/* Meetingly: warm paper, one serif, one sans, one accent. */
:root {
  --paper: #f6f2ea; --paper-2: #efe9dd; --sand: #e7dfd1; --ink: #1c1a17; --ink-2: #6f6b64;
  --line: rgba(28, 26, 23, 0.1); --clay: #b8693e; --max: 1120px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans: "Geist", "Inter", "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.6 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; border-radius: 4px; }

.top { position: fixed; inset: 0 0 auto 0; z-index: 10; transition: background 0.4s var(--ease), box-shadow 0.4s var(--ease); }
.top.scrolled { background: rgba(246,242,234,0.78); backdrop-filter: blur(14px); box-shadow: 0 1px 0 var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--serif); font-weight: 600; font-size: 22px; letter-spacing: -0.01em; }
.brand .mark { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 8px; background: var(--ink); color: var(--paper); }
.brand .mark svg { width: 20px; height: 20px; fill: currentColor; }
.ic { width: 13px; height: 13px; vertical-align: -2px; margin-right: 5px; }
.nav { display: flex; gap: 28px; font-size: 14.5px; color: var(--ink-2); }
.nav a { position: relative; padding: 4px 0; transition: color 0.3s var(--ease); }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px; background: var(--ink); transform: scaleX(0); transform-origin: left; transition: transform 0.35s var(--ease); }
.nav a:hover::after { transform: scaleX(1); }
.nav a:hover { color: var(--ink); }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 20px; border-radius: 999px; font-weight: 500; font-size: 15px; border: 1px solid var(--line); background: rgba(255,255,255,0.55); backdrop-filter: blur(8px); transition: transform 0.35s var(--ease), background 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease); will-change: transform; }
.btn:hover { transform: translateY(-2px); background: #fff; box-shadow: 0 10px 28px -8px rgba(28,26,23,0.18); border-color: rgba(28,26,23,0.18); }
.btn:active { transform: translateY(0) scale(0.985); transition-duration: 0.12s; }
.btn.ink { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn.ink:hover { background: #2a2723; box-shadow: 0 14px 32px -10px rgba(28,26,23,0.45); }
.btn.sm { padding: 9px 16px; font-size: 13.5px; }
.btn svg { width: 16px; height: 16px; }

