:root {
    --navy: #0a1a3a;
    --blue-deep: #0d2b6b;
    --blue-mid: #1a4bbd;
    --blue-bright: #2d6fff;
    --blue-light: #5b9aff;
    --grey-dark: #1e1e1e;
    --grey-mid: #2a2a2a;
    --grey-card: #333333;
    --grey-border: #3d3d3d;
    --white: #ffffff;
    --white-90: rgba(255,255,255,0.9);
    --white-70: rgba(255,255,255,0.7);
    --white-50: rgba(255,255,255,0.5);
    --white-20: rgba(255,255,255,0.2);
    --white-10: rgba(255,255,255,0.1);
    --white-05: rgba(255,255,255,0.05);
    --green: #00d68f;
    --green-bg: rgba(0,214,143,0.12);
    --red: #ff6b6b;
    --amber: #ffd93d;
    --lt-bg: #f5f7fb;
    --lt-card: #ffffff;
    --lt-border: #e4e8f0;
    --lt-text: #1a1f36;
    --lt-text-sec: #5a607f;
    --lt-text-muted: #8b91a8;
    --lt-accent-bg: rgba(26,75,189,0.07);
    --font: 'DM Sans', -apple-system, sans-serif;
    --mono: 'IBM Plex Mono', monospace;
  }
  * { margin:0; padding:0; box-sizing:border-box; }
  html { scroll-behavior:smooth; }
  body { font-family:var(--font); background:var(--lt-bg); color:var(--lt-text); overflow-x:hidden; -webkit-font-smoothing:antialiased; }

  /* NAV */
  nav { position:fixed; top:0; left:0; right:0; z-index:100; padding:0.7rem 2.5rem; display:flex; align-items:center; justify-content:space-between; background:rgba(10,26,58,0.92); backdrop-filter:blur(16px); border-bottom:1px solid rgba(255,255,255,0.08); }
  .nav-logo { display:flex; flex-direction:row; gap:0.5rem; text-decoration:none; align-items:center; }
  .nav-logo svg { width:28px; height:28px; color:white; }
  .nav-logo span { font-weight:700; font-size:1.2rem; color:white; letter-spacing:0.5px; }
  .nav-r { display:flex; flex-direction:row; gap:1.5rem; align-items:center; }
  .nav-r a { color:var(--white-70); text-decoration:none; font-size:0.85rem; font-weight:500; transition:color 0.2s; }
  .nav-r a:hover { color:white; }
  .btn { background:var(--blue-bright); color:white; padding:0.5rem 1.2rem; border-radius:8px; font-weight:600; font-size:0.85rem; text-decoration:none; cursor:pointer; transition:all 0.2s; display:inline-flex; align-items:center; gap:0.3rem; }
  .btn:hover { background:#1a5bef; transform:translateY(-1px); box-shadow:0 4px 16px rgba(45,111,255,0.35); }
  .lang-toggle { display:inline-flex; gap:0; border:1px solid var(--white-20); border-radius:6px; overflow:hidden; margin-right:0.25rem; }
  .lang-toggle button { background:transparent; border:none; color:var(--white-50); font-family:var(--font); font-size:0.72rem; font-weight:600; padding:0.3rem 0.55rem; cursor:pointer; transition:all 0.2s; letter-spacing:0.5px; }
  .lang-toggle button.active { background:var(--white-20); color:white; }
  .lang-toggle button:hover:not(.active) { color:var(--white-70); }
  @media(max-width:900px) { .nav-r a:not(.btn) { display:none; } .lang-toggle { margin-right:0; } }

