:root {
            /* Neon Emerald & Holographic Accents (Reference 1 & Reference 2 clue.io) */
            --primary: #f43f5e;
            --primary-hover: #fb7185;
            --primary-glow: rgba(244, 63, 94, 0.45);
            --primary-subtle: rgba(244, 63, 94, 0.12);

            --accent-cyan: #38bdf8;
            --accent-cyan-glow: rgba(56, 189, 248, 0.35);
            --accent-violet: #818cf8;
            --accent-magenta: #f43f5e;

            /* Warm Sand / Cream Editorial Accent Card (Reference 1) */
            --accent-sand: #f5ebe0;
            --accent-sand-subtle: #eeddc9;
            --accent-sand-text: #0f172a;
            --accent-sand-muted: #475569;

            /* Obsidian Canvas (Reference 2 clue.io) */
            --bg-dark: #050508;
            --bg-surface: #0a0a10;
            --bg-card: rgba(14, 15, 22, 0.72);
            --bg-card-hover: rgba(22, 24, 35, 0.9);
            --bg-card-solid: #0d0e15;

            --text-white: #ffffff;
            --text-gray: #94a3b8;
            --text-muted: #64748b;

            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(244, 63, 94, 0.45);
            --border-cyan: rgba(56, 189, 248, 0.4);
            --grid-line: rgba(255, 255, 255, 0.035);

            --nav-bg: rgba(9, 10, 15, 0.75);
            --transition: all 0.35s cubic-bezier(0.165, 0.84, 0.44, 1);

            --font-ar: 'Tajawal', sans-serif;
            --font-en: 'Outfit', sans-serif;
            --current-font: var(--font-ar);

            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
        }

        [lang="ar"] {
            --current-font: var(--font-ar);
        }

        [lang="en"] {
            --current-font: var(--font-en);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }

        a:visited {
            color: inherit;
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            outline: none;
            color: inherit;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            background-color: var(--bg-dark);
            color: var(--text-white);
            font-family: var(--current-font);
            line-height: 1.7;
            overflow-x: hidden;
            position: relative;
            min-height: 100vh;
        }

        /* Subtle Architectural Background Grid */
        .grid-bg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: 
                linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 64px 64px;
            z-index: -2;
            pointer-events: none;
        }

        /* Multi-spectrum Ambient Glow */
        .glow-bg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 10% 15%, rgba(244, 63, 94, 0.08) 0%, transparent 40%),
                radial-gradient(circle at 90% 20%, rgba(56, 189, 248, 0.08) 0%, transparent 45%),
                radial-gradient(circle at 50% 60%, rgba(129, 140, 248, 0.06) 0%, transparent 50%),
                radial-gradient(circle at 85% 85%, rgba(244, 63, 94, 0.05) 0%, transparent 40%);
            z-index: -1;
            pointer-events: none;
        }

        ::-webkit-scrollbar {
            width: 8px;
        }

        ::-webkit-scrollbar-track {
            background: var(--bg-dark);
        }

        ::-webkit-scrollbar-thumb {
            background: rgba(244, 63, 94, 0.35);
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--primary);
        }

        .container {
            max-width: 1300px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        /* Top Reading Scroll Progress Bar */
        .reading-progress-container {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 3.5px;
            background: rgba(255, 255, 255, 0.05);
            z-index: 10000;
            pointer-events: none;
            display: flex;
            transition: opacity 0.2s ease;
        }

        html[dir="rtl"] .reading-progress-container,
        body[dir="rtl"] .reading-progress-container {
            direction: rtl;
            justify-content: flex-start;
        }

        html[dir="ltr"] .reading-progress-container,
        body[dir="ltr"] .reading-progress-container {
            direction: ltr;
            justify-content: flex-start;
        }

        .reading-progress-bar {
            height: 100%;
            width: 0%;
            background: linear-gradient(90deg, var(--primary), #fb7185, #fda4af);
            box-shadow: 0 0 10px var(--primary-glow), 0 0 18px rgba(244, 63, 94, 0.45);
            transition: width 0.06s cubic-bezier(0.1, 0.9, 0.2, 1);
            border-radius: 0 2px 2px 0;
            position: relative;
        }

        html[dir="rtl"] .reading-progress-bar,
        body[dir="rtl"] .reading-progress-bar {
            background: linear-gradient(270deg, var(--primary), #fb7185, #fda4af);
            border-radius: 2px 0 0 2px;
        }

        /* Floating Pill Glass Navbar */
        .navbar {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            width: min(1280px, calc(100% - 2.5rem));
            padding: 0.75rem 1.6rem;
            border-radius: var(--radius-full);
            background: var(--nav-bg);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            z-index: 1000;
            transition: var(--transition);
        }

        .navbar.scrolled {
            top: 10px;
            padding: 0.65rem 1.4rem;
            background: rgba(6, 7, 11, 0.92);
            border-color: rgba(244, 63, 94, 0.35);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8), 0 0 25px rgba(244, 63, 94, 0.12);
        }

        .navbar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 100%;
            padding: 0;
        }

        .logo {
            display: flex;
            align-items: center;
            text-decoration: none;
        }

        .nav-logo {
            height: 42px;
            width: auto;
            filter: invert(1);
            transition: var(--transition);
        }

        .logo:hover .nav-logo {
            transform: scale(1.05);
            filter: invert(1) drop-shadow(0 0 12px var(--primary-glow));
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 1.4rem;
            align-items: center;
        }

        .nav-links a {
            color: var(--text-gray);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.92rem;
            position: relative;
            transition: var(--transition);
            cursor: pointer;
            padding: 4px 6px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            box-shadow: 0 0 8px var(--primary-glow);
            transition: var(--transition);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 80%;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--text-white);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .btn-lang {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.14);
            color: var(--text-white);
            padding: 0.45rem 1.2rem;
            border-radius: var(--radius-full);
            cursor: pointer;
            font-family: inherit;
            font-weight: 700;
            font-size: 0.9rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-lang:hover {
            background: rgba(244, 63, 94, 0.15);
            border-color: var(--primary);
            color: var(--primary-hover);
            box-shadow: 0 0 16px var(--primary-glow);
        }

        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            justify-content: space-between;
            width: 26px;
            height: 18px;
            background: transparent;
            border: none;
            cursor: pointer;
            z-index: 1002;
        }

        .mobile-menu-btn span {
            width: 100%;
            height: 2px;
            background-color: var(--text-white);
            border-radius: 4px;
            transition: var(--transition);
        }

        .mobile-menu-btn.active span:nth-child(1) {
            transform: translateY(8px) rotate(45deg);
        }

        .mobile-menu-btn.active span:nth-child(2) {
            opacity: 0;
        }

        .mobile-menu-btn.active span:nth-child(3) {
            transform: translateY(-8px) rotate(-45deg);
        }

        /* Mobile Navigation Backdrop & Scroll Lock */
        .mobile-menu-backdrop {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            width: 100vw;
            height: 100vh;
            background: rgba(3, 4, 8, 0.75);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.35s ease, visibility 0.35s ease;
            z-index: 1000;
            pointer-events: none;
        }

        .mobile-menu-backdrop.active {
            opacity: 1;
            visibility: visible;
            pointer-events: auto;
        }

        body.menu-open {
            overflow: hidden !important;
            touch-action: none;
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            position: relative;
            overflow: hidden;
            padding-top: 130px;
            padding-bottom: 50px;
            border-bottom: 1px solid var(--border-subtle);
        }

        .liquid-ribbon-wrap {
            position: absolute;
            top: 5%;
            left: -10%;
            width: 120%;
            height: 90%;
            pointer-events: none;
            z-index: 0;
            opacity: 0.65;
            overflow: hidden;
        }

        .liquid-ribbon-svg {
            width: 100%;
            height: 100%;
            filter: drop-shadow(0 0 40px rgba(56, 189, 248, 0.25));
            animation: ribbonFloat 18s ease-in-out infinite alternate;
        }

        @keyframes ribbonFloat {
            0% { transform: translateY(0) scale(1); }
            50% { transform: translateY(-15px) scale(1.02); }
            100% { transform: translateY(10px) scale(0.98); }
        }

        .hero-content-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 3.5rem;
            width: 100%;
            position: relative;
            z-index: 2;
        }

        .hero-content {
            flex: 1.25;
        }

        .hero-badge-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            background: rgba(244, 63, 94, 0.1);
            border: 1px solid rgba(244, 63, 94, 0.3);
            color: var(--primary);
            font-size: 0.82rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 1.2rem;
        }

        .hero-badge-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 10px var(--primary);
            animation: pulseDot 2s infinite;
        }

        @keyframes pulseDot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.4; transform: scale(0.7); }
        }

        .greeting {
            color: var(--text-gray);
            font-weight: 600;
            font-size: 1.15rem;
            margin-bottom: 0.4rem;
        }

