/* ==========================================================================
   Allostate landing — tokens mirror frontend/src/index.css + tailwind.config
   ========================================================================== */

:root {
  --font: Inter, ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --bg: #ffffff;
  --fg: #111111;
  --surface: #ffffff;
  --tint: #f7f8f7;
  --border: rgba(0, 0, 0, 0.1);
  --border-strong: rgba(0, 0, 0, 0.2);
  --muted: rgba(0, 0, 0, 0.55);
  --faint: rgba(0, 0, 0, 0.4);
  --hover: rgba(0, 0, 0, 0.05);
  --invert-bg: #111111;
  --invert-fg: #ffffff;
  --user-bubble: #101615;
  --user-bubble-fg: #eef2f0;
  --user-bubble-border: #1f2725;

  --sage: #7b8984;
  --sage-50: #f4f5f5;
  --sage-100: #e5e8e7;
  --sage-700: #3d4440;
  --ecru: #c2b280;
  --ecru-600: #9a8b5c;
  --ecru-700: #7d7048;

  --chart-grid: #e5e8e7;
  --chart-tick: #4a534e;
  --chart-reference: #9da8a3;
  --chart-axis: #d7ddda;
  --chart-score: #111111;
  --chart-ctl: #5e6963;
  --chart-atl: #101414;
  --chart-tsb: #a89a5c;
  --chart-planned-fill: rgba(123, 137, 132, 0.26);
  --chart-actual-fill: rgba(194, 178, 128, 0.42);

  --frame: #e9ecea;
  --device: #1b1f1e;

  --wrap: 1160px;
  --gutter: clamp(16px, 4vw, 32px);
  color-scheme: light;
}

.dark {
  --bg: #0f1313;
  --fg: #ecf0ee;
  --surface: #151b1a;
  --tint: #121817;
  --border: rgba(236, 240, 238, 0.14);
  --border-strong: rgba(236, 240, 238, 0.24);
  --muted: rgba(236, 240, 238, 0.66);
  --faint: rgba(236, 240, 238, 0.5);
  --hover: rgba(236, 240, 238, 0.08);
  --invert-bg: #e6ece9;
  --invert-fg: #0f1313;
  --sage-50: #18201e;
  --sage-100: #222b29;
  --sage-700: #a7beb5;
  --ecru-700: #dccf9f;
  --chart-grid: rgba(236, 240, 238, 0.12);
  --chart-tick: rgba(236, 240, 238, 0.76);
  --chart-reference: rgba(236, 240, 238, 0.48);
  --chart-axis: rgba(236, 240, 238, 0.2);
  --chart-score: #ecf0ee;
  --chart-ctl: #a7beb5;
  --chart-atl: #e6ece9;
  --chart-tsb: #dccf9f;
  --chart-planned-fill: rgba(123, 137, 132, 0.34);
  --chart-actual-fill: rgba(194, 178, 128, 0.5);
  --frame: #1c2423;
  --device: #050707;
  color-scheme: dark;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 72px; -webkit-font-smoothing: antialiased; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.55;
  color: var(--fg);
  background: var(--bg);
  transition: background-color 0.2s, color 0.2s;
}
body.no-scroll { overflow: hidden; }

img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 500; letter-spacing: -0.02em; line-height: 1.1; }
p { margin: 0; }
[hidden] { display: none !important; }

.skip-link { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--invert-bg); color: var(--invert-fg); padding: 8px 12px; }
.skip-link:focus { left: 8px; }

:focus-visible { outline: 2px solid var(--sage); outline-offset: 2px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding-inline: var(--gutter); }
.wrap-wide { max-width: 1240px; margin: 0 auto; padding-inline: var(--gutter); }
.h-muted { color: var(--faint); }
.mono { font-family: ui-monospace, 'SF Mono', Menlo, monospace; font-size: 13px; color: var(--muted); }

