:root {
    --bg: #191127;
    --surface: #23133a;
    --border: #3a1c63;
    --accent: #883CF0;
    --accent2: #7c3aed;
    --accent3: #b29dce;
    --text: #e2e8f0;
    --text-dim: #d6d6d6;
    --glow: rgba(123, 0, 255, 0.15);
    --glow2: rgba(196, 78, 255, 0.15);
  }

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

  html { scroll-behavior: smooth; }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: 'DM Serif Display', serif;
    overflow-x: hidden;
    cursor: none;
  }

  /* Custom cursor */
  .cursor {
    position: fixed;
    width: 12px; height: 12px;
    background: var(--accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease;
    mix-blend-mode: screen;
  }
  .cursor-trail {
    position: fixed;
    width: 32px; height: 32px;
    border: 1px solid var(--accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transition: all 0.15s ease;
    opacity: 0.4;
    mix-blend-mode: screen;
  }

  /* Scanline overlay */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,0.05) 2px, rgba(0,0,0,0.05) 4px);
    pointer-events: none;
    z-index: 1000;
  }

  /* ─── NAV ─── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 48px;
    background: #180f26;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
  }
  .nav-logo {
    font-family: 'Space Mono', monospace;
    font-size: 13px;
    color: var(--accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
  }
  .nav-logo span { color: var(--text-dim); }
  .nav-links { display: flex; gap: 32px; }
  .nav-links a {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    color: var(--text-dim);
    text-decoration: none;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: color 0.2s;
  }
  .nav-links a:hover { color: var(--accent); }

  /* ─── HERO ─── */
  #hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 120px 48px 80px;
    position: relative;
    overflow: hidden;
  }
  .hero-bg {
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 60% 60% at 70% 50%, rgba(157, 0, 255, 0.06) 0%, transparent 60%),
      radial-gradient(ellipse 40% 40% at 20% 80%, rgba(175, 78, 255, 0.05) 0%, transparent 60%);
  }
  .hero-grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(157, 0, 255, 0.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(149, 0, 255, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, rgb(0, 0, 0) 30%, transparent 80%);
  }
  .hero-left { position: relative; z-index: 2; }
  .hero-tag {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    border: 1px solid var(--accent);
    display: inline-block;
    padding: 6px 14px;
    margin-bottom: 32px;
    animation: fadeSlideUp 0.6s ease forwards;
    opacity: 0;
  }
  .hero-title {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: clamp(48px, 6vw, 88px);
    line-height: 0.95;
    letter-spacing: -0.03em;
    margin-bottom: 28px;
    animation: fadeSlideUp 0.6s 0.1s ease forwards;
    opacity: 0;
  }
  .hero-title .line1 { display: block; color: var(--text); }
  .hero-title .line2 { display: block; color: var(--accent); font-style: italic; font-family: 'DM Serif Display', serif; }
  .hero-title .line3 { display: block; color: var(--text-dim); font-size: 0.55em; letter-spacing: 0.01em; font-family: 'Space Mono', monospace; font-weight: 400; margin-top: 8px; }

  .hero-desc {
    font-family: 'Syne', sans-serif;
    font-size: 16px;
    color: var(--text-dim);
    line-height: 1.7;
    max-width: 440px;
    margin-bottom: 40px;
    animation: fadeSlideUp 0.6s 0.2s ease forwards;
    opacity: 0;
  }
  .hero-ctas {
    display: flex;
    gap: 16px;
    animation: fadeSlideUp 0.6s 0.3s ease forwards;
    opacity: 0;
  }
  .btn-primary {
    font-family: 'Space Mono', monospace;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: var(--accent);
    color: var(--bg);
    border: none;
    padding: 14px 28px;
    cursor: none;
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
    font-weight: 700;
  }
  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px #be52e51b;
  }
  .btn-outline {
    font-family: 'Space Mono', monospace;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 14px 28px;
    cursor: none;
    transition: background 0.2s, color 0.2s;
    text-decoration: none;
  }
  .btn-outline:hover { background: #873cf01e; }

