/*
 * Tether — website styles.
 * The app's own palette (Theme.swift): warm paper, ink, and a single
 * gold-to-rose thread. Light by default, the app's night palette in dark mode.
 */

:root {
  --canvas: #FAF7F2;
  --canvas-2: #F4EEE5;
  --surface: #FFFFFF;
  --raised: #FFFFFF;
  --hairline: #EBE4DA;
  --hairline-2: #DED4C6;
  --ink: #1C1917;
  --ink-2: #57534E;
  --ink-3: #8C847A;
  --thread: #E3DACB;
  --accent: #C97F3D;
  --rose: #BF5F72;
  --wash: #F6EDE2;
  --glow-a: rgba(229, 164, 98, .30);
  --glow-r: rgba(217, 121, 141, .24);
  --shadow: 64, 42, 24;
  --device: #1C1917;
  --band: #1B1816;
  --band-2: #25211E;
  --band-ink: #F6F1E9;
  --band-ink-2: #B3ABA1;
  --band-line: rgba(246, 241, 233, .12);

  --serif: ui-serif, "New York", "Newsreader", Georgia, serif;
  --rounded: ui-rounded, "SF Pro Rounded", "Nunito", system-ui, -apple-system, sans-serif;
  --sans: -apple-system, BlinkMacSystemFont, "Inter", system-ui, sans-serif;
  --grad: linear-gradient(120deg, var(--accent), var(--rose));
  --max: 1160px;
  --spring: cubic-bezier(.34, 1.56, .64, 1);
  --out: cubic-bezier(.22, 1, .36, 1);
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #121110;
    --canvas-2: #171513;
    --surface: #1D1B19;
    --raised: #272320;
    --hairline: #302B27;
    --hairline-2: #3B352F;
    --ink: #F6F1E9;
    --ink-2: #B3ABA1;
    --ink-3: #847C73;
    --thread: #38322C;
    --accent: #E5A462;
    --rose: #D9798D;
    --wash: #2B2219;
    --glow-a: rgba(229, 164, 98, .15);
    --glow-r: rgba(217, 121, 141, .12);
    --shadow: 0, 0, 0;
    --device: #2A2622;
    --band: #0B0A09;
    --band-2: #161412;
  }
}

/* ───────────────────────── Base ───────────────────────── */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
/* Paper grain. */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 .42  0 0 0 0 .30  0 0 0 0 .18  0 0 0 .07 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  opacity: .9;
}
@media (prefers-color-scheme: dark) { body::before { opacity: .35; } }

img { max-width: 100%; display: block; }
a { color: inherit; }
::selection { background: color-mix(in srgb, var(--accent) 30%, transparent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 8px; }

.skip {
  position: absolute; left: 16px; top: -48px; z-index: 200;
  background: var(--ink); color: var(--canvas); padding: 10px 16px; border-radius: 999px;
  font: 600 14px var(--rounded); text-decoration: none; transition: top .2s;
}
.skip:focus { top: 12px; }

.t-wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.t-grad-text {
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  color: transparent; -webkit-text-fill-color: transparent;
}

/* ───────────────────────── Nav ───────────────────────── */

.t-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .35s var(--out), box-shadow .35s var(--out), backdrop-filter .35s;
}
.t-nav.is-scrolled {
  background: color-mix(in srgb, var(--canvas) 78%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(18px);
  backdrop-filter: saturate(1.4) blur(18px);
  box-shadow: 0 1px 0 var(--hairline);
}
.t-nav-inner {
  max-width: var(--max); margin: 0 auto; padding: 0 24px;
  height: 68px; display: flex; align-items: center; gap: 28px;
}
.t-brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.t-brand-mark { width: 44px; height: 22px; flex: none; }
.t-brand-name { font: 600 23px/1 var(--serif); letter-spacing: -.01em; }
.t-links { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.t-links a {
  font: 600 15px var(--rounded); color: var(--ink-2); text-decoration: none;
  position: relative; transition: color .2s;
}
.t-links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; border-radius: 2px;
  background: var(--grad); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--out);
}
.t-links a:hover { color: var(--ink); }
.t-links a:hover::after, .t-links a[aria-current="page"]::after { transform: scaleX(1); }
.t-links a[aria-current="page"] { color: var(--ink); }
.t-soon {
  display: inline-flex; align-items: center; gap: 8px; flex: none;
  padding: 9px 16px; border-radius: 999px;
  font: 700 13px var(--rounded); color: var(--ink);
  background: linear-gradient(var(--canvas), var(--canvas)) padding-box, var(--grad) border-box;
  border: 1.5px solid transparent;
}
.t-soon svg { width: 13px; height: 15px; }
.t-menu {
  display: none; margin-left: auto; width: 44px; height: 44px; border-radius: 14px;
  border: 1px solid var(--hairline); background: var(--surface); color: var(--ink); cursor: pointer;
}
.t-menu span, .t-menu span::before, .t-menu span::after {
  display: block; width: 18px; height: 2px; border-radius: 2px; background: currentColor; margin: 0 auto;
  position: relative; transition: transform .3s var(--out), opacity .2s;
}
.t-menu span::before, .t-menu span::after { content: ""; position: absolute; left: 0; }
.t-menu span::before { top: -6px; }
.t-menu span::after { top: 6px; }
.t-menu[aria-expanded="true"] span { background: transparent; }
.t-menu[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); background: var(--ink); }
.t-menu[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); background: var(--ink); }

