:root {
      --bg:           #0A0A0A;
      --surface:      #121212;
      --surface-2:    #1A1A1A;
      --text-primary: #FFFFFF;
      --text-secondary: #C8C8C8;
      --text-muted:   #9E9E9E;
      --accent-start: #00D4FF;
      --accent-end:   #0066FF;
      --accent-grad:  linear-gradient(135deg, #00D4FF, #0066FF);
      --border:       rgba(255,255,255,0.08);
      --border-hover: rgba(255,255,255,0.16);
      --glow:         0 0 40px rgba(0,212,255,0.15);
      --glow-strong:  0 0 60px rgba(0,212,255,0.3);
      --radius-sm:    8px;
      --radius-md:    16px;
      --radius-lg:    24px;
      --radius-xl:    40px;
      --font-display: 'Inter', sans-serif;
      --font-body:    'Inter', sans-serif;
      --nav-h:        72px;
      --transition:   0.3s cubic-bezier(0.4,0,0.2,1);
    }

    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
    body {
      background: var(--bg);
      color: var(--text-primary);
      font-family: var(--font-body);
      font-size: 16px;
      line-height: 1.6;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    img { display: block; max-width: 100%; }
    a { color: inherit; text-decoration: none; }
    button { font-family: inherit; cursor: pointer; border: none; background: none; }
    ul { list-style: none; }

    /* TYPOGRAPHY */
    h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.1; letter-spacing: -0.02em; }
    .display { font-size: clamp(3rem, 8vw, 7rem); font-weight: 800; line-height: 1.0; letter-spacing: -0.04em; }
    .heading-xl { font-size: clamp(2.2rem, 5vw, 4.5rem); font-weight: 800; }
    .label {
      font-size: 0.75rem; font-weight: 500;
      letter-spacing: 0.12em; text-transform: uppercase;
      color: var(--accent-start);
    }

    /* UTILITY */
    .container { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 24px; }
    @media (min-width: 768px) { .container { padding: 0 48px; } }
    @media (min-width: 1280px) { .container { padding: 0 64px; } }
    .grad-text {
      background: var(--accent-grad);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    section { padding: 96px 0; }
    @media (max-width: 768px) { section { padding: 64px 0; } }

    /* FADE ANIMATION */
    .fade-up {
      opacity: 0; transform: translateY(32px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .fade-up.visible { opacity: 1; transform: translateY(0); }
    .fade-up.delay-1 { transition-delay: 0.1s; }
    .fade-up.delay-2 { transition-delay: 0.2s; }
    .fade-up.delay-3 { transition-delay: 0.3s; }
    .fade-up.delay-4 { transition-delay: 0.4s; }
    .fade-up.delay-5 { transition-delay: 0.5s; }

    /* NOISE OVERLAY */
    body::before {
      content: '';
      position: fixed; inset: 0; z-index: 9999;
      pointer-events: none;
      background-image: url("image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.035'/%3E%3C/svg%3E");
      opacity: 0.4;
    }

    /* BUTTONS */
    .btn {
      display: inline-flex; align-items: center; justify-content: center;
      gap: 8px; height: 52px; padding: 0 28px; border-radius: 100px;
      font-size: 0.9rem; font-weight: 500; letter-spacing: 0.01em;
      transition: var(--transition); white-space: nowrap;
    }
    .btn-primary {
      background: var(--accent-grad); color: #fff;
      box-shadow: 0 0 30px rgba(0,212,255,0.25);
    }
    .btn-primary:hover { box-shadow: 0 0 50px rgba(0,212,255,0.45); transform: translateY(-2px); }
    .btn-ghost {
      background: transparent; color: #fff;
      border: 1px solid rgba(255,255,255,0.25);
    }
    .btn-ghost:hover { border-color: rgba(255,255,255,0.4); background: rgba(255,255,255,0.06); }
    .btn-lg { height: 60px; padding: 0 40px; font-size: 1rem; }