  /* OTP Live Demo Widget */
  .hero-right {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeSlideUp 0.8s 0.2s ease forwards;
    opacity: 0;
  }
  .otp-terminal {
    width: 100%;
    max-width: 440px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-top: 3px solid var(--accent);
    box-shadow: 0 0 60px #be52e528, 0 0 0 1px #be52e538;
  }
  .terminal-bar {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
    background: #3a1c6350;
  }
  .t-dot { width: 10px; height: 10px; border-radius: 50%; }
  .t-dot.r { background: var(--accent2); }
  .t-dot.y { background: var(--accent3); }
  .t-dot.g { background: var(--accent); }
  .terminal-title {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    color: var(--text-dim);
    margin-left: 8px;
    letter-spacing: 0.05em;
  }
  .terminal-body { padding: 28px; }
  .t-line {
    font-family: 'Space Mono', monospace;
    font-size: 12px;
    color: var(--text-dim);
    margin-bottom: 6px;
    line-height: 1.6;
  }
  .t-line .cmd { color: var(--accent); }
  .t-line .str { color: var(--accent3); }
  .t-line .num { color: #dadee1; }
  .otp-display {
    margin: 24px 0;
    text-align: center;
  }
  .otp-label {
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    color: var(--text-dim);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 12px;
  }
  .otp-code {
    font-family: 'Space Mono', monospace;
    font-size: 48px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.2em;
    text-shadow: 0 0 30px rgba(136, 0, 255, 0.6);
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 16px;
  }
  .otp-digit {
    display: inline-block;
    transition: all 0.3s ease;
  }
  .otp-digit.flash {
    animation: digitFlash 0.3s ease;
  }
  .timer-bar-wrap {
    height: 3px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 8px;
  }
  .timer-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), #6500a8);
    border-radius: 2px;
    transition: width 1s linear;
  }
  .timer-label {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    color: var(--text-dim);
    text-align: right;
  }
  .otp-method-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0;
  }
  .otp-tab {
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 8px 14px;
    cursor: none;
    color: var(--text-dim);
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
    background: none;
    border-top: none;
    border-left: none;
    border-right: none;
  }
  .otp-tab.active { color: var(--accent); border-bottom-color: var(--accent); }
  .otp-tab:hover { color: var(--text); }
  .otp-regen {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    background: #23133a;
    color: var(--accent);
    border: 1px solid #3a1c63;
    padding: 10px 20px;
    cursor: none;
    width: 100%;
    transition: background 0.2s, box-shadow 0.2s;
    margin-top: 16px;
  }
  .otp-regen:hover {
    background: #1f1232;
    box-shadow: 0 0 20px #be52e517;
  }

  /* ─── STATS STRIP ─── */
  .stats-strip {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 28px 48px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    background: #1f1232;
  }
  .stat-item { text-align: center; }
  .stat-num {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 36px;
    color: var(--accent);
    display: block;
    line-height: 1;
  }
  .stat-label {
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    color: var(--text-dim);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-top: 6px;
    display: block;
  }

  /* ─── SECTIONS ─── */
  section {
    padding: 100px 48px;
    position: relative;
  }
  .section-tag {
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .section-tag::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
    max-width: 60px;
  }
  .section-title {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: clamp(32px, 4vw, 56px);
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
  }
  .section-sub {
    font-family: 'Syne', sans-serif;
    font-size: 16px;
    color: var(--text-dim);
    max-width: 560px;
    line-height: 1.7;
    margin-bottom: 60px;
  }

  /* ─── TYPES SECTION ─── */
  #types { background: var(--surface); }
  .types-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    border: 1px solid var(--border);
  }
  .type-card {
    padding: 48px;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
    cursor: none;
    transition: background 0.3s, border-color 0.3s;
    background: var(--bg);
  }
  .type-card:hover {
    background: #1f1232;
    border-color: #3a1c63;
  }
  .type-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    opacity: 0;
    transition: opacity 0.3s;
  }
  .type-card.totp::before { background: linear-gradient(90deg, var(--accent), transparent); }
  .type-card.hotp::before { background: linear-gradient(90deg, var(--accent2), transparent); }
  .type-card:hover::before { opacity: 1; }
  .type-num {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.1em;
    margin-bottom: 20px;
  }
  .type-name {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 28px;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
  }
  .type-card.totp .type-name { color: var(--accent); }
  .type-card.hotp .type-name { color: var(--accent2); }
  .type-desc {
    font-family: 'Syne', sans-serif;
    font-size: 15px;
    color: var(--text-dim);
    line-height: 1.7;
    margin-bottom: 28px;
  }
  .type-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 6px 12px;
    border-radius: 2px;
  }
  .type-card.totp .type-badge { background: #291a3e; color: var(--accent); }
  .type-card.hotp .type-badge { background: #291a3e; color: var(--accent2); }