/* ───────────────────────── Intro (the app's splash) ───────────────────────── */

.t-splash { display: none; }
.t-intro .t-splash {
  display: grid; place-items: center; position: fixed; inset: 0; z-index: 300;
  background: var(--canvas); cursor: pointer;
  transition: opacity .6s var(--out), visibility .6s;
}
.t-splash-inner { display: grid; justify-items: center; gap: 18px; transform: translateY(-3vh); }
.t-splash .tm-host { width: min(76vw, 470px); }
.t-splash-word { text-align: center; opacity: 0; transform: translateY(10px); transition: opacity .55s var(--out) .15s, transform .55s var(--out) .15s; }
.t-splash-word b { display: block; font: 600 46px/1.1 var(--serif); letter-spacing: -.01em; }
.t-splash-word span { font: 600 16px var(--rounded); color: var(--ink-2); }
.t-splash .tm-meeting ~ .t-splash-word, .t-splash.is-met .t-splash-word { opacity: 1; transform: none; }
.t-intro.t-ready .t-splash { opacity: 0; visibility: hidden; }

/* Hero content waits for the intro, then arrives. */
.t-intro .t-hero .rv { opacity: 0; transform: translateY(22px); }
.t-intro.t-ready .t-hero .rv { opacity: 1; transform: none; }

/* ───────────────────────── Hero ───────────────────────── */

.t-hero { position: relative; padding: 132px 0 64px; overflow: clip; }
.t-hero::before, .t-hero::after {
  content: ""; position: absolute; border-radius: 50%; filter: blur(70px); z-index: -1; pointer-events: none;
}
.t-hero::before { width: 620px; height: 620px; right: -120px; top: 40px; background: var(--glow-a); animation: drift 18s ease-in-out infinite alternate; }
.t-hero::after { width: 520px; height: 520px; right: 160px; top: 260px; background: var(--glow-r); animation: drift 22s ease-in-out infinite alternate-reverse; }
@keyframes drift { from { transform: translate(0, 0) scale(1); } to { transform: translate(-60px, 40px) scale(1.12); } }

.t-hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 48px; align-items: center; }
.t-kicker { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 26px; font: 700 13px var(--rounded); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); }
.t-kicker a { text-decoration: none; color: var(--ink-2); transition: color .2s; }
.t-kicker a:hover { color: var(--ink); }
.t-kicker i { width: 4px; height: 4px; border-radius: 50%; background: var(--thread); }
.t-display {
  font-family: var(--serif); font-weight: 600; font-size: clamp(46px, 6.6vw, 86px);
  line-height: 1.0; letter-spacing: -.022em; margin: 0 0 26px; text-wrap: balance;
}
.t-display em { font-style: italic; font-weight: 500; padding-right: .06em; }
.t-lede { font-size: 19.5px; line-height: 1.6; color: var(--ink-2); max-width: 34em; margin: 0 0 34px; text-wrap: pretty; }
.t-cta-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

.t-store {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 11px 22px 11px 18px; border-radius: 16px;
  background: var(--ink); color: var(--canvas); text-decoration: none;
  box-shadow: 0 14px 30px -12px rgba(var(--shadow), .45);
  position: relative; overflow: hidden; isolation: isolate;
}
.t-store svg { width: 24px; height: 28px; flex: none; }
.t-store small { display: block; font: 600 11.5px/1.2 var(--rounded); opacity: .75; letter-spacing: .02em; }
.t-store b { display: block; font: 700 20px/1.15 var(--rounded); letter-spacing: -.01em; }
.t-store::after { /* a slow sheen, so "soon" feels alive */
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(105deg, transparent 35%, rgba(255, 255, 255, .16) 50%, transparent 65%);
  transform: translateX(-120%); animation: sheen 5.5s ease-in-out 2.4s infinite;
}
@keyframes sheen { 0%, 70% { transform: translateX(-120%); } 100% { transform: translateX(120%); } }

.t-btn {
  display: inline-flex; align-items: center; gap: 10px; padding: 15px 22px; border-radius: 16px;
  font: 700 16px var(--rounded); text-decoration: none; color: var(--ink);
  border: 1px solid var(--hairline-2); background: color-mix(in srgb, var(--surface) 70%, transparent);
  transition: transform .25s var(--spring), border-color .2s, background .2s;
}
.t-btn:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 45%, var(--hairline-2)); }
.t-btn svg { width: 16px; height: 16px; transition: transform .3s var(--spring); }
.t-btn:hover svg { transform: translateY(2px); }
.t-btn-solid {
  background: var(--grad); color: #fff; border: 0;
  box-shadow: 0 14px 30px -12px color-mix(in srgb, var(--rose) 70%, transparent);
}
.t-btn-solid:hover svg { transform: translateX(3px); }

.t-meta { display: flex; flex-wrap: wrap; gap: 10px 22px; margin: 34px 0 0; padding: 0; list-style: none; font: 600 15px var(--rounded); color: var(--ink-2); }
.t-meta li { display: inline-flex; align-items: center; gap: 8px; }
.t-meta svg { width: 18px; height: 18px; color: var(--accent); }