        .hero-title-group {
            margin-bottom: 1.2rem;
        }

        .name {
            font-size: clamp(2.8rem, 5.5vw, 4.4rem);
            font-weight: 900;
            line-height: 1.15;
            letter-spacing: -0.02em;
            margin-bottom: 0.3rem;
            color: var(--text-white);
        }

        .hologram-gradient-text {
            background: linear-gradient(135deg, #ffffff 30%, #fda4af 70%, #38bdf8 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-outline-banner {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 4px;
        }

        .outline-stroke-text {
            font-family: var(--font-en);
            font-weight: 900;
            font-size: clamp(1.4rem, 3.2vw, 2.4rem);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: transparent;
            -webkit-text-stroke: 1.4px rgba(255, 255, 255, 0.4);
            line-height: 1;
            transition: var(--transition);
        }

        .outline-stroke-text:hover {
            -webkit-text-stroke: 1.4px var(--primary);
            filter: drop-shadow(0 0 10px var(--primary-glow));
        }

        .name .en-name {
            font-size: 0.52em;
            color: var(--text-muted);
            font-weight: 400;
            letter-spacing: 0.05em;
            margin-inline-start: 10px;
        }

        .role-pill-box {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 6px 16px;
            background: rgba(255, 255, 255, 0.035);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-full);
            margin-bottom: 1.5rem;
        }

        .role-text {
            font-size: clamp(1.1rem, 2.2vw, 1.4rem);
            color: var(--primary);
            font-weight: 700;
            position: relative;
        }

        .typewriter-cursor {
            display: inline-block;
            width: 2.5px;
            height: 1.1em;
            background-color: var(--primary);
            vertical-align: middle;
            margin-inline-start: 4px;
            animation: blink 0.8s infinite;
        }

        @keyframes blink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0; }
        }

        .hero-desc {
            color: var(--text-gray);
            font-size: 1.08rem;
            line-height: 1.85;
            margin-bottom: 2.2rem;
            max-width: 640px;
        }

        .hero-btns {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            align-items: center;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.75rem;
            padding: 0.85rem 2rem;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.98rem;
            text-decoration: none;
            cursor: pointer;
            transition: var(--transition);
            font-family: inherit;
        }

        .btn-primary {
            background: var(--primary);
            color: #ffffff;
            border: 1px solid var(--primary);
            box-shadow: 0 4px 25px var(--primary-glow);
        }

        .btn-primary:hover {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            color: #ffffff;
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(244, 63, 94, 0.6);
        }

        .btn-outline {
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-white);
            border: 1px solid rgba(255, 255, 255, 0.16);
            backdrop-filter: blur(12px);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
            background: rgba(244, 63, 94, 0.08);
            box-shadow: 0 0 20px rgba(244, 63, 94, 0.15);
        }

        .btn-whatsapp {
            background: linear-gradient(135deg, #10b981 0%, #059669 100%);
            color: #ffffff;
            border: 1px solid rgba(244, 63, 94, 0.4);
            box-shadow: 0 4px 20px rgba(244, 63, 94, 0.3);
        }

        .btn-whatsapp:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(244, 63, 94, 0.5);
            color: #ffffff;
        }

        /* Hero Right Column: Bento Ensemble */
        .hero-bento-column {
            flex: 0.95;
            display: flex;
            flex-direction: column;
            gap: 16px;
            position: relative;
        }

        .hero-profile-bento {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 16px;
            align-items: stretch;
        }

        .profile-card {
            position: relative;
            width: 100%;
            height: 380px;
            border-radius: 22px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            overflow: hidden;
            display: flex;
            align-items: flex-end;
            justify-content: center;
            box-shadow: 0 20px 45px rgba(0, 0, 0, 0.6);
            transition: var(--transition);
        }

        .profile-card:hover {
            border-color: var(--primary);
            box-shadow: 0 25px 50px var(--primary-glow);
            transform: translateY(-4px);
        }

        .profile-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: top center;
            transition: var(--transition);
        }

        .profile-card:hover .profile-img {
            transform: scale(1.03);
        }

        .profile-bg-glow {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 100%;
            height: 100%;
            background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
            opacity: 0.25;
            pointer-events: none;
        }

        .card-corner-tl, .card-corner-br {
            position: absolute;
            width: 10px;
            height: 10px;
            border-color: var(--primary);
            pointer-events: none;
            z-index: 3;
        }
        .card-corner-tl {
            top: 10px;
            left: 10px;
            border-top: 2px solid var(--primary);
            border-left: 2px solid var(--primary);
        }
        .card-corner-br {
            bottom: 10px;
            right: 10px;
            border-bottom: 2px solid var(--primary);
            border-right: 2px solid var(--primary);
        }

        .bento-cards-stack {
            display: flex;
            flex-direction: column;
            gap: 14px;
            justify-content: space-between;
        }

        .bento-sand-card {
            background: var(--accent-sand);
            color: var(--accent-sand-text);
            border-radius: 20px;
            padding: 1.3rem 1.4rem;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            gap: 12px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
            position: relative;
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
        }

        .bento-sand-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 20px 45px rgba(0, 0, 0, 0.55);
            background: #fff8f0;
        }

        .bento-sand-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 10px;
        }

        .bento-sand-title {
            font-size: 1.15rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--accent-sand-text);
        }

        .bento-sand-subtitle {
            font-size: 0.85rem;
            color: var(--accent-sand-muted);
            margin-top: 4px;
            line-height: 1.4;
        }

        .sand-play-btn {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: #0f172a;
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.88rem;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .bento-sand-card:hover .sand-play-btn {
            transform: scale(1.08);
            background: #000000;
        }

        .sand-pill-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.78rem;
            font-weight: 700;
            color: #e11d48;
            background: rgba(244, 63, 94, 0.12);
            padding: 3px 10px;
            border-radius: var(--radius-full);
            width: fit-content;
        }

        .bento-dark-badge {
            background: #000000;
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 18px;
            padding: 1rem 1.3rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 14px;
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.7);
            transition: var(--transition);
        }

        .bento-dark-badge:hover {
            border-color: var(--primary);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.8), 0 0 15px var(--primary-glow);
            transform: translateY(-3px);
        }

        .bento-dark-stat {
            font-family: var(--font-en);
            font-size: 1.9rem;
            font-weight: 900;
            color: #ffffff;
            line-height: 1;
        }

        .bento-dark-label {
            font-size: 0.76rem;
            color: var(--text-gray);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            font-weight: 600;
            line-height: 1.3;
        }

        .bento-avatars-row {
            display: flex;
            align-items: center;
        }

        .bento-avatar-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: #1e293b;
            border: 2px solid #000000;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: var(--primary);
            margin-inline-start: -8px;
        }

        .bento-avatar-icon:first-child {
            margin-inline-start: 0;
        }

        .luminous-stat-banner {
            margin: 40px auto 30px auto;
            max-width: 1260px;
            padding: 2.2rem 2.5rem;
            border-radius: 28px;
            background: rgba(12, 13, 20, 0.7);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 
                0 25px 60px rgba(0, 0, 0, 0.7),
                0 0 40px rgba(244, 63, 94, 0.06),
                inset 0 1px 0 rgba(255, 255, 255, 0.14);
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.8rem;
            position: relative;
            z-index: 10;
            transition: var(--transition);
        }

        .luminous-stat-banner::before {
            content: '';
            position: absolute;
            inset: -1px;
            border-radius: 29px;
            padding: 1px;
            background: linear-gradient(135deg, rgba(244, 63, 94, 0.5) 0%, rgba(56, 189, 248, 0.3) 50%, rgba(129, 140, 248, 0.4) 100%);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        .stat-col {
            text-align: center;
            position: relative;
            padding: 0 10px;
        }

        .stat-col:not(:last-child)::after {
            content: '';
            position: absolute;
            top: 15%;
            bottom: 15%;
            left: 0;
            width: 1px;
            background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.12), transparent);
        }

        body[dir="ltr"] .stat-col:not(:last-child)::after {
            left: auto;
            right: 0;
        }

        .stat-num {
            font-family: var(--font-en);
            font-size: clamp(2.2rem, 3.4vw, 3.2rem);
            font-weight: 800;
            letter-spacing: -0.03em;
            line-height: 1.1;
            margin-bottom: 6px;
            background: linear-gradient(135deg, #ffffff 40%, #fda4af 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .stat-title {
            font-size: 0.94rem;
            font-weight: 600;
            color: var(--text-gray);
            line-height: 1.4;
        }

        /* Section Header */
        section {
            padding: 90px 0;
            position: relative;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .section-header {
            text-align: center;
            margin-bottom: 55px;
        }

        .section-header h2 {
            font-size: clamp(2rem, 3.5vw, 2.6rem);
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 14px;
            letter-spacing: -0.01em;
        }

