:root {
    --ink: #060810;
    --cream: #e8eef8;
    --warm: #c8d4ec;
    --cobalt: #0047ab;
    --cobalt-light: #4488ff;
    --sky: #7eb8f7;
    --steel: #1a3a6e;
    --text-muted: #5a6a8a;
    --card-bg: rgba(68,136,255,0.04);
  }

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

  body {
    font-family: 'DM Mono', monospace;
    background: var(--ink);
    color: var(--cream);
    overflow-x: hidden;
  }

  /* CUSTOM CURSOR — pointer devices only */
  @media (hover: hover) and (pointer: fine) {
    body { cursor: none; }
    .cursor {
      width: 12px; height: 12px;
      background: var(--cobalt-light);
      border-radius: 50%;
      position: fixed;
      pointer-events: none;
      z-index: 9999;
      transform: translate(-50%, -50%);
      transition: transform 0.1s ease, width 0.2s, height 0.2s;
      mix-blend-mode: difference;
    }
    .cursor-ring {
      width: 36px; height: 36px;
      border: 1px solid rgba(68,136,255,0.5);
      border-radius: 50%;
      position: fixed;
      pointer-events: none;
      z-index: 9998;
      transform: translate(-50%, -50%);
      transition: transform 0.25s ease, width 0.3s, height 0.3s, opacity 0.3s;
    }
  }

  /* Fade-in initial state — only when JS is available */
  .js-ready .problem-item,
  .js-ready .stat,
  .js-ready .product-card,
  .js-ready .sim-card,
  .js-ready .info-item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease, background 0.3s;
  }

  /* GRAIN OVERLAY */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' 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='1'/%3E%3C/svg%3E");
    opacity: 0.035;
    pointer-events: none;
    z-index: 1000;
  }

  /* ANIMATED BACKGROUND */
  .bg-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
  }

  .bg-canvas::before {
    content: '';
    position: absolute;
    width: 800px; height: 800px;
    background: radial-gradient(circle, rgba(0,71,171,0.18) 0%, transparent 65%);
    top: -200px; right: -200px;
    animation: orb1 18s ease-in-out infinite alternate;
  }

  .bg-canvas::after {
    content: '';
    position: absolute;
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(68,136,255,0.12) 0%, transparent 65%);
    bottom: 10%; left: -150px;
    animation: orb2 22s ease-in-out infinite alternate;
  }

  .orb3 {
    position: absolute;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(126,184,247,0.07) 0%, transparent 65%);
    top: 40%; left: 40%;
    animation: orb3 14s ease-in-out infinite alternate;
  }

  @keyframes orb1 { 0% { transform: translate(0,0) scale(1); } 100% { transform: translate(-80px, 60px) scale(1.15); } }
  @keyframes orb2 { 0% { transform: translate(0,0) scale(1); } 100% { transform: translate(60px, -80px) scale(1.2); } }
  @keyframes orb3 { 0% { transform: translate(0,0) scale(1); } 100% { transform: translate(-40px, 40px) scale(0.9); } }

  /* GRID LINES BG */
  .grid-lines {
    position: fixed;
    inset: 0;
    background-image:
      linear-gradient(rgba(68,136,255,0.05) 1px, transparent 1px),
      linear-gradient(90deg, rgba(68,136,255,0.05) 1px, transparent 1px);
    background-size: 80px 80px;
    z-index: 0;
    mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 100%);
  }

  /* GLOW BUTTON */
  .glow-btn {
    --x: 0;
    --y: 0;
    --xp: 0;
    --yp: 0;
    --base: 220;
    --spread: 200;
    --radius: 3;
    --border: 1.5;
    --size: 180;
    --hue: calc(var(--base) + (var(--xp) * var(--spread)));
    --border-size: calc(var(--border) * 1px);
    --spotlight-size: calc(var(--size) * 1px);
    position: relative;
    overflow: visible;
    isolation: isolate;
  }

  .glow-btn::before,
  .glow-btn::after {
    pointer-events: none;
    content: "";
    position: absolute;
    inset: calc(var(--border-size) * -1);
    border: var(--border-size) solid transparent;
    border-radius: calc(var(--radius) * 1px);
    background-attachment: fixed;
    background-size: calc(100% + (2 * var(--border-size))) calc(100% + (2 * var(--border-size)));
    background-repeat: no-repeat;
    background-position: 50% 50%;
    mask: linear-gradient(transparent, transparent), linear-gradient(white, white);
    mask-clip: padding-box, border-box;
    mask-composite: intersect;
    -webkit-mask: linear-gradient(transparent, transparent), linear-gradient(white, white);
    -webkit-mask-clip: padding-box, border-box;
    -webkit-mask-composite: destination-in;
    z-index: 2;
    transform: none !important;
    background-color: transparent !important;
  }