    /* CUSTOM CURSOR */
      body { cursor: none; }
      a, button { cursor: none; }
    }
      display: none;
    }
        display: block;
        position: fixed; z-index: 99999;
        pointer-events: none;
        top: 0; left: 0;
      }
        width: 8px; height: 8px; border-radius: 50%;
        background: var(--accent-start);
        position: absolute;
        transform: translate(-50%,-50%);
        transition: transform 0.1s, width 0.2s, height 0.2s, opacity 0.2s;
      }
        width: 36px; height: 36px; border-radius: 50%;
        border: 1px solid rgba(0,212,255,0.4);
        position: absolute;
        transform: translate(-50%,-50%);
        transition: transform 0.12s ease-out, width 0.3s, height 0.3s, border-color 0.3s;
      }
        width: 56px; height: 56px;
        border-color: rgba(0,212,255,0.6);
      }
    }

    /* NAVIGATION */
      position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
      height: var(--nav-h); display: flex; align-items: center;
      transition: background var(--transition), backdrop-filter var(--transition), border-color var(--transition);
      border-bottom: 1px solid transparent;
    }
      background: rgba(10,10,10,0.85);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-color: var(--border);
    }
    .nav-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }
      font-family: var(--font-display);
      font-size: 1.6rem; font-weight: 800; letter-spacing: -0.04em;
      background: var(--accent-grad);
      -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
      flex-shrink: 0;
    }
      display: flex; flex-direction: column; justify-content: center; align-items: center;
      width: 44px; height: 44px; gap: 5px; border-radius: var(--radius-sm);
      transition: background var(--transition); flex-shrink: 0;
    }
      display: block; height: 1.5px; border-radius: 2px;
      background: var(--text-primary); transition: var(--transition); transform-origin: center;
    }

    /* DRAWER */
      position: fixed; inset: 0; z-index: 1001;
      background: rgba(0,0,0,0.7);
      backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
      opacity: 0; pointer-events: none; transition: opacity var(--transition);
    }
      position: fixed; top: 0; right: 0; bottom: 0; z-index: 1002;
      width: min(360px, 90vw);
      background: rgba(18,18,18,0.95);
      backdrop-filter: blur(40px); -webkit-backdrop-filter: blur(40px);
      border-left: 1px solid var(--border);
      display: flex; flex-direction: column; padding: 0;
      transform: translateX(100%); transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
    }
    .drawer.open { transform: translateX(0); }
      display: flex; align-items: center; justify-content: space-between;
      padding: 0 28px; height: var(--nav-h); border-bottom: 1px solid var(--border); flex-shrink: 0;
    }
      font-family: var(--font-display);
      font-size: 1.4rem; font-weight: 800; letter-spacing: -0.04em;
      background: var(--accent-grad);
      -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    }
      width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
      border-radius: var(--radius-sm); color: var(--text-secondary); transition: var(--transition);
    }
      display: block; font-family: var(--font-display);
      font-size: 1.4rem; font-weight: 700;
      color: var(--text-secondary); padding: 14px 28px;
      transition: var(--transition); letter-spacing: -0.02em;
      opacity: 0; transform: translateX(20px); line-height: 1.2;
    }

    /* Accordion */
      width: 100%;
      display: flex; align-items: center; justify-content: space-between;
      font-family: var(--font-display);
      font-size: 1.4rem; font-weight: 700;
      color: var(--text-secondary);
      padding: 14px 28px;
      transition: var(--transition);
      letter-spacing: -0.02em;
      opacity: 0;
      transform: translateX(20px);
      line-height: 1.2;
    }
      width: 20px; height: 20px;
      transition: transform var(--transition);
      flex-shrink: 0; opacity: 0.5;
    }
      max-height: 0; overflow: hidden;
      transition: max-height 0.35s cubic-bezier(0.4,0,0.2,1);
    }
    .drawer-sub-item {
      display: flex; align-items: center; gap: 10px;
      font-size: 0.95rem; font-weight: 400;
      color: var(--text-muted);
      padding: 10px 28px 10px 42px;
      transition: var(--transition);
    }
    .drawer-sub-item::before {
      content: ''; width: 4px; height: 4px; border-radius: 50%;
      background: var(--accent-start); opacity: 0.5; flex-shrink: 0;
    }
    .drawer-sub-item:hover { color: var(--text-primary); }
    .drawer-sub-item:hover::before { opacity: 1; }