/* Hero art: the phone, its glow, a thread and the chips. */
.t-art { position: relative; min-height: 660px; display: grid; place-items: center; }
.t-art-thread { position: absolute; left: -6%; top: -30px; width: 116%; height: 108%; pointer-events: none; overflow: visible; z-index: -1; }
.js .t-art-thread path { stroke-dasharray: 1; stroke-dashoffset: 1; }
.js.t-ready .t-art-thread path { animation: draw 2.2s var(--out) .35s forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }

.t-phone {
  position: relative; width: 300px; padding: 10px; border-radius: 54px;
  background: var(--device);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, .06) inset,
    0 50px 80px -30px rgba(var(--shadow), .45),
    0 30px 60px -40px rgba(var(--shadow), .5);
}
.t-phone img, .t-phone picture { border-radius: 44px; width: 100%; height: auto; }
.t-phone::before { /* side buttons */
  content: ""; position: absolute; left: -3px; top: 120px; width: 3px; height: 64px; border-radius: 3px 0 0 3px;
  background: var(--device); box-shadow: 0 84px 0 var(--device);
}
.t-art .t-phone { animation: float 7s ease-in-out infinite; }
@keyframes float { 0%, 100% { transform: translateY(0) rotate(-1.2deg); } 50% { transform: translateY(-12px) rotate(-.4deg); } }

.t-chip {
  position: absolute; z-index: 2; display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-radius: 18px;
  background: color-mix(in srgb, var(--raised) 88%, transparent);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border: 1px solid var(--hairline);
  box-shadow: 0 18px 40px -18px rgba(var(--shadow), .35);
  font: 600 14.5px/1.25 var(--rounded); color: var(--ink); white-space: nowrap;
  transition: opacity .7s var(--out), transform .8s var(--spring);
}
.js:not(.t-ready) .t-chip { opacity: 0; transform: translateY(14px) scale(.94); }
.t-chip .emoji { font-size: 22px; line-height: 1; }
.t-chip small { display: block; font-weight: 600; font-size: 12px; color: var(--ink-3); }
.t-chip b.n { font: 700 24px/1 var(--rounded); }
.chip-react { top: 15%; right: -2%; transition-delay: .55s; }
.chip-days { top: 47%; left: -6%; transition-delay: .75s; }
.chip-ping { bottom: 14%; right: 2%; transition-delay: .95s; }
.t-ready .chip-react { animation: bob 6s ease-in-out 1.6s infinite; }
.t-ready .chip-days { animation: bob 7s ease-in-out 2s infinite reverse; }
.t-ready .chip-ping { animation: bob 6.5s ease-in-out 2.4s infinite; }
@keyframes bob { 0%, 100% { translate: 0 0; } 50% { translate: 0 -8px; } }
.ping-dot { position: relative; width: 26px; height: 26px; border-radius: 50%; background: var(--grad); display: grid; place-items: center; }
.ping-dot svg { width: 14px; height: 14px; color: #fff; }
.ping-dot::before, .ping-dot::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%; border: 1.5px solid var(--rose);
  animation: ripple 2.4s var(--out) infinite;
}
.ping-dot::after { animation-delay: 1.2s; }
@keyframes ripple { from { transform: scale(1); opacity: .8; } to { transform: scale(2.6); opacity: 0; } }

/* ───────────────────────── Sections ───────────────────────── */

.t-section { position: relative; padding: 120px 0; }
.t-eyebrow { display: inline-flex; align-items: center; gap: 10px; margin: 0 0 18px; font: 800 13px var(--rounded); letter-spacing: .16em; text-transform: uppercase; }
.t-eyebrow::before { content: ""; width: 26px; height: 2px; border-radius: 2px; background: var(--grad); }
.t-h2 { font: 600 clamp(36px, 4.6vw, 58px)/1.05 var(--serif); letter-spacing: -.02em; margin: 0 0 18px; text-wrap: balance; }
.t-h2 em { font-style: italic; font-weight: 500; }
.t-sub { font-size: 18.5px; color: var(--ink-2); max-width: 36em; margin: 0; text-wrap: pretty; }
.t-head { margin-bottom: 64px; }
.t-head.center { text-align: center; }
.t-head.center .t-sub { margin: 0 auto; }

/* Reveal on scroll. */
.rv { transition: opacity .9s var(--out), transform .9s var(--out); transition-delay: var(--d, 0s); }
/* Hidden only once the script is known to be running, so the page never depends on it. */
.js .rv:not(.in) { opacity: 0; transform: translateY(22px); }

/* ───────────────────────── How it works: the thread ───────────────────────── */

