/*
 * prixum.org: dark by default, a pastel pink light theme on request. Pink and violet light glows behind everything,
 * glass surfaces float on it, sakura petals drift slowly. Unbounded for headings, Golos Text for reading.
 */
:root {
  color-scheme: dark;
  --bg: #0b0910;
  --bg-raised: #15111b;
  --glass: rgba(30, 23, 38, 0.52);
  --glass-hover: rgba(44, 33, 54, 0.62);
  --nav-bg: rgba(18, 14, 24, 0.62);
  --menu-bg: rgba(22, 17, 29, 0.94);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.15);
  --hover: rgba(255, 255, 255, 0.06);
  --chip: rgba(255, 95, 162, 0.16);
  --ink: #f7eef6;
  --mute: #ab9cae;
  --pink: #ff5fa2;
  --pink-2: #ff8cc6;
  --violet: #8a5cff;
  --btn-ink: #23071a;
  --glow-a: rgba(255, 95, 162, 0.36);
  --glow-a-strong: rgba(255, 95, 162, 0.58);
  --glow-b: rgba(138, 92, 255, 0.34);
  --petal-light: #fff3f8;
  --petal-mid: #ffbcd9;
  --petal-deep: #ff79b4;
  --petal-alpha: 0.85;
  --mascot-glow: rgba(255, 95, 162, 0.62);
  --shadow: 0 40px 90px -40px rgba(0, 0, 0, 0.9);
  --display: "Unbounded", "Golos Text", system-ui, sans-serif;
  --body: "Golos Text", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --gutter: clamp(16px, 4vw, 32px);
  --wide: 1200px;
  --r-lg: 28px;
  --r-md: 20px;
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #fff5f9;
  --bg-raised: #ffffff;
  --glass: rgba(255, 255, 255, 0.62);
  --glass-hover: rgba(255, 255, 255, 0.85);
  --nav-bg: rgba(255, 250, 253, 0.72);
  --menu-bg: rgba(255, 252, 254, 0.97);
  --line: rgba(122, 40, 92, 0.10);
  --line-strong: rgba(122, 40, 92, 0.18);
  --hover: rgba(122, 40, 92, 0.06);
  --chip: rgba(230, 65, 138, 0.12);
  --ink: #2b1524;
  --mute: #7e6577;
  --pink: #e6418a;
  --pink-2: #ff6fae;
  --violet: #8a5cff;
  --btn-ink: #ffffff;
  --glow-a: rgba(255, 120, 182, 0.30);
  --glow-a-strong: rgba(230, 65, 138, 0.42);
  --glow-b: rgba(160, 120, 255, 0.20);
  --petal-light: #ffe4f0;
  --petal-mid: #ff9fca;
  --petal-deep: #ea4f96;
  --petal-alpha: 0.9;
  --mascot-glow: rgba(255, 105, 170, 0.55);
  --shadow: 0 40px 80px -42px rgba(122, 40, 92, 0.42);
}

*, *::before, *::after { box-sizing: border-box; }
html { background: var(--bg); scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.6 var(--body);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  isolation: isolate; /* the glows and petals sit at negative z-index, above this background and under the page */
}
img, video, canvas { display: block; max-width: 100%; }
img, video { height: auto; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--pink-2); outline-offset: 3px; }
::selection { background: var(--pink); color: var(--btn-ink); }

.skip {
  position: absolute; left: 16px; top: -100px; z-index: 100;
  padding: 10px 16px; border-radius: 12px; background: var(--pink); color: var(--btn-ink); text-decoration: none;
}
.skip:focus { top: 16px; }

/* ---------- light, petals ---------- */
.ambient {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(46vw 40vw at 76% 26%, var(--glow-a), transparent 64%),
    radial-gradient(54vw 42vw at 6% -8%, var(--glow-b), transparent 62%),
    radial-gradient(70vw 50vw at 50% 120%, var(--glow-b), transparent 64%),
    var(--bg);
}
#petals { position: fixed; inset: 0; z-index: -1; width: 100%; height: 100%; pointer-events: none; }

