:root {
    --primary: #5b4eff;
    --primary-light: #ede9ff;
    --secondary: #ff4f81;
    --accent: #00c896;
    --accent-light: #e0fdf4;
    --bg: #ffffff;
    --bg2: #f8f7ff;
    --bg3: #f0eeff;
    --text: #1a1a2e;
    --text-muted: #6b6b8a;
    --border: #e8e4ff;
    --gradient: linear-gradient(135deg, #5b4eff, #ff4f81);
    --gradient2: linear-gradient(135deg, #00c896, #00aeff);
    --shadow: 0 4px 24px rgba(91,78,255,0.10);
    --shadow-lg: 0 16px 48px rgba(91,78,255,0.16);
  }

  *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    font-family: 'Noto Sans KR', 'Segoe UI', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    overflow-x: hidden;
  }

  ::-webkit-scrollbar { width: 4px; }
  ::-webkit-scrollbar-track { background: #f0eeff; }
  ::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 2px; }

  /* ===== NAV ===== */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 20px 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.4s ease;
  }
  nav.scrolled {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    padding: 14px 60px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 20px rgba(91,78,255,0.08);
  }
  .logo {
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: 2px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  .nav-links { display: flex; gap: 40px; list-style: none; }
  .nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    transition: color 0.3s;
    position: relative;
  }
  .nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 2px;
    background: var(--gradient);
    transition: width 0.3s ease;
  }
  .nav-links a:hover { color: var(--primary); }
  .nav-links a:hover::after { width: 100%; }
  .nav-cta {
    padding: 10px 28px;
    background: var(--gradient);
    border: none;
    border-radius: 30px;
    color: white;
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: 0.3px;
    transition: transform 0.3s, box-shadow 0.3s;
    text-decoration: none;
  }
  .nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(91,78,255,0.35);
  }

  /* hamburger */
  .hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
    z-index: 1001;
  }
  .hamburger span {
    display: block;
    width: 24px; height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
    transform-origin: center;
  }
  .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* mobile drawer */
  .mobile-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(26,26,46,0.4);
    backdrop-filter: blur(4px);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s;
  }
  .mobile-overlay.open { opacity: 1; }
  .mobile-drawer {
    position: fixed;
    top: 0; right: 0;
    width: 280px; height: 100%;
    background: white;
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.38s cubic-bezier(0.4,0,0.2,1);
    display: flex; flex-direction: column;
    padding: 80px 32px 40px;
    box-shadow: -8px 0 40px rgba(91,78,255,0.12);
  }
  .mobile-drawer.open { transform: translateX(0); }
  .mobile-drawer .logo { font-size: 1.4rem; margin-bottom: 36px; }
  .mobile-nav-links { list-style: none; display: flex; flex-direction: column; gap: 4px; flex: 1; }
  .mobile-nav-links a {
    display: block;
    padding: 13px 0;
    color: var(--text);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 600;
    border-bottom: 1px solid var(--border);
    transition: color 0.2s, padding-left 0.2s;
  }
  .mobile-nav-links a:hover { color: var(--primary); padding-left: 6px; }
  .mobile-cta {
    display: block;
    margin-top: 28px;
    padding: 14px 0;
    background: var(--gradient);
    border-radius: 14px;
    color: white;
    text-align: center;
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    transition: opacity 0.2s, transform 0.2s;
  }
  .mobile-cta:hover { opacity: 0.88; transform: translateY(-1px); }
  .drawer-close {
    position: absolute;
    top: 20px; right: 20px;
    width: 36px; height: 36px;
    border-radius: 50%;
    border: 1.5px solid var(--border);
    background: var(--bg2);
    font-size: 1rem;
    color: var(--text-muted);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.2s;
    line-height: 1;
  }
  .drawer-close:hover { background: var(--primary); border-color: var(--primary); color: white; }

  @media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-cta { display: none; }
    .hamburger { display: flex; }
    .mobile-overlay { display: block; pointer-events: none; }
    .mobile-overlay.open { pointer-events: all; }
  }