.t-how { display: grid; grid-template-columns: .82fr 1.18fr; gap: 72px; align-items: start; }
.t-how-intro { position: sticky; top: 130px; }
.t-how-intro .t-sub { margin-bottom: 28px; }
.t-steps { position: relative; padding-left: 62px; display: grid; gap: 26px; }
.t-steps::before { content: ""; position: absolute; left: 21px; top: 22px; bottom: 22px; width: 2px; border-radius: 2px; background: var(--thread); }
.t-thread-fill {
  position: absolute; left: 21px; top: 22px; bottom: 22px; width: 2px; border-radius: 2px;
  background: linear-gradient(var(--accent), var(--rose)); transform-origin: top; transform: scaleY(var(--p, 0));
  box-shadow: 0 0 12px color-mix(in srgb, var(--rose) 60%, transparent);
}
.t-step { position: relative; }
.t-node {
  position: absolute; left: -49px; top: 30px; width: 15px; height: 15px; border-radius: 50%;
  background: var(--canvas); border: 2px solid var(--thread);
  transition: border-color .5s, background .5s, box-shadow .5s, transform .5s var(--spring);
}
.t-step.is-on .t-node { border-color: transparent; background: var(--grad); transform: scale(1.25); box-shadow: 0 0 0 5px color-mix(in srgb, var(--accent) 18%, transparent), 0 0 18px color-mix(in srgb, var(--rose) 55%, transparent); }
.t-card {
  background: var(--surface); border: 1px solid var(--hairline); border-radius: 24px;
  padding: 26px 28px; box-shadow: 0 1px 0 rgba(var(--shadow), .03), 0 18px 40px -30px rgba(var(--shadow), .35);
  display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: center;
}
.t-step-no { font: 800 12.5px var(--rounded); letter-spacing: .14em; color: var(--accent); margin-bottom: 8px; }
.t-card h3 { font: 600 27px/1.15 var(--serif); letter-spacing: -.01em; margin: 0 0 8px; }
.t-card p { margin: 0; color: var(--ink-2); font-size: 16.5px; }
.t-mini { justify-self: end; }

/* Mini UI pieces, drawn in the app's language. */
.mini-pill {
  display: inline-flex; align-items: center; gap: 10px; padding: 9px 14px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--hairline-2); font: 700 14px var(--rounded); white-space: nowrap;
}
.mini-pill .you { color: var(--accent); }
.mini-pill .them { color: var(--rose); min-width: 3.2em; display: inline-block; }
.mini-pill svg.th { width: 54px; height: 12px; }
.mini-pill .chev { width: 10px; height: 10px; color: var(--ink-3); }
.mini-bubble { max-width: 220px; }
.mini-bubble .msg { background: #0A84FF; color: #fff; padding: 9px 13px; border-radius: 18px 18px 4px 18px; font: 500 14px var(--sans); margin-left: auto; width: fit-content; }
.mini-bubble .link { margin-top: 6px; display: flex; gap: 10px; align-items: center; padding: 8px 10px; border-radius: 14px; background: var(--canvas-2); border: 1px solid var(--hairline); }
.mini-bubble .link img { width: 34px; height: 34px; border-radius: 9px; }
.mini-bubble .link b { display: block; font: 700 13px/1.2 var(--rounded); }
.mini-bubble .link span { font: 500 12px var(--rounded); color: var(--ink-3); }
.mini-memory { width: 220px; padding: 12px 14px; border-radius: 16px; background: var(--canvas); border: 1px solid var(--hairline); }
.mini-memory .when { font: 700 11px var(--rounded); letter-spacing: .08em; color: var(--accent); }
.mini-memory b { display: block; font: 700 14.5px/1.3 var(--rounded); margin: 3px 0 2px; }
.mini-memory span { display: block; font-size: 12.5px; line-height: 1.4; color: var(--ink-2); }
.mini-note { width: 240px; display: flex; gap: 10px; padding: 11px 12px; border-radius: 20px; background: color-mix(in srgb, var(--raised) 80%, var(--canvas-2)); border: 1px solid var(--hairline); position: relative; }
.mini-note img { width: 34px; height: 34px; border-radius: 9px; flex: none; }
.mini-note b { display: block; font: 700 13px/1.25 var(--rounded); }
.mini-note span { display: block; font-size: 12.5px; line-height: 1.35; color: var(--ink-2); }
.mini-note .react { position: absolute; right: -10px; top: -14px; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: var(--surface); border: 1px solid var(--hairline); box-shadow: 0 8px 18px -8px rgba(var(--shadow), .4); font-size: 18px; transition: transform .6s var(--spring) .5s; }
.js .t-step:not(.is-on) .mini-note .react { transform: scale(0); }

/* ───────────────────────── Features (bento) ───────────────────────── */

.t-bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.t-feature {
  grid-column: span 2; position: relative; overflow: hidden;
  background: var(--surface); border: 1px solid var(--hairline); border-radius: 26px;
  padding: 26px 26px 28px; display: flex; flex-direction: column; min-height: 300px;
  transition: transform .45s var(--spring), box-shadow .45s var(--out), border-color .3s;
}
.t-feature:hover { transform: translateY(-4px); border-color: var(--hairline-2); box-shadow: 0 30px 60px -36px rgba(var(--shadow), .45); }
.t-feature.wide { grid-column: span 3; }
.t-feature.tall { min-height: 330px; }
.t-swipe-hint { display: none; align-items: center; justify-content: center; gap: 8px; margin: 6px 0 0; font: 700 13px var(--rounded); color: var(--ink-3); }
.t-swipe-hint svg { width: 16px; height: 16px; animation: swipe 2.4s ease-in-out infinite; }
@keyframes swipe { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(6px); } }
.t-feature h3 { font: 600 25px/1.15 var(--serif); letter-spacing: -.01em; margin: 0 0 8px; }
.t-feature p { margin: 0; font-size: 15.5px; color: var(--ink-2); line-height: 1.55; }
.t-demo { flex: 1; display: grid; place-items: center; min-height: 150px; margin-bottom: 18px; position: relative; }