  /* ─── DELIVERY ─── */
  #delivery { background: var(--bg); }
  .delivery-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    margin-top: 20px;
  }
  .delivery-item {
    padding: 28px 20px;
    border: 1px solid var(--border);
    text-align: center;
    cursor: none;
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
  }
  .delivery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent), transparent);
    opacity: 0;
    transition: opacity 0.3s;
  }
  .delivery-item:hover {
    border-color: var(--accent);
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(179, 0, 255, 0.15);
  }
  .delivery-item:hover::after { opacity: 0.04; }
  .delivery-icon {
    font-size: 32px;
    margin-bottom: 16px;
    display: block;
    position: relative;
    z-index: 1;
  }
  .delivery-name {
    font-family: 'Syne', sans-serif;
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
  }
  .delivery-desc {
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    color: var(--text-dim);
    line-height: 1.6;
    position: relative;
    z-index: 1;
  }

  /* ─── FLOW ─── */
  #flow { background: var(--surface); }
  .flow-steps {
    display: flex;
    align-items: flex-start;
    gap: 0;
    position: relative;
  }
  .flow-connector {
    flex: 1;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--border));
    margin-top: 40px;
    opacity: 0.3;
  }
  .flow-step {
    width: 160px;
    flex-shrink: 0;
    text-align: center;
    position: relative;
    cursor: none;
  }
  .flow-step:hover .flow-num { border-color: var(--accent); color: var(--accent); }
  .flow-num {
    width: 80px; height: 80px;
    border: 2px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Mono', monospace;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dim);
    margin: 0 auto 20px;
    transition: border-color 0.3s, color 0.3s, box-shadow 0.3s;
  }
  .flow-step:hover .flow-num { box-shadow: 0 0 24px rgba(187, 0, 255, 0.2); }
  .flow-step-name {
    font-family: 'Syne', sans-serif;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 8px;
  }
  .flow-step-desc {
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    color: var(--text-dim);
    line-height: 1.6;
  }

  /* ─── COMPARISON TABLE ─── */
  #comparison { background: var(--bg); }
  .compare-wrap { overflow-x: auto; }
  .compare-table {
    width: 100%;
    border-collapse: collapse;
    font-family: 'Space Mono', monospace;
    font-size: 12px;
  }
  .compare-table th {
    padding: 16px 24px;
    text-align: left;
    border-bottom: 2px solid var(--accent);
    color: var(--accent);
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    background: #3a1c6350;
  }
  .compare-table td {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border);
    color: var(--text-dim);
    vertical-align: top;
    line-height: 1.5;
  }
  .compare-table tr:hover td { background: #1f1232; }
  .compare-table td:first-child { color: var(--text); font-weight: 700; }
  .badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 2px;
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }
  .badge-g { background: #958ca33d; color: var(--accent); }
  .badge-r { background: #cfcfcf1a; color: var(--accent2); }
  .badge-y { background: #8f8f8f1a; color: var(--accent3); }

  /* ─── BENEFITS / CHALLENGES ─── */
  #benefits { background: var(--surface); }
  .two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
  }
  .bc-panel {
    padding: 48px;
    background: var(--bg);
  }
  .bc-title {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 22px;
    margin-bottom: 32px;
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .bc-title.green { color: var(--accent); }
  .bc-title.red { color: var(--accent2); }
  .bc-list { list-style: none; }
  .bc-list li {
    font-family: 'Syne', sans-serif;
    font-size: 15px;
    color: var(--text-dim);
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: flex-start;
    gap: 14px;
    line-height: 1.5;
  }
  .bc-list li::before {
    flex-shrink: 0;
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    margin-top: 2px;
  }
  .bc-panel.benefits .bc-list li::before {
    content: '+';
    color: var(--accent);
    font-weight: 700;
  }
  .bc-panel.challenges .bc-list li::before {
    content: '!';
    color: var(--accent2);
    font-weight: 700;
  }