    .drawer-footer {
      padding: 20px 24px 28px; border-top: 1px solid var(--border); flex-shrink: 0;
    }
    .drawer-footer .btn {
      width: 100%; height: 56px; font-size: 0.95rem;
      box-shadow: 0 0 40px rgba(0,212,255,0.2);
    }
    .drawer-footer .btn:hover { box-shadow: 0 0 60px rgba(0,212,255,0.4); }

    /* PAGE HERO */
    .page-hero {
      min-height: 60vh; display: flex; align-items: center;
      padding-top: var(--nav-h); position: relative; overflow: hidden;
    }
    .page-hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
    .hero-blob {
      position: absolute; border-radius: 50%; filter: blur(120px);
      opacity: 0.1; animation: blobFloat 8s ease-in-out infinite;
    }
    .blob-1 { width: 500px; height: 500px; background: #00D4FF; top: -100px; right: -50px; }
    .blob-2 { width: 300px; height: 300px; background: #0066FF; bottom: 0; left: -80px; animation-delay: -3s; }
    @keyframes blobFloat {
      0%, 100% { transform: translate(0,0) scale(1); }
      33% { transform: translate(20px,-30px) scale(1.05); }
      66% { transform: translate(-15px,20px) scale(0.95); }
    }
    .hero-grid {
      position: absolute; inset: 0;
      background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
      background-size: 60px 60px;
      mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
      -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black, transparent);
    }
    .page-hero-inner { position: relative; z-index: 1; padding: 80px 0 60px; }
    .page-hero-inner .label { margin-bottom: 20px; display: block; }
    .page-hero h1 { margin-bottom: 24px; }
    .page-hero p {
      font-size: clamp(1rem, 2vw, 1.2rem);
      color: var(--text-secondary); max-width: 560px; line-height: 1.7;
    }

    /* FILTER TABS */
    .filter-bar {
      display: flex; align-items: center; gap: 10px;
      flex-wrap: wrap; margin-top: 48px;
    }
    .filter-btn {
      height: 38px; padding: 0 18px; border-radius: 100px;
      font-size: 0.82rem; font-weight: 500; letter-spacing: 0.04em;
      border: 1px solid var(--border); color: var(--text-muted);
      background: transparent; cursor: pointer;
      transition: all var(--transition);
    }
    .filter-btn:hover { border-color: rgba(0,212,255,0.3); color: var(--text-primary); }
    .filter-btn.active {
      background: var(--accent-grad); border-color: transparent;
      color: #fff; box-shadow: 0 0 20px rgba(0,212,255,0.25);
    }

    /* SECTION HEADER */
    .section-header { margin-bottom: 56px; }
    .section-header .label { margin-bottom: 16px; display: block; }
    .section-header h2 { margin-bottom: 16px; }
    .section-header p { color: var(--text-secondary); max-width: 560px; font-size: 1.05rem; }

    /* PROJECTS GRID */
    #projects-section {}
    .projects-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 28px;
    }
    @media (min-width: 640px) { .projects-grid { grid-template-columns: 1fr 1fr; } }
    @media (min-width: 1024px) { .projects-grid { grid-template-columns: repeat(3, 1fr); } }

    .project-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      overflow: hidden;
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
      display: flex; flex-direction: column;
    }
    .project-card:hover {
      transform: translateY(-8px);
      box-shadow: var(--glow-strong);
      border-color: rgba(0,212,255,0.2);
    }