  /* ===== HERO ===== */
  #hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 20px;
    background: linear-gradient(160deg, #ffffff 0%, #f0eeff 50%, #ffe8f0 100%);
    overflow: hidden;
  }
  #hero::before {
    content: '';
    position: absolute;
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(91,78,255,0.08) 0%, transparent 70%);
    top: -200px; right: -200px;
    pointer-events: none;
  }
  #hero::after {
    content: '';
    position: absolute;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(255,79,129,0.07) 0%, transparent 70%);
    bottom: -100px; left: -100px;
    pointer-events: none;
  }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    border: 1px solid rgba(91,78,255,0.2);
    border-radius: 30px;
    background: rgba(91,78,255,0.06);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary);
    letter-spacing: 0.5px;
    margin-bottom: 32px;
    animation: fadeInDown 0.8s ease forwards;
    position: relative; z-index: 1;
  }
  .hero-badge .dot {
    width: 6px; height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
  }
  .hero-title {
    font-size: clamp(2.5rem, 6vw, 5.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 8px;
    color: var(--text);
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
    position: relative; z-index: 1;
  }
  .hero-title .gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  .hero-typing-wrap {
    font-size: clamp(2rem, 5vw, 4.5rem);
    font-weight: 900;
    height: clamp(3rem, 7vw, 6rem);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
    position: relative; z-index: 1;
  }
  #typing-text {
    background: var(--gradient2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  .cursor {
    display: inline-block;
    width: 3px; height: 0.85em;
    background: var(--accent);
    margin-left: 4px;
    animation: blink 1s infinite;
    vertical-align: middle;
  }
  .hero-cursor {
    display: inline-block;
    width: 3px; height: 0.85em;
    background: var(--primary);
    margin-left: 2px;
    vertical-align: middle;
    animation: blink 0.8s infinite;
  }
  .hero-desc {
    max-width: 600px;
    font-size: 1.05rem;
    color: var(--text-muted);
    line-height: 1.9;
    margin-bottom: 48px;
    animation: fadeInUp 0.8s ease 0.6s forwards;
    opacity: 0;
    position: relative; z-index: 1;
  }
  .hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
    animation: fadeInUp 0.8s ease 0.8s forwards;
    opacity: 0;
    position: relative; z-index: 1;
  }
  .btn-primary {
    padding: 16px 40px;
    background: var(--gradient);
    border: none;
    border-radius: 50px;
    color: white;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative; overflow: hidden;
  }
  .btn-primary::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 0; height: 0;
    background: rgba(255,255,255,0.25);
    border-radius: 50%;
    transform: translate(-50%,-50%);
    transition: width 0.6s, height 0.6s;
  }
  .btn-primary:hover::before { width: 300px; height: 300px; }
  .btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(91,78,255,0.35); }

  .btn-outline {
    padding: 16px 40px;
    background: white;
    border: 2px solid var(--border);
    border-radius: 50px;
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s;
    box-shadow: var(--shadow);
  }
  .btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
  }

  /* Floating shapes */
  .hero-shape {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
  }
  .hs1 { width: 80px; height: 80px; background: linear-gradient(135deg,#5b4eff,#ff4f81); opacity:0.12; top:15%; left:8%; animation: shapeFloat 6s ease-in-out infinite; }
  .hs2 { width: 50px; height: 50px; background: var(--accent); opacity:0.15; top:30%; right:10%; border-radius: 12px; animation: shapeFloat 8s ease-in-out infinite 1s; }
  .hs3 { width: 100px; height: 100px; border: 3px solid rgba(91,78,255,0.15); top:60%; left:5%; animation: shapeFloat 7s ease-in-out infinite 2s; }
  .hs4 { width: 60px; height: 60px; background: #ff4f81; opacity:0.1; bottom:20%; right:8%; border-radius: 16px; animation: shapeFloat 9s ease-in-out infinite 0.5s; }

