/* ============================================================
   Flick — Landing Page
   Dark, image-first, keyboard-driven. The page behaves like the app.
   ============================================================ */

:root {
  --bg: #0E1014;
  --panel: #15181E;
  --panel-2: #1B1F27;
  --line: rgba(233, 235, 248, 0.08);
  --line-strong: rgba(233, 235, 248, 0.14);
  --ink: #E9EBF8;
  --muted: #8B93A7;
  --faint: #5A6172;
  --grad-a: #9EC2F8;
  --grad-b: #8E9AF0;
  --grad-c: #6B68D6;
  --accent: #8E9AF0;
  --mountain: #6873D8;
  --radius: 18px;
  --radius-lg: 26px;
  --font-display: "Bricolage Grotesque", "Avenir Next", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Atmosphere: glow + dot grid + grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(900px 540px at 72% -8%, rgba(110, 106, 216, 0.16), transparent 65%),
    radial-gradient(700px 500px at 8% 12%, rgba(158, 194, 248, 0.07), transparent 60%),
    radial-gradient(rgba(233, 235, 248, 0.045) 1px, transparent 1px);
  background-size: auto, auto, 28px 28px;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.35;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.05 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

::selection { background: var(--grad-c); color: #fff; }

a { color: var(--grad-a); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ============================================================
   Topbar
   ============================================================ */

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(14, 16, 20, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.topbar__logo {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-weight: 700;
  font-size: 21px;
  letter-spacing: -0.02em;
}
.topbar__logo:hover { text-decoration: none; }
.topbar__logo img { width: 44px; height: 44px; display: block; }

.topbar__nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 14.5px;
}
.topbar__nav a { color: var(--muted); }
.topbar__nav a:hover { color: var(--ink); text-decoration: none; }

.lang-switch {
  font-family: var(--font-mono);
  font-size: 12.5px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 5px 13px;
  color: var(--muted) !important;
  transition: border-color 0.2s, color 0.2s;
}
.lang-switch:hover { border-color: var(--grad-b); color: var(--ink) !important; }

/* ============================================================
   Hero
   ============================================================ */

.hero {
  padding: 84px 0 40px;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: 56px;
  align-items: center;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--grad-b);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: linear-gradient(90deg, var(--grad-a), var(--grad-c));
}

.hero h1 {
  font-size: clamp(44px, 6vw, 68px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-bottom: 24px;
}

.hero h1 .grad {
  background: linear-gradient(120deg, var(--grad-a), var(--grad-b) 55%, var(--grad-c));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p.lede {
  font-size: 19px;
  color: var(--muted);
  max-width: 46ch;
  margin-bottom: 30px;
}
.hero p.lede strong { color: var(--ink); font-weight: 600; }

.hero__hint {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--faint);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
}

/* Keycaps */
.key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 26px;
  height: 26px;
  padding: 0 8px;
  border-radius: 7px;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line-strong);
  border-bottom-width: 2.5px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink);
  white-space: nowrap;
}

/* ============================================================
   Demo viewer — a chromeless Flick window in CSS
   ============================================================ */

.demo {
  position: relative;
}

.demo__window {
  position: relative;
  border-radius: var(--radius-lg);
  background: #000;
  border: 1px solid var(--line-strong);
  box-shadow:
    0 40px 90px -28px rgba(0, 0, 0, 0.75),
    0 0 0 1px rgba(0, 0, 0, 0.4),
    0 24px 60px -18px rgba(107, 104, 214, 0.22);
  overflow: hidden;
  aspect-ratio: 800 / 520;
  user-select: none;
  outline: none;
  transition: background 0.25s;
}

/* demo backgrounds (B key) */
.demo__window[data-bg="black"] { background: #000; }
.demo__window[data-bg="gray"]  { background: #808080; }
.demo__window[data-bg="white"] { background: #f2f2f2; }
.demo__window[data-bg="checker"] {
  background:
    conic-gradient(#2a2e38 25%, #1b1f27 0 50%, #2a2e38 0 75%, #1b1f27 0) ;
  background-size: 26px 26px;
}

.demo__stage {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}

.demo__scene {
  position: absolute;
  width: 82%;
  border-radius: 10px;
  box-shadow: 0 18px 50px -12px rgba(0, 0, 0, 0.6);
  opacity: 0;
  transform: scale(0.97);
  transition: opacity 0.28s ease, transform 0.28s ease;
}
.demo__scene.is-active {
  opacity: 1;
  transform: scale(1);
}
.demo__scene svg { display: block; width: 100%; height: auto; border-radius: 10px; }

/* click zones */
.demo__zone {
  position: absolute;
  top: 0;
  bottom: 36px;
  width: 34%;
  z-index: 5;
  cursor: pointer;
  border: 0;
  background: transparent;
  appearance: none;
}
.demo__zone--prev { left: 0; }
.demo__zone--next { right: 0; }
.demo__zone:focus-visible { outline: 2px solid var(--grad-b); outline-offset: -4px; }