  .glow-btn::before {
    background-image: radial-gradient(
      calc(var(--spotlight-size) * 0.75) calc(var(--spotlight-size) * 0.75) at
      calc(var(--x) * 1px) calc(var(--y) * 1px),
      hsl(var(--hue) 100% 50% / 1) 0%,
      transparent 100%
    );
    filter: brightness(2);
  }

  .glow-btn::after {
    background-image: radial-gradient(
      calc(var(--spotlight-size) * 0.5) calc(var(--spotlight-size) * 0.5) at
      calc(var(--x) * 1px) calc(var(--y) * 1px),
      hsl(0 100% 100% / 0.9) 0%,
      transparent 100%
    );
  }

  /* Override btn defaults conflicts on glow-btn */
  .glow-btn {
    overflow: visible;
    border: none; /* la bordure glow remplace la bordure statique */
  }

  .glow-btn::before {
    /* reset du fill hover hérité de .btn */
    background: none;
    transform: none;
    transition: none;
    inset: calc(var(--border-size) * -1);
  }

  .glow-btn:hover { color: var(--cobalt-light); } /* pas de changement couleur texte */

  .glow-btn:hover::before { transform: none; } /* désactive le slide fill */

  /* Span fill interne pour remplacer le slide hover */
  .glow-btn .btn-fill-inner {
    position: absolute;
    inset: 0;
    background: var(--cobalt-light);
    transform: translateX(-101%);
    transition: transform 0.3s ease;
    z-index: -1;
  }

  .glow-btn:hover .btn-fill-inner { transform: translateX(0); }
  .glow-btn:hover { color: var(--ink); }

  /* HEADER */
  header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 28px 60px;
    position: fixed;
    width: 100%;
    z-index: 100;
    border-bottom: 1px solid rgba(68,136,255,0.1);
    background: rgba(10,10,8,0.7);
    backdrop-filter: blur(20px);
  }

  .logo {
    font-family: 'DM Serif Display', serif;
    font-size: 22px;
    letter-spacing: 0.05em;
    color: var(--cream);
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .logo-dot {
    width: 8px; height: 8px;
    background: var(--cobalt-light);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
  }

  @keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

  .btn {
    font-family: 'DM Mono', monospace;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    background: transparent;
    border: 1px solid var(--cobalt-light);
    color: var(--cobalt-light);
    padding: 12px 28px;
    border-radius: 3px;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    cursor: none;
  }

  .btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--cobalt-light);
    transform: translateX(-101%);
    transition: transform 0.3s ease;
    z-index: -1;
  }

  .btn:hover { color: var(--ink); }
  .btn:hover::before { transform: translateX(0); }

  .btn-fill {
    background: var(--cobalt-light);
    color: var(--ink);
    font-weight: 500;
  }
  .btn-fill::before { background: var(--sky); }
  .btn-fill:hover { color: var(--ink); }

  /* ALL CONTENT ABOVE BG */
  header, main, footer { position: relative; z-index: 10; }

  /* HERO */
  .hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 0 60px;
    max-width: 1200px;
    margin: auto;
  }

  .hero-eyebrow {
    font-size: 11px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--cobalt-light);
    margin-bottom: 32px;
    display: flex;
    align-items: center;
    gap: 16px;
    opacity: 0;
    animation: fadeUp 0.8s 0.2s forwards;
  }

  .hero-eyebrow::before {
    content: '';
    width: 40px; height: 1px;
    background: var(--cobalt-light);
    display: block;
  }

  .hero h1 {
    font-family: 'DM Serif Display', serif;
    font-size: clamp(52px, 7vw, 92px);
    line-height: 1.05;
    max-width: 820px;
    font-weight: 400;
    letter-spacing: -0.01em;
    opacity: 0;
    animation: fadeUp 0.8s 0.4s forwards;
  }