    /* Image Thumb */
    .project-thumb {
      width: 100%; aspect-ratio: 16/9;
      position: relative; overflow: hidden;
    }
    .project-thumb img {
      width: 100%; height: 100%; object-fit: cover;
      transition: transform 0.6s ease;
    }
    .project-card:hover .project-thumb img { transform: scale(1.06); }
    .project-thumb-placeholder {
      width: 100%; height: 100%;
      display: flex; align-items: center; justify-content: center;
      font-family: var(--font-display);
      font-size: 3.5rem; font-weight: 800;
      letter-spacing: -0.05em;
    }
    .project-thumb-overlay {
      position: absolute; inset: 0;
      background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 60%);
      opacity: 0; transition: opacity var(--transition);
    }
    .project-card:hover .project-thumb-overlay { opacity: 1; }
    .view-btn {
      position: absolute; bottom: 16px; right: 16px;
      height: 40px; padding: 0 18px; border-radius: 100px;
      background: rgba(255,255,255,0.12); backdrop-filter: blur(10px);
      border: 1px solid rgba(255,255,255,0.2);
      color: #fff; font-size: 0.8rem; font-weight: 600;
      display: inline-flex; align-items: center; gap: 6px;
      opacity: 0; transform: translateY(8px);
      transition: opacity var(--transition), transform var(--transition), background var(--transition);
    }
    .project-card:hover .view-btn { opacity: 1; transform: translateY(0); }
    .view-btn:hover { background: var(--accent-grad); border-color: transparent; }

    /* Card Body */
    .project-body { padding: 28px; flex: 1; display: flex; flex-direction: column; }
    .project-tag {
      display: inline-block; font-size: 0.72rem; font-weight: 500;
      letter-spacing: 0.08em; text-transform: uppercase;
      color: var(--accent-start);
      background: rgba(0,212,255,0.06);
      border: 1px solid rgba(0,212,255,0.15);
      border-radius: 100px; padding: 4px 12px; margin-bottom: 14px;
      align-self: flex-start;
    }
    .project-title {
      font-size: 1.2rem; font-weight: 700; margin-bottom: 10px;
      letter-spacing: -0.02em;
    }
    .project-desc {
      font-size: 0.9rem; color: var(--text-secondary);
      line-height: 1.7; margin-bottom: 20px; flex: 1;
    }
    .project-footer {
      display: flex; align-items: center; justify-content: space-between;
      padding-top: 20px; border-top: 1px solid var(--border); margin-top: auto;
    }
    .project-stat {}
    .project-stat-val {
      font-size: 1.4rem; font-weight: 800;
      background: var(--accent-grad);
      -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    }
    .project-stat-lbl { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; }
    .project-view-link {
      width: 36px; height: 36px; border-radius: 50%;
      border: 1px solid var(--border);
      display: flex; align-items: center; justify-content: center;
      color: var(--text-muted); transition: var(--transition); flex-shrink: 0;
    }
    .project-view-link:hover {
      background: var(--accent-grad); border-color: transparent;
      color: #fff; transform: rotate(-45deg);
    }

    /* FEATURED PROJECT */
    .projects-featured { margin-bottom: 28px; }
    .project-card.featured-card {
      grid-column: span 1;
    }
    @media (min-width: 1024px) {
      .project-card.featured-card { grid-column: span 2; }
      .project-card.featured-card .project-thumb { aspect-ratio: 21/9; }
      .project-card.featured-card .project-title { font-size: 1.6rem; }
      .project-card.featured-card .project-stat-val { font-size: 2.2rem; }
    }

    /* STATS STRIP */
    #stats-strip { background: var(--surface); padding: 60px 0; }
    .stats-grid {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 32px;
    }
    @media (min-width: 768px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
    .stat-item { text-align: center; }
    .stat-num {
      font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800;
      background: var(--accent-grad);
      -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
      line-height: 1;
    }
    .stat-label { font-size: 0.85rem; color: var(--text-muted); margin-top: 8px; }