/* ---------- buttons (app: .btn / Button.tsx) ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 8px 16px; border: 1px solid var(--fg);
  font-size: 14px; letter-spacing: 0.025em; text-decoration: none; white-space: nowrap;
  transition: background-color 0.15s, border-color 0.15s, color 0.15s;
  cursor: pointer; font-family: inherit;
}
.btn-lg { padding: 12px 22px; font-size: 15px; }
.btn-primary { background: var(--invert-bg); color: var(--invert-fg); border-color: var(--invert-bg); }
.btn-primary:hover { background: var(--sage); border-color: var(--sage); color: #fff; }
.btn-secondary { background: var(--surface); color: var(--fg); border-color: var(--sage); }
.btn-secondary:hover { background: rgba(123, 137, 132, 0.25); }
.i-play { width: 14px; height: 14px; fill: currentColor; }

/* ---------- nav (app: NavBar.tsx) ---------- */
.nav {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--border);
  padding-top: env(safe-area-inset-top, 0px);
}
.nav-inner { height: 56px; padding-inline: var(--gutter); display: flex; align-items: center; justify-content: space-between; max-width: 1320px; margin: 0 auto; }
.nav-left { display: flex; align-items: center; gap: 32px; }
.nav-logo { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; }
.nav-logo img { width: 36px; height: 36px; border-radius: 10px; object-fit: cover; }
.dark .nav-logo img, .dark .cta-logo { filter: invert(1) hue-rotate(180deg); }
.wordmark { font-weight: 700; letter-spacing: 0.2em; font-size: 14px; }
.nav-links { display: flex; gap: 24px; }
.nav-links a, .nav-signin { font-size: 14px; letter-spacing: 0.025em; color: var(--faint); text-decoration: none; transition: color 0.15s; }
.nav-links a:hover, .nav-signin:hover { color: var(--fg); }
.nav-right { display: flex; align-items: center; gap: 18px; }
.theme-toggle { background: none; border: 0; padding: 6px; color: var(--faint); cursor: pointer; display: inline-flex; }
.theme-toggle:hover { color: var(--fg); }
.theme-toggle svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; }
.i-moon { display: none; }
.dark .i-moon { display: block; }
.dark .i-sun { display: none; }
.nav-burger { display: none; background: none; border: 0; padding: 8px; margin-right: -8px; cursor: pointer; width: 36px; height: 32px; position: relative; }
.nav-burger span { position: absolute; left: 8px; right: 8px; height: 2px; background: var(--fg); transition: transform 0.2s, opacity 0.2s; }
.nav-burger span:nth-child(1) { top: 9px; }
.nav-burger span:nth-child(2) { top: 15px; }
.nav-burger span:nth-child(3) { top: 21px; }
.nav-burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.mobile-menu { border-top: 1px solid var(--border); padding: 8px 0; background: var(--bg); }
.mobile-menu a { display: block; padding: 12px var(--gutter); font-size: 14px; letter-spacing: 0.025em; color: var(--muted); text-decoration: none; border-left: 2px solid transparent; }
.mobile-menu a:hover { background: var(--hover); color: var(--fg); border-left-color: var(--fg); }

@media (max-width: 860px) {
  .nav-links, .nav-signin { display: none; }
  .nav-burger { display: block; }
  .nav-right .btn { display: none; }
}

/* ---------- hero ---------- */
.hero { padding-top: clamp(48px, 9vw, 104px); padding-bottom: clamp(48px, 7vw, 88px); }
.hero-copy { text-align: center; max-width: 1120px; }
.nowrap { white-space: nowrap; }
.eyebrow, .kicker {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.14em; color: var(--faint); font-weight: 500;
}
.eyebrow { display: inline-flex; gap: 8px; align-items: center; border: 1px solid var(--border); padding: 6px 12px; margin-bottom: 28px; }
.eyebrow .sep { color: var(--sage); }
.hero h1 { font-size: clamp(36px, 6vw, 64px); letter-spacing: -0.035em; line-height: 1.02; }
.br-md { display: none; }
@media (min-width: 720px) { .br-md { display: inline; } }
.lede { margin: 24px auto 0; max-width: 640px; font-size: clamp(16px, 2vw, 19px); color: var(--muted); }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 32px; }
.platform-chips { list-style: none; padding: 0; margin: 28px 0 0; display: flex; gap: 8px 20px; justify-content: center; flex-wrap: wrap; }
.platform-chips li { display: inline-flex; align-items: center; gap: 7px; font-size: 13px; color: var(--muted); }
.platform-chips svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.5; }

