/* Layout: single-column marketing scroll. Hero centerpiece is a live
     console mockup built in HTML/CSS (not a screenshot) — conversation
     list + active thread + CRM auto-fill strip, animating the product's
     actual mechanism. Hexagon motif (from the brand mark's head) reused
     as the icon container shape throughout, tying every module back to
     the logo instead of generic rounded squares. */
  :root{
    --bg: #F6F8FC;
    --surface: #FFFFFF;
    --surface-sunken: #E3E9F7;
    --fg: #10131C;
    --fg-muted: #5B6478;
    --line: #D7DEF0;
    --accent: #1257F9;
    --accent-ink: #FFFFFF;
    --accent-soft: #E8EFFE;
    --accent-strong: #0B3FC4;
    --success: #1C8A5C;
    --success-soft: #E3F5EC;
    --danger: #D4293B;
    --ink-deep: #0B1324;
    --solution-bg: #08142B;
    --solution-surface: #102244;
    --solution-line: #24426F;
    --solution-fg: #F5F8FF;
    --solution-muted: #B2C0DA;
    --solution-accent: #6EA3FF;
    --solution-glow: rgba(18,87,249,.26);
    --shadow: 0 1px 2px rgba(16,19,28,.04), 0 16px 40px -20px rgba(16,19,28,.18);
    --font-display: 'Sora', 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-body: 'Plus Jakarta Sans', 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
    color-scheme: light;
  }
  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --bg: #0A0E1A;
      --surface: #111827;
      --surface-sunken: #0D1220;
      --fg: #EDEFF7;
      --fg-muted: #93 9CB6;
      --fg-muted: #939CB6;
      --line: #212A3E;
      --accent: #4C86FF;
      --accent-ink: #061024;
      --accent-soft: rgba(76,134,255,.14);
      --accent-strong: #7FA8FF;
      --success: #4ADE9B;
      --success-soft: rgba(74,222,155,.14);
      --danger: #F2708A;
      --ink-deep: #050810;
      --shadow: 0 1px 2px rgba(0,0,0,.3), 0 24px 48px -24px rgba(0,0,0,.6);
      color-scheme: dark;
    }
  }
  :root[data-theme="dark"]{
    --bg: #0A0E1A;
    --surface: #111827;
    --surface-sunken: #0D1220;
    --fg: #EDEFF7;
    --fg-muted: #939CB6;
    --line: #212A3E;
    --accent: #4C86FF;
    --accent-ink: #061024;
    --accent-soft: rgba(76,134,255,.14);
    --accent-strong: #7FA8FF;
    --success: #4ADE9B;
    --success-soft: rgba(74,222,155,.14);
    --danger: #F2708A;
    --ink-deep: #050810;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 24px 48px -24px rgba(0,0,0,.6);
    color-scheme: dark;
  }

  *{box-sizing:border-box}
  body{
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
  }
  h1,h2,h3{
    font-family: var(--font-display);
    line-height: 1.15;
    letter-spacing: -0.01em;
    text-wrap: balance;
    margin: 0;
  }
  p{ margin: 0; }
  a{ color: inherit; }
  img{ max-width: 100%; display:block; }
  .container{
    max-width: 1180px;
    margin: 0 auto;
    padding-left: max(16px, env(safe-area-inset-left, 0px));
    padding-right: max(16px, env(safe-area-inset-right, 0px));
  }
  section{ padding-block: clamp(56px, 9vw, 112px); }
  .section-alt{ background: var(--surface-sunken); }
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    font-family: var(--font-mono);
    font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-soft);
    border-radius: 999px;
    padding: 6px 14px;
  }
  .eyebrow--vn{
    color: var(--fg); background: var(--surface); border:1px solid var(--line);
  }
  .eyebrow--vn svg{ color: var(--accent); flex-shrink:0; }
  .lede{ color: var(--fg-muted); font-size: 1.0625rem; max-width: 60ch; }
  .visually-hidden{
    position:absolute; width:1px; height:1px; overflow:hidden;
    clip:rect(0 0 0 0); white-space:nowrap;
  }
  .skip-link{
    position:absolute; left:16px; top:-48px;
    background:var(--accent); color:var(--accent-ink);
    padding:10px 16px; border-radius:8px; font-weight:600; z-index:100;
    transition: top .15s ease;
  }
  .skip-link:focus{ top:16px; }
  :focus-visible{ outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

  /* ---------- hexagon icon motif ---------- */
  .hex{
    --hex-size: 52px;
    width: var(--hex-size); height: calc(var(--hex-size) * 1.02);
    clip-path: polygon(50% 0%, 95% 25%, 95% 75%, 50% 100%, 5% 75%, 5% 25%);
    background: var(--accent-soft);
    display:flex; align-items:center; justify-content:center;
    flex-shrink:0;
  }
  .hex svg{ width: 44%; height: 44%; color: var(--accent); }

  /* ---------- buttons ---------- */
  .btn{
    font-family: var(--font-body);
    font-weight: 600;
    font-size: .9375rem;
    border-radius: 10px;
    padding: 12px 22px;
    border: 1px solid transparent;
    cursor: pointer;
    display: inline-flex; align-items:center; gap:8px;
    text-decoration: none;
    transition: transform .18s cubic-bezier(.16,1,.3,1), background-color .15s ease, border-color .15s ease, box-shadow .18s ease;
    white-space: nowrap;
  }
  .btn:active{ transform: translateY(1px); }
  .btn-primary{ background: var(--accent); color: var(--accent-ink); }
  .btn-primary:hover{ background: var(--accent-strong); transform: translateY(-2px); box-shadow: 0 10px 24px -10px color-mix(in srgb, var(--accent) 55%, transparent); }
  .btn-ghost{ background: transparent; color: var(--fg); border-color: var(--line); }
  .btn-ghost:hover{ border-color: var(--accent); color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow); }
  .btn-sm{ padding: 8px 14px; font-size: .8125rem; border-radius: 8px; }
  .btn-block{ width:100%; justify-content:center; }

  /* ---------- nav ---------- */
  body::before{
    content:""; position:fixed; inset:0 0 auto; z-index:40;
    height: env(safe-area-inset-top, 0px); background: var(--bg);
  }
  .nav{
    position: sticky; top: env(safe-area-inset-top, 0px); z-index: 30;
    background: color-mix(in srgb, var(--bg) 86%, transparent);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
  }
  .nav .container{
    display:flex; align-items:center; justify-content:space-between;
    padding-block: 14px;
    gap: 16px;
  }
  .brand{ display:flex; align-items:center; gap:10px; text-decoration:none; }
  .brand img{ height: 36px; width:auto; }
  .nav-links{
    display:flex; align-items:center; gap: 28px;
    list-style:none; margin:0; padding:0;
  }
  .nav-links a{
    text-decoration:none; font-size:.9375rem; font-weight:500;
    color: var(--fg-muted);
    position:relative; transition: color .2s ease;
  }
  .nav-links a::after{
    content:""; position:absolute; left:0; right:100%; bottom:-4px; height:2px;
    background: var(--accent); transition: right .25s cubic-bezier(.16,1,.3,1);
  }
  .nav-links a:hover{ color: var(--fg); }
  .nav-links a:hover::after{ right:0; }