        .underline {
            width: 50px;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), #fb923c);
            margin: 0 auto;
            border-radius: 2px;
            box-shadow: 0 0 12px var(--primary-glow);
        }

        /* Priority Roadmap / Timeline for Credentials */
        .edu-timeline {
            position: relative;
            max-width: 960px;
            margin: 0 auto;
            padding: 20px 0;
        }

        .edu-timeline::before {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            right: 35px;
            width: 2px;
            background: linear-gradient(to bottom, var(--primary) 0%, rgba(251, 146, 60, 0.4) 70%, rgba(255, 255, 255, 0.05) 100%);
            box-shadow: 0 0 15px var(--primary-glow);
        }

        body[dir="ltr"] .edu-timeline::before {
            right: auto;
            left: 35px;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 45px;
            padding-right: 90px;
        }

        body[dir="ltr"] .timeline-item {
            padding-right: 0;
            padding-left: 90px;
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-node {
            position: absolute;
            top: 20px;
            right: 11px;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: #08090e;
            border: 2px solid var(--primary);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 800;
            box-shadow: 0 0 20px var(--primary-glow), inset 0 0 10px rgba(244, 63, 94, 0.3);
            z-index: 2;
            transition: var(--transition);
        }

        body[dir="ltr"] .timeline-node {
            right: auto;
            left: 11px;
        }

        .timeline-item:hover .timeline-node {
            transform: scale(1.15);
            background: var(--primary);
            color: #ffffff;
            box-shadow: 0 0 30px var(--primary);
        }

        .timeline-content-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 20px;
            padding: 2.2rem 2.4rem;
            transition: var(--transition);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            position: relative;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }

        .timeline-content-card.highlighted {
            border-color: rgba(244, 63, 94, 0.35);
            background: linear-gradient(145deg, rgba(20, 24, 34, 0.9) 0%, rgba(14, 16, 24, 0.75) 100%);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), 0 0 25px rgba(244, 63, 94, 0.1);
        }

        .timeline-item:hover .timeline-content-card {
            transform: translateY(-4px);
            border-color: var(--primary);
            box-shadow: 0 18px 45px rgba(0, 0, 0, 0.7), 0 0 30px var(--primary-glow);
        }

        .timeline-card-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 12px;
        }

        .timeline-rank-badge {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .edu-status-badge {
            font-size: 0.82rem;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            background: rgba(244, 63, 94, 0.12);
            border: 1px solid rgba(244, 63, 94, 0.4);
            color: var(--primary-hover);
        }

        .timeline-degree-title {
            font-size: 1.45rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 8px;
        }

        .timeline-status {
            font-size: 0.95rem;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .timeline-details-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 14px;
            padding-top: 18px;
            border-top: 1px solid var(--border-subtle);
        }

        .timeline-detail-box {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: var(--text-gray);
            font-size: 0.92rem;
            line-height: 1.5;
        }

        .timeline-detail-box i {
            color: var(--primary);
            font-size: 1rem;
            margin-top: 4px;
            width: 18px;
            text-align: center;
        }

        /* Generic Cards & Bento Grids */
        .expertise-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 1.8rem;
        }

        .expertise-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 20px;
            padding: 2.4rem 2rem;
            transition: var(--transition);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            display: flex;
            flex-direction: column;
        }

        .expertise-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6), 0 0 25px var(--primary-glow);
        }

        .icon-box {
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, rgba(244, 63, 94, 0.15) 0%, rgba(56, 189, 248, 0.1) 100%);
            border: 1px solid rgba(244, 63, 94, 0.3);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
            transition: var(--transition);
        }

        .expertise-card:hover .icon-box {
            background: var(--primary);
            color: #030712;
            transform: scale(1.08);
            box-shadow: 0 0 20px var(--primary-glow);
        }

        .expertise-card h3 {
            font-size: 1.35rem;
            margin-bottom: 1rem;
            color: var(--text-white);
            font-weight: 700;
        }

        .expertise-card p {
            color: var(--text-gray);
            line-height: 1.7;
            font-size: 0.98rem;
            flex-grow: 1;
        }

        .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-top: 18px;
        }

        .tag-pill {
            font-size: 0.78rem;
            padding: 4px 11px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-subtle);
            color: var(--text-gray);
            transition: var(--transition);
        }

        .expertise-card:hover .tag-pill {
            border-color: rgba(244, 63, 94, 0.3);
            color: var(--text-white);
        }

        /* Collaborations Section */
        .collab-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.8rem;
        }

        .collab-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 20px;
            padding: 2.2rem 1.8rem;
            transition: var(--transition);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
        }

        .collab-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6), 0 0 25px var(--primary-glow);
        }

        .collab-icon {
            width: 48px;
            height: 48px;
            background: rgba(244, 63, 94, 0.12);
            border: 1px solid rgba(244, 63, 94, 0.3);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
            margin-bottom: 1.2rem;
            transition: var(--transition);
        }

        .collab-card:hover .collab-icon {
            background: var(--primary);
            color: #030712;
            box-shadow: 0 0 15px var(--primary-glow);
        }

        .collab-card h3 {
            font-size: 1.25rem;
            margin-bottom: 0.8rem;
            color: var(--text-white);
            font-weight: 700;
        }

        .collab-card p {
            color: var(--text-gray);
            font-size: 0.94rem;
            line-height: 1.7;
        }

        /* People Section (New) */
        .people-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.8rem;
        }

        .person-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 20px;
            padding: 2rem 1.8rem;
            transition: var(--transition);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            display: flex;
            flex-direction: column;
            position: relative;
            overflow: hidden;
        }

        .person-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.65), 0 0 25px var(--primary-glow);
        }

        .person-header {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 14px;
        }

        .person-avatar {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(244, 63, 94, 0.2) 0%, rgba(56, 189, 248, 0.15) 100%);
            border: 1px solid rgba(244, 63, 94, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.35rem;
            color: var(--primary);
            flex-shrink: 0;
            transition: var(--transition);
        }

        .person-card:hover .person-avatar {
            background: var(--primary);
            color: #ffffff;
            box-shadow: 0 0 18px var(--primary-glow);
        }

        .person-name {
            font-size: 1.22rem;
            font-weight: 800;
            color: #ffffff;
            line-height: 1.3;
        }

        .person-badge {
            display: inline-block;
            font-size: 0.76rem;
            font-weight: 700;
            color: var(--accent-cyan);
            background: rgba(56, 189, 248, 0.1);
            border: 1px solid rgba(56, 189, 248, 0.3);
            border-radius: var(--radius-full);
            padding: 2px 10px;
            margin-top: 4px;
        }

        .person-org {
            font-size: 0.92rem;
            color: var(--primary-hover);
            font-weight: 700;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .person-desc {
            color: var(--text-gray);
            font-size: 0.94rem;
            line-height: 1.7;
            flex-grow: 1;
        }

        /* Projects Section */
        .slider-container {
            position: relative;
            overflow: hidden;
            padding: 10px 0 20px;
        }

        .slider-track {
            display: flex;
            gap: 1.8rem;
            transition: transform 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
        }

        .project-card {
            flex: 0 0 calc(33.333% - 1.2rem);
            min-width: 300px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 20px;
            padding: 2.2rem 2rem;
            transition: var(--transition);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .project-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.65), 0 0 25px var(--primary-glow);
        }

        .project-info h3 {
            font-size: 1.35rem;
            margin-bottom: 0.9rem;
            color: var(--text-white);
            font-weight: 700;
        }

        .project-info p {
            color: var(--text-gray);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 1.4rem;
        }

        .tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: 1.4rem;
        }

        .tags span {
            background: rgba(255, 255, 255, 0.04);
            padding: 0.35rem 0.85rem;
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            color: var(--text-gray);
            border: 1px solid var(--border-subtle);
        }

        .project-link {
            color: var(--primary);
            text-decoration: none;
            font-size: 0.95rem;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: var(--transition);
        }

        .project-link:hover {
            color: var(--text-white);
            gap: 0.8rem;
        }

        .slider-controls {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-top: 2rem;
        }

        .slider-btn {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            color: var(--text-white);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1.1rem;
        }

        .slider-btn:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #ffffff;
            box-shadow: 0 0 20px var(--primary-glow);
        }

        /* Gallery & Projects Filter Tabs */
        .gallery-filters,
        .subpage-filter-bar,
        .filter-tabs-wrap {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 35px;
            padding: 8px 14px;
            background: rgba(14, 15, 25, 0.7);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-full);
            width: fit-content;
            max-width: 100%;
            margin-left: auto;
            margin-right: auto;
            backdrop-filter: blur(14px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
        }

        .filter-btn,
        .filter-tab-btn,
        .subpage-filter-btn {
            padding: 9px 22px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.08);
            color: var(--text-gray);
            font-size: 0.92rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            font-family: inherit;
            display: inline-flex;
            align-items: center;
            gap: 0.55rem;
            white-space: nowrap;
            outline: none;
            text-decoration: none;
        }