  /* HERO */
  .hero {
    background: linear-gradient(135deg, var(--navy) 0%, var(--blue-deep) 40%, #1443a6 100%);
    min-height: 100vh;
    display: flex; align-items: center;
    padding: 7rem 2.5rem 4rem;
    position: relative; overflow: hidden;
  }
  .hero::after {
    content:''; position:absolute; top:0; right:0; bottom:0; width:55%;
    background: radial-gradient(ellipse at 70% 50%, rgba(26,75,189,0.3) 0%, transparent 70%);
    pointer-events:none;
  }
  .hero-inner {
    max-width: 1200px; margin:0 auto; width:100%;
    display: grid; grid-template-columns: 1fr 1.2fr;
    gap: 3rem; align-items: center;
    position: relative; z-index: 1;
  }
  .hero h1 {
    font-size: clamp(2rem,4.5vw,3.2rem);
    font-weight: 800; line-height: 1.1;
    color: white; letter-spacing: -1px;
    margin-bottom: 1rem;
  }
  .hero h1 .thin { font-weight: 300; opacity:0.85; }
  .hero h1 .gradient-ai {
    background: linear-gradient(135deg, #a78bfa, #7c3aed, #c084fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  .hero .sub-headline {
    font-size: clamp(1.5rem,3.5vw,2.4rem);
    font-weight: 300; color: white;
    line-height: 1.2; margin-bottom: 1.2rem;
  }
  .hero .sub {
    font-size: 1.05rem; color: var(--white-50);
    max-width: 440px; margin-bottom: 2rem; line-height: 1.6;
  }
  .certified {
    display: flex; align-items: center; gap: 0.6rem;
    font-size: 1.1rem; color: var(--white-50);
    margin-bottom: 2rem;
  }
  .certified .badge {
    background: var(--white-10);
    border: 1px solid var(--white-20);
    border-radius: 8px; padding: 0.4rem 0.85rem;
    font-weight: 600; color: white;
    font-size: 1rem; display:inline-flex; align-items:center; gap:0.55rem; padding-top: 0.5rem;
  }
  .certified .badge img { height:30px; width:auto; }
  .hero-ctas { display:flex; gap:0.6rem; flex-wrap:wrap; }
  .btn-w { background:white; color:var(--navy); padding:0.55rem 1.3rem; border-radius:8px; font-weight:600; font-size:0.88rem; text-decoration:none; transition:all 0.2s; display:inline-flex; align-items:center; gap:0.3rem; }
  .btn-w:hover { background:#f0f0f0; transform:translateY(-1px); }
  .btn-ghost { padding:0.55rem 1.3rem; border-radius:8px; font-weight:600; font-size:0.88rem; text-decoration:none; color:white; border:none; transition:all 0.2s; background:linear-gradient(135deg, #a78bfa, #7c3aed); }
  .btn-ghost:hover { background:linear-gradient(135deg, #b89dfc, #8b4fe6); transform:translateY(-1px); box-shadow:0 4px 16px rgba(124,58,237,0.35); }
  .gradient-ai-text { background:linear-gradient(135deg, #a78bfa, #7c3aed, #c084fc); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
  .gradient-blue-text { background:linear-gradient(135deg, var(--blue-deep), var(--blue-mid)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }

  /* Device mockups — single Figma-exported SVG */
  .hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    min-height: 500px;
  }
  .hero-visual img {
    width: 130%;
    max-width: none;
    height: auto;
    margin-right: -15%;
  }

  @media(max-width:900px) {
    .hero-inner { grid-template-columns:1fr; text-align:center; }
    .hero .sub { margin-left:auto; margin-right:auto; }
    .hero-ctas { justify-content:center; }
    .certified { justify-content:center; }
    .hero-visual { min-height:auto; justify-content:center; }
    .hero-visual img { width:100%; max-width:500px; margin-right:0; }
  }

  /* TRUST BAR */
  .trust-bar {
    background: var(--grey-dark);
    padding: 2.5rem 2rem;
    border-bottom: 1px solid var(--grey-border);
  }
  .trust-inner {
    max-width: 1100px; margin: 0 auto;
    display: flex; flex-direction: column; gap: 2rem; align-items: center;
  }
  .trust-top {
    display: flex; align-items: center; justify-content: center;
    gap: 3rem; flex-wrap: wrap;
  }
  .trust-cert {
    display: flex; align-items: center; gap: 0.5rem;
    color: var(--white-70); font-size: 0.82rem; font-weight: 500;
  }
  .trust-cert img { height: 32px; width: auto; }
  .trust-cert svg { width: 20px; height: 20px; color: var(--green); }
  .trust-cert .cert-label { color: var(--white-50); font-size: 0.72rem; }
  .trust-divider {
    width: 1px; height: 28px; background: var(--grey-border);
  }
  .trust-rating {
    display: flex; align-items: center; gap: 0.5rem;
    color: var(--white-70); font-size: 0.82rem; font-weight: 500;
  }
  .trust-stars { display: flex; gap: 2px; }
  .trust-stars svg { width: 14px; height: 14px; color: #ffd93d; fill: #ffd93d; }
  .trust-logos {
    display: flex; align-items: center; justify-content: center;
    gap: 2.5rem; flex-wrap: wrap;
  }
  .trust-logo-placeholder {
    width: 100px; height: 32px;
    background: var(--white-05);
    border: 1px solid var(--white-10);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.6rem; color: var(--white-20); font-weight: 500;
    letter-spacing: 1px; text-transform: uppercase;
  }
  .trust-carousel {
    overflow: hidden; position: relative; width: 100%;
    max-width: 500px;
    mask-image: linear-gradient(90deg, transparent, black 15%, black 85%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, black 15%, black 85%, transparent);
  }
  .trust-carousel-track {
    display: flex; gap: 3rem;
    animation: scrollLogos 20s linear infinite;
    width: max-content;
  }
  @keyframes scrollLogos {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
  }
  .trust-client {
    flex-shrink: 0;
    color: var(--white-50); font-size: 0.85rem; font-weight: 600;
    letter-spacing: 1px; text-transform: uppercase;
    white-space: nowrap;
  }
  @media(max-width:900px) {
    .trust-top { gap: 1.5rem; }
    .trust-divider { display: none; }
  }