/* Paths: the pill cycles through people. */
.demo-paths .mini-pill { font-size: 17px; padding: 12px 18px; gap: 12px; box-shadow: 0 18px 36px -20px rgba(var(--shadow), .4); }
.demo-paths .names { position: relative; display: inline-block; height: 1.3em; width: 3.4em; overflow: hidden; vertical-align: bottom; }
.demo-paths .names span { position: absolute; left: 0; top: 0; color: var(--rose); transform: translateY(110%); opacity: 0; transition: transform .6s var(--spring), opacity .4s; }
.demo-paths .names span.on { transform: none; opacity: 1; }
.demo-paths .names span.off { transform: translateY(-110%); opacity: 0; }
.demo-paths .dots { position: absolute; bottom: 26px; display: flex; gap: 6px; }
.demo-paths .dots i { width: 6px; height: 6px; border-radius: 3px; background: var(--thread); transition: width .45s var(--spring), background .3s; }
.demo-paths .dots i.on { width: 18px; background: var(--grad); }

/* Milestones: the number counts up. */
.demo-days { text-align: center; }
.demo-days .num { font: 700 76px/1 var(--rounded); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.demo-days .unit { font: 700 22px var(--rounded); color: var(--ink-2); margin-left: 6px; }
.demo-days .cap { font: 600 14.5px var(--rounded); color: var(--ink-2); margin-top: 8px; }

/* Reactions: a row of tapbacks, one gets chosen. */
.demo-react { display: grid; gap: 16px; justify-items: center; }
.demo-react .row { display: flex; gap: 6px; }
.demo-react .row span {
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-size: 19px;
  background: var(--canvas); border: 1px solid var(--hairline-2);
  transition: transform .5s var(--spring), background .3s, border-color .3s, box-shadow .3s;
}
.demo-react .row span.pick { transform: scale(1.18) translateY(-4px); background: var(--wash); border-color: color-mix(in srgb, var(--accent) 50%, var(--hairline)); box-shadow: 0 10px 22px -10px rgba(var(--shadow), .5); }
.demo-react .who { font: 600 14.5px var(--rounded); color: var(--ink-2); min-height: 1.4em; }

/* Ping: the button with its rings. */
.demo-ping .btn {
  position: relative; display: inline-flex; align-items: center; gap: 10px; padding: 15px 28px; border-radius: 999px;
  background: var(--grad); color: #fff; font: 700 19px var(--rounded);
  box-shadow: 0 18px 38px -16px color-mix(in srgb, var(--rose) 75%, transparent);
}
.demo-ping .btn svg { width: 22px; height: 22px; }
.demo-ping .btn::before, .demo-ping .btn::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; border: 2px solid var(--rose);
  animation: ripple-pill 2.6s var(--out) infinite;
}
.demo-ping .btn::after { animation-delay: 1.3s; }
@keyframes ripple-pill { from { transform: scale(1); opacity: .7; } to { transform: scale(1.55, 2.1); opacity: 0; } }
.demo-ping .sent { position: absolute; bottom: 4px; font: 600 14px var(--rounded); color: var(--ink-2); }

/* Offline: a little status line that flips. */
.demo-offline .status { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-radius: 18px; background: var(--canvas); border: 1px solid var(--hairline); min-width: 250px; }
.demo-offline .ico { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: var(--wash); color: var(--accent); flex: none; }
.demo-offline .ico svg { width: 20px; height: 20px; }
.demo-offline b { display: block; font: 700 14.5px/1.25 var(--rounded); }
.demo-offline span { font-size: 13px; color: var(--ink-2); }
.demo-offline .swap { display: grid; }
.demo-offline .swap > * { grid-area: 1 / 1; transition: opacity .5s, transform .6s var(--spring); }
.demo-offline .swap > .b { opacity: 0; transform: translateY(8px); }
.demo-offline.flip .swap > .a { opacity: 0; transform: translateY(-8px); }
.demo-offline.flip .swap > .b { opacity: 1; transform: none; }

/* Private: a lock in the thread. */
.demo-private { position: relative; width: 100%; height: 150px; }
.demo-private svg.arc { position: absolute; inset: 0; width: 100%; height: 100%; }
.demo-private .lock { position: absolute; left: 50%; top: 50%; translate: -50% -50%; width: 66px; height: 66px; border-radius: 22px; display: grid; place-items: center; background: var(--grad); color: #fff; box-shadow: 0 18px 40px -16px color-mix(in srgb, var(--rose) 70%, transparent); }
.demo-private .lock svg { width: 30px; height: 30px; }
.demo-private .tag { position: absolute; font: 700 12.5px var(--rounded); color: var(--ink-2); padding: 6px 10px; border-radius: 999px; background: var(--canvas); border: 1px solid var(--hairline); }
.demo-private .tag.l { left: 4%; top: 18%; }
.demo-private .tag.r { right: 4%; bottom: 16%; }

/* Export: two files. */
.demo-export { display: flex; gap: 14px; }
.demo-export .file { width: 92px; height: 112px; border-radius: 14px; background: var(--canvas); border: 1px solid var(--hairline-2); position: relative; padding: 14px 12px; box-shadow: 0 14px 30px -18px rgba(var(--shadow), .4); transition: transform .5s var(--spring); }
.demo-export .file::before { content: ""; position: absolute; right: -1px; top: -1px; width: 22px; height: 22px; background: linear-gradient(225deg, var(--surface) 50%, var(--hairline-2) 50%); border-bottom-left-radius: 6px; }
.demo-export .file i { display: block; height: 5px; border-radius: 3px; background: var(--thread); margin-bottom: 7px; }
.demo-export .file i:nth-child(2) { width: 70%; }
.demo-export .file i:nth-child(3) { width: 85%; }
.demo-export .file b { position: absolute; left: 12px; bottom: 12px; font: 800 12px var(--rounded); color: var(--accent); }
.demo-export .file:first-child { transform: rotate(-6deg); }
.demo-export .file:last-child { transform: rotate(5deg) translateY(10px); }
.t-feature:hover .demo-export .file:first-child { transform: rotate(-10deg) translateX(-6px); }
.t-feature:hover .demo-export .file:last-child { transform: rotate(9deg) translate(6px, 6px); }