  /* ---------- nav dropdown (hover to reveal) ---------- */
  .nav-dropdown{ position:relative; }
  .nav-dropdown__trigger{
    appearance:none; border:none; background:none; padding:0; margin:0;
    display:flex; align-items:center; gap:5px; cursor:pointer;
    font:inherit; font-size:.9375rem; font-weight:500; color:var(--fg-muted);
    transition: color .2s ease;
  }
  .nav-dropdown__trigger svg{ transition: transform .2s cubic-bezier(.16,1,.3,1); }
  .nav-dropdown:hover .nav-dropdown__trigger,
  .nav-dropdown__trigger:focus-visible{ color: var(--fg); }
  .nav-dropdown:hover .nav-dropdown__trigger svg{ transform: rotate(180deg); }
  .nav-dropdown__panel{
    position:absolute; top:calc(100% + 14px); left:50%; transform:translateX(-50%) translateY(-6px);
    background:var(--surface); border:1px solid var(--line); border-radius:14px;
    box-shadow:var(--shadow); padding:10px; width:300px;
    display:flex; flex-direction:column; gap:2px;
    opacity:0; pointer-events:none; transition: opacity .18s ease, transform .18s cubic-bezier(.16,1,.3,1);
  }
  .nav-dropdown__panel--grid{ width:240px; }
  .nav-dropdown:hover .nav-dropdown__panel,
  .nav-dropdown__panel:focus-within{
    opacity:1; pointer-events:auto; transform:translateX(-50%) translateY(0);
  }
  .nav-dropdown__panel::before{
    content:""; position:absolute; bottom:100%; left:0; right:0; height:14px;
  }
  .nav-dropdown__item{
    display:flex; align-items:flex-start; gap:12px;
    text-decoration:none; color:var(--fg); padding:10px; border-radius:10px;
    font-size:.875rem; font-weight:500;
    transition: background-color .15s ease;
  }
  .nav-dropdown__item:hover{ background: var(--surface-sunken); }
  .nav-dropdown__item::after{ content:none; }
  .nav-dropdown__item b{ display:block; font-weight:600; }
  .nav-dropdown__item small{ display:block; color:var(--fg-muted); font-weight:400; font-size:.75rem; margin-top:2px; }
  .nav-dropdown__icon{
    flex-shrink:0; width:34px; height:34px; border-radius:9px; background:var(--accent-soft);
    display:flex; align-items:center; justify-content:center;
  }
  .nav-dropdown__icon svg{ width:18px; height:18px; color:var(--accent); }
  .nav-dropdown__panel--grid{ display:grid; grid-template-columns:1fr; }

  .nav-cta{ display:flex; align-items:center; gap:10px; }
  .nav-toggle{
    display:none; background:none; border:1px solid var(--line); border-radius:8px;
    width:40px; height:40px; align-items:center; justify-content:center; color:var(--fg);
  }
  .nav-mobile{
    display:none;
    max-width: 1180px; margin: 0 auto;
    padding-left: max(16px, env(safe-area-inset-left, 0px));
    padding-right: max(16px, env(safe-area-inset-right, 0px));
  }
  .nav-mobile__label{
    font-family: var(--font-mono); font-size:.6875rem; font-weight:700;
    text-transform:uppercase; letter-spacing:.06em; color:var(--fg-muted);
    padding:14px 4px 4px;
  }
  .nav-mobile__label:first-child{ padding-top:10px; }

  @media (max-width: 860px){
    .nav-links, .nav-cta .btn-ghost{ display:none; }
    .nav-toggle{ display:flex; }
    .nav-mobile.is-open{
      display:flex; flex-direction:column; gap:4px; padding-bottom: 16px;
      border-top: 1px solid var(--line);
    }
    .nav-mobile a{
      text-decoration:none; color:var(--fg); font-weight:500; padding:10px 4px;
    }
  }

  /* ---------- hero ---------- */
  .hero{ padding-block: clamp(48px, 8vw, 96px) clamp(40px,7vw,88px); position:relative; overflow:clip; }
  .hero::before{
    content:""; position:absolute; inset: -10% -10% auto -10%; height: 480px;
    background: radial-gradient(60% 60% at 50% 0%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%);
    pointer-events:none; z-index:-1;
  }
  @media (prefers-reduced-motion: no-preference){
    .hero::before{ animation: hero-glow-breathe 7s ease-in-out infinite; }
  }
  @keyframes hero-glow-breathe{
    0%,100%{ opacity:1; } 50%{ opacity:.6; }
  }
  .hero::after{
    content:""; position:absolute; inset: 0 0 auto 0; height: 440px;
    background-image: radial-gradient(circle, color-mix(in srgb, var(--fg) 7%, transparent) 1.2px, transparent 1.2px);
    background-size: 24px 24px;
    mask-image: radial-gradient(60% 55% at 50% 0%, #000 55%, transparent 100%);
    -webkit-mask-image: radial-gradient(60% 55% at 50% 0%, #000 55%, transparent 100%);
    pointer-events:none; z-index:-1;
  }
  .hero-top{
    max-width: 720px; margin-inline:auto; display:flex; flex-direction:column;
    align-items:center; text-align:center; gap:18px;
  }
  .hero h1{ font-size: clamp(2.1rem, 4.4vw, 3.4rem); }
  .h1-accent{
    background: linear-gradient(100deg, var(--accent) 10%, var(--accent-strong) 90%);
    background-clip: text; -webkit-background-clip: text; color: transparent;
  }
  .hero-sub{ font-size: 1.125rem; color: var(--fg-muted); max-width: 60ch; }
  .hero-trial{
    display:grid; grid-template-columns:minmax(0,1fr) auto; width:min(100%, 560px);
    border:1px solid var(--line); border-radius:14px; background:var(--surface);
    margin-top:10px; padding:6px; box-shadow:var(--shadow);
    transition: border-color .15s ease;
  }
  .hero-trial.has-error{ border-color:var(--danger); }
  .hero-trial input{
    min-width:0; border:none; outline:none; background:transparent; color:var(--fg);
    padding:0 16px; font-family:var(--font-body); font-size:.9375rem; text-align:left;
  }
  .hero-trial input::placeholder{ color:var(--fg-muted); opacity:.78; }
  .hero-trial .btn{ min-height:44px; }
  .hero-trial-note{ color:var(--accent); font-size:.8125rem; font-weight:600; margin-top:-6px; min-height:0; }
  .hero-trial-note.error{ color:var(--danger); }
  .hero-trial-note:empty{ display:none; }
  .hero-expert{ color:var(--fg-muted); font-size:.875rem; margin-top:0; }
  .hero-expert button{
    appearance:none; padding:0; border:none; border-bottom:1px solid currentColor;
    background:none; color:var(--fg); font:inherit; font-weight:700; cursor:pointer;
  }
  .hero-expert button:hover{ color:var(--accent); }