  /* FEATURES - BENTO GRID */
  .features-section { padding: 5rem 2rem; }
  .features-inner { max-width: 1100px; margin: 0 auto; }
  .sec-head { text-align:left; margin-bottom:3rem; }
  .sec-head .lbl { font-family:var(--mono); font-size:0.68rem; text-transform:uppercase; letter-spacing:2px; color:var(--blue-mid); font-weight:600; margin-bottom:0.5rem; }
  .sec-head h2 { font-size:clamp(2rem,4.5vw,3.2rem); font-weight:800; letter-spacing:-1px; margin-bottom:0.5rem; color:var(--lt-text); line-height:1.1; }
  .sec-head p { color:var(--lt-text-sec); max-width:460px; font-size:0.95rem; }
  .sec-head.center { text-align:center; }
  .sec-head.center p { margin:0 auto; }

  .bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: minmax(180px, auto);
    gap: 1rem;
  }
  .bento-card {
    background: white;
    border: 1px solid var(--lt-border);
    border-radius: 20px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
  }
  .bento-card:hover { border-color: rgba(26,75,189,0.2); box-shadow: 0 8px 32px rgba(0,0,0,0.06); }
  .bento-2col { grid-column: span 2; }
  .bento-2row { grid-row: span 2; }
  .bento-card.bento-img { padding: 0; justify-content: stretch; }
  .bento-card.bento-img img { width: 100%; height: 100%; object-fit: cover; border-radius: 19px; }
  .bento-logo-badge { position: absolute; top: 16px; right: 16px; background: linear-gradient(135deg, var(--navy), var(--blue-deep)); border-radius: 12px; width: 44px; height: 44px; box-shadow: 0 4px 16px rgba(0,0,0,0.25); display: flex; align-items: center; justify-content: center; z-index: 2; }
  .bento-logo-badge::after { content: ''; position: absolute; bottom: -6px; left: 6px; width: 10px; height: 10px; background: var(--navy); clip-path: polygon(0 0, 100% 0, 0 100%); }
  .bento-card.bento-visual { justify-content: center; align-items: center; padding: 2rem; }
  .bento-label {
    display: inline-flex; align-items: center; gap: 0.35rem;
    font-size: 0.72rem; font-weight: 600; color: var(--blue-mid);
    margin-bottom: 0.5rem;
  }
  .bento-label svg { width: 14px; height: 14px; }
  .bento-card h3 { font-size: 1.25rem; font-weight: 700; letter-spacing: -0.3px; line-height: 1.25; margin-bottom: 0.4rem; color: var(--lt-text); }
  .bento-card p { font-size: 0.82rem; color: var(--lt-text-sec); line-height: 1.6; }
  .bento-card .bento-link {
    display: inline-flex; align-items: center; gap: 0.3rem;
    font-size: 0.82rem; font-weight: 600; color: var(--blue-mid);
    text-decoration: none; margin-top: 0.75rem; transition: gap 0.2s;
  }
  .bento-card .bento-link:hover { gap: 0.5rem; }
  .bento-card .bento-link svg { width: 16px; height: 16px; }

  .bento-modules { display: flex; gap: 0.75rem; align-items: center; justify-content: center; flex-wrap: wrap; }
  .bento-module-chip {
    display: inline-flex; align-items: center; gap: 0.4rem;
    padding: 0.5rem 1rem; border-radius: 10px;
    background: var(--lt-bg); border: 1px solid var(--lt-border);
    font-size: 0.78rem; font-weight: 600; color: var(--lt-text);
    transition: all 0.2s;
  }
  .bento-module-chip:hover { border-color: var(--blue-mid); background: var(--lt-accent-bg); }
  .bento-module-chip svg { width: 16px; height: 16px; color: var(--blue-mid); }

  .bento-triangle {
    position: relative;
    width: 100%;
    aspect-ratio: 5/4;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .triangle-lines {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }
  .tri-node {
    position: absolute;
  }
  .tri-top { top: 4%; left: 50%; transform: translateX(-50%); }
  .tri-left { bottom: 8%; left: -2%; }
  .tri-right { bottom: 8%; right: -2%; }
  .tri-node .bento-module-chip {
    background: white;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    border-color: var(--lt-border);
  }

