/* OpenShokz landing — light mode, liquid glass. */

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

:root {
  --text: #171b22;
  --text-secondary: rgba(23, 27, 34, 0.62);
  --text-tertiary: rgba(23, 27, 34, 0.42);
  --card-text: rgba(23, 27, 34, 0.92);
  --card-text-secondary: rgba(23, 27, 34, 0.55);
}

html, body { height: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  color: var(--text);
  background: #eef1f6;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow-x: hidden;
}

/* The first screen: fills exactly one viewport so the disclaimer below it
   sits just past the fold — one short scroll reveals it. */
.fold {
  width: 100%;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Both canvases anchor to the document (not the viewport) so they scroll on
   the compositor together with the content — glass can never lag the text. */
#bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh; /* real height set from JS (document height) */
  z-index: -2;
}

/* WebGPU liquid-glass layer: background + glass composited by liquid-dom. */
#fx {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh; /* real height set from JS (document height) */
  z-index: -1;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

html.liquid #fx { opacity: 1; }

main {
  flex: 1;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 30px;
  padding: 24px 24px 10px;
  text-align: center;
}

header {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

header h1 { margin-top: 14px; }

.icon {
  width: 96px;
  height: 96px;
  border-radius: 22px;
  box-shadow:
    0 2px 6px rgba(20, 30, 50, 0.12),
    0 14px 34px rgba(20, 30, 50, 0.22);
}

h1 {
  font-size: 30px;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.tagline {
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-secondary);
  max-width: min(30em, 100%);
  margin-top: 8px;
}

.subline {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--text-tertiary);
  max-width: 100%;
  margin-top: 3px;
}

.subline-models {
  margin-top: 14px;
  font-weight: 590;
  color: var(--text-secondary);
}

.subline a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: rgba(23, 27, 34, 0.25);
}

.subline a:hover { color: var(--text); }

.actions {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: center;
  gap: 16px;
}

.action-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
}


.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 26px;
  border-radius: 22px;
  font-size: 14px;
  font-weight: 590;
  color: var(--text);
  text-decoration: none;
  transition: transform 0.15s ease;
}

/* No transform on hover: the button is data-glass, and moving it makes the
   WebGPU glass panel lag behind the element (a shifting white shadow). Cue the
   hover by lightening instead — the panel stays perfectly aligned. */
.button:hover { background: rgba(255, 255, 255, 0.62); }

.badge { display: inline-flex; }
.badge img { display: block; height: 44px; width: auto; }

/* Mac App Store: not shipped yet — dim the badge and pin a corner label. */
.badge.is-soon {
  position: relative;
  cursor: default;
}
.badge.is-soon img {
  filter: grayscale(1);
  opacity: 0.5;
}
.soon-badge {
  position: absolute;
  top: -7px;
  right: -7px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 999px;
  /* Apple system yellow — the App Store "in review / pending" cue. */
  color: #7a5c00;
  background: #ffcc00;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
}
.soon-badge svg { display: block; }

/* CSS glass — the everywhere-fallback. When the WebGPU liquid layer is live,
   these panels go transparent and the canvas renders the glass instead. */
[data-glass] {
  background: rgba(255, 255, 255, 0.44);
  -webkit-backdrop-filter: blur(18px) saturate(1.6);
  backdrop-filter: blur(18px) saturate(1.6);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.6),
    0 10px 26px rgba(30, 45, 70, 0.16);
}

html.liquid [data-glass] {
  background: transparent;
  border-color: transparent;
  box-shadow: none;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}

html.liquid .button:hover { background: rgba(255, 255, 255, 0.25); }

/* Homebrew one-liner: click to copy. */
.brew {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: -11px;
  border: none;
  background: none;
  font-size: 12px;
  color: var(--text-tertiary);
  cursor: pointer;
  font-family: ui-monospace, "SF Mono", SFMono-Regular, Menlo, monospace;
}

/* The `$` prompt gap is the natural spacing; the tap-name code hugs the
   copy icon directly after it. */
.brew code { margin-right: -1px; }

.brew:hover { color: var(--text-secondary); }

.brew .brew-prompt { opacity: 0.5; }

/* Copy → check swap on click. Both glyphs share a fixed box; the check
   springs in as the copy icon fades out. */
.brew .brew-icon {
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
}
.brew .brew-icon .ic {
  position: absolute;
  inset: 0;
  transition: opacity 0.18s ease, transform 0.18s cubic-bezier(0.2, 1.4, 0.4, 1);
}
.brew .ic-copy { opacity: 0.55; }
.brew:hover .ic-copy { opacity: 0.9; }
.brew .ic-check {
  opacity: 0;
  transform: scale(0.4);
  color: #1f8a4c;
}
.brew.copied .ic-copy { opacity: 0; transform: scale(0.4); }
.brew.copied .ic-check { opacity: 1; transform: scale(1); }