  /* ---------- arrow-link micro-interaction (slide on hover, Stripe-style) ---------- */
  .arrow-link{
    appearance:none; display:inline-flex; align-items:center; gap:6px; padding:0; border:0;
    background:transparent; color:var(--fg); font:inherit; font-weight:700; cursor:pointer;
  }
  .arrow-link:hover{ color:var(--accent); }
  .arrow-glyph{
    display:inline-block; transition: transform .22s cubic-bezier(.16,1,.3,1);
  }
  .arrow-link:hover .arrow-glyph,
  .btn:hover .arrow-glyph{ transform: translateX(3px); }
  @media (prefers-reduced-motion: reduce){
    .arrow-link:hover .arrow-glyph, .btn:hover .arrow-glyph{ transform:none; }
  }
  @media (max-width:500px){
    .hero-trial{ grid-template-columns:1fr; gap:8px; padding:8px; }
    .hero-trial input{ min-height:40px; padding:0 8px; }
    .hero-trial .btn{ width:100%; justify-content:center; }
  }

  .product-demo{ scroll-margin-top:100px; }
  .product-demo__head{ max-width:680px; display:flex; flex-direction:column; gap:14px; margin-bottom:28px; }
  .product-demo__head h2{ font-size:clamp(1.6rem,3vw,2.25rem); }
  .product-demo--voice{ background:var(--surface-sunken); border:1px solid var(--line); border-radius:24px; padding:clamp(24px,4vw,48px); }
  .product-demo--voice .product-demo__head{ margin-bottom:24px; }
  .voice-showcase{ display:grid; grid-template-columns:minmax(0,1fr) minmax(260px,.85fr); gap:clamp(24px,4vw,40px); align-items:center; }
  .voice-proof{
    background:var(--surface); border:1px solid var(--line); border-radius:18px;
    box-shadow:var(--shadow); overflow:hidden;
  }
  .voice-copy{ display:flex; flex-direction:column; gap:22px; }
  @media (max-width:860px){
    .voice-showcase{ grid-template-columns:1fr; }
    .voice-copy{ order:-1; }
  }

  .console{
    margin-top: 0;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
    overflow: hidden;
  }
  .console__bar{
    display:flex; align-items:center; justify-content:space-between;
    padding: 12px 18px; border-bottom: 1px solid var(--line);
    background: var(--surface-sunken);
  }
  .console__dots{ display:flex; gap:6px; }
  .console__dots span{ width:9px; height:9px; border-radius:50%; background: var(--line); }
  .console__title{
    font-family: var(--font-mono); font-size: .8125rem; color: var(--fg-muted);
    display:flex; align-items:center; gap:8px;
  }
  .sync-pill{
    display:inline-flex; align-items:center; gap:6px;
    font-family: var(--font-mono); font-size:.75rem; font-weight:600;
    color: var(--accent); background: var(--accent-soft);
    padding: 5px 10px; border-radius:999px;
  }
  .sync-dot{ width:6px; height:6px; border-radius:50%; background:var(--accent); }
  @media (prefers-reduced-motion: no-preference){
    .sync-dot.is-live{ animation: pulse 1.6s ease-in-out infinite; }
  }
  @keyframes pulse{ 0%,100%{opacity:1} 50%{opacity:.35} }

  .console__body{ display:grid; grid-template-columns: 280px 1fr; min-height: 420px; }
  .console__list{ border-right: 1px solid var(--line); overflow:hidden; }
  .conv{
    display:flex; gap:10px; align-items:flex-start;
    padding: 13px 16px; border-bottom: 1px solid var(--line);
    cursor:default;
  }
  .conv.is-active{ background: color-mix(in srgb, var(--accent) 16%, var(--surface)); }
  .avatar{
    width:34px; height:34px; border-radius:50%; flex-shrink:0;
    display:flex; align-items:center; justify-content:center;
    font-family: var(--font-display); font-size:.75rem; font-weight:700;
    color: var(--accent-ink); background: var(--accent);
  }
  .conv:nth-child(2) .avatar{ background:#7C5CFF; }
  .conv:nth-child(3) .avatar{ background:#1FAA7A; }
  .conv:nth-child(4) .avatar{ background:#E08A2B; }
  .conv-meta{ min-width:0; flex:1; }
  .conv-row1{ display:flex; justify-content:space-between; gap:8px; }
  .conv-name{ font-weight:600; font-size:.875rem; color:var(--fg); }
  .conv-time{ font-family:var(--font-mono); font-size:.6875rem; color:var(--fg-muted); flex-shrink:0; }
  .conv-chan{ font-size:.6875rem; color:var(--accent); font-weight:600; }
  .conv-preview{
    font-size:.8125rem; color:var(--fg-muted); margin-top:2px;
    overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
  }

  .console__thread{ display:flex; flex-direction:column; min-width:0; }
  .thread-head{
    display:flex; align-items:center; gap:10px; padding:14px 18px;
    border-bottom:1px solid var(--line);
  }
  .thread-head-name{ font-weight:700; font-size:.9375rem; color:var(--fg); }
  .thread-head-status{ font-size:.75rem; color:var(--fg-muted); display:flex; align-items:center; gap:5px; }
  .thread-head-status::before{ content:""; width:6px; height:6px; border-radius:50%; background:#1FAA7A; }

  .thread-msgs{ flex:1; padding: 18px; display:flex; flex-direction:column; gap:10px; min-height: 200px; }
  .msg{ max-width: 80%; padding: 10px 14px; border-radius: 14px; font-size:.875rem; line-height:1.5; }
  .msg.in{ align-self:flex-start; background: var(--surface-sunken); color: var(--fg); border-bottom-left-radius:4px; }
  .msg.out{ align-self:flex-end; background: var(--accent); color: var(--accent-ink); border-bottom-right-radius:4px; }
  .msg.typing{ display:flex; gap:4px; align-items:center; padding:12px 16px; }
  .msg.typing span{ width:6px; height:6px; border-radius:50%; background: var(--fg-muted); opacity:.5; }
  @media (prefers-reduced-motion: no-preference){
    .msg.typing span{ animation: bounce 1s ease-in-out infinite; }
    .msg.typing span:nth-child(2){ animation-delay:.15s; }
    .msg.typing span:nth-child(3){ animation-delay:.3s; }
  }
  @keyframes bounce{ 0%,60%,100%{ transform:translateY(0); opacity:.5 } 30%{ transform:translateY(-4px); opacity:1 } }

  .thread-input{
    display:flex; gap:8px; padding: 12px 18px;
    border-top:1px solid var(--line); background: var(--surface-sunken);
  }
  .thread-input .fake-input{
    flex:1; background:var(--surface); border:1px solid var(--line); border-radius:999px;
    padding:9px 16px; font-size:.8125rem; color:var(--fg-muted);
  }