/* video thumbnail */
.video-card {
  display: block; position: relative; margin-top: clamp(40px, 6vw, 64px);
  border: 1px solid var(--border); background: var(--tint); overflow: hidden;
  text-decoration: none; aspect-ratio: 16 / 9; max-width: 100%;
}
.video-stage {
  position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 85% 10%, rgba(194, 178, 128, 0.22), transparent 55%),
    radial-gradient(90% 80% at 10% 100%, rgba(123, 137, 132, 0.22), transparent 60%),
    var(--tint);
}
.video-desktop {
  position: absolute; left: 5%; top: 8%; width: 72%;
  border: 1px solid var(--border-strong); background: var(--bg);
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.35);
}
.video-phone { position: absolute; right: 6%; top: 14%; width: 21%; }
.video-overlay {
  position: absolute; inset: 0; display: flex; align-items: flex-end;
  padding: clamp(14px, 3vw, 32px);
  background: linear-gradient(to top, rgba(10, 14, 13, 0.6), rgba(10, 14, 13, 0) 32%);
  transition: background 0.2s;
}
.video-card:hover .video-overlay { background: linear-gradient(to top, rgba(10, 14, 13, 0.72), rgba(10, 14, 13, 0.08) 55%); }
.video-overlay .play-btn { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); box-shadow: 0 20px 40px -16px rgba(0, 0, 0, 0.6); }
.video-card:hover .video-overlay .play-btn { transform: translate(-50%, -50%) scale(1.06); }
.play-btn {
  flex: none; display: inline-grid; place-items: center;
  width: clamp(48px, 7vw, 76px); aspect-ratio: 1; background: #111; color: #fff;
  transition: background 0.15s, transform 0.15s;
}
.play-btn svg { width: 40%; fill: currentColor; margin-left: 6%; }
.video-card:hover .play-btn { background: var(--sage); transform: scale(1.04); }
.video-meta { display: flex; flex-direction: column; gap: 2px; color: #fff; min-width: 0; }
.video-kicker { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.75; }
.video-title { font-size: clamp(14px, 2vw, 20px); font-weight: 500; letter-spacing: -0.01em; }
.video-badge {
  position: absolute; top: clamp(10px, 2vw, 18px); right: clamp(10px, 2vw, 18px);
  background: rgba(17, 17, 17, 0.82); color: #fff; font-size: 11px; letter-spacing: 0.06em; padding: 5px 9px;
}
@media (max-width: 640px) {
  .video-card { aspect-ratio: 4 / 3; }
  .video-desktop { width: 86%; left: 4%; top: 6%; }
  .video-phone { width: 30%; right: 4%; top: 22%; }
  .video-meta { display: none; }
  .eyebrow { font-size: 10px; letter-spacing: 0.1em; flex-wrap: wrap; justify-content: center; gap: 2px 6px; }
}

/* browser chrome */
.browser-bar { display: flex; align-items: center; gap: 6px; padding: 8px 12px; border-bottom: 1px solid var(--border); background: var(--surface); }
.browser-bar i { width: 9px; height: 9px; border-radius: 50%; background: var(--border-strong); }
.browser-bar span { margin-left: 10px; font-size: 11px; color: var(--faint); background: var(--hover); padding: 2px 10px; }
@media (max-width: 640px) { .browser-bar { padding: 5px 8px; gap: 4px; } .browser-bar i { width: 6px; height: 6px; } .browser-bar span { font-size: 9px; } }