  .hero h1 em {
    font-style: italic;
    color: var(--sky);
  }

  .hero-sub {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 28px;
    max-width: 460px;
    line-height: 1.8;
    opacity: 0;
    animation: fadeUp 0.8s 0.6s forwards;
  }

  .hero-actions {
    display: flex;
    gap: 16px;
    margin-top: 44px;
    opacity: 0;
    animation: fadeUp 0.8s 0.8s forwards;
  }

  .scroll-hint {
    position: absolute;
    bottom: 50px;
    left: 60px;
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 12px;
    opacity: 0;
    animation: fadeUp 0.8s 1.2s forwards;
  }

  .scroll-line {
    width: 1px; height: 50px;
    background: linear-gradient(to bottom, transparent, var(--cobalt-light));
    animation: scrollLine 2s ease-in-out infinite;
  }

  @keyframes scrollLine { 0%, 100% { transform: scaleY(1); opacity: 1; } 50% { transform: scaleY(0.3); opacity: 0.3; } }
  @keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

  /* DIVIDER */
  .divider {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 0 60px;
    max-width: 1200px;
    margin: 0 auto 100px;
  }

  .divider-line { flex: 1; height: 1px; background: rgba(68,136,255,0.15); }
  .divider-text { font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-muted); }

  /* SECTION */
  .section {
    padding: 100px 60px;
    max-width: 1200px;
    margin: auto;
  }

  .section-label {
    font-size: 11px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--cobalt-light);
    margin-bottom: 48px;
    display: flex;
    align-items: center;
    gap: 16px;
  }

  .section-label::before {
    content: '';
    width: 24px; height: 1px;
    background: var(--cobalt-light);
    display: block;
  }

  .section h2 {
    font-family: 'DM Serif Display', serif;
    font-size: clamp(36px, 4vw, 56px);
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: 60px;
    max-width: 600px;
  }

  /* PROBLEM GRID */
  .problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: rgba(68,136,255,0.1);
    border: 1px solid rgba(68,136,255,0.1);
  }

  .problem-item {
    background: var(--ink);
    padding: 44px 36px;
    transition: background 0.3s ease;
  }

  .problem-item:hover { background: rgba(68,136,255,0.05); }

  .problem-num {
    font-family: 'DM Serif Display', serif;
    font-size: 64px;
    color: rgba(68,136,255,0.15);
    line-height: 1;
    margin-bottom: 20px;
  }

  .problem-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--cream);
    margin-bottom: 12px;
    letter-spacing: 0.05em;
  }

  .problem-desc {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.7;
  }

  /* ORBITAL TIMELINE */
  .orbital-container {
    position: relative;
    width: 100%;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 20px;
  }

  .orbital-ring {
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    border: 1px solid rgba(68,136,255,0.15);
    pointer-events: none;
  }

  .orbital-center {
    position: absolute;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #0047ab, #4488ff, #7eb8f7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: opacity 0.3s ease, transform 0.3s ease;
  }

  .orbital-center.hidden {
    opacity: 0;
    transform: scale(0.3);
    pointer-events: none;
    z-index: 1;
  }

  .orbital-core {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(255,255,255,0.85);
  }

  .orbital-center-label {
    position: absolute;
    top: 64px;
    font-family: "DM Serif Display", serif;
    font-size: 11px;
    color: rgba(126,184,247,0.7);
    white-space: nowrap;
    font-style: italic;
  }

  .orbital-ping {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.2);
    animation: orbPing 2s ease-out infinite;
  }

  .ping1 { width: 72px; height: 72px; margin: -8px; }
  .ping2 { width: 90px; height: 90px; margin: -17px; animation-delay: 0.6s; opacity: 0.5; }

  @keyframes orbPing {
    0%  { transform: scale(0.85); opacity: 0.7; }
    100%{ transform: scale(1.1);  opacity: 0; }
  }

  .orbital-node {
    position: absolute;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid rgba(255,255,255,0.25);
    background: rgba(6,8,16,0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transform: translate(-50%, -50%);
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s, background 0.3s;
    font-size: 18px;
    z-index: 20;
  }

  .orbital-node:hover { border-color: #4488ff; transform: translate(-50%, -50%) scale(1.15); }

  .orbital-node.active {
    border-color: white;
    background: white;
    transform: translate(-50%, -50%) scale(1.45);
    box-shadow: 0 0 24px rgba(255,255,255,0.25);
    z-index: 200;
  }