  .crm-strip{
    border-top: 1px solid var(--line);
    padding: 14px 18px;
    display:flex; flex-wrap:wrap; gap: 10px 22px;
    font-family: var(--font-mono); font-size:.75rem;
    background: var(--surface-sunken);
  }
  .crm-field{ display:flex; gap:6px; color:var(--fg-muted); }
  .crm-field b{ color:var(--fg); font-weight:600; font-variant-numeric: tabular-nums; }
  .crm-field .pending{ opacity:.35; }

  @media (max-width: 760px){
    .console__body{ grid-template-columns: 1fr; }
    .console__list{ display:none; }
  }

  /* ---------- trust strip ---------- */
  /* ---------- about strip (replaces old trust-bar tag cloud) ---------- */
  .about-strip{ padding-block: 40px; border-block: 1px solid var(--line); background: var(--surface-sunken); }
  .about-strip__inner{
    display:grid; grid-template-columns: minmax(0,1.1fr) minmax(0,1fr) auto;
    gap: 28px; align-items:center;
  }
  .about-strip__inner h2{ font-size:1.125rem; margin-top:6px; max-width:28ch; }
  .about-strip__inner > p{ color:var(--fg-muted); font-size:.9375rem; line-height:1.6; }
  .about-strip__cta{ white-space:nowrap; }
  @media (max-width:900px){
    .about-strip__inner{ grid-template-columns:1fr; }
    .about-strip__cta{ justify-self:flex-start; }
  }

  /* ---------- section heading ---------- */
  .section-head{ max-width: 640px; display:flex; flex-direction:column; gap:14px; margin-bottom: clamp(32px,5vw,56px); }
  .section-head h2{ font-size: clamp(1.6rem, 3vw, 2.25rem); }

  /* ---------- pain points (concrete per-industry scenarios) ---------- */
  .pain-grid{ display:grid; grid-template-columns: repeat(2, 1fr); gap:20px; margin-bottom:28px; }
  .pain-card{
    background:var(--surface); border:1px solid var(--line); border-radius:16px;
    padding:24px; display:flex; flex-direction:column; gap:14px;
  }
  .pain-card h3{ font-size:1rem; line-height:1.4; }
  .pain-card p{ color:var(--fg-muted); font-size:.875rem; line-height:1.6; }
  @media (max-width:760px){ .pain-grid{ grid-template-columns:1fr; } }

  /* ---------- solution band (full-screen visual transition) ---------- */
  .solution-band{
    position:relative; overflow:clip; padding-block:clamp(72px,10vw,128px);
    background:var(--solution-bg); color:var(--solution-fg);
  }
  .solution-band::before{
    content:""; position:absolute; inset:0;
    background-image:radial-gradient(circle, rgba(151,190,255,.12) 1.2px, transparent 1.2px);
    background-size:24px 24px; opacity:.65; pointer-events:none;
  }
  .solution-band::after{
    content:""; position:absolute; width:900px; height:620px; right:-220px; top:-310px;
    background:radial-gradient(ellipse, var(--solution-glow) 0%, transparent 68%);
    pointer-events:none;
  }
  .solution-band .container{ position:relative; z-index:1; }
  .solution-band__grid{
    display:grid; grid-template-columns:minmax(0,1fr) minmax(320px,.8fr); gap:clamp(44px,8vw,104px); align-items:center;
  }
  .solution-kicker{
    display:inline-flex; font-family:var(--font-mono); font-size:.75rem; font-weight:700;
    letter-spacing:.08em; color:var(--solution-accent); margin-bottom:18px;
  }
  .solution-copy h2{ color:var(--solution-fg); font-size:clamp(2rem,4vw,3.35rem); max-width:14ch; }
  .solution-copy > p{ color:var(--solution-muted); font-size:1.0625rem; line-height:1.65; max-width:53ch; margin-top:20px; }
  .solution-capabilities{ margin-top:36px; display:flex; flex-direction:column; gap:24px; }
  .solution-capability{ display:flex; align-items:flex-start; gap:14px; }
  .solution-capability__icon{
    width:38px; height:38px; flex-shrink:0; border-radius:50%; border:2px solid rgba(96,235,164,.6); color:#65DAA1;
    display:flex; align-items:center; justify-content:center;
  }
  .solution-capability__icon svg{ width:20px; height:20px; }
  .solution-capability h3{ color:var(--solution-fg); font-size:1.0625rem; margin:1px 0 4px; }
  .solution-capability p{ color:var(--solution-muted); font-size:.875rem; line-height:1.6; max-width:51ch; }
  .solution-band__cta{ margin-top:36px; display:flex; align-items:center; flex-wrap:wrap; gap:16px; }
  .solution-band__cta .btn-primary{ background:#4C86FF; color:#07132C; }
  .solution-band__cta .btn-primary:hover{ background:#72A1FF; box-shadow:0 12px 28px -12px rgba(76,134,255,.65); }
  .solution-stat{ font-family:var(--font-mono); font-size:.75rem; font-weight:600; color:#72D9A5; }

  .solution-preview{
    background:linear-gradient(145deg, rgba(23,48,85,.92), rgba(10,25,49,.98)); border:1px solid var(--solution-line);
    border-radius:20px; padding:20px; box-shadow:0 28px 56px -34px #000; display:flex; flex-direction:column; gap:16px;
  }
  .solution-preview__head{ display:flex; align-items:center; justify-content:space-between; gap:16px; padding-bottom:16px; border-bottom:1px solid rgba(178,192,218,.13); }
  .solution-preview__brand{ display:flex; align-items:center; gap:10px; color:var(--solution-fg); }
  .solution-preview__brand-mark{ width:42px; height:42px; background:rgba(76,134,255,.2); border-radius:11px; display:flex; align-items:center; justify-content:center; font-family:var(--font-display); font-weight:800; color:#8EB5FF; }
  .solution-preview__brand b,.solution-preview__brand small{ display:block; }
  .solution-preview__brand b{ font-size:.9375rem; }
  .solution-preview__brand small{ color:#66DDA2; font-size:.75rem; margin-top:2px; }
  .solution-preview__state{ display:inline-flex; align-items:center; gap:6px; font-family:var(--font-mono); font-size:.75rem; color:var(--solution-muted); }
  .solution-preview__state i{ width:7px; height:7px; border-radius:50%; background:#66DDA2; }
  .solution-activity{ display:grid; grid-template-columns:38px minmax(0,1fr) auto; align-items:center; gap:12px; padding:14px; background:rgba(255,255,255,.045); border:1px solid rgba(178,192,218,.11); border-radius:13px; }
  .solution-activity__icon{ width:38px; height:38px; display:flex; align-items:center; justify-content:center; border-radius:50%; color:#66DDA2; background:rgba(57,160,107,.15); }
  .solution-activity__icon svg{ width:19px; height:19px; }
  .solution-activity b,.solution-activity small{ display:block; }
  .solution-activity b{ color:var(--solution-fg); font-size:.875rem; }
  .solution-activity small{ color:var(--solution-muted); font-size:.75rem; margin-top:2px; }
  .solution-activity time{ color:rgba(178,192,218,.62); font-family:var(--font-mono); font-size:.6875rem; white-space:nowrap; }
  .solution-preview__note{ color:rgba(178,192,218,.65); font-size:.75rem; text-align:center; margin-top:4px; }
  @media (max-width:860px){
    .solution-band__grid{ grid-template-columns:1fr; }
    .solution-copy h2{ max-width:18ch; }
  }
  @media (max-width:560px){
    .solution-activity{ grid-template-columns:34px minmax(0,1fr); }
    .solution-activity time{ grid-column:2; }
  }