/* ---------- strip ---------- */
.strip { border-block: 1px solid var(--border); }
.strip-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.strip-inner > div { padding: 24px 20px; border-left: 1px solid var(--border); display: flex; flex-direction: column; gap: 2px; }
.strip-inner > div:first-child { border-left: 0; padding-left: 0; }
.strip-k { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--faint); }
.strip-v { font-size: 16px; font-weight: 500; }
.strip-s { font-size: 12px; color: var(--faint); }
@media (max-width: 860px) {
  .strip-inner { grid-template-columns: 1fr 1fr; }
  .strip-inner > div { padding: 18px 16px; }
  .strip-inner > div:nth-child(odd) { border-left: 0; padding-left: 0; }
  .strip-inner > div:nth-child(n + 3) { border-top: 1px solid var(--border); }
}

/* ---------- sections ---------- */
.section { padding-block: clamp(72px, 10vw, 128px); }
.section-tint { --section-bg: var(--tint); background: var(--tint); border-block: 1px solid var(--border); }
.section-head { max-width: 720px; margin-bottom: clamp(40px, 6vw, 64px); }
.section-head h2 { font-size: clamp(30px, 4.6vw, 48px); margin-top: 16px; }
.section-lede { margin-top: 20px; font-size: 17px; color: var(--muted); max-width: 620px; }

/* ---------- loop ---------- */
.loop-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.loop-card { display: flex; flex-direction: column; min-height: 260px; padding: 22px 24px 26px; border: 1px solid var(--border); background: var(--surface); }
.loop-top { display: flex; justify-content: space-between; align-items: center; height: 18px; margin-bottom: 52px; }
.loop-number { font-size: 11px; font-weight: 700; color: var(--sage); }
.loop-arrow { color: var(--sage); font-size: 15px; }
.loop-card h3 { font-size: 21px; letter-spacing: -0.03em; margin-bottom: 10px; }
.loop-card p { font-size: 13px; line-height: 1.7; color: var(--muted); }
.loop-card-accent { background: color-mix(in srgb, var(--ecru) 10%, var(--surface)); border-color: rgba(194, 178, 128, 0.45); }
.loop-card-accent .loop-number, .loop-card-accent .loop-return { color: var(--ecru-600); }
.loop-return { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; align-self: center; }
.loop-footnote { display: flex; align-items: center; gap: 10px; margin-top: 44px; font-size: 13px; color: var(--sage); }
.loop-spark { width: 16px; height: 16px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
@media (max-width: 1000px) { .loop-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) {
  .loop-grid { grid-template-columns: minmax(0, 1fr); }
  .loop-card { min-height: 0; }
  .loop-top { margin-bottom: 30px; }
}

/* ---------- intelligence stack ---------- */
.stack { display: flex; flex-direction: column; }
.stack-layer {
  display: grid; grid-template-columns: 300px 1fr; gap: 24px 40px; align-items: start;
  border: 1px solid var(--border); background: var(--bg); padding: clamp(20px, 3vw, 32px);
}
.stack-tag { font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); }
.stack-label h3 { font-size: 20px; margin: 8px 0 4px; white-space: nowrap; }
.stack-items { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.stack-items-5 { grid-template-columns: repeat(5, 1fr); }
.stack-items li { background: var(--bg); padding: 14px; display: flex; flex-direction: column; gap: 4px; }
.stack-items b { font-weight: 500; font-size: 14px; }
.stack-items span { font-size: 12.5px; color: var(--muted); line-height: 1.45; }
.stack-items li.soon b::after { content: 'planned'; margin-left: 6px; font-size: 9px; letter-spacing: 0.1em; text-transform: uppercase; padding: 1px 5px; border: 1px solid var(--border-strong); color: var(--faint); vertical-align: 2px; font-weight: 400; }
.stack-devices { grid-column: 2; font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--faint); }
.stack-core { background: var(--invert-bg); color: var(--invert-fg); border-color: var(--invert-bg); }
.stack-core .stack-tag, .stack-core .mono { color: color-mix(in srgb, var(--invert-fg) 60%, transparent); }
.stack-core .stack-items { background: color-mix(in srgb, var(--invert-fg) 16%, transparent); border-color: color-mix(in srgb, var(--invert-fg) 16%, transparent); }
.stack-core .stack-items li { background: var(--invert-bg); }
.stack-core .stack-items span { color: color-mix(in srgb, var(--invert-fg) 65%, transparent); }
.stack-core .stack-label h3::before { content: ''; display: inline-block; width: 8px; height: 8px; background: var(--ecru); margin-right: 10px; vertical-align: 4px; }
.stack-flow { display: flex; justify-content: center; gap: 48px; padding: 10px 0; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--sage); position: relative; }
.stack-flow::before { content: ''; position: absolute; left: 50%; top: 0; bottom: 0; border-left: 1px dashed var(--sage); }
.stack-flow span { background: var(--section-bg, var(--bg)); padding: 0 8px; position: relative; }
.stack-flow span:empty { display: none; }
@media (max-width: 1000px) {
  .stack-layer { grid-template-columns: 1fr; }
  .stack-devices { grid-column: 1; }
  .stack-items, .stack-items-5 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) { .stack-items, .stack-items-5 { grid-template-columns: 1fr; } }