.wrap { width: min(100% - 2 * var(--gutter), var(--wide)); margin-inline: auto; }

/* ---------- navigation: a glass pill that stays on top ---------- */
.nav-wrap {
  position: fixed; left: 0; right: 0; top: calc(env(safe-area-inset-top, 0px) + 14px); z-index: 50;
  display: flex; justify-content: center; padding-inline: var(--gutter); pointer-events: none;
}
.nav {
  pointer-events: auto; position: relative;
  display: flex; align-items: center; gap: 6px;
  width: min(100%, 1000px);
  padding: 7px 7px 7px 16px;
  border-radius: 999px;
  background: var(--nav-bg);
  border: 1px solid var(--line-strong);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  backdrop-filter: blur(22px) saturate(160%);
  box-shadow: 0 18px 50px -24px rgba(0, 0, 0, 0.6);
}
.brand { display: flex; align-items: center; gap: 10px; margin-right: auto; text-decoration: none; font: 600 16px/1 var(--display); letter-spacing: -0.01em; white-space: nowrap; }
.brand svg { width: 30px; height: 30px; flex: none; }
.nav-links { display: flex; gap: 2px; }
.nav-links a { padding: 9px 15px; border-radius: 999px; color: var(--mute); text-decoration: none; font-weight: 500; font-size: 15px; white-space: nowrap; }
.nav-links a:hover { color: var(--ink); background: var(--hover); }
.nav-links a[aria-current="page"] { color: var(--ink); background: var(--chip); }
.nav-tools { display: flex; align-items: center; gap: 2px; }
.icon-btn {
  width: 40px; height: 40px; display: grid; place-items: center; flex: none;
  border: 0; border-radius: 999px; background: transparent; color: var(--mute); cursor: pointer; text-decoration: none;
}
.icon-btn:hover { color: var(--ink); background: var(--hover); }
.icon-btn svg { width: 20px; height: 20px; }
.theme-btn .moon { display: none; }
:root[data-theme="light"] .theme-btn .sun { display: none; }
:root[data-theme="light"] .theme-btn .moon { display: block; }
.lang { position: relative; }
.lang summary {
  list-style: none; cursor: pointer; display: flex; align-items: center; gap: 6px; height: 40px; padding: 0 12px;
  border-radius: 999px; color: var(--mute); font-weight: 600; font-size: 14px; letter-spacing: 0.04em;
}
.lang summary::-webkit-details-marker { display: none; }
.lang summary:hover, .lang[open] summary { color: var(--ink); background: var(--hover); }
.lang summary svg { width: 18px; height: 18px; }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 10px); min-width: 180px; padding: 6px; display: grid;
  border-radius: 18px; background: var(--menu-bg); border: 1px solid var(--line-strong);
  -webkit-backdrop-filter: blur(22px); backdrop-filter: blur(22px); box-shadow: var(--shadow);
}
.lang-menu a { display: flex; justify-content: space-between; gap: 16px; padding: 10px 12px; border-radius: 12px; text-decoration: none; font-size: 15px; }
.lang-menu a:hover { background: var(--hover); }
.lang-menu a[aria-current="true"] { color: var(--pink-2); }
.lang-menu a span { color: var(--mute); font-size: 13px; }
.menu-btn { display: none; }