        .filter-btn:hover,
        .filter-tab-btn:hover,
        .subpage-filter-btn:hover {
            color: #ffffff;
            border-color: var(--primary);
            background: rgba(244, 63, 94, 0.15);
            transform: translateY(-2px);
        }

        .filter-btn.active,
        .filter-tab-btn.active,
        .subpage-filter-btn.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #ffffff;
            box-shadow: 0 4px 18px var(--primary-glow);
        }

        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 1.8rem;
        }

        .gallery-item {
            transition: var(--transition);
            cursor: pointer;
        }

        .gallery-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 20px;
            overflow: hidden;
            transition: var(--transition);
            position: relative;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .gallery-item:hover .gallery-card {
            transform: translateY(-6px);
            border-color: var(--primary);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.7), 0 0 30px var(--primary-glow);
        }

        .gallery-img-wrap {
            position: relative;
            width: 100%;
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: #000000;
        }

        .gallery-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s cubic-bezier(0.165, 0.84, 0.44, 1);
        }

        .gallery-item:hover .gallery-img {
            transform: scale(1.06);
        }

        .gallery-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(to top, rgba(5, 5, 8, 0.95) 0%, rgba(5, 5, 8, 0.4) 50%, rgba(0, 0, 0, 0.1) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 1.5rem;
            opacity: 0;
            transition: var(--transition);
        }

        .gallery-item:hover .gallery-overlay {
            opacity: 1;
        }

        .gallery-zoom-icon {
            position: absolute;
            top: 14px;
            left: 14px;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--primary);
            color: #ffffff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.05rem;
            box-shadow: 0 0 20px var(--primary-glow);
            transform: scale(0.7);
            transition: var(--transition);
            cursor: pointer;
            z-index: 10;
        }

        body[dir="ltr"] .gallery-zoom-icon {
            left: auto;
            right: 14px;
        }

        .gallery-item:hover .gallery-zoom-icon {
            transform: scale(1);
        }

        .gallery-badge {
            position: absolute;
            top: 14px;
            right: 14px;
            background: rgba(5, 5, 8, 0.85);
            backdrop-filter: blur(10px);
            border: 1px solid var(--primary);
            color: var(--primary-hover);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            z-index: 2;
        }

        body[dir="ltr"] .gallery-badge {
            right: auto;
            left: 14px;
        }

        .gallery-overlay-text {
            transform: translateY(15px);
            transition: var(--transition);
        }

        .gallery-item:hover .gallery-overlay-text {
            transform: translateY(0);
        }

        .gallery-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 6px;
        }

        .gallery-desc {
            color: var(--text-gray);
            font-size: 0.88rem;
            line-height: 1.6;
        }

        /* Lightbox Fullscreen Modal */
        .lightbox-modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100vw;
            height: 100vh;
            background: rgba(3, 3, 6, 0.95);
            backdrop-filter: blur(25px);
            -webkit-backdrop-filter: blur(25px);
            z-index: 4000;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
            transition: var(--transition);
            padding: 30px;
        }

        .lightbox-modal.active {
            opacity: 1 !important;
            visibility: visible !important;
            pointer-events: auto !important;
        }

        .lightbox-container {
            position: relative;
            max-width: 1000px;
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .lightbox-img-wrap {
            position: relative;
            max-height: 72vh;
            max-width: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.9), 0 0 35px var(--primary-glow);
            border: 1px solid rgba(244, 63, 94, 0.3);
            background: #08080c;
        }

        .lightbox-img {
            max-height: 72vh;
            max-width: 100%;
            object-fit: contain;
            transition: transform 0.3s ease;
        }

        .lightbox-details {
            margin-top: 18px;
            text-align: center;
            max-width: 800px;
        }

        .lightbox-title {
            font-size: 1.35rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 6px;
        }

        .lightbox-desc {
            color: var(--text-gray);
            font-size: 0.98rem;
            line-height: 1.6;
        }

        .lightbox-counter {
            position: absolute;
            top: -45px;
            left: 0;
            color: var(--text-muted);
            font-size: 0.95rem;
            font-weight: 600;
        }

        body[dir="ltr"] .lightbox-counter {
            left: auto;
            right: 0;
        }

        .lightbox-close-btn {
            position: absolute;
            top: -50px;
            right: 0;
            background: rgba(20, 20, 28, 0.8);
            border: 1px solid var(--border-subtle);
            color: var(--text-white);
            width: 44px;
            height: 44px;
            border-radius: 50%;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }

        body[dir="ltr"] .lightbox-close-btn {
            right: auto;
            left: 0;
        }

        .lightbox-close-btn:hover {
            background: #ef4444;
            border-color: #ef4444;
            transform: rotate(90deg);
        }

        .lightbox-arrow {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(14, 15, 22, 0.85);
            border: 1px solid var(--border-subtle);
            color: var(--text-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            cursor: pointer;
            transition: var(--transition);
            z-index: 10;
        }

        .lightbox-arrow:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #ffffff;
            box-shadow: 0 0 20px var(--primary-glow);
            transform: translateY(-50%) scale(1.1);
        }

        .lightbox-prev {
            right: -75px;
        }

        .lightbox-next {
            left: -75px;
        }

        body[dir="ltr"] .lightbox-prev {
            right: auto;
            left: -75px;
        }

        body[dir="ltr"] .lightbox-next {
            left: auto;
            right: -75px;
        }

        /* Contact Section */
        .contact-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 28px;
            padding: 4.5rem 2.5rem;
            text-align: center;
            max-width: 920px;
            margin: 0 auto;
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            position: relative;
            overflow: hidden;
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7);
        }

        .contact-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle at center, var(--primary-glow) 0%, transparent 70%);
            opacity: 0.12;
            pointer-events: none;
        }

        .contact-card h2 {
            font-size: clamp(2.2rem, 4vw, 3rem);
            font-weight: 800;
            margin-bottom: 1.1rem;
            color: var(--text-white);
        }

        .contact-card p {
            color: var(--text-gray);
            font-size: 1.1rem;
            max-width: 620px;
            margin: 0 auto 2.5rem;
            line-height: 1.8;
        }

        .social-links {
            display: flex;
            justify-content: center;
            gap: 1.2rem;
            margin-bottom: 2.5rem;
        }

        .social-links a {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-subtle);
            color: var(--text-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            transition: var(--transition);
        }

        .social-links a:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #030712;
            transform: translateY(-3px);
            box-shadow: 0 0 20px var(--primary-glow);
        }

        .btn-large {
            padding: 1rem 2.6rem;
            font-size: 1.05rem;
        }

        /* Footer */
        footer {
            border-top: 1px solid var(--border-subtle);
            padding: 3rem 0 2.2rem 0;
            text-align: center;
            background: linear-gradient(180deg, rgba(8, 7, 12, 0.95) 0%, rgba(4, 4, 7, 0.98) 100%);
            position: relative;
        }

        /* Social Media Footer Bar */
        .footer-social-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1.25rem;
            padding: 1.35rem 1.6rem;
            margin-bottom: 2rem;
            background: rgba(18, 14, 24, 0.65);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            position: relative;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
        }

        .footer-social-bar::before {
            content: '';
            position: absolute;
            top: 0;
            left: 10%;
            right: 10%;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(244, 63, 94, 0.5), transparent);
        }

        .footer-social-info {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 3px;
            text-align: start;
        }

        body[dir="ltr"] .footer-social-info {
            align-items: flex-start;
            text-align: left;
        }

        .footer-social-title {
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--text-white);
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: 0.01em;
        }

        .footer-social-indicator {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--primary);
            box-shadow: 0 0 10px var(--primary);
            display: inline-block;
            animation: pulseDot 2s infinite;
        }

        .footer-social-desc {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin: 0;
        }

        .footer-social-links {
            display: flex;
            align-items: center;
            gap: 0.65rem;
            flex-wrap: wrap;
        }

        .footer-social-item {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 0.95rem;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            color: var(--text-gray) !important;
            text-decoration: none !important;
            font-size: 0.83rem;
            font-weight: 500;
            transition: var(--transition);
            min-height: 42px;
            box-sizing: border-box;
        }

        .footer-social-item i {
            font-size: 0.95rem;
            transition: transform 0.25s ease, color 0.25s ease;
        }

        .footer-social-item:hover {
            color: #ffffff !important;
            border-color: rgba(244, 63, 94, 0.45);
            background: rgba(244, 63, 94, 0.12);
            transform: translateY(-2px);
            box-shadow: 0 4px 18px rgba(244, 63, 94, 0.22);
        }

        .footer-social-item:hover i {
            transform: scale(1.15);
        }

        .footer-social-item.social-whatsapp:hover {
            color: #25D366 !important;
            border-color: rgba(37, 211, 102, 0.5);
            background: rgba(37, 211, 102, 0.12);
            box-shadow: 0 4px 18px rgba(37, 211, 102, 0.24);
        }