  /* ---------- compare ---------- */
  .compare-grid{ display:grid; grid-template-columns: 1fr 1fr; gap:20px; }
  .compare-card{ border-radius:16px; padding: 28px; border:1px solid var(--line); }
  .compare-card.old{ background: var(--surface); }
  .compare-card.new{ background: var(--surface); border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
  .compare-card.full{ grid-column: 1 / -1; }
  .compare-card h3{ font-size:1.0625rem; margin-bottom:18px; display:flex; align-items:center; gap:10px; }
  .compare-card ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:14px; }
  .compare-card li{ display:flex; gap:10px; font-size:.9375rem; line-height:1.5; }
  .mark{ flex-shrink:0; width:20px; height:20px; border-radius:50%; margin-top:2px; display:flex; align-items:center; justify-content:center; }
  .old .mark{ background: var(--surface); color: var(--fg-muted); }
  .new .mark{ background: var(--success); color: #fff; }
  .old li{ color: var(--fg-muted); }
  .stat-chip{
    display:inline-flex; margin-top:16px; font-family:var(--font-mono); font-weight:700;
    font-size:.8125rem; color:var(--success); background:var(--success-soft);
    padding:6px 12px; border-radius:8px; align-self:flex-start;
  }
  @media (max-width:760px){ .compare-grid{ grid-template-columns:1fr; } }
  .section-cta{ margin-top:28px; display:flex; align-items:center; gap:14px; flex-wrap:wrap; }
  .section-cta p{ color:var(--fg-muted); font-size:.875rem; }

  /* ---------- features ---------- */
  .feature-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
  .feature-card{
    background: var(--surface); border:1px solid var(--line); border-radius:16px;
    padding: 26px; display:flex; flex-direction:column; gap:16px;
    transition: transform .25s cubic-bezier(.16,1,.3,1), border-color .25s ease, box-shadow .25s ease;
  }
  .feature-card:hover{ transform: translateY(-6px); border-color: var(--accent); box-shadow: var(--shadow); }
  .feature-card h3{ font-size:1.0625rem; }
  .feature-card p{ color:var(--fg-muted); font-size:.9375rem; }
  @media (max-width:900px){ .feature-grid{ grid-template-columns:1fr; } }

  /* ---------- voice AI ---------- */
  .voice-list{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:14px; }
  .voice-list li{ display:flex; gap:10px; font-size:.9375rem; color:var(--fg-muted); }
  .voice-list b{ color:var(--fg); }
  .voice-demo{ padding:18px; display:flex; gap:14px; align-items:flex-start; }
  .voice-transcript{
    display:flex; flex-direction:column; gap:8px;
    padding:16px 18px; border-top:1px solid var(--line); background:var(--surface-sunken);
  }
  .voice-transcript p{ font-size:.8125rem; color:var(--fg-muted); }
  .voice-transcript b{ color:var(--fg); }
  .voice-transcript__label{ font-family:var(--font-mono); font-size:.6875rem; font-weight:600; letter-spacing:.07em; text-transform:uppercase; color:var(--accent); }
  .voice-panel__cta{ align-self:flex-start; }
  .voice-demo__play{
    flex-shrink:0; width:44px; height:44px; border-radius:50%; border:none; cursor:pointer;
    background: var(--accent); color: var(--accent-ink);
    display:flex; align-items:center; justify-content:center;
    transition: background-color .15s ease, transform .15s ease;
  }
  .voice-demo__play:hover{ background: var(--accent-strong); }
  .voice-demo__play:active{ transform: scale(.94); }
  .voice-demo__body{ flex:1; min-width:0; display:flex; flex-direction:column; gap:8px; }
  .voice-demo__head{ display:flex; justify-content:space-between; gap:10px; align-items:baseline; }
  .voice-demo__title{ font-weight:600; font-size:.875rem; }
  .voice-demo__time{ font-family:var(--font-mono); font-size:.75rem; color:var(--fg-muted); font-variant-numeric:tabular-nums; flex-shrink:0; }
  .voice-demo__bars{ display:flex; align-items:center; gap:2px; height:32px; }
  .voice-demo__bars span{
    flex:1; min-width:2px; background:var(--line); border-radius:2px;
    transition: background-color .2s ease;
  }
  .voice-demo__bars span.is-played{ background: var(--accent); }
  .voice-demo__tag{ font-size:.75rem; color:var(--fg-muted); }

  /* ---------- conversion CTA (deliberate dark anchor band) ---------- */
  .cta-band{
    padding-block:48px; background:var(--ink-deep); position:relative; overflow:clip;
  }
  .cta-band::before{
    content:""; position:absolute; inset:-40% -10% auto -10%; height:220px;
    background: radial-gradient(60% 60% at 30% 0%, color-mix(in srgb, var(--accent) 35%, transparent), transparent 70%);
    pointer-events:none;
  }
  .cta-band::after{
    content:""; position:absolute; inset:0;
    background-image: radial-gradient(circle, rgba(255,255,255,.1) 1.2px, transparent 1.2px);
    background-size: 24px 24px;
    pointer-events:none;
  }
  .cta-band__inner{ display:flex; justify-content:space-between; align-items:center; gap:20px; position:relative; }
  .cta-band__inner p{ font-family:var(--font-display); font-weight:600; font-size:1.25rem; max-width:38ch; color:#F4F6FB; }
  .cta-band .btn-primary{ background:#4C86FF; color:#061024; }
  .cta-band .btn-primary:hover{ background:#6D9BFF; box-shadow: 0 10px 24px -10px rgba(76,134,255,.5); }
  @media (max-width:640px){ .cta-band__inner{ align-items:flex-start; flex-direction:column; } }

  /* ---------- steps ---------- */
  .steps{ display:grid; grid-template-columns: repeat(3,1fr); gap: 28px; counter-reset: step; }
  .step{ display:flex; flex-direction:column; gap:12px; }
  .step-num{
    font-family: var(--font-display); font-weight:800; font-size:1.5rem;
    color: var(--accent); font-variant-numeric: tabular-nums;
  }
  .step h3{ font-size:1.0625rem; }
  .step p{ color:var(--fg-muted); font-size:.9375rem; }
  @media (max-width:860px){ .steps{ grid-template-columns:1fr; } }