@media (max-width: 900px) {
  .nav { padding-left: 12px; }
  .menu-btn { display: grid; }
  .nav-links {
    display: none; position: absolute; left: 0; right: 0; top: calc(100% + 10px); flex-direction: column; padding: 8px;
    border-radius: 22px; background: var(--menu-bg); border: 1px solid var(--line-strong); box-shadow: var(--shadow);
    -webkit-backdrop-filter: blur(22px); backdrop-filter: blur(22px);
  }
  .nav-links a { padding: 13px 16px; font-size: 16px; }
  .nav.open .nav-links { display: flex; }
}
@media (max-width: 420px) {
  .brand span { display: none; }
  .nav-tools .gh { display: none; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 24px; border-radius: 999px; border: 1px solid transparent;
  font: 600 16px/1.2 var(--body); text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}
.btn svg { width: 20px; height: 20px; flex: none; }
.btn-primary {
  color: var(--btn-ink);
  background: linear-gradient(180deg, var(--pink-2), var(--pink));
  box-shadow: 0 14px 34px -10px var(--glow-a-strong), inset 0 1px 0 rgba(255, 255, 255, 0.35);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 18px 44px -10px var(--glow-a-strong), inset 0 1px 0 rgba(255, 255, 255, 0.35); }
.btn-glass { color: var(--ink); background: var(--glass); border-color: var(--line-strong); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.btn-glass:hover { background: var(--glass-hover); }
.btn-small { min-height: 42px; padding: 0 16px; font-size: 15px; }
@media (prefers-reduced-motion: reduce) { .btn { transition: none; } .btn:hover { transform: none; } }

/* ---------- type ---------- */
h1, h2, h3 { margin: 0; font-family: var(--display); letter-spacing: -0.02em; text-wrap: balance; overflow-wrap: break-word; }
h1 {
  font-weight: 700; font-size: clamp(34px, 4vw, 54px); line-height: 1.08;
  background: linear-gradient(180deg, var(--ink) 50%, color-mix(in srgb, var(--ink) 62%, var(--pink-2)) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
h2 { font-weight: 700; font-size: clamp(30px, 4vw, 48px); line-height: 1.08; }
h3 { font-weight: 600; font-size: clamp(22px, 2.3vw, 30px); line-height: 1.18; letter-spacing: -0.015em; }
.lead { margin: 0; color: var(--mute); font-size: clamp(17px, 1.35vw, 19px); max-width: 56ch; }

/* ---------- hero ---------- */
.hero { padding-block: clamp(118px, 15vh, 160px) clamp(40px, 7vw, 88px); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr); gap: clamp(28px, 4vw, 64px); align-items: center; }
.hero-copy { display: grid; grid-template-columns: minmax(0, 1fr); gap: 22px; justify-items: start; min-width: 0; }
.badge {
  display: inline-flex; align-items: center; gap: 10px; max-width: 100%;
  padding: 6px 14px 6px 6px; border-radius: 999px; border: 1px solid var(--line-strong); background: var(--glass);
  font-size: 14px; text-decoration: none; -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}
.badge:hover { background: var(--glass-hover); }
.badge i { width: 24px; height: 24px; display: grid; place-items: center; flex: none; border-radius: 999px; background: var(--pink); color: var(--btn-ink); }
.badge i svg { width: 14px; height: 14px; }
.badge span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.hero-note { margin: 0; color: var(--mute); font-size: 14px; }
.hero-note a { color: var(--ink); text-underline-offset: 4px; }