/* HUD capsule */
.demo__hud {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 6;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--ink);
  background: rgba(27, 31, 39, 0.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
  white-space: nowrap;
  pointer-events: none;
}

/* position bar */
.demo__bar {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2.5px;
  width: 20%;
  z-index: 6;
  background: linear-gradient(90deg, var(--grad-a), var(--grad-c));
  transition: width 0.22s ease;
}

/* edge flash */
.demo__flash {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 56px;
  z-index: 7;
  opacity: 0;
  pointer-events: none;
}
.demo__flash--left  { left: 0;  background: linear-gradient(90deg, rgba(233,235,248,0.28), transparent); }
.demo__flash--right { right: 0; background: linear-gradient(-90deg, rgba(233,235,248,0.28), transparent); }
.demo__flash.is-on { animation: flash 0.35s ease; }
@keyframes flash { 0% { opacity: 0; } 30% { opacity: 1; } 100% { opacity: 0; } }

/* toast */
.demo__toast {
  position: absolute;
  bottom: 52px;
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  z-index: 8;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--ink);
  background: rgba(27, 31, 39, 0.85);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 6px 14px;
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
  white-space: nowrap;
}
.demo__toast.is-on { opacity: 1; transform: translateX(-50%) translateY(0); }

/* info card */
.demo__info {
  position: absolute;
  bottom: 52px;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  z-index: 8;
  background: rgba(27, 31, 39, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  padding: 14px 20px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.9;
  color: var(--muted);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s, transform 0.22s;
  min-width: 240px;
}
.demo__info.is-on { opacity: 1; transform: translateX(-50%) translateY(0); }
.demo__info strong { color: var(--ink); font-weight: 500; }
.demo__info .row { display: flex; justify-content: space-between; gap: 26px; }

.demo__caption {
  margin-top: 16px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--faint);
}
.demo__caption .key { transform: translateY(-1px); }

/* ============================================================
   Manifesto strip
   ============================================================ */

.manifesto {
  margin: 96px 0;
  padding: 56px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.manifesto h2 {
  font-size: clamp(30px, 4.6vw, 52px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.12;
  max-width: 21ch;
}

.manifesto h2 .no {
  color: var(--faint);
  text-decoration: line-through;
  text-decoration-color: var(--grad-c);
  text-decoration-thickness: 3px;
}
.manifesto h2 .yes {
  background: linear-gradient(120deg, var(--grad-a), var(--grad-c));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.manifesto p {
  margin-top: 18px;
  color: var(--muted);
  max-width: 58ch;
}

/* ============================================================
   Features — asymmetric bento
   ============================================================ */

.features { padding: 10px 0 40px; }

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 34px;
}
.section-head h2 {
  font-size: clamp(28px, 3.6vw, 40px);
  font-weight: 800;
  letter-spacing: -0.03em;
}
.section-head .mono {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--faint);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
}

.cell {
  grid-column: span 2;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 26px 24px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s;
}
.cell:hover { border-color: rgba(142, 154, 240, 0.35); transform: translateY(-2px); }

.cell--wide { grid-column: span 4; }
.cell--tall { grid-column: span 2; grid-row: span 2; }

.cell h3 {
  font-size: 18.5px;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.cell p { font-size: 14.5px; color: var(--muted); }
.cell .key { margin-right: 2px; }

.cell__num {
  position: absolute;
  top: 20px;
  right: 22px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--faint);
}

/* little animated sun in the GIF cell */
.cell .minisun {
  position: absolute;
  right: 26px;
  bottom: 22px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #fff, var(--grad-a) 55%, var(--grad-c));
  animation: bob 2.6s ease-in-out infinite;
  box-shadow: 0 0 24px rgba(158, 194, 248, 0.5);
}
@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* background-cycle swatch strip */
.swatches { display: flex; gap: 8px; margin-top: 16px; }
.swatch {
  width: 34px; height: 24px; border-radius: 6px;
  border: 1px solid var(--line-strong);
}
.swatch--black { background: #000; }
.swatch--gray  { background: #808080; }
.swatch--white { background: #f2f2f2; }
.swatch--clear {
  background: conic-gradient(#3a3f4d 25%, #232730 0 50%, #3a3f4d 0 75%, #232730 0);
  background-size: 12px 12px;
}

/* ============================================================
   Shortcuts table
   ============================================================ */

.shortcuts { padding: 70px 0 30px; }

.shortcut-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 48px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 14px 30px;
}

.shortcut {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14.5px;
  color: var(--muted);
}
.shortcut:nth-last-child(-n+2) { border-bottom: 0; }
.shortcut .keys { display: flex; gap: 5px; flex-shrink: 0; }

/* ============================================================
   Build / download
   ============================================================ */

.build { padding: 70px 0 30px; }

.build__panel {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(600px 280px at 85% -20%, rgba(107, 104, 214, 0.18), transparent 70%),
    var(--panel);
  padding: 44px 46px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 40px;
  align-items: center;
}