  .bento-stat { text-align: center; }
  .bento-stat .stat-number {
    font-size: clamp(2.5rem, 5vw, 3.5rem); font-weight: 900; letter-spacing: -2px; line-height: 1;
    background: linear-gradient(135deg, var(--blue-deep), var(--blue-mid));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  }
  .bento-stat .stat-label { font-size: 0.85rem; color: var(--lt-text-sec); font-weight: 500; margin-top: 0.35rem; }

  .bento-flags { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 0.75rem; position: relative; z-index: 1; }
  .flag-main { font-size: 2.2rem; line-height: 1; display: inline-flex; align-items: center; justify-content: center; width: 56px; height: 56px; border-radius: 50%; background: #f0f3fa; box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
  .flag-row { display: flex; gap: 0.75rem; }
  .flag-small { font-size: 1.3rem; display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; background: #f0f3fa; box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
  .flag-label { font-size: 0.78rem; color: var(--lt-text-sec); font-weight: 500; margin-top: 0.25rem; }
  .flags-deco { position: absolute; inset: 0; z-index: 0; border-radius: 19px; background: radial-gradient(circle at 30% 40%, rgba(26,75,189,0.05) 0%, transparent 60%), radial-gradient(circle at 70% 70%, rgba(42,100,220,0.04) 0%, transparent 50%); }
  .flags-deco::before { content: ''; position: absolute; top: 15%; left: 50%; transform: translateX(-50%); width: 120px; height: 120px; border-radius: 50%; border: 1px solid rgba(26,75,189,0.06); }
  .flags-deco::after { content: ''; position: absolute; top: 5%; left: 50%; transform: translateX(-50%); width: 180px; height: 180px; border-radius: 50%; border: 1px solid rgba(26,75,189,0.04); }

  .bento-mockup {
    background: var(--lt-bg); border: 1px solid var(--lt-border); border-radius: 12px;
    padding: 0.75rem; margin-top: auto; font-size: 0.75rem;
  }
  .bento-mockup .bm-title { font-weight: 700; font-size: 0.78rem; margin-bottom: 0.5rem; color: var(--lt-text); }
  .bento-mockup .bm-row { display: flex; justify-content: space-between; align-items: center; padding: 0.3rem 0; border-bottom: 1px solid #edf0f7; }
  .bento-mockup .bm-row:last-child { border-bottom: none; }
  .bm-label { color: var(--lt-text-sec); font-size: 0.72rem; }
  .bm-value { font-weight: 600; color: var(--lt-text); font-size: 0.72rem; }
  .bm-badge { display: inline-block; padding: 0.1rem 0.45rem; border-radius: 4px; font-size: 0.62rem; font-weight: 600; }
  .bm-badge.blue { background: #e8f0fe; color: var(--blue-mid); }
  .bm-badge.green { background: #e6f9f0; color: #00a86b; }
  .bm-badge.amber { background: #fff3e0; color: #e65100; }
  .bm-badge.purple { background: #7c3aed; color: #fff; }

  .bento-map {
    position: relative; width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center; flex-direction: column;
  }
  .bento-map .map-bg {
    position: absolute; inset: 0; opacity: 0.06;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 800 600'%3E%3Cellipse cx='400' cy='300' rx='350' ry='250' fill='none' stroke='%231a4bbd' stroke-width='1'/%3E%3Cellipse cx='400' cy='300' rx='250' ry='180' fill='none' stroke='%231a4bbd' stroke-width='0.5'/%3E%3Cellipse cx='400' cy='300' rx='150' ry='100' fill='none' stroke='%231a4bbd' stroke-width='0.5'/%3E%3Cline x1='400' y1='50' x2='400' y2='550' stroke='%231a4bbd' stroke-width='0.3'/%3E%3Cline x1='50' y1='300' x2='750' y2='300' stroke='%231a4bbd' stroke-width='0.3'/%3E%3C/svg%3E") center/cover no-repeat;
  }
  .bento-map .map-dot {
    width: 12px; height: 12px; border-radius: 50%; background: var(--green);
    position: relative; z-index: 1; box-shadow: 0 0 0 4px rgba(0,214,143,0.2);
  }
  .bento-map .map-dot::after {
    content: ''; position: absolute; inset: -8px; border-radius: 50%;
    border: 2px solid rgba(0,214,143,0.25); animation: mapPulse 2s ease infinite;
  }
  @keyframes mapPulse { 0%,100%{transform:scale(1);opacity:1;} 50%{transform:scale(1.6);opacity:0;} }
  .bento-map .map-text { position: relative; z-index: 1; margin-top: 1rem; text-align: center; }
  .bento-map .map-text .map-big { font-size: clamp(1.8rem, 3.5vw, 2.5rem); font-weight: 800; color: var(--lt-text); letter-spacing: -1px; line-height: 1; }
  .bento-map .map-text .map-sub { font-size: 0.82rem; color: var(--lt-text-sec); font-weight: 500; }