  /* ===== MAINTENANCE SECTION ===== */
  #maint-section {
    background: linear-gradient(135deg, #1a1a2e 0%, #2d1b69 50%, #1a1a2e 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
  }
  #maint-section::before {
    content: '';
    position: absolute;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(91,78,255,0.2) 0%, transparent 70%);
    top: -150px; right: -100px;
    pointer-events: none;
  }
  #maint-section::after {
    content: '';
    position: absolute;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(255,79,129,0.1) 0%, transparent 70%);
    bottom: -100px; left: -100px;
    pointer-events: none;
  }
  .maint-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
  }
  .maint-top {
    text-align: center;
    margin-bottom: 56px;
  }
  .maint-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(91,78,255,0.2);
    border: 1px solid rgba(91,78,255,0.4);
    color: #a78bfa;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    padding: 6px 16px;
    border-radius: 30px;
    margin-bottom: 20px;
    text-transform: uppercase;
  }
  .maint-title {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 900;
    color: #fff;
    line-height: 1.25;
    margin-bottom: 14px;
  }
  .maint-title span {
    background: linear-gradient(90deg, #a78bfa, #f472b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  .maint-desc {
    color: rgba(255,255,255,0.55);
    font-size: 1rem;
    line-height: 1.85;
  }
  .maint-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 48px;
  }
  .maint-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 36px 28px;
    transition: transform 0.3s, background 0.3s, border-color 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
  }
  .maint-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
  }
  .maint-card:hover::before { transform: scaleX(1); }
  .maint-card:hover {
    transform: translateY(-8px);
    background: rgba(91,78,255,0.12);
    border-color: rgba(91,78,255,0.3);
    box-shadow: 0 20px 48px rgba(0,0,0,0.3);
  }
  .maint-card-icon {
    width: 56px; height: 56px;
    border-radius: 16px;
    background: rgba(91,78,255,0.2);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
    transition: transform 0.3s, background 0.3s;
  }
  .maint-card:hover .maint-card-icon {
    transform: scale(1.1) rotate(-5deg);
    background: var(--primary);
  }
  .maint-card h3 {
    font-size: 1.05rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px;
  }
  .maint-card p {
    font-size: 0.87rem;
    color: rgba(255,255,255,0.55);
    line-height: 1.8;
  }
  .maint-card-badge {
    display: inline-block;
    margin-top: 16px;
    padding: 4px 12px;
    background: rgba(167,139,250,0.15);
    border: 1px solid rgba(167,139,250,0.3);
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    color: #a78bfa;
  }
  .maint-cta-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 32px 40px;
    gap: 24px;
    flex-wrap: wrap;
  }
  .maint-cta-text h4 {
    font-size: 1.2rem;
    font-weight: 900;
    color: #fff;
    margin-bottom: 6px;
  }
  .maint-cta-text p {
    font-size: 0.88rem;
    color: rgba(255,255,255,0.5);
  }
  .maint-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--gradient);
    color: #fff;
    padding: 14px 32px;
    border-radius: 10px;
    font-size: 0.93rem;
    font-weight: 800;
    white-space: nowrap;
    transition: transform 0.2s, box-shadow 0.2s;
  }
  .maint-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(91,78,255,0.4);
  }
  .maint-cta-btn::after { content: '→'; transition: transform 0.2s; }
  .maint-cta-btn:hover::after { transform: translateX(4px); }

  @media (max-width: 768px) {
    .maint-grid { grid-template-columns: 1fr; }
    .maint-cta-wrap { flex-direction: column; text-align: center; padding: 28px 24px; }
  }

  .hero-scroll-hint {
    position: absolute;
    bottom: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.72rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: fadeIn 1s ease 1.5s forwards;
    opacity: 0;
    z-index: 1;
  }
  .scroll-mouse {
    width: 22px; height: 36px;
    border: 2px solid var(--text-muted);
    border-radius: 11px;
    display: flex;
    justify-content: center;
    padding-top: 6px;
  }
  .scroll-wheel {
    width: 3px; height: 6px;
    background: var(--primary);
    border-radius: 2px;
    animation: scrollWheel 1.5s infinite;
  }

  /* ===== SECTION COMMON ===== */
  section { position: relative; z-index: 1; padding: 120px 60px; }
  .section-tag {
    display: inline-block;
    padding: 6px 18px;
    border: 1px solid rgba(91,78,255,0.3);
    border-radius: 20px;
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
    background: var(--primary-light);
  }
  .section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text);
  }
  .section-desc {
    max-width: 560px;
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.9;
    margin-bottom: 60px;
  }

  .fade-in {
    opacity: 0; transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .fade-in.visible { opacity: 1; transform: none; }
  .fade-in-left {
    opacity: 0; transform: translateX(-40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .fade-in-left.visible { opacity: 1; transform: none; }
  .fade-in-right {
    opacity: 0; transform: translateX(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .fade-in-right.visible { opacity: 1; transform: none; }