.build__panel h2 {
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}
.build__panel p { color: var(--muted); font-size: 15.5px; }
.build__panel p + p { margin-top: 10px; }

pre.code {
  background: #0A0C10;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 24px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink);
  overflow-x: auto;
}
pre.code .c { color: var(--faint); }
pre.code .p { color: var(--grad-b); }

/* ============================================================
   Download button + changelog
   ============================================================ */

.dl-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 24px;
}

.dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 24px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 15.5px;
  letter-spacing: -0.01em;
  color: #11131a;
  background: linear-gradient(120deg, var(--grad-a), var(--grad-b) 60%, var(--grad-c));
  box-shadow: 0 10px 30px -10px rgba(110, 106, 216, 0.6);
  transition: transform 0.15s, box-shadow 0.2s, filter 0.2s;
}
.dl-btn:hover { transform: translateY(-2px); filter: brightness(1.05); text-decoration: none; box-shadow: 0 16px 38px -12px rgba(110, 106, 216, 0.75); }

.dl-secondary { font-size: 14px; color: var(--muted); }
.dl-secondary:hover { color: var(--ink); }

.changelog { padding: 70px 0 30px; }

.timeline {
  border-left: 1px solid var(--line-strong);
  margin-left: 8px;
  padding-left: 0;
}
.tl-item { position: relative; padding: 0 0 30px 28px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: linear-gradient(120deg, var(--grad-a), var(--grad-c));
  box-shadow: 0 0 0 4px var(--bg);
}
.tl-head { display: flex; align-items: baseline; gap: 14px; margin-bottom: 10px; }
.tl-version {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
}
.tl-date { font-family: var(--font-mono); font-size: 12px; color: var(--faint); }
.tl-list { list-style: none; display: flex; flex-direction: column; gap: 6px; }
.tl-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  color: var(--muted);
}
.tl-list li::before {
  content: "›";
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* ============================================================
   Donate
   ============================================================ */

.donate { padding: 70px 0 30px; }

.donate__panel {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(600px 280px at 18% -20%, rgba(158, 194, 248, 0.16), transparent 70%),
    var(--panel);
  padding: 48px 46px;
  text-align: center;
}
.donate__panel h2 {
  font-size: clamp(26px, 3.4vw, 36px);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 14px;
}
.donate__panel p {
  color: var(--muted);
  font-size: 15.5px;
  max-width: 56ch;
  margin: 0 auto 26px;
}
.donate-btn {
  display: inline-block;
  transition: opacity 0.2s, transform 0.15s;
}
.donate-btn:hover { opacity: 0.88; transform: translateY(-2px); text-decoration: none; }
.donate-btn img { height: 44px; width: auto; display: block; margin: 0 auto; }
.donate__note { margin-top: 22px; font-size: 12.5px; color: var(--faint); }

/* ============================================================
   Footer
   ============================================================ */

footer {
  margin-top: 80px;
  border-top: 1px solid var(--line);
  padding: 34px 0 44px;
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  font-size: 13.5px;
  color: var(--faint);
}
.footer__inner a { color: var(--muted); }
.footer__inner nav { display: flex; gap: 20px; }

.footer__built {
  margin-top: 18px;
  font-size: 12.5px;
  color: var(--faint);
}

/* ============================================================
   Legal pages
   ============================================================ */

.legal { padding: 70px 0; max-width: 760px; }
.legal h1 { font-size: 38px; font-weight: 800; letter-spacing: -0.03em; margin-bottom: 30px; }
.legal h2 { font-size: 21px; font-weight: 700; margin: 34px 0 10px; }
.legal p, .legal li { color: var(--muted); font-size: 15.5px; }
.legal ul { padding-left: 22px; margin: 8px 0; }
.legal address { font-style: normal; color: var(--ink); line-height: 1.7; }

/* ============================================================
   Reveal animations
   ============================================================ */

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.7s cubic-bezier(0.2, 0.6, 0.2, 1), transform 0.7s cubic-bezier(0.2, 0.6, 0.2, 1);
  }
  .reveal.is-in { opacity: 1; transform: none; }
  .hero .reveal:nth-child(2) { transition-delay: 0.08s; }
  .hero .reveal:nth-child(3) { transition-delay: 0.16s; }
}

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 920px) {
  .hero { grid-template-columns: 1fr; padding-top: 56px; gap: 40px; }
  .bento { grid-template-columns: repeat(2, 1fr); }
  .cell, .cell--wide, .cell--tall { grid-column: span 2; grid-row: auto; }
  .shortcut-grid { grid-template-columns: 1fr; }
  .shortcut:nth-last-child(-n+2) { border-bottom: 1px solid var(--line); }
  .shortcut:last-child { border-bottom: 0; }
  .build__panel { grid-template-columns: 1fr; padding: 32px 26px; }
  .topbar__nav a:not(.lang-switch) { display: none; }
}