.principles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); margin-top: clamp(48px, 6vw, 72px); }
.principles article { background: var(--tint); padding: 24px; }
.p-num { font-size: 11px; color: var(--sage); letter-spacing: 0.1em; }
.principles h3 { font-size: 17px; margin: 14px 0 8px; letter-spacing: -0.01em; }
.principles p { font-size: 14px; color: var(--muted); }
@media (max-width: 1000px) { .principles { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .principles { grid-template-columns: 1fr; } }

/* ---------- tour ---------- */
.tour { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 32px; align-items: start; }
.tour-tabs { display: flex; flex-direction: column; border: 1px solid var(--border); }
.tour-tabs button {
  text-align: left; font-family: inherit; color: var(--fg); background: none; border: 0; border-left: 2px solid transparent;
  border-bottom: 1px solid var(--border); padding: 16px 18px; cursor: pointer; display: flex; flex-direction: column; gap: 2px;
  transition: background-color 0.15s;
}
.tour-tabs button:last-child { border-bottom: 0; }
.tour-tabs button b { font-weight: 500; font-size: 15px; letter-spacing: 0.01em; }
.tour-tabs button span { font-size: 12.5px; color: var(--faint); }
.tour-tabs button:hover { background: var(--hover); }
.tour-tabs button[aria-selected='true'] { background: var(--hover); border-left-color: var(--fg); }
.tour-frame { border: 1px solid var(--border-strong); background: var(--bg); box-shadow: 0 40px 80px -50px rgba(0, 0, 0, 0.4); }
@media (max-width: 900px) {
  .tour { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .tour-tabs { flex-direction: row; overflow-x: auto; }
  .tour-tabs button { border-bottom: 0; border-left: 0; border-right: 1px solid var(--border); border-bottom: 2px solid transparent; flex: 1 0 auto; padding: 12px 16px; }
  .tour-tabs button[aria-selected='true'] { border-left: 0; border-bottom-color: var(--fg); }
  .tour-tabs button span { display: none; }
}