/* Light and dark: the same card twice. */
.demo-modes { display: grid; grid-template-columns: 1fr 1fr; width: 100%; max-width: 360px; border-radius: 20px; overflow: hidden; border: 1px solid var(--hairline); }
.demo-modes > div { padding: 18px 16px; }
.demo-modes .l { background: #FAF7F2; color: #1C1917; }
.demo-modes .d { background: #121110; color: #F6F1E9; }
.demo-modes .card { border-radius: 14px; padding: 10px 12px; }
.demo-modes .l .card { background: #fff; border: 1px solid #EBE4DA; }
.demo-modes .d .card { background: #1D1B19; border: 1px solid #302B27; }
.demo-modes .when { font: 700 10px var(--rounded); letter-spacing: .08em; }
.demo-modes .l .when { color: #C97F3D; }
.demo-modes .d .when { color: #E5A462; }
.demo-modes b { display: block; font: 700 13px/1.3 var(--rounded); margin-top: 3px; }

/* ───────────────────────── Screens ───────────────────────── */

.t-screens-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.t-scroll-btns { display: flex; gap: 10px; }
.t-scroll-btns button {
  width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--hairline-2); background: var(--surface); color: var(--ink);
  cursor: pointer; display: grid; place-items: center; transition: transform .3s var(--spring), border-color .2s;
}
.t-scroll-btns button:hover { transform: scale(1.06); border-color: var(--accent); }
.t-scroll-btns svg { width: 18px; height: 18px; }
.t-reel {
  display: flex; gap: 28px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none;
  padding: 30px max(24px, calc((100vw - var(--max)) / 2 + 24px)) 40px;
  margin-top: 26px;
}
.t-reel::-webkit-scrollbar { display: none; }
.t-shot { flex: none; scroll-snap-align: center; margin: 0; width: 262px; }
.t-shot .t-phone { width: 262px; padding: 9px; border-radius: 47px; }
.t-shot .t-phone img, .t-shot .t-phone picture { border-radius: 38px; }
.t-shot .t-phone::before { display: none; }
.t-shot figcaption { margin-top: 18px; text-align: center; font: 700 16px var(--rounded); }
.t-shot figcaption span { display: block; font-weight: 600; font-size: 14px; color: var(--ink-3); }
.t-shot { transition: transform .5s var(--out); }
.t-shot:hover { transform: translateY(-6px); }

.t-ipad { margin: 70px auto 0; max-width: 860px; display: grid; justify-items: center; gap: 4px; }
.t-ipad-frame { width: 100%; padding: 16px; border-radius: 38px; background: var(--device); max-height: 640px; overflow: hidden; -webkit-mask-image: linear-gradient(#000 62%, transparent 98%); mask-image: linear-gradient(#000 62%, transparent 98%); }
.t-ipad-frame img, .t-ipad-frame picture { border-radius: 24px; width: 100%; }
.t-ipad p { font: 700 16px var(--rounded); margin: 0; text-align: center; }
.t-ipad p span { display: block; font-weight: 600; font-size: 14px; color: var(--ink-3); }

/* ───────────────────────── Privacy band ───────────────────────── */

.t-band {
  background: radial-gradient(70% 90% at 15% 0%, rgba(229, 164, 98, .16), transparent 60%), radial-gradient(60% 80% at 100% 100%, rgba(217, 121, 141, .14), transparent 60%), var(--band);
  color: var(--band-ink); border-radius: 36px; padding: 72px 64px; position: relative; overflow: hidden;
}
@media (prefers-color-scheme: dark) { .t-band { border: 1px solid var(--hairline); } }
.t-band .t-eyebrow { color: var(--band-ink-2); }
.t-band .t-h2 { color: var(--band-ink); max-width: 15em; }
.t-band .t-sub { color: var(--band-ink-2); }
.t-promise { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 46px; }
.t-promise div { padding: 24px; border-radius: 22px; background: rgba(255, 255, 255, .04); border: 1px solid var(--band-line); }
.t-promise svg { width: 26px; height: 26px; color: #E5A462; margin-bottom: 14px; }
.t-promise b { display: block; font: 700 18px/1.3 var(--rounded); margin-bottom: 6px; }
.t-promise span { font-size: 15px; color: var(--band-ink-2); line-height: 1.55; }
.t-band-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 34px; font: 700 16px var(--rounded); color: var(--band-ink); text-decoration: none; border-bottom: 1.5px solid rgba(229, 164, 98, .55); padding-bottom: 3px; transition: gap .3s var(--spring), border-color .2s; }
.t-band-link:hover { gap: 12px; border-color: #E5A462; }
.t-band-link svg { width: 15px; height: 15px; }
.t-band .tm-host { position: absolute; right: -40px; top: -10px; width: 380px; opacity: .55; pointer-events: none; }