.stage { position: relative; width: 100%; max-width: 520px; margin-inline: auto; display: grid; gap: 18px; justify-items: center; min-width: 0; }
.stage-canvas { position: relative; width: 100%; aspect-ratio: 1 / 1.08; }
.stage-canvas::before {
  content: ""; position: absolute; inset: 8% 6% 4%; border-radius: 50%; z-index: -1;
  background: radial-gradient(closest-side, var(--glow-a), transparent), radial-gradient(60% 50% at 70% 30%, var(--glow-b), transparent 70%);
  filter: blur(20px);
}
.platform {
  position: absolute; left: 50%; bottom: 7%; width: 62%; aspect-ratio: 4 / 1; transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(closest-side, var(--glow-a-strong), transparent 75%);
  box-shadow: inset 0 0 0 1px var(--line-strong);
}
.platform::after { content: ""; position: absolute; inset: 18% 14%; border-radius: 50%; border: 1px solid var(--line-strong); }
#mascot { position: absolute; inset: 0; width: 100%; height: 100%; cursor: grab; touch-action: pan-y; }
#mascot:active { cursor: grabbing; }
.stage-hint { position: absolute; left: 50%; bottom: 0; transform: translateX(-50%); margin: 0; font-size: 13px; color: var(--mute); white-space: nowrap; }
.tryon { width: min(100%, 420px); display: grid; gap: 8px; }
.tryon label { font-size: 14px; font-weight: 600; color: var(--mute); padding-left: 18px; }
.tryon-row {
  display: flex; gap: 6px; padding: 6px; border-radius: 999px; background: var(--glass); border: 1px solid var(--line-strong);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}
.tryon-row:focus-within { border-color: var(--pink); }
.tryon input {
  flex: 1; min-width: 0; border: 0; background: transparent; color: var(--ink); font: 500 16px/1 var(--body); padding: 0 14px; outline: none;
}
.tryon input::placeholder { color: var(--mute); }
.tryon .btn { min-height: 42px; }
.tryon-status { min-height: 1.5em; margin: 0; padding-left: 18px; font-size: 14px; color: var(--mute); }
.tryon-status button { border: 0; background: none; color: var(--pink-2); font: inherit; cursor: pointer; padding: 0; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- sections ---------- */
.section { padding-block: clamp(56px, 9vw, 112px); }
.section-head { display: grid; gap: 16px; justify-items: center; text-align: center; max-width: 760px; margin: 0 auto clamp(32px, 5vw, 56px); }
.section-head .lead { max-width: 60ch; }

.frame {
  position: relative; padding: clamp(6px, 0.9vw, 10px); border-radius: var(--r-lg);
  background: var(--glass); border: 1px solid var(--line-strong);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}
.frame::before {
  content: ""; position: absolute; inset: 10% 6% -6%; z-index: -1; border-radius: 40%;
  background: radial-gradient(closest-side, var(--glow-a), transparent); filter: blur(40px);
}
.frame > img, .frame > video, .frame > picture img { width: 100%; border-radius: calc(var(--r-lg) - 9px); }
.video-frame video { aspect-ratio: 16 / 10; background: #000; }

/* features as rows that alternate sides */
.feature { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(28px, 5vw, 72px); align-items: center; }
.feature + .feature { margin-top: clamp(64px, 9vw, 120px); }
.feature.flip { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.feature.flip .feature-copy { order: 2; }
.feature-copy { display: grid; gap: 14px; min-width: 0; }
.feature-copy p { margin: 0; color: var(--mute); max-width: 48ch; }
.feature-copy .more { display: flex; gap: 10px; align-items: flex-start; color: var(--ink); font-weight: 500; }
.feature-copy .more svg { width: 20px; height: 20px; flex: none; margin-top: 3px; color: var(--pink-2); }
.feature-media { min-width: 0; }

.stack { position: relative; aspect-ratio: 16 / 12.5; }
.stack img {
  position: absolute; width: 76%; border-radius: 16px; border: 1px solid var(--line-strong); box-shadow: var(--shadow);
}
.stack img:nth-child(1) { left: 0; top: 0; transform: rotate(-3deg); }
.stack img:nth-child(2) { left: 12%; top: 16%; transform: rotate(1deg); z-index: 1; }
.stack img:nth-child(3) { right: 0; top: 34%; transform: rotate(3.5deg); z-index: 2; }

.more-title { margin-top: clamp(72px, 10vw, 128px); font-size: clamp(24px, 2.6vw, 32px); text-align: center; }
.more-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px 44px; margin: 40px 0 0; padding: 0; list-style: none; }
.more-grid li { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 4px 16px; align-content: start; }
.more-grid .ico { grid-row: span 2; width: 44px; height: 44px; display: grid; place-items: center; border-radius: 14px; background: var(--chip); color: var(--pink-2); }
.more-grid .ico svg { width: 22px; height: 22px; }
.more-grid strong { font-weight: 600; font-size: 17px; }
.more-grid span { color: var(--mute); font-size: 15px; }