/* ---------- devices ---------- */
.devices { display: grid; grid-template-columns: minmax(0, 2.4fr) minmax(0, 0.8fr) minmax(0, 0.8fr); gap: clamp(20px, 3vw, 40px); align-items: end; }
.device { margin: 0; }
.device figcaption { margin-top: 18px; display: flex; flex-direction: column; gap: 2px; text-align: center; }
.device figcaption b { font-weight: 500; font-size: 15px; }
.device figcaption span { font-size: 13px; color: var(--faint); }
.laptop-lid { border: 10px solid var(--device); border-bottom-width: 14px; border-radius: 14px 14px 0 0; background: var(--device); overflow: hidden; }
.laptop-lid .screen { background: var(--bg); }
.laptop-base { height: 14px; background: linear-gradient(var(--frame), color-mix(in srgb, var(--frame) 70%, #000)); border-radius: 0 0 14px 14px; margin-inline: -5%; position: relative; }
.laptop-base::after { content: ''; position: absolute; left: 42%; right: 42%; top: 0; height: 5px; background: color-mix(in srgb, var(--frame) 80%, #000); border-radius: 0 0 6px 6px; }
.phone { position: relative; background: var(--device); padding: 7px; box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.45); }
.phone .screen { background: var(--bg); overflow: hidden; }
.phone-ios { border-radius: 28px; }
.phone-ios .screen { border-radius: 22px; }
.phone-notch { position: absolute; top: 13px; left: 50%; transform: translateX(-50%); width: 30%; height: 4.5%; max-height: 18px; background: var(--device); border-radius: 20px; z-index: 2; }
.phone-android { border-radius: 18px; }
.phone-android .screen { border-radius: 12px; }
.phone-punch { position: absolute; top: 14px; left: 50%; transform: translateX(-50%); width: 9px; height: 9px; background: var(--device); border-radius: 50%; z-index: 2; }
.video-phone .phone { padding: 5px; border-radius: 20px; }
.video-phone .phone .screen { border-radius: 15px; }
.video-phone .phone-notch { top: 9px; height: 3.5%; }
/* status-bar strip above the screenshot, so the notch sits over it, not over the app */
.phone .screen { padding-top: 26px; }
.video-phone .phone .screen { padding-top: 16px; }
@media (max-width: 900px) {
  .devices { grid-template-columns: 1fr 1fr; }
  .device-laptop { grid-column: 1 / -1; }
  .device-ios, .device-android { max-width: 260px; justify-self: center; width: 100%; }
}

.stores { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 48px; }
.store { display: inline-flex; align-items: center; gap: 12px; padding: 10px 18px 10px 14px; border: 1px solid var(--fg); text-decoration: none; min-width: 200px; transition: background-color 0.15s; }
.store:hover { background: var(--hover); }
.store svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.5; }
.store small { display: block; font-size: 11px; color: var(--faint); letter-spacing: 0.02em; }
.store b { font-weight: 500; font-size: 16px; }
.store-soon { border-color: var(--border-strong); color: var(--muted); }
.store-soon:hover { background: none; }

/* ---------- vision ---------- */
.vision-signals { border: 1px solid var(--border); padding: clamp(20px, 3vw, 32px); display: flex; flex-direction: column; gap: 20px; }
.vision-row { display: grid; grid-template-columns: 150px 1fr; gap: 12px 24px; align-items: start; }
.vision-label { font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); padding-top: 8px; }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-block; font-size: 13px; padding: 5px 11px; border: 1px solid var(--border-strong); color: var(--muted); }
.chip.live { border-color: var(--sage); color: var(--fg); background: color-mix(in srgb, var(--sage) 12%, transparent); }
.chip.live::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--sage); margin-right: 7px; vertical-align: 1px; }
.chip.soon { border-style: dashed; }
.vision-legend { display: flex; gap: 8px; justify-content: flex-end; }
.vision-legend .chip { font-size: 11px; padding: 3px 9px; }
.vision-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); margin-top: 32px; }
.vision-grid article { background: var(--bg); padding: 24px; }
.vision-grid h3 { font-size: 17px; margin: 14px 0 8px; letter-spacing: -0.01em; }
.vision-grid p { font-size: 14px; color: var(--muted); }
@media (max-width: 860px) {
  .vision-row { grid-template-columns: 1fr; }
  .vision-label { padding-top: 0; }
  .vision-legend { justify-content: flex-start; }
  .vision-grid { grid-template-columns: minmax(0, 1fr); }
}

.chip.slot, .stack-items li.slot { border-style: dashed; color: var(--faint); }
.stack-items li.slot { background: var(--bg); outline: 1px dashed var(--border-strong); outline-offset: -6px; }
.stack-skills { grid-column: 2; display: flex; align-items: flex-start; gap: 14px; flex-wrap: wrap; }
.stack-skills .stack-tag { padding-top: 7px; }
.skill-rows { display: flex; flex-direction: column; gap: 8px; }
.stack-core .chip { border-color: color-mix(in srgb, var(--invert-fg) 30%, transparent); color: color-mix(in srgb, var(--invert-fg) 85%, transparent); }
.stack-core .chip.slot { color: color-mix(in srgb, var(--invert-fg) 55%, transparent); }
.blocks { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr); align-items: stretch; gap: 14px; margin-bottom: 32px; }
.blocks article { border: 1px solid var(--border); padding: 24px; background: var(--bg); }
.blocks article.blocks-module { border-color: var(--sage); background: color-mix(in srgb, var(--sage) 8%, var(--bg)); }
.blocks h3 { font-size: 17px; margin: 14px 0 8px; letter-spacing: -0.01em; }
.blocks p { font-size: 14px; color: var(--muted); }
.blocks-plus { align-self: center; font-size: 22px; color: var(--sage); font-weight: 300; }
.vision-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.vision-row-wide { grid-template-columns: 1fr; }
@media (max-width: 860px) {
  .blocks { grid-template-columns: minmax(0, 1fr); }
  .blocks-plus { justify-self: center; }
  .stack-skills { grid-column: 1; }
}