  .bento-card.bento-dark {
    background: linear-gradient(135deg, var(--navy), var(--blue-deep));
    border-color: transparent; color: white;
  }
  .bento-card.bento-dark h3 { color: white; position: relative; z-index: 1; }
  .bento-card.bento-dark p { color: var(--white-70); position: relative; z-index: 1; }
  .bento-card.bento-dark .bento-label { color: var(--blue-light); position: relative; z-index: 1; }
  .bento-card.bento-dark .bento-ai-features { position: relative; z-index: 1; }

  .ai-deco {
    position: absolute; top: -60px; right: -60px;
    width: 280px; height: 280px; border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,0.08);
    z-index: 0; pointer-events: none;
  }
  .ai-deco::before {
    content: ''; position: absolute;
    top: 50%; left: 50%; transform: translate(-50%,-50%);
    width: 180px; height: 180px; border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,0.06);
  }
  .ai-deco::after {
    content: ''; position: absolute;
    top: 50%; left: 50%; transform: translate(-50%,-50%);
    width: 80px; height: 80px; border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,0.05);
    box-shadow: 0 0 0 0.5px rgba(255,255,255,0.03);
  }
  .ai-deco-cross {
    position: absolute; top: -60px; right: -60px;
    width: 280px; height: 280px; z-index: 0; pointer-events: none;
  }
  .ai-deco-cross::before {
    content: ''; position: absolute;
    top: 50%; left: 10%; width: 80%; height: 1px;
    background: rgba(255,255,255,0.06);
  }
  .ai-deco-cross::after {
    content: ''; position: absolute;
    left: 50%; top: 10%; height: 80%; width: 1px;
    background: rgba(255,255,255,0.06);
  }

  .bento-ai-features { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 0.75rem; }
  .bento-ai-feat {
    display: flex; align-items: center; gap: 0.5rem;
    font-size: 0.78rem; color: var(--white-90);
  }
  .bento-ai-feat .aif-icon {
    width: 28px; height: 28px; border-radius: 6px; background: var(--white-10);
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
  }
  .bento-ai-feat .aif-icon svg { width: 14px; height: 14px; color: var(--blue-light); }
  .bento-ai-feat .aif-status {
    margin-left: auto; font-size: 0.65rem; font-weight: 600;
    padding: 0.15rem 0.4rem; border-radius: 100px;
  }
  .bento-ai-feat .aif-status.on { background: rgba(0,214,143,0.15); color: var(--green); }

  .bento-platforms { display: flex; gap: 0.8rem; align-items: center; justify-content: center; }
  .bento-platforms svg { width: 28px; height: 28px; color: var(--lt-text-muted); opacity: 0.5; }

  @media(max-width:900px) {
    .bento-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
    .bento-2col, .bento-2row { grid-column: span 1; grid-row: span 1; }
    .bento-card.bento-2row { min-height: 220px; }
    .sec-head { text-align: center; }
    .sec-head p { margin: 0 auto; }
  }
  @media(min-width:901px) and (max-width:1100px) {
    .bento-grid { grid-template-columns: repeat(2, 1fr); }
  }

  /* AI DEMO */
  .demo-section { padding: 5rem 2rem; background: var(--lt-bg); }
  .demo-inner { max-width: 1100px; margin: 0 auto; }
  .demo-layout { display:grid; grid-template-columns:420px 1fr; gap:2.5rem; align-items:start; }