.hero { position: relative; min-height: 100vh; padding: 160px 0 0; background: var(--paper) url("/img/hero.jpg") center top / cover no-repeat; overflow: hidden; }
.hero::after { content: ""; position: absolute; inset: auto 0 0 0; height: 260px; background: linear-gradient(to bottom, rgba(246,242,234,0) 0%, var(--paper) 100%); pointer-events: none; }
.hero .copy { text-align: center; max-width: 820px; margin: 0 auto; }
.hero h1 { font-family: var(--serif); font-weight: 400; font-size: clamp(44px, 7vw, 88px); line-height: 1.0; letter-spacing: -0.025em; margin: 0 0 24px; font-variation-settings: "opsz" 144, "SOFT" 60; }
.hero h1 .w { display: inline-block; overflow: hidden; vertical-align: bottom; padding-bottom: 0.08em; }
.hero h1 .w span { display: inline-block; animation: rise 1.1s var(--ease) both; }
.hero h1 .w:nth-child(2) span { animation-delay: 0.06s; } .hero h1 .w:nth-child(3) span { animation-delay: 0.12s; } .hero h1 .w:nth-child(4) span { animation-delay: 0.18s; } .hero h1 .w:nth-child(5) span { animation-delay: 0.24s; } .hero h1 .w:nth-child(6) span { animation-delay: 0.30s; }
.hero p { font-size: 19px; color: var(--ink-2); max-width: 560px; margin: 0 auto 32px; animation: fade 0.8s 0.4s both; }
.hero .cta { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; animation: fade 0.8s 0.55s both; }
.hero .fine { margin-top: 14px; font-size: 13px; color: var(--ink-2); animation: fade 0.8s 0.7s both; }
.hero .fine a { text-decoration: underline; text-underline-offset: 3px; }
@keyframes rise { from { transform: translateY(110%); } to { transform: none; } }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.desk { position: relative; z-index: 1; margin: 72px auto -2px; max-width: 1080px; border-radius: 18px 18px 0 0; overflow: hidden; aspect-ratio: 16 / 9.4; background: url("/img/wallpaper.jpg") center / cover; box-shadow: 0 -2px 0 rgba(255,255,255,0.6) inset, 0 40px 80px -30px rgba(28,26,23,0.45); animation: fade 1s 0.75s both; }
.desk .menubar { height: 28px; display: flex; align-items: center; justify-content: space-between; padding: 0 14px; font-size: 12px; color: rgba(28,26,23,0.75); background: rgba(246,242,234,0.5); backdrop-filter: blur(14px); }
.toolbar { position: absolute; top: 44px; left: 50%; transform: translateX(-50%); display: flex; align-items: center; gap: 2px; padding: 6px 8px; border-radius: 14px; background: rgba(20,19,17,0.9); color: rgba(255,255,255,0.85); font-size: 13px; box-shadow: 0 10px 30px rgba(28,26,23,0.25); backdrop-filter: blur(10px); white-space: nowrap; }
.toolbar span { padding: 6px 10px; border-radius: 8px; }
.toolbar span.rec { color: #f7a08f; font-variant-numeric: tabular-nums; }
.toolbar span.rec i { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: #f87171; margin-right: 6px; animation: blink 1.4s infinite; }
.toolbar span.on { color: #fcd34d; }
.toolbar span.sep { width: 1px; padding: 0; height: 18px; background: rgba(255,255,255,0.15); }
@keyframes blink { 50% { opacity: 0.35; } }
.chatwin { position: absolute; top: 104px; left: 50%; transform: translateX(-50%); width: min(620px, 86%); border-radius: 14px; background: rgba(20,19,17,0.92); color: rgba(255,255,255,0.9); box-shadow: 0 30px 60px -20px rgba(28,26,23,0.5); backdrop-filter: blur(12px); font-size: 13.5px; overflow: hidden; }
.chatwin .hd { display: flex; align-items: center; justify-content: space-between; padding: 10px 14px; border-bottom: 1px solid rgba(255,255,255,0.1); font-weight: 500; }
.chatwin .hd b { font-weight: 500; color: #fcd34d; font-size: 12px; }
.chatwin .body { padding: 14px 14px 10px; min-height: 150px; }
.heard { margin-left: 24px; padding: 8px 12px; border-radius: 10px; border: 1px solid rgba(196,181,253,0.25); background: rgba(139,92,246,0.12); color: #e9e2ff; font-size: 12.5px; font-style: italic; }
.heard b { font-style: normal; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: #c4b5fd; margin-right: 6px; }
.answer { margin-top: 10px; padding: 10px 12px; border-radius: 10px; background: rgba(255,255,255,0.06); line-height: 1.55; min-height: 64px; }
.answer small { display: block; color: rgba(196,181,253,0.8); font-size: 11px; margin-bottom: 4px; }
.answer .cur { display: inline-block; width: 7px; height: 13px; border-radius: 2px; background: rgba(255,255,255,0.75); vertical-align: -1px; margin-left: 2px; animation: blink 0.9s steps(2, start) infinite; }
.dots { display: inline-flex; gap: 4px; padding: 4px 0; }
.dots i { width: 5px; height: 5px; border-radius: 50%; background: rgba(255,255,255,0.55); animation: dot 1.2s var(--ease) infinite; }
.dots i:nth-child(2) { animation-delay: 0.15s; } .dots i:nth-child(3) { animation-delay: 0.3s; }
@keyframes dot { 0%, 60%, 100% { transform: translateY(0); opacity: 0.45; } 30% { transform: translateY(-4px); opacity: 1; } }
/* Scroll reveal: site.js hides targets with .rv, then animates each one in as it enters the viewport. */
.rv { opacity: 0; }
.pane, .plat > div, .share { transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease), border-color 0.5s var(--ease); }
.pane:hover, .plat > div:hover, .share:hover { transform: translateY(-3px); box-shadow: 0 24px 48px -24px rgba(28,26,23,0.35); border-color: rgba(28,26,23,0.18); }
.chatwin .in { display: flex; gap: 8px; padding: 10px 14px; border-top: 1px solid rgba(255,255,255,0.1); color: rgba(255,255,255,0.4); font-size: 13px; }
.chatwin .in div { flex: 1; padding: 7px 10px; border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; }
.dock { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; padding: 8px 10px; border-radius: 16px; background: rgba(246,242,234,0.55); backdrop-filter: blur(16px); border: 1px solid rgba(255,255,255,0.6); }
.dock i { width: 34px; height: 34px; border-radius: 9px; background: linear-gradient(145deg, #fff, #d8d0c2); box-shadow: 0 2px 6px rgba(28,26,23,0.12); }
.dock i.m { background: #1c1a17 url("/img/icon-64.png") center / 22px no-repeat; }