  /* ---------- pricing ---------- */
  .pricing-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 20px; align-items:stretch; }
  .plan{
    background: var(--surface); border:1px solid var(--line); border-radius:18px;
    padding: 28px; display:flex; flex-direction:column; gap:18px; position:relative;
    transition: transform .25s cubic-bezier(.16,1,.3,1), box-shadow .25s ease;
  }
  .plan:hover{ transform: translateY(-6px); box-shadow: var(--shadow); }
  .plan.popular{ border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), var(--shadow); }
  .plan.popular:hover{ box-shadow: 0 0 0 1px var(--accent), var(--shadow), 0 20px 48px -24px rgba(18,87,249,.35); }
  .plan-badge{
    position:absolute; top:-12px; left:24px;
    background: var(--accent); color: var(--accent-ink);
    font-size:.6875rem; font-weight:700; letter-spacing:.04em; text-transform:uppercase;
    padding:5px 12px; border-radius:999px;
  }
  .plan h3{ font-size:1.125rem; }
  .plan-for{ font-size:.8125rem; color:var(--fg-muted); }
  .plan ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:12px; flex:1; }
  .plan li{ display:flex; gap:9px; font-size:.875rem; line-height:1.5; }
  .plan li .mark{ background:var(--success-soft); color:var(--success); }
  @media (max-width:900px){ .pricing-grid{ grid-template-columns:1fr; } }

  /* ---------- footer ---------- */
  /* ---------- ask-AI + chat widget ---------- */
  .ai-widget{
    position:fixed; z-index:50;
    right: max(16px, env(safe-area-inset-right, 0px));
    left: max(16px, env(safe-area-inset-left, 0px));
    bottom: max(16px, env(safe-area-inset-bottom, 0px));
    display:flex; align-items:flex-end; justify-content:flex-end; gap:12px;
    pointer-events:none;
  }
  .ai-widget > *{ pointer-events:auto; }
  .ai-ask-pill{
    background: var(--surface); border:1px solid var(--line); border-radius:999px;
    box-shadow: var(--shadow); padding:8px 10px 8px 18px;
    display:flex; align-items:center; gap:12px; font-size:.8125rem; font-weight:600; color:var(--fg-muted);
    max-width: calc(100vw - 100px);
    overflow:hidden;
    transition: max-width .3s cubic-bezier(.16,1,.3,1), padding .3s cubic-bezier(.16,1,.3,1);
  }
  .ai-ask-pill .ai-ask-label{
    flex-shrink:0; white-space:nowrap;
    appearance:none; border:none; background:none; padding:0; margin:0;
    font:inherit; color:inherit; cursor:pointer;
    display:flex; align-items:center; gap:8px;
  }
  .ai-ask-pill .ai-ask-label:hover{ color:var(--accent); }
  .ai-ask-colon{ transition: opacity .2s ease, width .2s ease; display:inline-block; }
  .ai-ask-chevron{ flex-shrink:0; transform:rotate(180deg); }
  .ai-ask-pill.is-collapsed .ai-ask-colon{ display:none; }
  .ai-ask-pill.is-collapsed .ai-ask-chevron{ display:none; }
  .ai-ask-pill .ai-icons{ display:flex; gap:7px; flex-shrink:0; transition: opacity .2s ease; }
  .ai-badge{
    width:28px; height:28px; border-radius:8px; flex-shrink:0;
    display:flex; align-items:center; justify-content:center;
    text-decoration:none; box-sizing:border-box;
    transition: transform .2s cubic-bezier(.16,1,.3,1);
  }
  .ai-badge svg{ width:62%; height:62%; }
  .ai-badge-letter{
    font-family: var(--font-display); font-weight:800; font-size:.75rem; color:#fff;
  }
  .ai-badge:hover{ transform: translateY(-3px); }
  .ai-badge--light{ border:1px solid var(--line); }
  .ai-ask-pill.is-collapsed{ padding-right:18px; }
  .ai-ask-pill.is-collapsed .ai-icons{
    opacity:0; width:0; pointer-events:none;
  }
  @media (max-width: 640px){
    .ai-ask-pill{ padding: 8px 12px; }
  }
  .chat-launcher{ position:relative; flex-shrink:0; }
  .chat-bubble{
    width:56px; height:56px; border-radius:50%; border:none; cursor:pointer;
    background: var(--accent); color: var(--accent-ink); box-shadow: var(--shadow);
    display:flex; align-items:center; justify-content:center;
    transition: transform .2s cubic-bezier(.16,1,.3,1), background-color .2s ease;
  }
  .chat-bubble:hover{ background: var(--accent-strong); transform: scale(1.06); }
  .chat-bubble svg{ width:24px; height:24px; }
  .chat-panel{
    position: absolute; right:0; bottom: calc(100% + 12px);
    width: min(340px, calc(100vw - 32px));
    background: var(--surface); border:1px solid var(--line); border-radius:16px;
    box-shadow: var(--shadow); overflow:hidden;
    display:flex; flex-direction:column;
  }
  .chat-panel[hidden]{ display:none; }
  .chat-panel__head{
    display:flex; align-items:center; gap:10px; padding:14px 16px;
    background: var(--accent); color: var(--accent-ink);
  }
  .chat-panel__head img{ height:20px; filter: brightness(0) invert(1); }
  .chat-panel__head small{ opacity:.85; font-size:.75rem; display:block; }
  .chat-panel__close{
    margin-left:auto; background:none; border:none; color:inherit; cursor:pointer;
    width:28px; height:28px; display:flex; align-items:center; justify-content:center; border-radius:6px;
  }
  .chat-panel__close:hover{ background: rgba(255,255,255,.15); }
  .chat-panel__body{ padding:16px; display:flex; flex-direction:column; gap:12px; }
  .chat-panel__body .msg{ max-width:88%; }
  .chat-chips{ display:flex; flex-wrap:wrap; gap:8px; }
  .chat-chip{
    font-size:.8125rem; font-weight:600; color:var(--accent);
    background: var(--accent-soft); border:none; border-radius:999px;
    padding:8px 14px; cursor:pointer; text-align:left;
    transition: background-color .15s ease;
  }
  .chat-chip:hover{ background: color-mix(in srgb, var(--accent) 22%, var(--accent-soft)); }

  /* ---------- booking modal ---------- */
  .booking-overlay{
    position:fixed; inset:0; z-index:60;
    background: rgba(10,13,22,.55);
    display:flex; align-items:center; justify-content:center;
    padding: max(16px, env(safe-area-inset-top,0px)) max(16px, env(safe-area-inset-right,0px)) max(16px, env(safe-area-inset-bottom,0px)) max(16px, env(safe-area-inset-left,0px));
  }
  .booking-overlay[hidden]{ display:none; }
  .booking-picker[hidden],
  .booking-details[hidden],
  .booking-confirm[hidden]{ display:none; }
  .booking-modal{
    position:relative; width:100%; max-width: 880px; max-height: calc(100vh - 32px);
    background: var(--surface); border-radius:20px; box-shadow: var(--shadow);
    display:grid; grid-template-columns: 240px 1fr;
    grid-template-areas: "info content";
    align-items:start; overflow:auto;
  }
  .booking-info{ grid-area: info; }
  .booking-picker, .booking-details, .booking-confirm{ grid-area: content; }
  .booking-close{
    position:absolute; top:14px; right:14px; z-index:1;
    background: var(--surface-sunken); border:none; border-radius:8px;
    width:32px; height:32px; display:flex; align-items:center; justify-content:center;
    color: var(--fg-muted); cursor:pointer;
  }
  .booking-close:hover{ color: var(--fg); }
  .booking-info{
    padding: 28px 24px; border-right:1px solid var(--line);
    display:flex; flex-direction:column; gap:10px;
  }
  .booking-logo{ height:20px; margin-bottom:6px; }
  .booking-info h3{ font-size:1.125rem; margin-top:4px; }
  .booking-meta{ list-style:none; margin:8px 0 0; padding:0; display:flex; flex-direction:column; gap:8px; font-size:.8125rem; color:var(--fg-muted); }