  .chat-frame { background:white; border:1px solid var(--lt-border); border-radius:16px; overflow:hidden; box-shadow:0 8px 32px rgba(0,0,0,0.08); }
  .chat-bar { background:linear-gradient(135deg, #7c3aed, #6d28d9); border-radius:12px 12px 0 0; padding:0.75rem 1rem; display:flex; align-items:center; justify-content:space-between; color:white; }
  .chat-bar .cb-title { font-weight:700; font-size:0.9rem; display:flex; align-items:center; gap:0.4rem; }
  .chat-bar .cb-title svg { width:16px; height:16px; }
  .chat-bar .cb-sub { font-size:0.68rem; opacity:0.8; }
  .chat-bar .cb-x { width:24px; height:24px; border-radius:50%; background:var(--white-20); display:flex; align-items:center; justify-content:center; font-size:0.7rem; cursor:pointer; }
  .chat-body { padding:0.75rem; max-height:560px; overflow-y:auto; display:flex; flex-direction:column; gap:0.5rem; }
  .msg { max-width:100%; animation:msgIn 0.35s ease both; }
  @keyframes msgIn { from{opacity:0;transform:translateY(8px);} to{opacity:1;transform:translateY(0);} }
  .msg-user { align-self:flex-end; display:flex; flex-direction:column; align-items:flex-end; gap:0.3rem; }
  .msg-user .bubble { background:var(--blue-deep); color:white; padding:0.5rem 0.85rem; border-radius:12px 12px 4px 12px; font-size:0.8rem; font-weight:500; display:flex; align-items:center; gap:0.3rem; }
  .msg-user .bubble svg { width:14px; height:14px; flex-shrink:0; }
  .msg-ai { display:flex; gap:0.5rem; align-items:flex-start; }
  .msg-ai .av { width:28px; height:28px; border-radius:50%; flex-shrink:0; background:var(--lt-accent-bg); display:flex; align-items:center; justify-content:center; }
  .msg-ai .av svg { width:14px; height:14px; color:var(--blue-mid); }
  .msg-ai .ai-content { flex:1; min-width:0; }
  .msg-ai .ai-header { font-size:0.65rem; color:var(--lt-text-muted); margin-bottom:0.2rem; }
  .msg-ai .ai-name { font-weight:600; color:var(--lt-text-sec); }
  .file-chip { display:inline-flex; align-items:center; gap:0.3rem; padding:0.25rem 0.55rem; border-radius:6px; border:1px solid rgba(26,75,189,0.2); background:var(--lt-accent-bg); font-size:0.7rem; font-weight:500; color:var(--blue-mid); }
  .file-chip svg { width:12px; height:12px; }
  .proc-steps { background:var(--lt-bg); border-radius:10px; padding:0.7rem 0.85rem; display:flex; flex-direction:column; gap:0.35rem; }
  .proc-step { display:flex; align-items:center; gap:0.5rem; font-size:0.75rem; color:var(--lt-text-muted); transition:all 0.3s; }
  .proc-step .ps-dot { width:18px; height:18px; border-radius:50%; flex-shrink:0; border:1.5px solid var(--lt-border); display:flex; align-items:center; justify-content:center; font-size:0.55rem; transition:all 0.3s; }
  .proc-step.running { color:var(--blue-mid); font-weight:500; }
  .proc-step.running .ps-dot { border-color:var(--blue-mid); background:var(--lt-accent-bg); }
  .proc-step.running .ps-dot::after { content:''; width:6px; height:6px; border-radius:50%; border:1.5px solid transparent; border-top-color:var(--blue-mid); animation:spin 0.6s linear infinite; }
  @keyframes spin { to{transform:rotate(360deg);} }
  .proc-step.done { color:var(--green); }
  .proc-step.done .ps-dot { border-color:var(--green); background:var(--green); color:white; }
  .proc-step .ps-sub { font-size:0.65rem; color:var(--green); font-weight:500; }