  .orbital-node.pulsing {
    animation: nodePulse 1s ease-in-out infinite;
    border-color: rgba(68,136,255,0.8);
  }

  @keyframes nodePulse {
    0%,100% { box-shadow: 0 0 0 0 rgba(68,136,255,0.5); }
    50%      { box-shadow: 0 0 0 10px rgba(68,136,255,0); }
  }

  .orbital-node-label {
    position: absolute;
    top: 52px;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    font-family: "DM Mono", monospace;
    font-size: 9px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(232,238,248,0.65);
    pointer-events: none;
    transition: color 0.3s, transform 0.3s, opacity 0.3s;
  }

  .orbital-node.active .orbital-node-label { opacity: 0; }

  .orbital-card {
    position: absolute;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
    width: 210px;
    background: rgba(6,8,16,0.96);
    border: 1px solid rgba(255,255,255,0.18);
    padding: 16px;
    z-index: 300;
    box-shadow: 0 8px 32px rgba(0,0,0,0.6);
    animation: cardIn 0.22s ease;
    pointer-events: none;
  }

  @keyframes cardIn {
    from { opacity: 0; transform: translateX(-50%) translateY(8px); }
    to   { opacity: 1; transform: translateX(-50%) translateY(0); }
  }

  .orbital-card-connector {
    position: absolute;
    top: -14px; left: 50%;
    transform: translateX(-50%);
    width: 1px; height: 14px;
    background: rgba(255,255,255,0.35);
  }

  .orbital-card-title {
    font-family: "DM Serif Display", serif;
    font-size: 14px;
    color: var(--cream);
    margin-bottom: 8px;
  }

  .orbital-card-desc {
    font-size: 11px;
    color: var(--text-muted);
    line-height: 1.7;
  }

  /* Mobile */
  .cycle-mobile { display: none; }

  .cycle-mobile-step {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    border: 1px solid rgba(68,136,255,0.12);
    background: var(--card-bg);
  }

  .cycle-mobile-highlight {
    border-color: rgba(126,184,247,0.35);
    background: rgba(126,184,247,0.05);
  }

  .cycle-mobile-icon { font-size: 22px; flex-shrink: 0; }

  .cycle-mobile-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--cream);
    letter-spacing: 0.05em;
    text-transform: uppercase;
  }

  .cycle-mobile-sub {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 3px;
  }

  .cycle-mobile-arrow {
    text-align: center;
    color: var(--cobalt-light);
    font-size: 18px;
    padding: 4px 0;
  }

  @media (max-width: 768px) {
    .orbital-container { display: none; }
    .cycle-mobile { display: block; }
  }

  /* STATS */
  .stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: rgba(68,136,255,0.1);
    border: 1px solid rgba(68,136,255,0.1);
    margin-top: 20px;
  }

  .stat {
    background: var(--ink);
    padding: 48px 32px;
    transition: background 0.3s;
    display: flex;
    flex-direction: column;
  }

  .stat:hover { background: rgba(68,136,255,0.05); }

  .stat-value {
    font-family: 'DM Serif Display', serif;
    font-size: 52px;
    color: var(--sky);
    line-height: 1;
    margin-bottom: 12px;
  }

  .stat-label {
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 10px;
  }

  .stat-context {
    font-size: 11px;
    color: rgba(90,106,138,0.8);
    line-height: 1.6;
    margin-bottom: 14px;
    font-style: italic;
  }

  .stat-source {
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-top: 1px solid rgba(68,136,255,0.1);
    padding-top: 10px;
    margin-top: auto;
  }

  .stat-source a {
    color: rgba(68,136,255,0.5);
    text-decoration: none;
    transition: color 0.2s;
  }

  .stat-source a:hover {
    color: var(--cobalt-light);
  }

  /* SECTOR TABS */
  .sector-intro {
    display: flex;
    align-items: center;
    gap: 20px;
    margin: 52px 0 0;
  }

  .sector-intro-line {
    flex: 1;
    height: 1px;
    background: rgba(68,136,255,0.12);
  }

  .sector-intro-text {
    font-size: 10px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--text-muted);
    white-space: nowrap;
  }

  /* GOOEY SECTOR TABS */
  .sector-goo-svg { position: absolute; width: 0; height: 0; overflow: hidden; }

  .sector-tabs-wrapper {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    padding: 6px;
    background: #060810;
    filter: url(#sector-goo);
    border-radius: 14px;
    margin-top: 16px;
  }