        .footer-social-item.social-whatsapp:hover i {
            color: #25D366;
        }

        .footer-social-item.social-linkedin:hover {
            color: #38bdf8 !important;
            border-color: rgba(56, 189, 248, 0.5);
            background: rgba(56, 189, 248, 0.12);
            box-shadow: 0 4px 18px rgba(56, 189, 248, 0.24);
        }

        .footer-social-item.social-linkedin:hover i {
            color: #38bdf8;
        }

        .footer-social-item.social-github:hover {
            color: #f3f4f6 !important;
            border-color: rgba(255, 255, 255, 0.35);
            background: rgba(255, 255, 255, 0.12);
            box-shadow: 0 4px 18px rgba(255, 255, 255, 0.15);
        }

        .footer-social-item.social-email:hover {
            color: #fda4af !important;
            border-color: rgba(244, 63, 94, 0.5);
            background: rgba(244, 63, 94, 0.18);
            box-shadow: 0 4px 18px rgba(244, 63, 94, 0.25);
        }

        .footer-social-item.social-twitter:hover {
            color: #ffffff !important;
            border-color: rgba(255, 255, 255, 0.4);
            background: rgba(255, 255, 255, 0.12);
            box-shadow: 0 4px 18px rgba(255, 255, 255, 0.15);
        }

        footer .footer-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1.5rem;
            padding-top: 1.25rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        footer p {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        footer .footer-links {
            display: flex;
            gap: 1.5rem;
            align-items: center;
            flex-wrap: wrap;
        }

        footer .footer-links a,
        footer .footer-link {
            color: var(--text-gray) !important;
            text-decoration: none !important;
            font-size: 0.92rem;
            font-weight: 500;
            transition: var(--transition);
            padding: 0.35rem 0.65rem;
            border-radius: var(--radius-sm);
        }

        footer .footer-links a:visited,
        footer .footer-link:visited {
            color: var(--text-gray) !important;
            text-decoration: none !important;
        }

        footer .footer-links a:hover,
        footer .footer-link:hover {
            color: var(--primary) !important;
            background: rgba(244, 63, 94, 0.08);
            transform: translateY(-1px);
        }

        /* Back to Top */
        .back-to-top {
            position: fixed;
            bottom: 25px;
            right: 25px;
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: rgba(18, 19, 28, 0.85);
            border: 1px solid var(--border-subtle);
            color: var(--text-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.05rem;
            cursor: pointer;
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
        }

        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
        }

        .back-to-top:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #ffffff;
            box-shadow: 0 0 20px var(--primary-glow);
            transform: translateY(-3px);
        }

        /* Responsive Design System */
        @media (max-width: 1100px) {
            .hero-content-wrapper {
                flex-direction: column;
                text-align: center;
                gap: 2.5rem;
            }

            .hero-title-group {
                display: flex;
                flex-direction: column;
                align-items: center;
            }

            .hero-outline-banner {
                justify-content: center;
            }

            .hero-desc {
                margin-left: auto;
                margin-right: auto;
            }

            .hero-btns {
                justify-content: center;
            }

            .hero-bento-column {
                width: 100%;
                max-width: 580px;
                margin: 0 auto;
            }

            .luminous-stat-banner {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
                padding: 1.8rem 1.4rem;
            }

            .stat-col:nth-child(2)::after {
                display: none;
            }

            .project-card {
                flex: 0 0 calc(50% - 1rem);
                min-width: calc(50% - 1rem);
            }
        }

        @media (max-width: 768px) {
            html, body {
                overflow-x: hidden;
                width: 100%;
                -webkit-tap-highlight-color: transparent;
            }

            .container {
                padding: 0 1.25rem;
                width: 100%;
                box-sizing: border-box;
            }

            section {
                padding: 48px 0;
            }

            .section-header {
                margin-bottom: 36px;
            }

            .section-header h2 {
                font-size: clamp(1.75rem, 5.5vw, 2.2rem);
            }

            .navbar {
                top: 8px;
                left: 0.6rem !important;
                right: 0.6rem !important;
                width: auto !important;
                max-width: calc(100% - 1.2rem) !important;
                transform: none !important;
                padding: 0.55rem 0.9rem;
                border-radius: var(--radius-lg);
                z-index: 1010 !important;
            }

            .navbar.scrolled {
                top: 8px;
                left: 0.6rem !important;
                right: 0.6rem !important;
                width: auto !important;
                transform: none !important;
            }

            .nav-logo {
                height: 32px;
            }

            .mobile-menu-btn {
                display: flex;
                flex-direction: column;
                justify-content: center;
                align-items: center;
                gap: 5px;
                width: 44px;
                min-width: 44px;
                height: 44px;
                min-height: 44px;
                padding: 10px;
                border-radius: var(--radius-sm);
                background: rgba(255, 255, 255, 0.04);
                border: 1px solid rgba(255, 255, 255, 0.08);
                cursor: pointer;
                z-index: 1012;
                transition: var(--transition);
                box-sizing: border-box;
            }

            .mobile-menu-btn span {
                width: 22px;
                height: 2px;
                background-color: var(--text-white);
                border-radius: 4px;
                transition: transform 0.3s ease, opacity 0.3s ease;
            }

            .mobile-menu-btn.active {
                background: rgba(244, 63, 94, 0.15);
                border-color: rgba(244, 63, 94, 0.4);
            }

            .mobile-menu-btn.active span:nth-child(1) {
                transform: translateY(7px) rotate(45deg);
            }

            .mobile-menu-btn.active span:nth-child(2) {
                opacity: 0;
            }

            .mobile-menu-btn.active span:nth-child(3) {
                transform: translateY(-7px) rotate(-45deg);
            }

            .nav-links {
                position: fixed;
                top: 0;
                right: 0;
                width: 84%;
                max-width: 320px;
                height: 100vh;
                height: 100dvh;
                background: #0d0a11 !important;
                backdrop-filter: none !important;
                -webkit-backdrop-filter: none !important;
                border-left: 1px solid rgba(244, 63, 94, 0.28);
                flex-direction: column;
                justify-content: flex-start;
                align-items: stretch;
                gap: 8px;
                padding: 85px 22px 30px;
                display: flex !important;
                transform: translateX(100%);
                visibility: hidden;
                transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
                            visibility 0.35s ease,
                            box-shadow 0.35s ease;
                z-index: 1011;
                overflow-y: auto;
                -webkit-overflow-scrolling: touch;
                box-shadow: none;
                -webkit-font-smoothing: antialiased;
                -moz-osx-font-smoothing: grayscale;
            }

            body[dir="ltr"] .nav-links {
                right: auto;
                left: 0;
                border-left: none;
                border-right: 1px solid rgba(244, 63, 94, 0.2);
                transform: translateX(-100%);
            }

            .nav-links.active {
                transform: translateX(0) !important;
                visibility: visible !important;
                box-shadow: -20px 0 50px rgba(0, 0, 0, 0.9);
            }

            body[dir="ltr"] .nav-links.active {
                box-shadow: 20px 0 50px rgba(0, 0, 0, 0.9);
            }

            .nav-links li {
                width: 100%;
            }

            .nav-links a {
                font-size: 1.05rem;
                font-weight: 600;
                width: 100%;
                min-height: 44px;
                display: flex;
                align-items: center;
                padding: 10px 16px;
                border-radius: var(--radius-md);
                color: var(--text-gray);
                border: 1px solid transparent;
                transition: var(--transition);
            }

            .nav-links a:hover,
            .nav-links a.active {
                color: #ffffff;
                background: rgba(244, 63, 94, 0.12);
                border-color: rgba(244, 63, 94, 0.3);
                padding-inline-start: 20px;
            }

            .btn-lang {
                min-height: 44px;
                min-width: 44px;
                padding: 0.45rem 0.95rem;
                font-size: 0.85rem;
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }

            .hero {
                padding-top: 80px;
                padding-bottom: 25px;
                min-height: auto;
            }

            .hero-content-wrapper {
                display: flex;
                flex-direction: column;
                gap: 1.8rem;
                text-align: center;
            }

            .hero-content {
                width: 100%;
                order: 0;
            }

            .hero-badge-pill {
                padding: 4px 12px;
                font-size: 0.76rem;
                margin-bottom: 0.8rem;
            }

            .greeting {
                font-size: 1.05rem;
                margin-bottom: 0.2rem;
            }

            .name {
                font-size: clamp(2.1rem, 7.8vw, 2.8rem);
                line-height: 1.15;
            }

            .name .en-name {
                display: block;
                margin-inline-start: 0;
                margin-top: 4px;
                font-size: 0.55em;
            }

            .hero-outline-banner {
                flex-wrap: wrap;
                justify-content: center;
                gap: 6px;
                margin-top: 6px;
            }