/* ---------- comparison ---------- */
.compare { position: relative; border-radius: calc(var(--r-lg) - 9px); overflow: hidden; user-select: none; --pos: 50%; }
.compare img { width: 100%; }
.compare .after { position: absolute; inset: 0; clip-path: inset(0 0 0 var(--pos)); }
.compare .after img { height: 100%; object-fit: cover; }
.compare .divider { position: absolute; top: 0; bottom: 0; left: var(--pos); width: 2px; margin-left: -1px; background: var(--pink); box-shadow: 0 0 18px var(--glow-a-strong); pointer-events: none; }
.compare .knob {
  position: absolute; top: 50%; left: var(--pos); width: 48px; height: 48px; margin: -24px 0 0 -24px; border-radius: 999px; pointer-events: none;
  display: grid; place-items: center; color: var(--btn-ink); background: linear-gradient(180deg, var(--pink-2), var(--pink));
  box-shadow: 0 10px 30px -8px var(--glow-a-strong), 0 0 0 5px rgba(255, 95, 162, 0.22);
}
.compare .knob svg { width: 24px; height: 24px; }
.compare input[type="range"] { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: ew-resize; }
.compare input[type="range"]:focus-visible ~ .knob { outline: 3px solid var(--ink); outline-offset: 3px; }
.compare .tag {
  position: absolute; top: 14px; padding: 6px 12px; border-radius: 999px; font-size: 13px; font-weight: 600; pointer-events: none;
  background: rgba(12, 9, 16, 0.72); color: #f7eef6; -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
.compare .tag.left { left: 14px; }
.compare .tag.right { right: 14px; }

/* ---------- call to action ---------- */
.cta-panel {
  position: relative; overflow: hidden; display: grid; gap: 18px; justify-items: center; text-align: center;
  padding: clamp(44px, 7vw, 88px) clamp(20px, 5vw, 64px); border-radius: 36px;
  background: radial-gradient(60% 80% at 50% 120%, var(--glow-a-strong), transparent 70%), var(--glass);
  border: 1px solid var(--line-strong); -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
}
.cta-panel .lead { max-width: 52ch; }
.cta-panel .cta-row { justify-content: center; }

/* ---------- inner pages ---------- */
.page-hero { padding-block: clamp(128px, 17vh, 176px) clamp(28px, 4vw, 48px); }
.page-hero .section-head { margin-bottom: 0; }
.page-hero h1 { font-size: clamp(34px, 5vw, 60px); }

.dl-main { display: grid; justify-items: center; gap: 14px; margin-top: 30px; }
.dl-meta { margin: 0; color: var(--mute); font-size: 15px; text-align: center; }
.os-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.os-card {
  display: grid; gap: 16px; align-content: start; padding: clamp(18px, 2.4vw, 26px); border-radius: 24px;
  background: var(--glass); border: 1px solid var(--line); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}
.os-card.you { border-color: var(--pink); box-shadow: 0 0 0 1px var(--pink), 0 24px 60px -34px var(--glow-a-strong); }
.os-head { display: flex; align-items: center; gap: 14px; }
.os-head svg { width: 30px; height: 30px; flex: none; color: var(--ink); }
.os-head h2 { font-size: 22px; letter-spacing: -0.01em; }
.you-tag { margin-left: auto; padding: 4px 10px; border-radius: 999px; background: var(--pink); color: var(--btn-ink); font-size: 12px; font-weight: 600; white-space: nowrap; }
.os-card:not(.you) .you-tag { display: none; }
.variant { display: grid; gap: 10px; }
.variant + .variant { padding-top: 14px; border-top: 1px solid var(--line); }
.variant-name { color: var(--mute); font-size: 14px; }
.files { display: flex; flex-wrap: wrap; gap: 8px; }
.file-btn { min-height: 44px; padding: 0 16px; font-size: 15px; }
.file-btn small { color: var(--mute); font-weight: 500; font-size: 13px; }
.notes { display: grid; gap: 14px; max-width: 78ch; margin: clamp(40px, 6vw, 64px) auto 0; padding: 0; list-style: none; color: var(--mute); }
.notes-title { text-align: center; font-size: clamp(22px, 2.4vw, 28px); margin-top: clamp(48px, 7vw, 80px); }
.notes strong { color: var(--ink); font-weight: 600; }
.notes a, .prose a, .faq-answer a { color: var(--pink-2); text-underline-offset: 3px; }
code { font: 500 0.88em/1.4 ui-monospace, "JetBrains Mono", Consolas, monospace; padding: 2px 6px; border-radius: 7px; background: var(--hover); border: 1px solid var(--line); overflow-wrap: anywhere; }