  /* ===== ABOUT ===== */
  #about-section { background: var(--bg2); }
  #about {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 80px;
  }
  .about-content { flex: 1; }
  .about-visual { flex: 1; position: relative; height: 420px; }
  .about-card {
    position: absolute;
    background: white;
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
  }
  .about-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
  .about-card.card-main { top: 120px; left: 0; right: 40px; padding: 36px; }
  .card-icon { font-size: 2rem; margin-bottom: 12px; }
  .card-icon [data-lucide] { width: 32px; height: 32px; color: var(--primary); stroke-width: 1.5; }
  .card-title { font-size: 1.1rem; font-weight: 800; margin-bottom: 8px; color: var(--text); }
  .card-text { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; }

  .about-features { display: flex; flex-direction: column; gap: 20px; margin-top: 40px; }
  .feature-item { display: flex; align-items: flex-start; gap: 16px; }
  .feature-icon {
    width: 44px; height: 44px;
    border-radius: 12px;
    background: var(--primary-light);
    border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s;
  }
  .feature-icon [data-lucide] { width: 20px; height: 20px; color: var(--primary); stroke-width: 2; transition: color 0.3s; }
  .feature-item:hover .feature-icon { background: var(--primary); border-color: var(--primary); transform: rotate(8deg); }
  .feature-item:hover .feature-icon [data-lucide] { color: #fff; }
  .feature-text h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 4px; color: var(--text); }
  .feature-text p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; }

  /* ===== SERVICES ===== */
  #services-section { background: var(--bg); }
  #services { max-width: 1200px; margin: 0 auto; text-align: center; }
  .services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 20px;
  }
  .service-card {
    background: white;
    border: 1.5px solid var(--border);
    border-radius: 20px;
    padding: 32px 24px;
    text-align: left;
    cursor: pointer;
    transition: all 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 2px 12px rgba(91,78,255,0.06);
  }
  .service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.35s ease;
    transform-origin: left;
  }
  .service-card:hover::before { transform: scaleX(1); }
  .service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(91,78,255,0.25);
    box-shadow: var(--shadow-lg);
    background: var(--bg2);
  }
  .service-icon {
    width: 56px; height: 56px;
    border-radius: 16px;
    background: var(--primary-light);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 20px;
    transition: transform 0.35s, background 0.35s;
  }
  .service-icon [data-lucide] { width: 26px; height: 26px; color: var(--primary); stroke-width: 1.8; transition: color 0.35s; }
  .service-card:hover .service-icon { background: var(--primary); transform: scale(1.08) rotate(-5deg); }
  .service-card:hover .service-icon [data-lucide] { color: #fff; }
  .service-card h3 { font-size: 1.05rem; font-weight: 800; margin-bottom: 10px; color: var(--text); }
  .service-card p { color: var(--text-muted); font-size: 0.87rem; line-height: 1.75; flex: 1; }
  .collab-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: auto;
    line-height: 30px;
    padding: 0 14px;
    background: rgba(0,200,150,0.08);
    border: 1px solid rgba(0,200,150,0.3);
    border-radius: 20px;
    font-size: 0.72rem;
    color: #00a87a;
    font-weight: 700;
    letter-spacing: 0.3px;
    align-self: flex-start;
  }