            .outline-stroke-text {
                font-size: clamp(1.2rem, 5vw, 1.6rem);
            }

            .role-pill-box {
                padding: 5px 14px;
                margin-bottom: 1.1rem;
            }

            .role-text {
                font-size: clamp(0.95rem, 3.8vw, 1.15rem);
            }

            .hero-desc {
                font-size: 0.94rem;
                line-height: 1.7;
                margin-bottom: 1.5rem;
                padding: 0 4px;
            }

            .hero-btns {
                flex-direction: row;
                flex-wrap: wrap;
                width: 100%;
                gap: 0.65rem;
                justify-content: center;
            }

            .hero-btns .btn {
                flex: 1 1 calc(50% - 0.4rem);
                min-width: 140px;
                min-height: 44px;
                justify-content: center;
                padding: 0.75rem 1rem;
                font-size: 0.88rem;
            }

            .hero-btns .btn:last-child {
                flex: 1 1 100%;
            }

            .hero-bento-column {
                display: contents;
            }

            .hero-profile-bento {
                display: contents;
            }

            .profile-card {
                order: -1;
                width: 100%;
                max-width: min(260px, 75vw);
                height: auto;
                aspect-ratio: 4 / 5;
                border-radius: 20px;
                margin: 0 auto;
            }

            .bento-cards-stack {
                display: flex;
                flex-direction: column;
                gap: 12px;
            }

            .bento-sand-card {
                padding: 1rem 1.1rem;
                border-radius: 16px;
                gap: 8px;
            }

            .bento-sand-title {
                font-size: 0.95rem;
            }

            .bento-sand-subtitle {
                font-size: 0.75rem;
            }

            .sand-play-btn {
                width: 34px;
                height: 34px;
                font-size: 0.75rem;
            }

            .sand-pill-tag {
                font-size: 0.7rem;
                padding: 3px 9px;
            }

            .bento-dark-badge {
                padding: 1rem 1.1rem;
                border-radius: 16px;
                flex-direction: column;
                align-items: center;
                text-align: center;
                gap: 8px;
            }

            .bento-dark-stat {
                font-size: 1.6rem;
            }

            .bento-dark-label {
                font-size: 0.7rem;
            }

            .bento-avatar-icon {
                width: 28px;
                height: 28px;
                font-size: 0.7rem;
            }

            .luminous-stat-banner {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
                padding: 1.2rem 0.8rem;
                margin: 20px auto 10px auto;
                border-radius: 20px;
            }

            .stat-col {
                padding: 8px 4px;
            }

            .stat-col:not(:last-child)::after {
                display: none;
            }

            .stat-num {
                font-size: 1.75rem;
                margin-bottom: 3px;
            }

            .stat-title {
                font-size: 0.76rem;
                line-height: 1.35;
            }

            .edu-timeline::before {
                right: 14px;
            }

            body[dir="ltr"] .edu-timeline::before {
                right: auto;
                left: 14px;
            }

            .timeline-item {
                margin-bottom: 22px;
                padding-right: 40px;
                padding-left: 0;
                width: 100%;
                box-sizing: border-box;
            }

            body[dir="ltr"] .timeline-item {
                padding-right: 0;
                padding-left: 40px;
            }

            .timeline-node {
                width: 30px;
                height: 30px;
                top: 12px;
                right: 0;
                font-size: 0.8rem;
            }

            body[dir="ltr"] .timeline-node {
                right: auto;
                left: 0;
            }

            .timeline-content-card {
                padding: 1.3rem 1.1rem;
                border-radius: 18px;
            }

            .timeline-degree-title {
                font-size: 1.18rem;
            }

            .timeline-card-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .timeline-details-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }

            .expertise-grid,
            .collab-grid,
            .people-grid,
            .gallery-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }

            .expertise-card,
            .collab-card,
            .person-card,
            .gallery-card {
                padding: 1.4rem 1.15rem;
                border-radius: 16px;
            }

            .project-card {
                flex: 0 0 100%;
                min-width: 100%;
                padding: 1.4rem 1.15rem;
            }

            /* Horizontal Touch-Friendly Filter Bars */
            .filter-tabs-wrap,
            .gallery-filters,
            .subpage-filter-bar {
                display: flex;
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scroll-snap-type: x mandatory;
                padding: 6px 4px 10px 4px;
                gap: 8px;
                width: 100%;
                max-width: 100%;
                border-radius: var(--radius-lg);
                scrollbar-width: none;
                box-sizing: border-box;
            }

            .filter-tabs-wrap::-webkit-scrollbar,
            .gallery-filters::-webkit-scrollbar,
            .subpage-filter-bar::-webkit-scrollbar {
                display: none;
            }

            .filter-tab-btn,
            .filter-btn,
            .subpage-filter-btn {
                flex: 0 0 auto;
                scroll-snap-align: start;
                min-height: 44px;
                display: inline-flex;
                align-items: center;
                gap: 6px;
                font-size: 0.82rem;
                padding: 0.5rem 1rem;
                white-space: nowrap;
                border-radius: var(--radius-full);
            }

            /* Subpage Layouts */
            .subpage-hero {
                padding: 5.5rem 0 2rem;
            }

            .subpage-title-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
                margin-bottom: 1.8rem;
            }

            .subpage-title-wrap h1 {
                font-size: clamp(1.75rem, 5.8vw, 2.3rem);
            }

            .subpage-back-btn {
                min-height: 44px;
                display: inline-flex;
                align-items: center;
                padding: 0.55rem 1.15rem;
                font-size: 0.88rem;
            }

            .subpage-stats-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
                margin-bottom: 2rem;
            }

            .stat-metric-card {
                padding: 1.1rem 0.9rem;
            }

            .subpage-intro-box {
                padding: 1.25rem 1rem;
                flex-direction: column;
                align-items: flex-start;
                gap: 0.9rem;
                margin-bottom: 1.8rem;
            }

            .subpage-intro-icon {
                width: 44px;
                height: 44px;
                font-size: 1.2rem;
            }

            .rich-case-card {
                padding: 1.4rem 1.1rem;
                border-radius: 18px;
                margin-bottom: 1.5rem;
            }

            .rich-case-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.8rem;
            }

            .rich-case-title-area {
                gap: 0.75rem;
            }

            .rich-case-icon-badge {
                width: 42px;
                height: 42px;
                font-size: 1.15rem;
            }

            .rich-case-title {
                font-size: 1.25rem;
            }

            .rich-case-badge {
                align-self: flex-start;
            }

            .rich-case-body-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }

            .rich-meta-panel {
                padding: 1.1rem;
            }

            .rich-case-footer {
                flex-direction: column;
                align-items: stretch;
                gap: 1rem;
            }

            .rich-action-btn {
                width: 100%;
                justify-content: center;
                min-height: 44px;
            }

            .news-rich-card {
                padding: 1.25rem 1rem;
                border-radius: 16px;
            }

            .news-rich-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.8rem;
            }

            .news-rich-title {
                font-size: 1.15rem;
            }

            /* Lightbox on Mobile */
            .lightbox-modal {
                padding: 16px 12px;
            }

            .lightbox-container {
                max-width: 100%;
            }

            .lightbox-img-wrap {
                max-height: 54vh;
                border-radius: 16px;
            }

            .lightbox-arrow {
                width: 44px;
                height: 44px;
                font-size: 1.1rem;
                background: rgba(14, 15, 22, 0.92);
                border: 1px solid rgba(244, 63, 94, 0.35);
            }

            .lightbox-prev {
                right: 8px !important;
                left: auto !important;
            }

            .lightbox-next {
                left: 8px !important;
                right: auto !important;
            }

            body[dir="ltr"] .lightbox-prev {
                left: 8px !important;
                right: auto !important;
            }

            body[dir="ltr"] .lightbox-next {
                right: 8px !important;
                left: auto !important;
            }

            .lightbox-close-btn {
                top: 8px;
                right: 8px;
                width: 44px;
                height: 44px;
                font-size: 1.1rem;
                background: rgba(14, 15, 22, 0.92);
            }

            body[dir="ltr"] .lightbox-close-btn {
                right: auto;
                left: 8px;
            }

            .lightbox-counter {
                top: 14px;
                left: 14px;
                font-size: 0.85rem;
            }

            body[dir="ltr"] .lightbox-counter {
                left: auto;
                right: 14px;
            }

            .lightbox-title {
                font-size: 1.15rem;
            }

            .lightbox-desc {
                font-size: 0.88rem;
            }

            /* Contact & Footer */
            .contact-card {
                padding: 2.4rem 1.2rem;
                border-radius: 20px;
            }

            .contact-card h2 {
                font-size: 1.65rem;
            }

            .contact-card p {
                font-size: 0.95rem;
                margin-bottom: 1.8rem;
            }