section { padding: 120px 0; }
section + section { border-top: 1px solid var(--line); }
h2 { font-family: var(--serif); font-weight: 400; font-size: clamp(32px, 4vw, 48px); line-height: 1.08; letter-spacing: -0.02em; margin: 0 0 14px; }
.sub { color: var(--ink-2); font-size: 18px; max-width: 560px; margin: 0 0 48px; }

.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.pane { border-radius: 22px; padding: 36px; min-height: 420px; position: relative; overflow: hidden; }
.pane.listen { background: var(--ink); color: var(--paper); }
.pane.assist { background: #fff; border: 1px solid var(--line); }
.pane h3 { font-family: var(--serif); font-weight: 400; font-size: 28px; line-height: 1.15; margin: 0 0 10px; letter-spacing: -0.01em; }
.pane p { margin: 0 0 28px; color: inherit; opacity: 0.72; max-width: 380px; }
.wave { display: flex; align-items: center; gap: 4px; height: 56px; }
.wave i { width: 4px; border-radius: 2px; background: var(--paper); opacity: 0.85; animation: bar 1.1s ease-in-out infinite; height: 10px; }
.wave i:nth-child(odd) { animation-duration: 0.9s; } .wave i:nth-child(3n) { animation-duration: 1.4s; } .wave i:nth-child(5n) { animation-duration: 0.7s; }
@keyframes bar { 0%,100% { height: 8px; } 50% { height: 44px; } }
.pane .time { font-family: var(--serif); font-size: 44px; margin: 10px 0 2px; font-variant-numeric: tabular-nums; }
.pane .rec { font-size: 13px; opacity: 0.7; }
.mini { margin-top: 22px; border-radius: 12px; background: var(--ink); color: rgba(255,255,255,0.9); padding: 12px 14px; font-size: 13px; line-height: 1.5; }
.mini .heard { margin: 0 0 8px; }
.keys { display: inline-flex; gap: 4px; vertical-align: middle; }
.keys kbd { font: 12px var(--sans); padding: 2px 7px; border-radius: 6px; border: 1px solid var(--line); background: var(--paper-2); color: var(--ink); }

.proof { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.proof .list { display: grid; gap: 22px; }
.proof .list div { padding-left: 18px; border-left: 2px solid var(--sand); }
.proof .list b { display: block; font-weight: 500; margin-bottom: 4px; }
.proof .list p { margin: 0; color: var(--ink-2); font-size: 15px; }
.share { border-radius: 20px; background: #fff; border: 1px solid var(--line); padding: 18px; }
.share .tabs { display: flex; gap: 6px; margin-bottom: 14px; font-size: 13px; }
.share .tabs span { padding: 5px 10px; border-radius: 999px; background: var(--paper-2); color: var(--ink-2); cursor: pointer; transition: background 0.4s var(--ease), color 0.4s var(--ease); }
.share .tabs span.active { background: var(--ink); color: var(--paper); }
.share .screen { position: relative; aspect-ratio: 16/10; border-radius: 12px; background: url("/img/wallpaper.jpg") center / cover; overflow: hidden; }
.share .screen .ghost { position: absolute; top: 14%; left: 50%; transform: translateX(-50%); width: 70%; border-radius: 10px; background: rgba(20,19,17,0.9); color: rgba(255,255,255,0.85); padding: 10px 12px; font-size: 12px; transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
.share .screen .ghost.hidden { opacity: 0; transform: translateX(-50%) translateY(6px) scale(0.98); }
.share .cap { margin-top: 10px; font-size: 13px; color: var(--ink-2); }