/* ---------------------------------------------------------------- hero */

.hero {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 44px;
}

/* Own perspective stage, centered on the card — mirrors .card-stage so the
   3D wobble matches the demo card exactly. */
.howto-stage {
  perspective: 1100px;
  /* Above the demo card so the podcast popover (which extends past the card's
     right edge) is never covered by it. */
  position: relative;
  z-index: 5;
}

/* How-to: replica of the app's connect guide. CSS glass (NOT data-glass) so
   the whole card — glass and content — tilts together in 3D, identical to the
   demo card. The WebGPU flat-glass layer can't rotate, so it's not used here. */
.howto {
  width: 292px;
  border-radius: 24px;
  padding: 28px 26px;
  text-align: center;
  background: rgba(255, 255, 255, 0.4);
  -webkit-backdrop-filter: blur(26px) saturate(1.6);
  backdrop-filter: blur(26px) saturate(1.6);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.6),
    0 30px 60px rgba(30, 45, 70, 0.22);
  transition: transform 0.45s cubic-bezier(0.2, 0.7, 0.3, 1);
  will-change: transform;
}
.howto:hover { transition: transform 0.12s ease-out; }

.devices {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 18px;
}

.device {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 2px 8px rgba(30, 45, 70, 0.08);
}

/* The exact SF Symbols the app shows (headphones, cable.connector,
   laptopcomputer), exported as masks and tinted here. */
.device .sfi {
  display: block;
  width: 26px;
  height: 26px;
  background: rgba(23, 27, 34, 0.72);
  -webkit-mask: var(--sf) no-repeat center / contain;
  mask: var(--sf) no-repeat center / contain;
}

.chev {
  color: var(--text-tertiary);
  font-size: 15px;
}

.howto h2 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 14px;
}

.howto ol {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 11px;
  text-align: left;
}

.howto li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--text-secondary);
}

.step-num {
  flex: none;
  display: grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(23, 27, 34, 0.08);
  font-size: 10px;
  font-weight: 700;
  color: var(--text-secondary);
}

/* Podcast-link hint: hover/focus reveals a glass tooltip of supported services. */
.tip-anchor {
  position: relative;
  cursor: help;
  white-space: nowrap;
}
.tip-underline {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  border-bottom: 1px dotted rgba(23, 27, 34, 0.18);
}

.svc-tip {
  position: absolute;
  bottom: calc(100% + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  width: max-content;
  max-width: 92vw;
  padding: 12px 13px;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.16s ease, transform 0.16s ease;
  /* CSS-only glass — NOT data-glass: the WebGPU layer enumerates every
     [data-glass] element at init and would paint a phantom panel for this
     hidden tooltip. */
  background: rgba(255, 255, 255, 0.98);
  -webkit-backdrop-filter: blur(26px) saturate(1.7);
  backdrop-filter: blur(26px) saturate(1.7);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.6),
    0 18px 40px rgba(30, 45, 70, 0.28);
}
/* Little pointer under the bubble. */
.svc-tip::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-5px) rotate(45deg);
  width: 12px;
  height: 12px;
  background: inherit;
  border-radius: 2px;
}
.tip-anchor:hover .svc-tip,
.tip-anchor:focus .svc-tip,
.tip-anchor:focus-within .svc-tip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.svc-tip-title {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-tertiary);
  margin-bottom: 4px;
}
.svc {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11.5px;
  font-weight: 560;
  color: var(--text);
  white-space: nowrap;
}
/* Fixed name column → every URL starts at the same x (left-aligned). */
.svc-name {
  flex: none;
  width: 116px;
}
.svc em {
  margin-left: 0;
  font-style: normal;
  font-size: 10px;
  font-weight: 500;
  color: rgba(23, 27, 34, 0.72);
  font-family: ui-monospace, "SF Mono", SFMono-Regular, Menlo, monospace;
}
.svc-ic {
  flex: none;
  display: grid;
  place-items: center;
  width: 17px;
  height: 17px;
  border-radius: 5px;
  font-size: 9px;
  font-style: normal;
  line-height: 1;
  color: #fff;
  background: var(--c, #5b6470);
}