            .social-links {
                gap: 0.9rem;
                margin-bottom: 1.8rem;
            }

            .social-links a {
                width: 46px;
                height: 46px;
                font-size: 1.15rem;
            }

            .contact-card .btn {
                min-height: 46px;
            }

            .footer-social-bar {
                flex-direction: column;
                align-items: center;
                text-align: center;
                padding: 1.3rem 1.1rem;
                gap: 1.1rem;
                margin-bottom: 1.6rem;
            }

            .footer-social-info {
                align-items: center;
                text-align: center;
            }

            body[dir="ltr"] .footer-social-info {
                align-items: center;
                text-align: center;
            }

            .footer-social-links {
                justify-content: center;
                width: 100%;
                gap: 0.55rem;
            }

            .footer-social-item {
                min-height: 44px;
                padding: 0.5rem 0.85rem;
                font-size: 0.8rem;
            }

            footer .footer-links {
                flex-wrap: wrap;
                justify-content: center;
                gap: 1rem;
            }

            .back-to-top {
                bottom: calc(20px + env(safe-area-inset-bottom, 0px));
                right: calc(16px + env(safe-area-inset-right, 0px));
                width: 46px;
                height: 46px;
            }

            body[dir="ltr"] .back-to-top {
                right: auto;
                left: calc(16px + env(safe-area-inset-left, 0px));
            }
        }

        /* Small Phones (e.g., iPhone SE, Galaxy A-series) */
        @media (max-width: 480px) {
            .container {
                padding: 0 1rem;
            }

            .hero-btns {
                flex-direction: column;
                width: 100%;
            }

            .hero-btns .btn {
                width: 100%;
                min-width: 100%;
                flex: 1 1 100%;
                min-height: 48px;
            }

            .luminous-stat-banner {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
                padding: 1rem 0.6rem;
            }

            .stat-num {
                font-size: 1.55rem;
            }

            .stat-title {
                font-size: 0.72rem;
                line-height: 1.35;
            }

            .subpage-stats-bar {
                grid-template-columns: 1fr;
            }

            .contact-card {
                padding: 2rem 1rem;
            }

            .contact-card h2 {
                font-size: 1.45rem;
            }

            .contact-card .btn {
                width: 100%;
                max-width: 100%;
            }

            .footer-social-links {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 0.5rem;
                width: 100%;
            }

            .footer-social-item {
                justify-content: center;
                width: 100%;
            }

            .footer-social-item:last-child {
                grid-column: span 2;
            }
        }

        /* Section "See More" Controls */
        .section-more-wrapper {
            text-align: center;
            margin-top: 2.8rem;
            position: relative;
            z-index: 2;
        }

        .btn-section-more {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.85rem;
            padding: 0.95rem 2.6rem;
            background: rgba(244, 63, 94, 0.08);
            color: var(--text-white);
            border: 1px solid rgba(244, 63, 94, 0.38);
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 1.02rem;
            text-decoration: none;
            cursor: pointer;
            transition: var(--transition);
            font-family: inherit;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            backdrop-filter: blur(10px);
        }

        .btn-section-more:hover {
            background: var(--primary);
            color: #ffffff;
            border-color: var(--primary);
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(244, 63, 94, 0.45);
        }

        .btn-section-more i {
            font-size: 0.95rem;
            transition: transform 0.3s ease;
        }

        .btn-section-more:hover i.fa-arrow-left {
            transform: translateX(-5px);
        }

        .btn-section-more:hover i.fa-arrow-right {
            transform: translateX(5px);
        }

        /* Subpage Architecture */
        .subpage-hero {
            padding: 7.5rem 0 3.5rem;
            position: relative;
        }

        .subpage-breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 0.92rem;
            color: var(--text-muted);
            margin-bottom: 1.5rem;
            flex-wrap: wrap;
        }

        .subpage-breadcrumb a {
            color: var(--accent-cyan);
            text-decoration: none;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }

        .subpage-breadcrumb a:hover {
            color: var(--primary);
        }

        .subpage-breadcrumb .crumb-separator {
            opacity: 0.4;
        }

        .subpage-title-row {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-bottom: 2.5rem;
            padding-bottom: 1.5rem;
            border-bottom: 1px solid var(--border-subtle);
        }

        .subpage-title-wrap h1 {
            font-size: 2.4rem;
            font-weight: 800;
            margin-bottom: 0.6rem;
            letter-spacing: -0.02em;
        }

        .subpage-title-wrap p {
            color: var(--text-gray);
            font-size: 1.1rem;
            max-width: 720px;
            line-height: 1.7;
        }

        .subpage-back-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.65rem;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-subtle);
            color: var(--text-white);
            text-decoration: none;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            backdrop-filter: blur(8px);
        }

        .subpage-back-btn:hover {
            background: rgba(244, 63, 94, 0.12);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }

        .subpage-content {
            padding-bottom: 6rem;
        }

        /* Rich Subpage Component Architecture */
        .subpage-stats-bar {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 1.25rem;
            margin-bottom: 3rem;
        }

        .stat-metric-card {
            background: rgba(14, 16, 26, 0.7);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 1.4rem 1.6rem;
            display: flex;
            align-items: center;
            gap: 1.2rem;
            transition: var(--transition);
            backdrop-filter: blur(12px);
            position: relative;
            overflow: hidden;
        }

        .stat-metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--primary), transparent);
            opacity: 0;
            transition: var(--transition);
        }

        .stat-metric-card:hover {
            transform: translateY(-3px);
            border-color: var(--border-hover);
            box-shadow: 0 10px 25px -10px rgba(244, 63, 94, 0.25);
        }

        .stat-metric-card:hover::before {
            opacity: 1;
        }

        .stat-metric-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: rgba(244, 63, 94, 0.12);
            border: 1px solid rgba(244, 63, 94, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.35rem;
            color: var(--primary);
            flex-shrink: 0;
        }

        .stat-metric-info .stat-val {
            font-size: 1.65rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .stat-metric-info .stat-lbl {
            font-size: 0.88rem;
            color: var(--text-gray);
            margin-top: 0.2rem;
        }

        /* Filter Controls */
        .subpage-filter-bar,
        .filter-tabs-wrap {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 0.75rem;
            margin: 0 auto 2.5rem;
            background: rgba(14, 15, 25, 0.75);
            padding: 0.6rem 1rem;
            border-radius: var(--radius-full);
            border: 1px solid var(--border-subtle);
            width: fit-content;
            max-width: 100%;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
            backdrop-filter: blur(14px);
        }

        .subpage-filter-btn,
        .filter-tab-btn {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.08);
            color: var(--text-gray);
            padding: 0.6rem 1.35rem;
            border-radius: var(--radius-full);
            font-family: inherit;
            font-size: 0.92rem;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 0.55rem;
            white-space: nowrap;
            outline: none;
            text-decoration: none;
        }

        .subpage-filter-btn:hover,
        .filter-tab-btn:hover {
            color: #ffffff;
            border-color: var(--primary);
            background: rgba(244, 63, 94, 0.15);
            transform: translateY(-2px);
        }

        .subpage-filter-btn.active,
        .filter-tab-btn.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #ffffff;
            box-shadow: 0 4px 18px var(--primary-glow);
        }

        /* Rich Detail Box / Case Study Card */
        .rich-case-card {
            background: rgba(14, 15, 25, 0.75);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: 2.2rem;
            margin-bottom: 2.5rem;
            transition: var(--transition);
            backdrop-filter: blur(14px);
            position: relative;
        }

        .rich-case-card:hover {
            border-color: rgba(244, 63, 94, 0.4);
            box-shadow: 0 16px 40px -15px rgba(0, 0, 0, 0.6);
        }

        .rich-case-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            flex-wrap: wrap;
            gap: 1.2rem;
            margin-bottom: 1.5rem;
            padding-bottom: 1.2rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .rich-case-title-area {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .rich-case-icon-badge {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(244, 63, 94, 0.14);
            border: 1px solid rgba(244, 63, 94, 0.35);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            flex-shrink: 0;
        }

        .rich-case-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 0.25rem;
        }

        .rich-case-subtitle {
            font-size: 0.95rem;
            color: var(--accent-cyan);
            font-weight: 500;
        }

        .rich-case-badge {
            padding: 0.4rem 1.1rem;
            border-radius: var(--radius-full);
            font-size: 0.82rem;
            font-weight: 700;
            background: rgba(244, 63, 94, 0.15);
            border: 1px solid rgba(244, 63, 94, 0.35);
            color: var(--primary-hover);
        }

        .rich-case-body-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 2rem;
            margin-bottom: 1.8rem;
        }

        @media (max-width: 900px) {
            .rich-case-body-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
        }

        .rich-section-block {
            margin-bottom: 1.4rem;
        }

        .rich-section-block h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 0.6rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .rich-section-block h4 i {
            color: var(--primary);
            font-size: 0.9rem;
        }