  .sector-tab-blob {
    position: absolute;
    background: var(--cobalt-light);
    border-radius: 10px;
    transition:
      top 0.45s cubic-bezier(0.34, 1.1, 0.64, 1),
      left 0.45s cubic-bezier(0.34, 1.1, 0.64, 1),
      width 0.3s ease,
      height 0.3s ease;
    pointer-events: none;
    z-index: 0;
    opacity: 0;
  }

  .sector-tab-blob.ready { opacity: 1; }

  .sector-tab {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 13px 16px;
    background: transparent;
    border: none;
    cursor: pointer;
    border-radius: 10px;
    color: var(--text-muted);
    font-family: 'DM Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.04em;
    transition: color 0.2s;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: left;
    width: 100%;
  }

  .sector-tab.active { color: #060810; font-weight: 600; }
  .sector-tab:not(.active):hover { color: var(--cream); }
  .sector-tab-icon { font-size: 15px; flex-shrink: 0; }
  .sector-tab-label { overflow: hidden; text-overflow: ellipsis; }

  .sector-panels {
    margin-top: 2px;
    border: 1px solid rgba(68,136,255,0.1);
  }

  .sector-panel {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: rgba(68,136,255,0.08);
  }

  .sector-panel.active { display: grid; }

  .sector-stat {
    background: rgba(6,8,16,0.95);
    padding: 32px 32px;
    display: flex;
    flex-direction: column;
  }

  .sector-stat-value {
    font-family: 'DM Serif Display', serif;
    font-size: 44px;
    color: var(--sky);
    line-height: 1;
    margin-bottom: 10px;
  }

  .sector-stat-label {
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 8px;
    line-height: 1.5;
  }

  .sector-stat-context {
    font-size: 11px;
    color: rgba(90,106,138,0.8);
    line-height: 1.6;
    font-style: italic;
    flex: 1;
    margin-bottom: 14px;
  }

  .sector-stat-source {
    font-size: 9px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-top: 1px solid rgba(68,136,255,0.1);
    padding-top: 10px;
  }

  .sector-stat-source a {
    color: rgba(68,136,255,0.45);
    text-decoration: none;
    transition: color 0.2s;
  }

  .sector-stat-source a:hover { color: var(--cobalt-light); }

  @media (max-width: 768px) {
    .sector-tabs-wrapper { grid-template-columns: repeat(2, 1fr); }
    .sector-panel { grid-template-columns: 1fr; }
    .sector-stat { padding: 24px 20px; }
  }

  /* SIMULATION */
  .sim-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
  }

  .sim-card {
    border: 1px solid rgba(68,136,255,0.15);
    background: rgba(245,240,232,0.03);
    padding: 36px;
  }

  .sim-header {
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--cobalt-light);
    margin-bottom: 28px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(68,136,255,0.1);
  }

  .message { margin-bottom: 20px; }

  .msg-label {
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 6px;
  }

  .msg-bubble {
    font-size: 13px;
    line-height: 1.6;
    padding: 14px 18px;
    background: rgba(245,240,232,0.05);
    border-left: 2px solid transparent;
    color: var(--cream);
  }

  .msg-bubble.ia { border-left-color: var(--cobalt-light); background: rgba(68,136,255,0.08); }

  .sim-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
    justify-content: center;
    padding: 40px 0;
  }

  .info-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
  }

  .info-num {
    font-family: 'DM Serif Display', serif;
    font-size: 32px;
    color: rgba(68,136,255,0.3);
    line-height: 1;
    min-width: 40px;
  }

  .info-text { font-size: 13px; color: var(--text-muted); line-height: 1.7; }
  .info-text strong { color: var(--cream); display: block; margin-bottom: 4px; font-weight: 500; }

  /* PRODUCTS */
  .products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: rgba(68,136,255,0.1);
    border: 1px solid rgba(68,136,255,0.1);
    align-items: stretch;
  }

  .product-card {
    background: var(--ink);
    padding: 48px 36px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }

  .product-desc {
    flex: 1;
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.7;
  }

  .product-card::before {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 2px;
    background: linear-gradient(to right, var(--cobalt-light), var(--sky));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
  }

  .product-card:hover { background: rgba(68,136,255,0.05); }
  .product-card:hover::before { transform: scaleX(1); }