/* ------------------------------------------------- app card (native) */

.card-stage {
  perspective: 1100px;
}

/* Resting 3D pose; straightens + enlarges under the pointer (demo.js). */
.app-card {
  position: relative;
  width: 302px;
  height: 396px;
  border-radius: 16px;
  overflow: hidden;
  text-align: left;
  background: rgba(255, 255, 255, 0.4);
  -webkit-backdrop-filter: blur(26px) saturate(1.6);
  backdrop-filter: blur(26px) saturate(1.6);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.6),
    0 30px 60px rgba(30, 45, 70, 0.22);
  transition: transform 0.45s cubic-bezier(0.2, 0.7, 0.3, 1);
  will-change: transform;
}

.card-stage:hover .app-card { transition: transform 0.12s ease-out; }

/* Click pulse — pops out then settles. Uses the `scale` property so it
   composes with the JS-driven `transform` tilt instead of fighting it. */
@keyframes cardPop {
  0% { scale: 1; }
  38% { scale: 1.05; }
  100% { scale: 1; }
}
.app-card.pop,
.howto.pop { animation: cardPop 0.34s cubic-bezier(0.2, 0.7, 0.3, 1); }

/* Cursor-following sheen — glass highlight parallax. */
.app-card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    420px 300px at var(--sheen-x, 30%) var(--sheen-y, 10%),
    rgba(255, 255, 255, 0.35),
    rgba(255, 255, 255, 0) 60%
  );
}

.titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 14px 8px;
}

.dots { display: flex; gap: 7px; }

.dots i {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(23, 27, 34, 0.16);
}

.status {
  display: flex;
  align-items: center;
  gap: 6px;
}

.status-name {
  font-size: 11px;
  font-weight: 560;
  letter-spacing: 0.02em;
  color: var(--card-text-secondary);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34c759;
  box-shadow: 0 0 6px rgba(52, 199, 89, 0.7);
}

.rows {
  list-style: none;
  padding: 8px 6px 0;
}

.rows li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  border-radius: 8px;
  height: 40px;
  overflow: hidden;
  transition: background 0.15s ease, height 0.3s ease, opacity 0.3s ease,
    padding 0.3s ease, transform 0.3s ease;
}

.rows li.hovered { background: rgba(23, 27, 34, 0.06); }

.rows li.removing {
  height: 0;
  opacity: 0;
  padding-top: 0;
  padding-bottom: 0;
  transform: translateX(14px);
}

.rows li.entering { animation: row-in 0.35s ease; }

.rows li.downloading { height: 54px; }

@keyframes row-in {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

.thumb {
  flex: none;
  width: 44px;
  height: 28px;
  border-radius: 5px;
  object-fit: cover;
  background: rgba(23, 27, 34, 0.08);
}

.row-title {
  flex: 1;
  min-width: 0;
  font-size: 12.5px;
  font-weight: 510;
  color: var(--card-text);
  white-space: nowrap;
  overflow: hidden;
}

.row-dur {
  flex: none;
  font-size: 10.5px;
  color: var(--card-text-secondary);
  font-variant-numeric: tabular-nums;
}

/* Download-in-progress row */
.row-progress {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.row-progress .row-title { flex: none; }

.row-status {
  font-size: 10px;
  color: var(--card-text-secondary);
}

.progress-track {
  height: 3px;
  border-radius: 2px;
  background: rgba(23, 27, 34, 0.12);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 2px;
  background: rgba(23, 27, 34, 0.6);
  transition: width 0.25s linear;
}

/* Add chrome: + button ↔ capsule field (mirrors the app's bottom bar). */
.addbar {
  position: absolute;
  right: 14px;
  bottom: 14px;
  left: 14px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  pointer-events: none;
}

.addbtn {
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  color: var(--card-text);
  font-size: 19px;
  font-weight: 600;
  line-height: 1;
  display: grid;
  place-items: center;
  transition: opacity 0.2s ease;
}

.addfield {
  position: absolute;
  right: 0;
  height: 36px;
  width: 36px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.75);
  display: flex;
  align-items: center;
  padding: 0 40px 0 14px;
  opacity: 0;
  overflow: hidden;
  transition: width 0.3s cubic-bezier(0.3, 0.8, 0.3, 1), opacity 0.2s ease;
}

.addbar.open .addfield { width: 100%; opacity: 1; }
.addbar.open .addbtn { opacity: 0; }

.addtext {
  font-size: 11.5px;
  color: var(--card-text);
  white-space: nowrap;
  overflow: hidden;
}

.addtext:empty + .caret::before {
  content: "Paste a YouTube link";
  color: var(--card-text-secondary);
  font-size: 11.5px;
}