.nums { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.num { padding: 28px 0 0; border-top: 1px solid var(--ink); }
.num b { display: block; font-family: var(--serif); font-weight: 400; font-size: 56px; line-height: 1; letter-spacing: -0.03em; margin-bottom: 10px; }
.num span { display: block; font-weight: 500; margin-bottom: 4px; }
.num p { margin: 0; color: var(--ink-2); font-size: 15px; }

.plat { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.plat > div { padding: 26px; border-radius: 18px; background: #fff; border: 1px solid var(--line); }
.plat h3 { margin: 0 0 6px; font-size: 18px; font-weight: 500; }
.plat p { margin: 0; color: var(--ink-2); font-size: 15px; }
.plat .soon { display: inline-block; margin-top: 14px; font-size: 12.5px; color: var(--ink-2); padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line); }

.faq { max-width: 760px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 22px 0; font-size: 18px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary { transition: color 0.3s var(--ease); }
.faq summary:hover { color: var(--ink-2); }
.faq summary::after { content: ""; width: 10px; height: 10px; border-right: 1.5px solid var(--ink-2); border-bottom: 1.5px solid var(--ink-2); transform: rotate(45deg); transition: transform 0.45s var(--ease); flex: none; }
.faq details[open] summary::after { transform: rotate(-135deg); }
.faq details p { margin: 0 0 22px; color: var(--ink-2); max-width: 640px; }

.close { position: relative; padding: 160px 0; text-align: center; background: var(--paper) url("/img/hero.jpg") center 70% / cover; }
.close::before { content: ""; position: absolute; inset: 0; background: linear-gradient(to bottom, var(--paper) 0%, rgba(246,242,234,0.2) 45%, rgba(246,242,234,0.85) 100%); }
.close .wrap { position: relative; }
.close h2 { font-size: clamp(36px, 5vw, 64px); margin-bottom: 10px; }
.close p { color: var(--ink-2); font-size: 18px; margin: 0 0 30px; }

footer { border-top: 1px solid var(--line); padding: 56px 0 40px; font-size: 14px; color: var(--ink-2); }
footer .cols { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 28px; margin-bottom: 40px; }
footer h4 { margin: 0 0 12px; font-size: 13px; font-weight: 500; color: var(--ink); }
footer a { display: block; margin-bottom: 8px; }
footer a:hover { color: var(--ink); }
footer .bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 13px; }
footer .bottom a { display: inline; margin: 0; }

.legal { max-width: 720px; padding: 140px 24px 80px; margin: 0 auto; }
.legal h1 { font-family: var(--serif); font-weight: 400; font-size: 44px; letter-spacing: -0.02em; margin: 0 0 6px; }
.legal .updated { color: var(--ink-2); font-size: 14px; margin-bottom: 40px; }
.legal h2 { font-family: var(--sans); font-size: 19px; font-weight: 500; margin: 36px 0 10px; }
.legal p, .legal li { color: #3b3833; }
.legal a { text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 860px) {
  .nav { display: none; }
  .duo, .proof, .nums, .plat { grid-template-columns: 1fr; }
  footer .cols { grid-template-columns: 1fr 1fr; }
  section { padding: 80px 0; }
  .hero { padding-top: 130px; min-height: auto; }
  .desk { aspect-ratio: 16 / 17; border-radius: 14px 14px 0 0; margin-top: 44px; }
  .chatwin { width: 92%; top: 92px; font-size: 12px; }
  .chatwin .body { min-height: 120px; }
  .dock { display: none; }
  .toolbar { font-size: 12px; }
  .toolbar span.hide-m { display: none; }
}

/* Even line breaks: no single-word orphans under headings. */
h1, h2, h3 { text-wrap: balance; }
p, summary { text-wrap: pretty; }