  /* ─── LIVE DEMO ─── */
  #demo { background: var(--bg); }
  .demo-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-top: 3px solid var(--accent2);
    padding: 48px;
    box-shadow: 0 0 80px rgba(255,78,106,0.06);
  }
  .demo-title {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 24px;
    margin-bottom: 8px;
  }
  .demo-sub {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    color: var(--text-dim);
    margin-bottom: 36px;
    letter-spacing: 0.05em;
  }
  .demo-field {
    margin-bottom: 24px;
  }
  .demo-field label {
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    color: var(--text-dim);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 10px;
  }
  .demo-field input, .demo-field select {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 14px 16px;
    font-family: 'Space Mono', monospace;
    font-size: 13px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    cursor: none;
    /* -webkit-appearance: none; */
  }
  .demo-field input:focus, .demo-field select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(144, 0, 255, 0.08);
  }
  .demo-field select option { background: var(--surface); }
  .otp-input-row {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
  }
  .otp-input-row input {
    flex: 1;
    text-align: center;
    font-size: 24px;
    font-weight: 700;
    padding: 18px;
    letter-spacing: 0.2em;
    color: var(--accent);
    border: 1px solid var(--border);
    background: var(--bg);
    font-family: 'Space Mono', monospace;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    cursor: none;
  }
  .otp-input-row input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(166, 0, 255, 0.08);
  }
  .demo-result {
    padding: 16px 20px;
    font-family: 'Space Mono', monospace;
    font-size: 13px;
    border-left: 3px solid transparent;
    margin-top: 16px;
    display: none;
  }
  .demo-result.success {
    border-left-color: var(--accent);
    background: #cb56f90a;
    color: var(--accent);
    display: block;
  }
  .demo-result.error {
    border-left-color: var(--accent2);
    background: #cb56f90a;
    color: var(--accent2);
    display: block;
  }
  .demo-steps {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
  }
  .demo-step-row {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    opacity: 0.4;
    transition: opacity 0.4s, border-color 0.4s;
  }
  .demo-step-row.active { opacity: 1; border-color: #3a1c63; }
  .demo-step-row.done { opacity: 1; border-color: var(--accent); }
  .demo-step-num {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    width: 28px; height: 28px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--text-dim);
    transition: border-color 0.3s, color 0.3s, background 0.3s;
  }
  .demo-step-row.active .demo-step-num { border-color: var(--accent); color: var(--accent); background: #1f1232; }
  .demo-step-row.done .demo-step-num { background: var(--accent); color: var(--bg); border-color: var(--accent); }
  .demo-step-text {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.04em;
  }

  /* ─── FOOTER ─── */
  footer {
    padding: 60px 48px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--surface);
  }
  .footer-brand {
    font-family: 'Space Mono', monospace;
    font-size: 13px;
    color: var(--accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
  }
  .footer-text {
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    color: var(--text-dim);
    letter-spacing: 0.08em;
  }
  .footer-links { display: flex; gap: 24px; }
  .footer-links a {
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    color: var(--text-dim);
    text-decoration: none;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: color 0.2s;
  }
  .footer-links a:hover { color: var(--accent); }

  /* ─── ANIMATIONS ─── */
  @keyframes fadeSlideUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
  }
  @keyframes digitFlash {
    0% { transform: scale(1.4); color: #fff; }
    100% { transform: scale(1); color: var(--accent); }
  }
  @keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(149, 0, 255, 0.4); }
    50% { box-shadow: 0 0 0 12px rgba(0,255,200,0); }
  }
  @keyframes scanUp {
    from { background-position: 0 100%; }
    to { background-position: 0 0; }
  }
  @keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
  }
  .cursor-blink { animation: blink 1s step-end infinite; }

  .fade-in {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .fade-in.visible { opacity: 1; transform: none; }

  @media (max-width: 900px) {
    #hero { grid-template-columns: 1fr; padding: 100px 24px 60px; }
    .hero-right { display: none; }
    .stats-strip { grid-template-columns: repeat(2, 1fr); padding: 24px; }
    section { padding: 60px 24px; }
    nav { padding: 16px 24px; }
    .nav-links { display: none; }
    .types-grid, .two-col { grid-template-columns: 1fr; }
    .delivery-list { grid-template-columns: repeat(2, 1fr); }
    .flow-steps { flex-direction: column; align-items: stretch; }
    .flow-connector { display: none; }
    footer { flex-direction: column; gap: 20px; text-align: center; }
  }

  /* Scrollbar */
  ::-webkit-scrollbar { width: 4px; background: var(--bg); }
  ::-webkit-scrollbar-thumb { background: var(--border); }