  .booking-picker{ padding:24px; display:grid; grid-template-columns: 1fr 200px; gap:24px; min-width:0; }
  .booking-calendar{ min-width:0; }
  .booking-cal-head{ display:flex; align-items:center; justify-content:space-between; margin-bottom:14px; }
  .booking-cal-month{ font-family: var(--font-display); font-weight:700; font-size:1rem; }
  .booking-cal-nav{ display:flex; gap:4px; }
  .booking-cal-nav button{
    width:28px; height:28px; border-radius:7px; border:1px solid var(--line);
    background:var(--surface); color:var(--fg); cursor:pointer;
    display:flex; align-items:center; justify-content:center;
  }
  .booking-cal-nav button:hover{ border-color:var(--accent); color:var(--accent); }
  .booking-cal-nav button:disabled{ opacity:.35; cursor:not-allowed; }
  .booking-cal-weekdays{
    display:grid; grid-template-columns: repeat(7,1fr); gap:4px;
    font-family: var(--font-mono); font-size:.6875rem; font-weight:600; color:var(--fg-muted);
    text-align:center; margin-bottom:6px;
  }
  .booking-cal-grid{ display:grid; grid-template-columns: repeat(7,1fr); gap:4px; }
  .booking-cal-day{
    aspect-ratio:1; border:none; background:none; border-radius:9px;
    font-family: var(--font-mono); font-size:.8125rem; font-weight:600; color:var(--fg);
    cursor:pointer; display:flex; align-items:center; justify-content:center;
    transition: background-color .15s ease, color .15s ease;
  }
  .booking-cal-day:hover:not(:disabled){ background: var(--surface-sunken); }
  .booking-cal-day:disabled{ color: var(--line); cursor:default; }
  .booking-cal-day.is-selected{ background: var(--accent); color: var(--accent-ink); }
  .booking-cal-day.is-empty{ visibility:hidden; }

  .booking-slots-col{ min-width:0; border-left:1px solid var(--line); padding-left:20px; display:flex; flex-direction:column; gap:12px; }
  .booking-slots-head{ display:flex; flex-direction:column; gap:10px; }
  .booking-slots-head > span{ font-family: var(--font-display); font-weight:700; font-size:.875rem; }
  .booking-time-toggle{ display:flex; border:1px solid var(--line); border-radius:8px; overflow:hidden; width:fit-content; }
  .booking-time-toggle button{
    border:none; background:var(--surface); color:var(--fg-muted);
    font-size:.75rem; font-weight:600; padding:5px 10px; cursor:pointer;
  }
  .booking-time-toggle button.is-active{ background: var(--accent-soft); color: var(--accent); }
  .booking-slots{ display:flex; flex-direction:column; gap:8px; max-height:260px; overflow-y:auto; padding-right:4px; }
  .booking-slot{
    font-family: var(--font-mono); font-size:.8125rem; font-weight:600; text-align:left;
    border:1px solid var(--line); background:var(--surface); color:var(--fg);
    border-radius:10px; padding:11px 14px; cursor:pointer;
    transition: border-color .15s ease, background-color .15s ease, color .15s ease;
  }
  .booking-slot:hover{ border-color: var(--accent); color: var(--accent); }

  .booking-details{
    padding:24px; display:flex; flex-direction:column; gap:16px;
  }
  .booking-details-summary{
    background: var(--surface-sunken); border-radius:10px; padding:12px 14px;
    font-size:.8125rem; color:var(--fg-muted);
  }
  .booking-details-summary b{ color:var(--fg); }
  .booking-field{ display:flex; flex-direction:column; gap:6px; font-size:.8125rem; font-weight:600; }
  .field-optional{ font-weight:400; color:var(--fg-muted); text-transform:none; letter-spacing:normal; }
  .booking-field input, .booking-field textarea{
    font-family: var(--font-body); font-size:.875rem; font-weight:400;
    border:1px solid var(--line); border-radius:8px; padding:10px 12px;
    background: var(--bg); color: var(--fg); resize:vertical;
  }
  .booking-field input:focus, .booking-field textarea:focus{ outline:2px solid var(--accent); outline-offset:1px; }
  .booking-details-actions{ display:flex; justify-content:flex-end; gap:10px; }

  .booking-confirm{ padding: 48px 32px; text-align:center; }
  .booking-confirm h3{ font-size:1.25rem; }
  @media (max-width:640px){
    .booking-modal{ grid-template-columns:1fr; grid-template-areas: "info" "content"; }
    .booking-info{ border-right:none; border-bottom:1px solid var(--line); }
    .booking-picker{ grid-template-columns:1fr; }
    .booking-slots-col{ border-left:none; padding-left:0; border-top:1px solid var(--line); padding-top:16px; }
  }

  /* ---------- trial signup modal ---------- */
  .trial-overlay{
    position:fixed; inset:0; z-index:60;
    background: rgba(10,13,22,.55);
    display:flex; align-items:center; justify-content:center;
    padding: max(16px, env(safe-area-inset-top,0px)) max(16px, env(safe-area-inset-right,0px)) max(16px, env(safe-area-inset-bottom,0px)) max(16px, env(safe-area-inset-left,0px));
  }
  .trial-overlay[hidden]{ display:none; }
  .trial-modal{
    position:relative; width:100%; max-width:460px;
    background: var(--surface); border-radius:20px; box-shadow: var(--shadow);
    padding:32px;
  }
  .trial-modal h3{ font-size:1.375rem; padding-right:24px; }
  .trial-modal .lede{ margin-top:10px; font-size:.9375rem; }
  .trial-modal .booking-field{ margin-top:20px; }
  .trial-modal-error{
    color:var(--danger); font-size:.8125rem; font-weight:600; margin-top:8px; min-height:0;
  }
  .trial-modal-error:empty{ display:none; }
  .trial-modal .booking-field input.is-invalid{ border-color:var(--danger); }
  .trial-modal button[type="submit"]{ margin-top:18px; }
  .trial-modal .booking-confirm{ padding:8px 0 0; }