  /* ===== PORTFOLIO ===== */
  #portfolio-section { background: var(--bg2); }
  #portfolio { max-width: 1200px; margin: 0 auto; }
 /* portfolio pagination */
  .portfolio-page { display: none; }
  .portfolio-page.active { display: contents; }
  .portfolio-nav {
    display: flex; align-items: center; justify-content: center; gap: 14px;
    margin-top: 52px;
  }
  .p-arrow {
    width: 44px; height: 44px; border-radius: 50%;
    border: 1.5px solid var(--border);
    background: white;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.25s;
    box-shadow: 0 2px 10px rgba(91,78,255,0.08);
  }
  .p-arrow [data-lucide] { width: 18px; height: 18px; color: var(--text-muted); stroke-width: 2; transition: color 0.2s; }
  .p-arrow:hover:not(:disabled) { background: var(--primary); border-color: var(--primary); transform: scale(1.08); }
  .p-arrow:hover:not(:disabled) [data-lucide] { color: white; }
  .p-arrow:disabled { opacity: 0.3; cursor: default; }
  .p-dots { display: flex; gap: 8px; align-items: center; }
  .p-dot {
    width: 9px; height: 9px; border-radius: 50%;
    background: var(--border); cursor: pointer;
    transition: all 0.3s;
  }
  .p-dot.active { background: var(--primary); width: 24px; border-radius: 5px; }
  .p-count { font-size: 0.82rem; color: var(--text-muted); margin-left: 6px; }
  .portfolio-filter { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 48px; }
  .filter-btn {
    padding: 8px 22px;
    border-radius: 30px;
    border: 1.5px solid var(--border);
    background: white;
    color: var(--text-muted);
    font-size: 0.84rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
  }
  .filter-btn.active, .filter-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    box-shadow: 0 4px 16px rgba(91,78,255,0.25);
  }
  .portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
  .flip-card { height: 300px; perspective: 1000px; cursor: pointer; }
  .flip-card-inner {
    position: relative; width: 100%; height: 100%;
    transition: transform 0.7s cubic-bezier(0.4,0.2,0.2,1);
    transform-style: preserve-3d;
  }
  .flip-card:hover .flip-card-inner { transform: rotateY(180deg); }
  .flip-front, .flip-back {
    position: absolute; width: 100%; height: 100%;
    border-radius: 20px;
    backface-visibility: hidden; overflow: hidden;
  }
  .flip-front { background: white; border: 1.5px solid var(--border); box-shadow: var(--shadow); }
  .flip-front-info { padding: 16px 20px; }
  .flip-front-info h4 { font-size: 0.95rem; font-weight: 800; margin-bottom: 4px; color: var(--text); }
  .flip-front-info p { font-size: 0.78rem; color: var(--text-muted); }
  .flip-back {
    background: var(--gradient);
    transform: rotateY(180deg);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    padding: 32px; text-align: center;
  }
  .flip-back h4 { font-size: 1.2rem; font-weight: 900; margin-bottom: 12px; color: white; }
  .flip-back p { font-size: 0.88rem; line-height: 1.7; margin-bottom: 24px; color: rgba(255,255,255,0.9); }
  .flip-back-btn {
    padding: 10px 28px;
    background: rgba(255,255,255,0.25);
    border: 2px solid rgba(255,255,255,0.6);
    border-radius: 30px;
    color: white; font-size: 0.84rem; font-weight: 700;
    cursor: pointer; text-decoration: none;
    transition: all 0.3s; backdrop-filter: blur(10px);
  }
  .flip-back-btn:hover { background: rgba(255,255,255,0.4); transform: scale(1.04); }

  .portfolio-img-placeholder {
    width: 100%; height: 68%;
    display: flex; align-items: center; justify-content: center;
    font-size: 3rem; position: relative; overflow: hidden;
  }
  .p1 { background: linear-gradient(135deg, #ede9ff, #d5cfff); }
  .p1 [data-lucide] { color: #7c6fff; width:48px;height:48px;stroke-width:1.2; }
  .p2 { background: linear-gradient(135deg, #e0fdf4, #b8f5e0); }
  .p2 [data-lucide] { color: #00a87a; width:48px;height:48px;stroke-width:1.2; }
  .p3 { background: linear-gradient(135deg, #ffe8f5, #ffd1e8); }
  .p3 [data-lucide] { color: #e0507a; width:48px;height:48px;stroke-width:1.2; }
  .p4 { background: linear-gradient(135deg, #e8f2ff, #cfe2ff); }
  .p4 [data-lucide] { color: #3a7eff; width:48px;height:48px;stroke-width:1.2; }
  .p5 { background: linear-gradient(135deg, #f0ffe8, #d8f5c0); }
  .p5 [data-lucide] { color: #4caf50; width:48px;height:48px;stroke-width:1.2; }
  .p6 { background: linear-gradient(135deg, #fff3e0, #ffe0b2); }
  .p6 [data-lucide] { color: #e07c3a; width:48px;height:48px;stroke-width:1.2; }