/* ───────────────────────── FAQ ───────────────────────── */

.t-faq { display: grid; gap: 12px; max-width: 820px; margin: 0 auto; }
.t-faq details { background: var(--surface); border: 1px solid var(--hairline); border-radius: 20px; overflow: hidden; transition: border-color .3s, box-shadow .3s; }
.t-faq details[open] { border-color: var(--hairline-2); box-shadow: 0 20px 40px -32px rgba(var(--shadow), .45); }
.t-faq summary { list-style: none; cursor: pointer; padding: 22px 64px 22px 24px; position: relative; font: 700 17.5px/1.35 var(--rounded); }
.t-faq summary::-webkit-details-marker { display: none; }
.t-faq summary::after {
  content: ""; position: absolute; right: 22px; top: 50%; width: 28px; height: 28px; margin-top: -14px; border-radius: 50%;
  background: var(--wash) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23C97F3D' stroke-width='2.4' stroke-linecap='round'><path d='M12 6v12M6 12h12'/></svg>") center / 14px no-repeat;
  transition: transform .45s var(--spring);
}
.t-faq details[open] summary::after { transform: rotate(135deg); }
.t-faq .a { padding: 0 24px 22px; color: var(--ink-2); font-size: 16.5px; }
.t-faq .a p { margin: 0 0 10px; }
.t-faq .a p:last-child { margin: 0; }
.t-faq .a a { color: var(--ink); text-decoration-color: color-mix(in srgb, var(--accent) 60%, transparent); text-underline-offset: 3px; }
.t-faq-group { max-width: 820px; margin: 0 auto 40px; }
.t-faq-label { font: 800 12.5px var(--rounded); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); margin: 0 0 14px 6px; }
.t-faq-more { text-align: center; margin-top: 36px; }

/* ───────────────────────── Final call ───────────────────────── */

.t-final { text-align: center; }
.t-final .tm-host { width: min(78vw, 360px); margin: 0 auto 6px; }
.t-final .t-h2 { margin-bottom: 14px; }
.t-final .t-sub { margin: 0 auto 32px; }

/* ───────────────────────── Footer ───────────────────────── */

.t-foot { border-top: 1px solid var(--hairline); padding: 56px 0 46px; margin-top: 40px; }
.t-foot-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 32px; }
.t-foot p { margin: 12px 0 0; color: var(--ink-2); font-size: 15px; max-width: 22em; }
.t-foot h4 { font: 800 12.5px var(--rounded); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); margin: 6px 0 14px; }
.t-foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.t-foot a { color: var(--ink-2); text-decoration: none; font: 600 15px var(--rounded); transition: color .2s; }
.t-foot a:hover { color: var(--ink); }
.t-foot-base { margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--hairline); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font: 600 13.5px var(--rounded); color: var(--ink-3); }
.t-foot-base a { font-size: 13.5px; color: var(--ink-3); }

/* ───────────────────────── Documents (privacy, support) ───────────────────────── */

.t-doc-hero { padding: 150px 0 40px; text-align: center; position: relative; }
.t-doc-hero .tm-host { width: 220px; margin: 0 auto 4px; }
.t-doc-hero .t-h2 { font-size: clamp(42px, 6vw, 72px); }
.t-doc-hero .t-sub { margin: 0 auto; }
.t-updated { display: inline-block; margin-top: 22px; font: 700 13px var(--rounded); color: var(--ink-3); padding: 7px 14px; border-radius: 999px; border: 1px solid var(--hairline); background: var(--surface); }
.t-doc { max-width: 760px; margin: 0 auto; padding: 30px 24px 40px; }
.t-doc .lead { font: 500 20px/1.6 var(--serif); color: var(--ink); padding: 26px 28px; border-radius: 22px; background: var(--wash); border: 1px solid var(--hairline); margin: 0 0 18px; }
.t-doc h2 { font: 600 30px/1.2 var(--serif); letter-spacing: -.01em; margin: 56px 0 14px; display: flex; align-items: baseline; gap: 14px; }
.t-doc h2 span { font: 800 13px var(--rounded); color: var(--accent); letter-spacing: .1em; }
.t-doc p, .t-doc li { color: var(--ink-2); font-size: 17px; }
.t-doc strong { color: var(--ink); font-weight: 650; }
.t-doc ul { padding-left: 22px; }
.t-doc li { margin-bottom: 10px; }
.t-doc li::marker { color: var(--accent); }
.t-doc a { color: var(--ink); text-decoration-color: color-mix(in srgb, var(--accent) 60%, transparent); text-underline-offset: 3px; }
.t-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 26px 0 8px; }
.t-summary div { padding: 18px; border-radius: 18px; background: var(--surface); border: 1px solid var(--hairline); }
.t-summary b { display: block; font: 800 22px var(--rounded); }
.t-summary span { font-size: 14px; color: var(--ink-2); line-height: 1.45; display: block; margin-top: 4px; }
.t-toc { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0 0; padding: 0; list-style: none; }
.t-toc a { display: inline-block; font: 700 13.5px var(--rounded); text-decoration: none; padding: 7px 12px; border-radius: 999px; border: 1px solid var(--hairline); background: var(--surface); color: var(--ink-2); transition: color .2s, border-color .2s; }
.t-toc a:hover { color: var(--ink); border-color: var(--accent); }