  footer{ border-top:1px solid var(--line); padding-block: 56px max(40px, env(safe-area-inset-bottom,0px)); }
  .footer-top{ display:grid; grid-template-columns: minmax(200px,280px) repeat(4, 1fr); gap:24px; }
  .footer-brand{ display:flex; flex-direction:column; gap:14px; }
  .footer-brand img{ height:38px; width:auto; align-self:flex-start; }
  .footer-brand p{ color:var(--fg-muted); font-size:.875rem; line-height:1.6; }
  .footer-social{ display:flex; gap:10px; margin-top:4px; }
  .footer-social a{
    width:36px; height:36px; border-radius:50%; border:1px solid var(--line);
    display:flex; align-items:center; justify-content:center; color:var(--fg-muted);
    transition: color .15s ease, border-color .15s ease, transform .2s cubic-bezier(.16,1,.3,1);
  }
  .footer-social a:hover{ color:var(--accent); border-color:var(--accent); transform:translateY(-2px); }
  .footer-cols{ display:contents; }
  @media (max-width: 900px){
    .footer-top{ grid-template-columns: 1fr; }
    .footer-cols{ display:grid; grid-template-columns: repeat(2, 1fr); gap:32px; }
  }
  @media (max-width: 560px){
    .footer-cols{ grid-template-columns: 1fr; }
  }
  .footer-col h4{ font-size:.75rem; text-transform:uppercase; letter-spacing:.06em; color:var(--fg-muted); margin-bottom:14px; font-family:var(--font-mono); }
  .footer-col ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:10px; }
  .footer-col li{ font-size:.875rem; color:var(--fg); }
  .footer-legal-block li.footer-muted{ color:var(--fg-muted); font-style:italic; }
  .footer-col a{ text-decoration:none; font-size:.875rem; color:var(--fg); }
  .footer-col a:hover{ color:var(--accent); }
  .footer-legal{
    margin-top:40px; padding-top:24px; border-top:1px solid var(--line);
    display:flex; flex-wrap:wrap; justify-content:space-between; gap:12px;
    font-size:.8125rem; color:var(--fg-muted);
  }
  .footer-legal b{ color: var(--fg); }

  /* Progressive enhancement: content is visible by default for no-JS users/crawlers.
     JS adds .reveal-ready only after IntersectionObserver is available. */
  [data-reveal]{ opacity:1; transform:none; }
  @media (prefers-reduced-motion: no-preference){
    .reveal-ready[data-reveal]{
      opacity:0; transform: translateY(28px) scale(.97);
      transition: opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1);
      transition-delay: calc(var(--rd, 0) * 90ms);
    }
    .reveal-ready[data-reveal].is-visible{ opacity:1; transform:none; }
    html{ scroll-behavior:smooth; }
  }

  /* ---------- simple sub-page hero (Blog / Guide / Legal) ---------- */
  .page-hero{ padding-block: clamp(48px,7vw,80px) clamp(32px,5vw,56px); text-align:center; }
  .page-hero .eyebrow{ margin-bottom:16px; }
  .page-hero h1{ font-size: clamp(2rem,4vw,2.75rem); }
  .page-hero p{ color:var(--fg-muted); font-size:1.0625rem; max-width:56ch; margin:14px auto 0; }

  /* ---------- blog ---------- */
  .blog-grid{ display:grid; grid-template-columns: repeat(auto-fill, minmax(300px,1fr)); gap:24px; }
  .blog-card{
    background:var(--surface); border:1px solid var(--line); border-radius:16px;
    overflow:hidden; display:flex; flex-direction:column;
    transition: transform .2s cubic-bezier(.16,1,.3,1), box-shadow .2s ease;
  }
  .blog-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow); }
  .blog-card__cover{
    aspect-ratio:16/9; background:linear-gradient(135deg, var(--accent-soft), var(--surface-sunken));
    display:flex; align-items:center; justify-content:center;
  }
  .blog-card__cover svg{ width:40px; height:40px; color:var(--accent); opacity:.6; }
  .blog-card__body{ padding:20px; display:flex; flex-direction:column; gap:10px; flex:1; }
  .blog-card__tag{
    font-family:var(--font-mono); font-size:.6875rem; font-weight:700; letter-spacing:.05em; text-transform:uppercase;
    color:var(--accent); align-self:flex-start; background:var(--accent-soft); padding:4px 10px; border-radius:999px;
  }
  .blog-card h2{ font-size:1.0625rem; }
  .blog-card p{ color:var(--fg-muted); font-size:.875rem; flex:1; }
  .blog-card__meta{ font-size:.75rem; color:var(--fg-muted); font-family:var(--font-mono); }
  .blog-empty-note{
    margin-top:32px; padding:18px 20px; background:var(--surface-sunken); border-radius:12px;
    font-size:.875rem; color:var(--fg-muted); text-align:center;
  }

  /* ---------- guide ---------- */
  .guide-grid{ display:grid; grid-template-columns: 240px 1fr; gap:40px; align-items:start; }
  .guide-nav{ position:sticky; top:calc(env(safe-area-inset-top,0px) + 90px); display:flex; flex-direction:column; gap:4px; }
  .guide-nav a{
    text-decoration:none; color:var(--fg-muted); font-size:.875rem; padding:8px 12px; border-radius:8px;
    transition: background-color .15s ease, color .15s ease;
  }
  .guide-nav a:hover{ background:var(--surface-sunken); color:var(--fg); }
  .guide-content{ display:flex; flex-direction:column; gap:40px; }
  .guide-section h2{ font-size:1.375rem; margin-bottom:12px; scroll-margin-top: calc(env(safe-area-inset-top,0px) + 90px); }
  .guide-section p{ color:var(--fg-muted); margin-bottom:10px; }
  .guide-section ol, .guide-section ul{ color:var(--fg-muted); padding-left:20px; display:flex; flex-direction:column; gap:8px; }
  .guide-section code{
    font-family:var(--font-mono); font-size:.8125rem; background:var(--surface-sunken);
    padding:2px 6px; border-radius:4px; color:var(--fg);
  }
  @media (max-width:860px){ .guide-grid{ grid-template-columns:1fr; } .guide-nav{ position:static; flex-direction:row; flex-wrap:wrap; } }

  /* ---------- legal pages ---------- */
  .legal-content{ max-width:760px; margin:0 auto; display:flex; flex-direction:column; gap:28px; }
  .legal-content h2{ font-size:1.25rem; margin-bottom:10px; }
  .legal-content p, .legal-content li{ color:var(--fg-muted); line-height:1.7; }
  .legal-content ul{ padding-left:20px; display:flex; flex-direction:column; gap:8px; }
  .legal-updated{ font-size:.8125rem; color:var(--fg-muted); font-family:var(--font-mono); }
  .legal-draft-notice{
    background: color-mix(in srgb, var(--danger) 10%, var(--surface));
    border:1px solid color-mix(in srgb, var(--danger) 30%, var(--line));
    border-radius:12px; padding:16px 18px; font-size:.875rem; color:var(--fg);
  }
  .legal-draft-notice b{ color:var(--danger); }