  /* ===== PROCESS ===== */
  #process-section { background: var(--bg); }
  #process { max-width: 1200px; margin: 0 auto; text-align: center; }
  .process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
    margin-top: 20px;
  }
  .process-steps::before {
    content: '';
    position: absolute;
    top: 40px; left: 10%; width: 80%; height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    opacity: 0.2;
    z-index: 0;
  }
  .process-step { text-align: center; padding: 0 20px; position: relative; z-index: 1; }
  .step-circle {
    width: 80px; height: 80px;
    border-radius: 50%;
    background: var(--primary-light);
    border: 2px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.6rem;
    margin: 0 auto 24px;
    transition: all 0.4s;
    position: relative;
  }
  .step-circle [data-lucide] { width: 28px; height: 28px; color: var(--primary); stroke-width: 1.8; transition: color 0.4s; }
  .process-step:hover .step-circle {
    background: var(--primary);
    border-color: var(--primary);
    transform: scale(1.1);
    box-shadow: 0 8px 28px rgba(91,78,255,0.3);
  }
  .process-step:hover .step-circle [data-lucide] { color: white; }
  .step-number {
    position: absolute;
    top: -8px; right: -8px;
    width: 24px; height: 24px;
    background: var(--gradient);
    border-radius: 50%;
    font-size: 0.68rem; font-weight: 800;
    display: flex; align-items: center; justify-content: center;
    color: white;
  }
  .process-step h4 { font-size: 1rem; font-weight: 800; margin-bottom: 10px; color: var(--text); }
  .process-step p { font-size: 0.84rem; color: var(--text-muted); line-height: 1.7; }

  /* ===== TESTIMONIALS ===== */
  #testimonials-section { background: var(--bg2); }
  #testimonials { max-width: 1200px; margin: 0 auto; text-align: center; }

  /* marquee slider */
  .testimonial-slider {
    overflow: hidden;
    margin-top: 20px;
    /* fade edges */
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  }
  .testimonial-track {
    display: flex;
    width: max-content;
    animation: tScroll 32s linear infinite;
  }
  .testimonial-track:hover { animation-play-state: paused; }
  @keyframes tScroll {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
  }
  .testimonial-card {
    background: white;
    border: 1.5px solid var(--border);
    border-radius: 20px;
    padding: 32px;
    text-align: left;
    box-shadow: var(--shadow);
    flex: 0 0 380px;
    width: 380px;
    margin: 0 12px;
    transition: box-shadow 0.35s, border-color 0.35s, transform 0.35s;
  }
  .testimonial-card:hover {
    border-color: rgba(91,78,255,0.25);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
  }
  @media (max-width: 640px) {
    .testimonial-card { flex: 0 0 280px; width: 280px; padding: 24px; }
  }

  .stars { color: #f5a623; font-size: 1rem; margin-bottom: 16px; letter-spacing: 2px; }
  .testimonial-text { font-size: 0.9rem; color: var(--text-muted); line-height: 1.85; margin-bottom: 24px; font-style: italic; }
  .testimonial-author { display: flex; align-items: center; gap: 12px; }
  .author-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--gradient);
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem; font-weight: 800; color: white; flex-shrink: 0;
  }
  .author-name { font-weight: 800; font-size: 0.9rem; color: var(--text); }
  .author-title { font-size: 0.77rem; color: var(--text-muted); }

  /* ===== CONTACT ===== */
  #contact-section { background: var(--bg); }
  #contact {
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 80px; align-items: center;
  }
  .contact-info h2 { font-size: 2.4rem; font-weight: 900; margin-bottom: 16px; color: var(--text); }
  .contact-info p { color: var(--text-muted); font-size: 1rem; line-height: 1.85; margin-bottom:10px;}
  .contact-items { display: flex; flex-direction: column; gap: 14px; }
  .contact-item {
    display: flex; align-items: center; gap: 16px;
    padding: 30px 20px;
    background: var(--bg2);
    border: 1.5px solid var(--border);
    border-radius: 14px;
    transition: all 0.3s;
  }
  .contact-item:hover {
    border-color: rgba(91,78,255,0.3);
    background: var(--primary-light);
    transform: translateX(6px);
  }
  .contact-item-icon {
    width: 44px; height: 44px;
    background: var(--gradient);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
  }
  .contact-item-icon [data-lucide] { width: 20px; height: 20px; color: white; stroke-width: 2; }
  .contact-item-text h4 { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 2px; font-weight: 600; }
  .contact-item-text p { font-size: 0.9rem; font-weight: 700; color: var(--text); }