/* changelog */
.release { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: clamp(20px, 4vw, 48px); padding-block: 40px; border-top: 1px solid var(--line); }
.release-side { display: grid; gap: 8px; align-content: start; }
.release-side .version { font: 700 30px/1.1 var(--display); letter-spacing: -0.02em; }
.release-side time { color: var(--mute); font-size: 15px; }
.latest-tag { justify-self: start; padding: 4px 10px; border-radius: 999px; background: var(--pink); color: var(--btn-ink); font-size: 12px; font-weight: 600; }
.release-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.prose { min-width: 0; color: var(--mute); }
.prose h2 { font: 600 19px/1.3 var(--display); color: var(--ink); margin: 26px 0 12px; letter-spacing: -0.01em; }
.prose h2:first-child { margin-top: 0; }
.prose p { margin: 0 0 14px; }
.prose ul { margin: 0 0 14px; padding-left: 22px; display: grid; gap: 10px; }
.prose li::marker { color: var(--pink-2); }
.prose strong { color: var(--ink); font-weight: 600; }

/* faq */
.faq-list { display: grid; gap: 12px; max-width: 860px; margin-inline: auto; }
.faq-item { border-radius: 22px; background: var(--glass); border: 1px solid var(--line); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.faq-item[open] { border-color: var(--line-strong); }
.faq-item summary { position: relative; list-style: none; cursor: pointer; padding: 20px 60px 20px 24px; font-weight: 600; font-size: 18px; line-height: 1.4; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: ""; position: absolute; right: 22px; top: 50%; width: 22px; height: 22px; margin-top: -11px;
  background: currentColor; color: var(--pink-2); transition: transform 0.2s ease;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M11 5h2v14h-2zM5 11h14v2H5z'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M11 5h2v14h-2zM5 11h14v2H5z'/%3E%3C/svg%3E") center / contain no-repeat;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-answer { padding: 0 24px 22px; color: var(--mute); }
.faq-answer p { margin: 0 0 10px; }
.faq-answer p:last-child { margin: 0; }

/* ---------- footer ---------- */
.footer { margin-top: clamp(32px, 6vw, 72px); border-top: 1px solid var(--line); padding-block: 52px calc(env(safe-area-inset-bottom, 0px) + 40px); }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr)); gap: 36px; }
.footer-about { display: grid; gap: 14px; align-content: start; }
.footer-about p { margin: 0; color: var(--mute); font-size: 15px; max-width: 36ch; }
.footer h2 { font: 600 14px/1.3 var(--body); color: var(--mute); letter-spacing: 0; margin-bottom: 14px; }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.footer ul a { text-decoration: none; }
.footer ul a:hover { color: var(--pink-2); }
.legal { margin: 44px 0 0; color: var(--mute); font-size: 14px; max-width: 90ch; }

/* ---------- narrow screens ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr); }
  .hero-copy { justify-items: center; text-align: center; }
  .hero-copy .lead { margin-inline: auto; }
  .cta-row { justify-content: center; }
  .stage { max-width: 440px; }
  .feature, .feature.flip { grid-template-columns: minmax(0, 1fr); }
  .feature.flip .feature-copy { order: 0; }
  .more-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .release { grid-template-columns: minmax(0, 1fr); gap: 12px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .os-grid { grid-template-columns: minmax(0, 1fr); }
  .more-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .cta-row .btn { flex: 1 1 100%; }
  .compare .tag { top: 8px; font-size: 11px; padding: 4px 9px; }
}