  .product-icon { font-size: 32px; margin-bottom: 24px; }

  .product-title {
    font-family: 'DM Serif Display', serif;
    font-size: 22px;
    font-weight: 400;
    color: var(--cream);
    margin-bottom: 12px;
  }

  /* CTA */
  .cta-section {
    margin: 80px 60px;
    max-width: calc(1200px - 120px);
    margin-left: auto;
    margin-right: auto;
    border: 1px solid rgba(68,136,255,0.2);
    background: rgba(68,136,255,0.04);
    padding: 80px;
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 80px;
    align-items: start;
    position: relative;
    overflow: hidden;
  }

  .cta-section::before {
    content: '';
    position: absolute;
    top: -100px; right: -100px;
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(68,136,255,0.08) 0%, transparent 65%);
    pointer-events: none;
  }

  .cta-left h2 {
    font-family: 'DM Serif Display', serif;
    font-size: clamp(32px, 3vw, 48px);
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: 20px;
  }

  .cta-left p { font-size: 13px; color: var(--text-muted); line-height: 1.8; }

  .form-group { margin-bottom: 16px; }

  .form-group input,
  .form-group textarea {
    width: 100%;
    background: rgba(245,240,232,0.04);
    border: 1px solid rgba(68,136,255,0.15);
    color: var(--cream);
    padding: 14px 18px;
    font-family: 'DM Mono', monospace;
    font-size: 12px;
    outline: none;
    transition: border-color 0.3s;
    border-radius: 0;
    cursor: none;
  }

  .form-group input::placeholder,
  .form-group textarea::placeholder { color: var(--text-muted); }

  .form-group input:focus,
  .form-group textarea:focus { border-color: var(--cobalt-light); }

  .form-group textarea { height: 120px; resize: none; }

  /* CALENDLY WIDGET */
  .calendly-wrapper {
    border: 1px solid rgba(68,136,255,0.15);
    overflow: hidden;
    background: rgba(6,8,16,0.8);
    position: relative;
  }

  .calendly-wrapper::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(to right, var(--cobalt-light), var(--sky));
    z-index: 1;
  }

  .calendly-inline-widget iframe {
    border: none !important;
  }

  /* REASSURANCE */
  .cta-reassurance {
    margin-top: 36px;
    display: flex;
    flex-direction: column;
    gap: 14px;
  }

  .reassurance-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--text-muted);
  }

  .reassurance-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--cobalt-light);
    flex-shrink: 0;
  }

  /* FOOTER */
  footer {
    padding: 48px 60px;
    border-top: 1px solid rgba(68,136,255,0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 10;
  }

  .footer-logo {
    font-family: 'DM Serif Display', serif;
    font-size: 18px;
    color: var(--text-muted);
  }

  .footer-copy { font-size: 11px; color: var(--text-muted); letter-spacing: 0.1em; }

  /* FAQ */
  .faq-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-top: 48px;
    border-top: 1px solid rgba(68,136,255,0.12);
  }
  .faq-item {
    border-bottom: 1px solid rgba(68,136,255,0.12);
    padding: 28px 0;
    cursor: pointer;
  }
  .faq-item:hover .faq-question { color: var(--cobalt-light); }
  .faq-question {
    font-family: 'DM Serif Display', serif;
    font-size: 18px;
    color: var(--cream);
    margin-bottom: 0;
    transition: color 0.2s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
  }
  .faq-question::after {
    content: '+';
    font-family: 'DM Mono', monospace;
    font-size: 20px;
    color: var(--cobalt-light);
    flex-shrink: 0;
    transition: transform 0.3s ease;
  }
  .faq-item.open .faq-question::after { transform: rotate(45deg); }
  .faq-answer {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.8;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, margin-top 0.3s ease;
  }
  .faq-item.open .faq-answer {
    max-height: 300px;
    margin-top: 16px;
  }

  @media (max-width: 768px) {
    header { padding: 20px 24px; }
    .hero, .section { padding-left: 24px; padding-right: 24px; }
    .hero h1 { font-size: 42px; }
    .problem-grid, .stats-row, .products-grid { grid-template-columns: 1fr; }
    .products-grid { gap: 0; }
    .product-card { padding: 36px 24px; }
    .sim-container, .cta-section { grid-template-columns: 1fr; }
    .cta-section { margin: 40px 24px; padding: 48px 32px; }
    .calendly-inline-widget { height: 550px !important; }
  }