  .contact-form {
    background: white;
    border: 1.5px solid var(--border);
    border-radius: 28px;
    padding: 48px;
    box-shadow: var(--shadow-lg);
  }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
  .form-group label { font-size: 0.8rem; color: var(--text-muted); font-weight: 700; letter-spacing: 0.3px; }
  .form-group input,
  .form-group textarea,
  .form-group select {
    padding: 13px 16px;
    background: var(--bg2);
    border: 1.5px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    font-size: 0.92rem;
    font-family: inherit;
    outline: none;
    transition: all 0.3s;
    resize: none;
  }
  .form-group input::placeholder,
  .form-group textarea::placeholder { color: #b0aeca; }
  .form-group input:focus,
  .form-group textarea:focus,
  .form-group select:focus {
    border-color: var(--primary);
    background: white;
    box-shadow: 0 0 0 3px rgba(91,78,255,0.1);
  }
  .form-group select option { background: white; color: var(--text); }
  .form-group textarea { height: 120px; }
  .submit-btn {
    width: 100%; padding: 16px;
    background: var(--gradient);
    border: none; border-radius: 14px;
    color: white; font-size: 0.95rem; font-weight: 800;
    cursor: pointer; letter-spacing: 0.3px;
    transition: all 0.3s;
  }
  .submit-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(91,78,255,0.35); }

  /* ===== FOOTER ===== */
  footer {
    background: #13132a;
    padding: 72px 60px 48px;
  }
  .footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 48px;
  }
  .footer-brand .logo {
    font-size: 1.6rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    margin-bottom: 14px;
  }
  .footer-brand p { color: rgba(255,255,255,0.45); font-size: 0.87rem; line-height: 1.8; max-width: 260px; margin-bottom: 24px; }
  .social-links { display: flex; gap: 8px; }
  .social-link {
    width: 38px; height: 38px;
    border-radius: 10px;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    display: flex; align-items: center; justify-content: center;
    text-decoration: none;
    transition: all 0.3s;
  }
  .social-link [data-lucide] { width: 16px; height: 16px; color: rgba(255,255,255,0.45); stroke-width: 2; transition: color 0.3s; }
  .social-link:hover { background: var(--primary); border-color: var(--primary); transform: translateY(-3px); box-shadow: 0 6px 18px rgba(91,78,255,0.35); }
  .social-link:hover [data-lucide] { color: white; }
  .footer-col h5 { font-size: 0.78rem; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase; margin-bottom: 18px; color: rgba(255,255,255,0.35); }
  .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
  .footer-col ul li a { color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.87rem; transition: all 0.3s; }
  .footer-col ul li a:hover { color: white; padding-left: 5px; }
  .footer-bottom {
    background: transparent;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
    display: flex; align-items: center; justify-content: center;
  }
  .footer-bottom p { color: rgba(255,255,255,0.3); font-size: 0.8rem; }
  .footer-bottom-wrap {
    background: #0e0e22;
    border-top: 1px solid rgba(255,255,255,0.07);
    padding: 20px 60px;
  }