  .extract-card { background:white; border:1px solid var(--lt-border); border-radius:10px; overflow:hidden; }
  .ec-header { padding:0.6rem 0.8rem; border-bottom:1px solid var(--lt-border); display:flex; align-items:center; justify-content:space-between; }
  .ec-header .ec-title { font-weight:700; font-size:0.8rem; }
  .ec-badge { font-size:0.62rem; font-weight:600; padding:0.15rem 0.5rem; border-radius:100px; display:flex; align-items:center; gap:0.25rem; }
  .ec-badge.high { background:var(--green-bg); color:var(--green); }
  .ec-body { padding:0.65rem 0.8rem; }
  .ec-row { display:grid; grid-template-columns:1fr 1fr; gap:0.1rem 0.8rem; padding:0.35rem 0; border-bottom:1px solid #f0f2f8; }
  .ec-row:last-child { border-bottom:none; }
  .ec-cell .ec-lbl { font-size:0.55rem; text-transform:uppercase; letter-spacing:0.5px; color:var(--lt-text-muted); font-weight:500; }
  .ec-cell .ec-val { font-size:0.78rem; font-weight:600; color:var(--lt-text); line-height:1.3; }
  .ec-cell .ec-val .sm { font-size:0.65rem; color:var(--lt-text-muted); font-weight:400; }
  .tag-b { font-family:var(--mono); font-size:0.62rem; font-weight:600; padding:0.08rem 0.35rem; border-radius:4px; background:#e8f0fe; color:var(--blue-mid); }
  .tag-g { font-family:var(--mono); font-size:0.62rem; font-weight:600; padding:0.08rem 0.35rem; border-radius:4px; background:var(--green-bg); color:var(--green); }
  .notes-box { background:var(--lt-bg); border-radius:8px; padding:0.55rem 0.7rem; margin-top:0.4rem; }
  .notes-box .nb-title { font-size:0.65rem; font-weight:700; margin-bottom:0.2rem; display:flex; align-items:center; gap:0.3rem; }
  .notes-box .nb-title svg { width:12px; height:12px; color:var(--blue-mid); }
  .notes-box .nb-text { font-size:0.68rem; color:var(--lt-text-sec); line-height:1.5; }
  .ai-questions { background:var(--lt-bg); border-radius:10px; padding:0.65rem 0.8rem; }
  .ai-questions .aq-title { font-size:0.78rem; font-weight:600; margin-bottom:0.4rem; }
  .aq-item { display:flex; align-items:center; justify-content:space-between; padding:0.3rem 0; font-size:0.75rem; border-bottom:1px solid #edf0f7; }
  .aq-item:last-child { border-bottom:none; }
  .aq-item .aq-q { color:var(--lt-text-sec); display:flex; align-items:center; gap:0.3rem; }
  .aq-item .aq-check { color:var(--green); display:flex; }
  .aq-item .aq-check svg { width:14px; height:14px; }
  .aq-item .aq-a { font-weight:600; font-family:var(--mono); font-size:0.72rem; }
  .fill-btn { width:100%; margin-top:0.5rem; background:var(--blue-mid); color:white; border:none; padding:0.6rem; border-radius:8px; font-family:var(--font); font-weight:600; font-size:0.82rem; cursor:pointer; transition:all 0.2s; }
  .fill-btn:hover { background:var(--blue-bright); }

  .explain-panel { position:sticky; top:5rem; }
  .explain-title { font-size:0.7rem; text-transform:uppercase; letter-spacing:1.5px; color:var(--lt-text-muted); font-weight:600; margin-bottom:1rem; }
  .explain-steps { display:flex; flex-direction:column; position:relative; }
  .explain-steps::before { content:''; position:absolute; left:15px; top:24px; bottom:24px; width:2px; background:var(--lt-border); z-index:0; }
  .ex-step { display:flex; gap:0.75rem; padding:0.75rem 0; transition:all 0.5s; }
  .ex-step h4 { color:var(--lt-text-muted); }
  .ex-step p { color:var(--lt-text-muted); }
  .ex-step.active h4 { color:var(--lt-text); }
  .ex-step.active p { color:var(--lt-text-sec); }
  .ex-step.done h4 { color:var(--lt-text-sec); }
  .ex-dot { width:32px; height:32px; border-radius:50%; flex-shrink:0; border:2px solid var(--lt-border); background:var(--lt-bg); display:flex; align-items:center; justify-content:center; transition:all 0.3s; z-index:1; box-shadow:0 0 0 6px var(--lt-bg); }
  .ex-dot svg { width:16px; height:16px; color:var(--lt-border); opacity:0.3; }
  .ex-step.active .ex-dot { border-color:var(--blue-mid); background:#eef1f9; box-shadow:0 0 0 6px var(--lt-bg); }
  .ex-step.active .ex-dot svg { color:var(--blue-mid); opacity:1; }
  .ex-step.done .ex-dot { border-color:var(--green); background:var(--green); box-shadow:0 0 0 6px var(--lt-bg); }
  .ex-step.done .ex-dot svg { color:white; opacity:1; }
  .ex-step h4 { font-size:0.88rem; font-weight:600; margin-bottom:0.15rem; }
  .ex-step p { font-size:0.78rem; color:var(--lt-text-sec); line-height:1.5; }
  .ex-tag { display:inline-block; margin-top:0.25rem; font-family:var(--mono); font-size:0.6rem; font-weight:600; padding:0.1rem 0.4rem; border-radius:4px; background:var(--lt-bg); color:var(--lt-text-sec); }
  .demo-ctrls { text-align:center; margin-top:2rem; }
  .demo-btn { background:linear-gradient(135deg,var(--blue-deep),var(--blue-mid)); color:white; border:none; cursor:pointer; padding:0.75rem 2.2rem; border-radius:10px; font-family:var(--font); font-weight:600; font-size:0.95rem; display:inline-flex; align-items:center; gap:0.4rem; transition:all 0.3s; box-shadow:0 4px 16px rgba(26,75,189,0.25); }
  .demo-btn:hover { transform:translateY(-2px); box-shadow:0 8px 28px rgba(26,75,189,0.35); }
  .demo-btn:disabled { opacity:0.5; cursor:not-allowed; transform:none; box-shadow:none; }
  .demo-sub { font-size:0.75rem; color:var(--lt-text-muted); margin-top:0.5rem; }
  @media(max-width:900px) {
    .demo-layout { grid-template-columns:1fr; }
    .explain-panel { position:static; }
  }