        .rich-section-block p {
            color: var(--text-gray);
            font-size: 0.96rem;
            line-height: 1.7;
        }

        .rich-meta-panel {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }

        .rich-metric-item {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .rich-metric-num {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--primary);
            min-width: 65px;
            line-height: 1;
        }

        .rich-metric-desc {
            font-size: 0.9rem;
            color: var(--text-gray);
            line-height: 1.4;
        }

        .rich-case-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1.2rem;
            padding-top: 1.2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }

        .rich-tags-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .rich-tag {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.09);
            color: #cbd5e1;
            padding: 0.35rem 0.85rem;
            border-radius: var(--radius-full);
            font-size: 0.82rem;
            font-weight: 500;
        }

        .rich-tag.featured-tag {
            background: rgba(56, 189, 248, 0.12);
            border-color: rgba(56, 189, 248, 0.35);
            color: var(--accent-cyan);
        }

        .rich-action-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.65rem 1.4rem;
            border-radius: var(--radius-full);
            background: rgba(244, 63, 94, 0.12);
            border: 1px solid rgba(244, 63, 94, 0.35);
            color: var(--text-white);
            font-size: 0.92rem;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
        }

        .rich-action-btn:hover {
            background: var(--primary);
            color: #ffffff;
            transform: translateY(-2px);
            box-shadow: 0 4px 15px var(--primary-glow);
        }

        /* Process Steps Grid */
        .process-steps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 1.5rem;
            margin: 2.5rem 0;
        }

        .process-step-card {
            background: rgba(14, 16, 26, 0.7);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            position: relative;
            backdrop-filter: blur(12px);
            transition: var(--transition);
        }

        .process-step-card:hover {
            transform: translateY(-3px);
            border-color: var(--border-hover);
        }

        .process-step-number {
            position: absolute;
            top: 1.2rem;
            left: 1.5rem;
            font-size: 1.8rem;
            font-weight: 900;
            color: rgba(255, 255, 255, 0.08);
            font-family: var(--font-en);
        }

        [dir="ltr"] .process-step-number {
            left: auto;
            right: 1.5rem;
        }

        .process-step-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(244, 63, 94, 0.12);
            border: 1px solid rgba(244, 63, 94, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 1.25rem;
            margin-bottom: 1.2rem;
        }

        .process-step-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
            color: var(--text-white);
        }

        .process-step-card p {
            color: var(--text-gray);
            font-size: 0.92rem;
            line-height: 1.65;
        }

        /* Testimonial / Quote Box */
        .rich-quote-card {
            background: rgba(255, 255, 255, 0.015);
            border-left: 3px solid var(--primary);
            padding: 1.4rem 1.6rem;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin-top: 1rem;
        }

        [dir="rtl"] .rich-quote-card {
            border-left: none;
            border-right: 3px solid var(--primary);
            border-radius: var(--radius-md) 0 0 var(--radius-md);
        }

        .rich-quote-text {
            font-size: 0.95rem;
            color: #e2e8f0;
            font-style: italic;
            line-height: 1.7;
            margin-bottom: 0.6rem;
        }

        .rich-quote-author {
            font-size: 0.85rem;
            color: var(--primary);
            font-weight: 600;
        }

        /* News Detailed Card */
        .news-rich-card {
            background: rgba(14, 15, 25, 0.75);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: var(--transition);
            backdrop-filter: blur(12px);
        }

        .news-rich-card:hover {
            transform: translateY(-4px);
            border-color: rgba(244, 63, 94, 0.4);
            box-shadow: 0 12px 30px -10px rgba(0, 0, 0, 0.5);
        }

        .news-rich-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1rem;
        }

        .news-rich-outlet {
            font-weight: 700;
            color: var(--primary);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .news-rich-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 0.9rem;
            line-height: 1.5;
        }

        .news-rich-excerpt {
            color: var(--text-gray);
            font-size: 0.93rem;
            line-height: 1.7;
            margin-bottom: 1.4rem;
        }

        .news-rich-takeaways {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-md);
            padding: 1rem;
            margin-bottom: 1.4rem;
        }

        .news-rich-takeaways h5 {
            font-size: 0.85rem;
            color: var(--accent-cyan);
            margin-bottom: 0.5rem;
            font-weight: 700;
        }

        .news-rich-takeaways ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .news-rich-takeaways li {
            font-size: 0.85rem;
            color: #cbd5e1;
            margin-bottom: 0.35rem;
            position: relative;
            padding-inline-start: 1.2rem;
            line-height: 1.5;
        }

        .news-rich-takeaways li::before {
            content: '•';
            color: var(--primary);
            position: absolute;
            left: 0;
            font-size: 1.1rem;
        }

        [dir="rtl"] .news-rich-takeaways li::before {
            left: auto;
            right: 0;
        }

        /* Section Intro Headline Box */
        .subpage-intro-box {
            background: rgba(244, 63, 94, 0.05);
            border: 1px solid rgba(244, 63, 94, 0.18);
            border-radius: var(--radius-lg);
            padding: 1.5rem 2rem;
            margin-bottom: 2.5rem;
            display: flex;
            align-items: center;
            gap: 1.5rem;
        }

        .subpage-intro-icon {
            font-size: 2.2rem;
            color: var(--primary);
            flex-shrink: 0;
        }

        .subpage-intro-text h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 0.35rem;
        }

        .subpage-intro-text p {
            color: var(--text-gray);
            font-size: 0.95rem;
            line-height: 1.6;
            margin: 0;
        }

        /* ============================================================
           Loading Skeleton Screen System
           ============================================================ */
        @keyframes skeleton-shimmer {
            0% {
                transform: translateX(-100%);
            }
            100% {
                transform: translateX(100%);
            }
        }

        @keyframes skeleton-pulse {
            0%, 100% {
                opacity: 0.92;
            }
            50% {
                opacity: 0.65;
            }
        }

        .skeleton-bone {
            position: relative;
            overflow: hidden;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 6px;
        }

        .skeleton-bone::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            transform: translateX(-100%);
            background: linear-gradient(
                90deg,
                rgba(255, 255, 255, 0) 0%,
                rgba(255, 255, 255, 0.08) 50%,
                rgba(255, 255, 255, 0) 100%
            );
            animation: skeleton-shimmer 1.8s infinite ease-in-out;
        }

        [dir="rtl"] .skeleton-bone::after,
        html[dir="rtl"] .skeleton-bone::after {
            background: linear-gradient(
                270deg,
                rgba(255, 255, 255, 0) 0%,
                rgba(255, 255, 255, 0.08) 50%,
                rgba(255, 255, 255, 0) 100%
            );
        }

        /* Skeleton Card Shells */
        .skeleton-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: 20px;
            padding: 2.2rem 2rem;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            display: flex;
            flex-direction: column;
            pointer-events: none;
            user-select: none;
            animation: skeleton-pulse 2.2s infinite ease-in-out;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }

        .skeleton-card.skeleton-expertise {
            min-height: 290px;
        }

        .skeleton-card.skeleton-project {
            min-height: 320px;
            justify-content: space-between;
        }

        .skeleton-card.skeleton-rich-case {
            min-height: 380px;
            margin-bottom: 2.5rem;
        }

        .skeleton-card.skeleton-collab {
            min-height: 250px;
        }

        .skeleton-card.skeleton-person {
            min-height: 260px;
        }

        /* Skeleton Sub-Elements */
        .skeleton-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            margin-bottom: 1.5rem;
            flex-shrink: 0;
        }

        .skeleton-badge {
            width: 110px;
            height: 22px;
            border-radius: var(--radius-full);
        }

        .skeleton-title {
            height: 24px;
            width: 70%;
            border-radius: 6px;
            margin-bottom: 1rem;
        }

        .skeleton-line {
            height: 14px;
            border-radius: 4px;
            margin-bottom: 0.65rem;
        }

        .skeleton-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: auto;
            padding-top: 1rem;
        }

        .skeleton-tag {
            height: 24px;
            border-radius: var(--radius-full);
        }

        .skeleton-footer-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: auto;
            padding-top: 1.2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }

        /* Smooth Content Fade-In */
        @keyframes contentFadeIn {
            from {
                opacity: 0;
                transform: translateY(6px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .content-loaded {
            animation: contentFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
        }

        /* ============================================================
           Subtle Section Scroll Reveal (Fade-In-Up)
           ============================================================ */
        .reveal-fade-up {
            opacity: 0;
            transform: translateY(28px);
            transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1),
                        transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
            will-change: opacity, transform;
        }

        .reveal-fade-up.is-visible {
            opacity: 1;
            transform: translateY(0);
        }

        @media (prefers-reduced-motion: reduce) {
            .reveal-fade-up {
                opacity: 1 !important;
                transform: none !important;
                transition: none !important;
            }
        }