  /* ===== LEGAL MODAL ===== */
  .legal-modal-overlay {
    position: fixed; inset: 0;
    background: rgba(26,26,46,0.45);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 2000;
    display: flex; align-items: center; justify-content: center;
    padding: 20px;
    opacity: 0; pointer-events: none;
    transition: opacity 0.3s ease;
  }
  .legal-modal-overlay.open { opacity: 1; pointer-events: all; }
  .legal-modal {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 24px 80px rgba(91,78,255,0.18);
    width: 100%; max-width: 700px;
    max-height: 85vh;
    display: flex; flex-direction: column;
    transform: translateY(24px) scale(0.97);
    transition: transform 0.3s cubic-bezier(0.34,1.56,0.64,1);
  }
  .legal-modal-overlay.open .legal-modal { transform: translateY(0) scale(1); }
  .legal-modal-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 24px 32px 20px;
    border-bottom: 1px solid var(--border);
  }
  .legal-modal-header h3 { font-size: 1.1rem; font-weight: 700; color: var(--text); }
  .legal-modal-close {
    width: 36px; height: 36px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg2);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
  }
  .legal-modal-close:hover { background: var(--primary); border-color: var(--primary); }
  .legal-modal-close:hover [data-lucide] { color: white; }
  .legal-modal-close [data-lucide] { width: 16px; height: 16px; color: var(--text-muted); stroke-width: 2.5; transition: color 0.2s; }
  .legal-modal-body {
    padding: 28px 32px;
    overflow-y: auto;
    line-height: 1.85;
    color: var(--text);
    font-size: 0.9rem;
  }
  .legal-modal-body h4 { font-size: 0.95rem; font-weight: 700; margin: 22px 0 8px; color: var(--text); }
  .legal-modal-body h4:first-child { margin-top: 0; }
  .legal-modal-body p { color: var(--text-muted); margin-bottom: 10px; }
  .legal-modal-body ul { padding-left: 20px; color: var(--text-muted); margin-bottom: 10px; }
  .legal-modal-body ul li { margin-bottom: 5px; }
  .legal-modal-footer {
    padding: 16px 32px 24px;
    border-top: 1px solid var(--border);
    display: flex; justify-content: flex-end;
  }
  .legal-modal-footer button {
    background: var(--gradient);
    color: white;
    border: none;
    padding: 10px 28px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
  }
  .legal-modal-footer button:hover { opacity: 0.88; transform: translateY(-1px); }
  @media (max-width: 640px) {
    .legal-modal-header { padding: 20px 20px 16px; }
    .legal-modal-body { padding: 20px 20px; }
    .legal-modal-footer { padding: 12px 20px 20px; }
  }

  /* ===== SUCCESS TOAST ===== */
  .success-toast {
    position: fixed; bottom: 30px; right: 30px;
    background: var(--accent); color: #003d29;
    padding: 16px 28px; border-radius: 14px;
    font-weight: 700; font-size: 0.92rem;
    z-index: 999;
    transform: translateY(100px); opacity: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex; align-items: center; gap: 10px;
    box-shadow: 0 8px 28px rgba(0,200,150,0.3);
  }
  .success-toast.show { transform: translateY(0); opacity: 1; }

  /* ===== KEYFRAMES ===== */
  @keyframes fadeInDown { from { opacity:0; transform:translateY(-20px); } to { opacity:1; transform:translateY(0); } }
  @keyframes fadeInUp { from { opacity:0; transform:translateY(30px); } to { opacity:1; transform:translateY(0); } }
  @keyframes fadeIn { from { opacity:0; } to { opacity:1; } }
  @keyframes blink { 0%,100% { opacity:1; } 50% { opacity:0; } }
  @keyframes pulse { 0%,100% { transform:scale(1); opacity:1; } 50% { transform:scale(1.5); opacity:0.5; } }
  @keyframes scrollWheel { 0% { transform:translateY(0); opacity:1; } 100% { transform:translateY(12px); opacity:0; } }
  @keyframes shapeFloat { 0%,100% { transform:translateY(0) rotate(0deg); } 50% { transform:translateY(-20px) rotate(10deg); } }
  @keyframes ripple { to { width:200px; height:200px; opacity:0; } }

  /* ===== RESPONSIVE ===== */
  @media (max-width: 1024px) {
    nav { padding: 18px 30px; }
    nav.scrolled { padding: 12px 30px; }
    section { padding: 80px 30px; }
    footer { padding: 56px 30px 36px; }
    .footer-inner { grid-template-columns: 1fr 1fr; gap: 40px; }
    .footer-bottom-wrap { padding: 16px 30px; }
    .services-grid { grid-template-columns: repeat(3, 1fr); }
    .portfolio-grid { grid-template-columns: 1fr 1fr; }
    .process-steps { grid-template-columns: 1fr 1fr; gap: 40px; }
    .process-steps::before { display: none; }
    #about { flex-direction: column; gap: 48px; }
    .about-visual { width: 100%; }
    #contact { grid-template-columns: 1fr; gap: 50px; }
  }
  @media (max-width: 640px) {
	body,html{overflow-x:hidden;}
    nav { padding: 14px 20px; }
    .nav-links { display: none; }
    section { padding: 60px 20px; }
    footer { padding: 40px 20px 28px; }
    .footer-inner { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom-wrap { padding: 14px 20px; }
    .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
    .services-grid { grid-template-columns: 1fr; }
    .portfolio-grid { grid-template-columns: 1fr; }
    .process-steps { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .contact-form { padding: 28px 20px; }
  }