.t-contact {
  max-width: 820px; margin: 10px auto 64px; padding: 34px; border-radius: 28px; display: grid; grid-template-columns: 1fr auto; gap: 26px; align-items: center;
  background: radial-gradient(80% 140% at 0% 0%, var(--glow-a), transparent 60%), radial-gradient(70% 140% at 100% 100%, var(--glow-r), transparent 60%), var(--surface);
  border: 1px solid var(--hairline);
}
.t-contact h2 { font: 600 30px/1.15 var(--serif); margin: 0 0 8px; }
.t-contact p { margin: 0; color: var(--ink-2); }

/* ───────────────────────── Responsive ───────────────────────── */

@media (max-width: 1020px) {
  .t-hero-grid { grid-template-columns: 1fr; gap: 20px; }
  .t-art { min-height: 600px; }
  .t-how { grid-template-columns: 1fr; gap: 40px; }
  .t-how-intro { position: static; }
  .t-feature, .t-feature.wide { grid-column: span 3; }
  .t-promise { grid-template-columns: 1fr; }
  .t-foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .t-links {
    position: absolute; top: 68px; left: 12px; right: 12px; flex-direction: column; align-items: stretch; gap: 0;
    background: color-mix(in srgb, var(--surface) 96%, transparent); -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
    border: 1px solid var(--hairline); border-radius: 22px; padding: 8px; box-shadow: 0 30px 60px -30px rgba(var(--shadow), .5);
    opacity: 0; transform: translateY(-8px) scale(.98); pointer-events: none; transition: opacity .25s, transform .35s var(--spring);
  }
  .t-links.open { opacity: 1; transform: none; pointer-events: auto; }
  .t-links a { padding: 13px 14px; border-radius: 14px; font-size: 16px; }
  .t-links a::after { display: none; }
  .t-links a:hover { background: var(--canvas); }
  .t-menu { display: block; }
  .t-soon { display: none; }
  .t-nav-inner { gap: 12px; height: 62px; padding: 0 16px; }
  .t-wrap { padding: 0 16px; }
  .t-hero { padding: 100px 0 24px; }
  .t-kicker { margin-bottom: 18px; font-size: 11.5px; }
  .t-display { margin-bottom: 18px; }
  .t-lede { font-size: 17px; margin-bottom: 26px; }
  .t-cta-row { gap: 10px; flex-wrap: nowrap; }
  .t-store { padding: 9px 16px 9px 13px; border-radius: 14px; gap: 10px; }
  .t-store svg { width: 20px; height: 24px; }
  .t-store small { font-size: 10px; }
  .t-store b { font-size: 17px; }
  .t-btn { padding: 13px 16px; font-size: 15px; border-radius: 14px; }
  .t-meta { margin-top: 24px; gap: 8px 16px; font-size: 14px; }
  .t-art { min-height: 520px; }
  .t-phone { width: 250px; border-radius: 46px; padding: 9px; }
  .t-phone img, .t-phone picture { border-radius: 37px; }
  .chip-react { right: 0; top: 8%; }
  .chip-days { left: 0; top: 44%; }
  .chip-ping { right: 0; bottom: 8%; }
  .t-chip { padding: 10px 13px; font-size: 13.5px; }
  .t-section { padding: 72px 0; }
  .t-head { margin-bottom: 36px; }
  .t-scroll-btns { display: none; }
  .t-steps { padding-left: 42px; }
  .t-steps::before, .t-thread-fill { left: 11px; }
  .t-node { left: -38px; }
  .t-card { grid-template-columns: 1fr; padding: 22px; }
  .t-mini { justify-self: start; }
  /* Features become a row you swipe through. */
  .t-bento {
    display: flex; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none;
    margin: 0 -16px; padding: 4px 16px 18px; scroll-padding: 0 16px;
  }
  .t-bento::-webkit-scrollbar { display: none; }
  .t-feature, .t-feature.wide { flex: 0 0 82%; scroll-snap-align: start; min-height: 0; padding: 22px 22px 24px; }
  .t-feature:hover { transform: none; }
  .t-demo { min-height: 136px; margin-bottom: 14px; }
  .t-feature h3 { font-size: 22px; }
  .t-swipe-hint { display: flex; }
  .js .t-bento .rv:not(.in) { opacity: 1; transform: none; }
  .t-band { padding: 46px 22px; border-radius: 28px; }
  .t-promise { gap: 10px; margin-top: 30px; }
  .t-promise div { padding: 18px; display: grid; grid-template-columns: 26px 1fr; column-gap: 14px; }
  .t-promise svg { margin: 2px 0 0; grid-row: span 2; }
  .t-promise b { font-size: 16.5px; margin-bottom: 4px; }
  .t-promise span { font-size: 14px; }
  .t-band .tm-host { width: 260px; right: -70px; opacity: .35; }
  .t-summary { grid-template-columns: 1fr; }
  .t-contact { grid-template-columns: 1fr; padding: 26px; }
  .t-foot-grid { grid-template-columns: 1fr 1fr; }
  .t-doc-hero { padding: 118px 0 26px; }
  .t-doc { padding: 20px 16px 30px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .rv, .t-chip { opacity: 1 !important; transform: none !important; }
  .t-art-thread path { stroke-dashoffset: 0; }
}

/* The mark itself. */
.tm-host { display: block; }
.tm-svg { display: block; width: 100%; height: auto; overflow: visible; }