@media (max-width: 860px) {
  .vision-grid-2 { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- faq ---------- */
.faq-wrap { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 48px; }
.section-head-left { margin-bottom: 0; }
.faq { border-top: 1px solid var(--border); }
.faq details { border-bottom: 1px solid var(--border); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 32px 20px 0; font-size: 16px; font-weight: 500; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; position: absolute; right: 4px; top: 18px; font-weight: 300; font-size: 20px; color: var(--faint); transition: transform 0.2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 32px 22px 0; color: var(--muted); font-size: 15px; }
@media (max-width: 860px) { .faq-wrap { grid-template-columns: minmax(0, 1fr); gap: 24px; } }

/* ---------- cta ---------- */
.cta { border-top: 1px solid var(--border); padding-block: clamp(80px, 11vw, 140px); text-align: center; }
.cta-inner { max-width: 760px; }
.cta-logo { width: 64px; height: 64px; border-radius: 16px; margin: 0 auto 28px; }
.cta h2 { font-size: clamp(32px, 5.4vw, 56px); letter-spacing: -0.03em; }
.cta p { margin: 20px auto 0; color: var(--muted); max-width: 520px; font-size: 17px; }
.cta .cta-mail { margin-top: 28px; font-size: 14px; color: var(--faint); }
.cta-mail .sep { margin: 0 8px; }

/* ---------- email links ---------- */
.mail-link { color: var(--fg); text-decoration: underline; text-decoration-color: var(--border-strong); text-underline-offset: 3px; transition: text-decoration-color 0.15s; }
.mail-link:hover { text-decoration-color: var(--sage); }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--border); padding-block: 28px calc(28px + env(safe-area-inset-bottom, 0px)); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; font-size: 13px; color: var(--faint); }
.footer-inner a { color: var(--faint); text-decoration: none; transition: color 0.15s; }
.footer-inner a:hover { color: var(--fg); }

/* ---------- modal ---------- */
.modal { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; padding: var(--gutter); }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0, 0, 0, 0.55); }
.modal-box { position: relative; width: min(920px, 100%); background: var(--bg); border: 1px solid var(--border); }
.modal-head { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--border); font-size: 14px; font-weight: 500; }
.modal-close { background: none; border: 0; font-size: 16px; color: var(--faint); cursor: pointer; padding: 4px 8px; }
.modal-close:hover { color: var(--fg); }
.video-embed { aspect-ratio: 16 / 9; }
.video-embed iframe { width: 100%; height: 100%; border: 0; display: block; }
.video-placeholder { aspect-ratio: 16 / 9; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 12px; padding: 24px; background: var(--tint); }
.video-placeholder .play-btn { background: var(--border-strong); width: 60px; margin-bottom: 8px; }
.vp-title { font-size: 20px; font-weight: 500; }
.vp-sub { color: var(--muted); max-width: 520px; font-size: 14px; margin-bottom: 8px; }
@media (max-width: 560px) { .video-placeholder { aspect-ratio: auto; padding: 40px 20px; } }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- app screenshots (light + dark, swapped with the theme) ---------- */
.screen { position: relative; overflow: hidden; background: var(--bg); }
.shot { display: block; width: 100%; height: auto; }
.shot-dark { display: none; }
.dark .shot-light { display: none; }
.dark .shot-dark { display: block; }