    /* CTA SECTION */
    #cta-band {
      position: relative; overflow: hidden;
      background: var(--surface); text-align: center;
    }
    .cta-blob {
      position: absolute; border-radius: 50%; filter: blur(100px); opacity: 0.08; pointer-events: none;
    }
    .cta-blob-1 { width: 400px; height: 400px; background: #00D4FF; top: -100px; left: -100px; }
    .cta-blob-2 { width: 300px; height: 300px; background: #0066FF; bottom: -80px; right: -80px; }
    .cta-inner { position: relative; z-index: 1; max-width: 680px; margin: 0 auto; }
    .cta-inner .label { margin-bottom: 20px; display: block; }
    .cta-inner h2 { margin-bottom: 20px; }
    .cta-inner p { color: var(--text-secondary); font-size: 1.05rem; margin-bottom: 40px; }
    .cta-actions { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; }

    /* FOOTER */
    footer {
      background: var(--surface);
      border-top: 1px solid var(--border);
      padding: 60px 0 40px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 48px;
      margin-bottom: 48px;
    }
    @media (min-width: 768px) {
      .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 40px;
      }
    }
    .footer-brand {}
    .footer-logo {
      font-family: var(--font-display);
      font-size: 1.8rem; font-weight: 800;
      letter-spacing: -0.04em;
      background: var(--accent-grad);
      -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
      display: inline-block;
      margin-bottom: 16px;
    }
    .footer-brand p { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.7; max-width: 260px; }
    .footer-socials {
      display: flex; gap: 10px; margin-top: 24px;
    }
    .social-btn {
      width: 44px; height: 44px;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border);
      display: flex; align-items: center; justify-content: center;
      color: var(--text-muted);
      font-size: 0.8rem; font-weight: 600;
      transition: var(--transition);
    }
    .social-btn:hover {
      border-color: rgba(0,212,255,0.3);
      color: var(--accent-start);
      background: rgba(0,212,255,0.05);
    }
    .footer-col h4 {
      font-family: var(--font-display);
      font-size: 0.85rem; font-weight: 700;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      color: var(--text-primary);
      margin-bottom: 20px;
    }
    .footer-col ul { display: flex; flex-direction: column; gap: 12px; }
    .footer-col a {
      font-size: 0.875rem; color: var(--text-muted);
      transition: color var(--transition);
    }
    .footer-col a:hover { color: var(--text-primary); }
    .footer-bottom {
      border-top: 1px solid var(--border);
      padding-top: 28px;
      display: flex; flex-wrap: wrap;
      gap: 16px; justify-content: space-between;
      align-items: center;
    }
    .footer-copyright { font-size: 0.8rem; color: var(--text-muted); }
    .footer-legal { display: flex; gap: 20px; }
    .footer-legal a { font-size: 0.8rem; color: var(--text-muted); transition: color var(--transition); }
    .footer-legal a:hover { color: var(--text-secondary); }

    /* GO TOP */
      position: fixed; bottom: 32px; right: 32px; z-index: 999999;
      width: 52px; height: 52px; border-radius: 50%;
      background: linear-gradient(135deg, #00D4FF, #0066FF);
      color: #fff; border: none; cursor: pointer;
      display: flex; align-items: center; justify-content: center;
      box-shadow: 0 0 24px rgba(0,212,255,0.5), 0 4px 20px rgba(0,0,0,0.5);
      opacity: 0; visibility: hidden; transform: translateY(16px) scale(0.85);
      transition: opacity 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease, visibility 0.3s;
    }

    /* Thumb color themes */
    .thumb-blue   { background: linear-gradient(135deg, #001a2e, #003d6b); color: rgba(255,255,255,0.06); }
    .thumb-purple { background: linear-gradient(135deg, #0a001a, #1a0033); color: rgba(255,255,255,0.06); }
    .thumb-green  { background: linear-gradient(135deg, #001a0d, #003320); color: rgba(255,255,255,0.06); }
    .thumb-orange { background: linear-gradient(135deg, #1a0900, #3d1500); color: rgba(255,255,255,0.06); }
    .thumb-teal   { background: linear-gradient(135deg, #001a18, #003330); color: rgba(255,255,255,0.06); }
    .thumb-rose   { background: linear-gradient(135deg, #1a0010, #33001f); color: rgba(255,255,255,0.06); }