/* CTA */
.cta-section {
  background: linear-gradient(135deg, var(--navy), var(--blue-deep));
  padding: 5rem 2rem; text-align: center; color: white;
}
.cta-inner { max-width: 700px; margin: 0 auto; }
.cta-section h2 { font-size: clamp(1.5rem,3vw,2rem); font-weight: 700; margin-bottom: 0.5rem; }
.cta-section .cta-sub { color: var(--white-70); margin-bottom: 2rem; font-size: 0.95rem; line-height: 1.6; }
.cta-section .btn-w { font-size: 1rem; padding: 0.7rem 2rem; }
.contact-info { margin-top: 2rem; display: flex; justify-content: center; gap: 2rem; flex-wrap: wrap; }
.ci { display: flex; align-items: center; gap: 0.4rem; color: var(--white-70); font-size: 0.85rem; }
.ci svg { width: 16px; height: 16px; flex-shrink: 0; }
.ci a { color: white; text-decoration: none; font-weight: 500; transition: opacity 0.2s; }
.ci a:hover { opacity: 0.8; }
.cta-company { margin-top: 2rem; font-size: 0.78rem; color: var(--white-50); }

/* FOOTER */
footer {
  padding: 2rem; text-align: center;
  font-size: 0.72rem; color: var(--lt-text-muted);
  border-top: 1px solid var(--lt-border);
  background: var(--lt-bg);
}
.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.footer-logo { display: flex; align-items: center; gap: 0.3rem; text-decoration: none; color: var(--lt-text-muted); }
.footer-logo svg { width: 18px; height: 18px; }
.footer-logo span { font-weight: 700; font-size: 0.8rem; letter-spacing: 0.5px; }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { color: var(--lt-text-muted); text-decoration: none; font-size: 0.72rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--lt-text); }
@media(max-width:900px) {
  .footer-inner { justify-content: center; text-align: center; }
  .contact-info { gap: 1rem; }
}

/* SCROLL ANIMATIONS */
.fade-in {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1; transform: translateY(0);
}

/* Scroll reveal text section */
.scroll-reveal-section {
  padding: 6rem 2rem;
  background: var(--lt-bg);
}
.scroll-reveal-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.scroll-reveal-text {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -1px;
  color: var(--lt-text);
}
.scroll-reveal-text .word {
  display: inline-block;
  opacity: 0.15;
  transition: opacity 0.3s ease;
}
.scroll-reveal-text .word.bright {
  opacity: 1;
}

@media(max-width:600px) {
  nav { padding: 0.7rem 1rem; }
  .hero { padding: 5rem 1.2rem 2rem; min-height: auto; }
  .hero h1 { font-size: 2.6rem; }
  .hero .sub-headline { font-size: 1.8rem; }
  .hero .sub { font-size: 1.1rem; }
  .btn-w, .btn-ghost { font-size: 1.05rem; padding: 0.75rem 1.6rem; }
  .hero-visual img { max-width: 100%; }
  .features-section,
  .demo-section,
  .capabilities-section { padding: 3rem 1.2rem; }
  .sec-head { margin-bottom: 2.5rem; }
  .feat-block { gap: 1.2rem; padding: 2rem 0; }
  .ec-row { grid-template-columns: 1fr; }
  .cta-section { padding: 3rem 1.2rem; }
  .scroll-reveal-section { padding: 4rem 1.2rem; }
  .scroll-reveal-text { font-size: clamp(1.6rem, 5vw, 2.2rem); }
  .contact-info { flex-direction: column; align-items: center; gap: 0.8rem; }
  .footer-inner { flex-direction: column; gap: 0.8rem; }
  .footer-links { gap: 1rem; }
}

/* Booking Modal */
.booking-modal {
  display: none; position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,0.6); backdrop-filter: blur(4px);
  align-items: center; justify-content: center;
}
.booking-modal.active { display: flex; }
.booking-modal-content {
  position: relative; width: 90vw; max-width: 800px; height: 85vh;
  background: white; border-radius: 16px; overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.3);
}
.booking-modal-content iframe {
  width: 100%; height: 100%; border: none;
}
.booking-modal-close {
  position: absolute; top: 12px; right: 12px; z-index: 10;
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(0,0,0,0.08); border: none;
  font-size: 1.4rem; color: #333; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
}
.booking-modal-close:hover { background: rgba(0,0,0,0.15); }