.caret {
  display: inline-flex;
  align-items: center;
}

.addbar.open .caret::after {
  content: "";
  width: 1px;
  height: 14px;
  margin-left: 1px;
  background: rgba(23, 27, 34, 0.75);
  animation: blink 1s step-end infinite;
}

@keyframes blink { 50% { opacity: 0; } }

.send {
  position: absolute;
  right: 5px;
  width: 26px;
  height: 26px;
  border: none;
  background: none;
  color: var(--card-text);
  opacity: 0;
  transition: opacity 0.2s ease;
  display: grid;
  place-items: center;
}

.send svg { width: 22px; height: 22px; }

.addbar.open .send { opacity: 0.9; }

/* Context menu */
.ctxmenu {
  position: absolute;
  min-width: 150px;
  padding: 5px;
  border-radius: 9px;
  background: rgba(250, 251, 253, 0.9);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(23, 27, 34, 0.1);
  box-shadow: 0 12px 28px rgba(30, 45, 70, 0.22);
  opacity: 0;
  transform: scale(0.96);
  transform-origin: top left;
  transition: opacity 0.14s ease, transform 0.14s ease;
  pointer-events: none;
  z-index: 3;
}

.ctxmenu.open { opacity: 1; transform: none; }

.ctxitem {
  padding: 5px 10px;
  border-radius: 5px;
  font-size: 12px;
  color: var(--card-text);
}

.ctxitem.hovered { background: rgba(23, 27, 34, 0.07); }

.ctxitem.danger { color: #d93a30; }

.ctxsep {
  height: 1px;
  margin: 4px 8px;
  background: rgba(23, 27, 34, 0.1);
}

/* Demo cursor — ghost-mode pointer (translucent glass glyph + soft halo). */
.democursor {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 4;
  pointer-events: none;
  transform: translate(150px, 340px);
  transition: transform 0.7s cubic-bezier(0.3, 0.1, 0.25, 1);
}

.cursor-halo {
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(148, 128, 255, 0.5),
    rgba(148, 128, 255, 0.18) 55%,
    rgba(148, 128, 255, 0) 75%
  );
  filter: blur(5px);
  animation: halo-breathe 2.6s ease-in-out infinite;
  transition: opacity 0.15s ease, transform 0.15s ease;
}

@keyframes halo-breathe {
  0%, 100% { opacity: 0.75; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.12); }
}

.cursor-glyph {
  position: relative;
  display: block;
  filter: drop-shadow(0 1px 3px rgba(80, 70, 160, 0.35));
  transition: transform 0.1s ease;
}

.democursor.clicking .cursor-glyph {
  transform: scale(0.84);
  transform-origin: 35% 30%;
}

.democursor.clicking .cursor-halo {
  opacity: 1;
  transform: scale(0.85);
}

/* ---------------------------------------------------------------- footer */

footer {
  padding: 10px 24px 18px;
  font-size: 12.5px;
  color: var(--text-tertiary);
  text-align: center;
}

/* Short laptop viewports: compress further so the footer stays on-screen. */
@media (max-height: 760px) {
  main { gap: 14px; padding-top: 14px; }
  .icon { width: 72px; height: 72px; border-radius: 17px; }
  h1 { font-size: 26px; }
  .app-card { height: 372px; }
}

/* Tagline breaks after "podcasts" only on narrow screens. */
.br-mobile { display: none; }

/* -------------------------------------------------------------- mobile web */
@media (max-width: 640px) {
  .br-mobile { display: inline; }

  /* Just the live demo — hide the connect-guide replica. */
  .howto-stage { display: none; }
  .hero { gap: 0; }

  /* Demo-only hero on phones: the desktop DMG, the "coming soon" App Store
     badge, and the brew one-liner all drop out. */
  .actions,
  .brew { display: none; }

  /* Keep the trademark line to a single row. */
  .disclaimer {
    white-space: nowrap;
    font-size: clamp(6px, 2.15vw, 10.5px);
    padding-left: 12px;
    padding-right: 12px;
  }
}

footer a {
  color: var(--text-secondary);
  text-decoration: none;
}

footer a:hover { color: var(--text); }

/* Below the fold by design — a short scroll past the first screen reveals it. */
.disclaimer {
  width: 100%;
  padding: 22px 24px 26px;
  font-size: 10.5px;
  color: rgba(23, 27, 34, 0.32);
  max-width: 56em;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

footer span { margin: 0 6px; }

@media (prefers-reduced-motion: reduce) {
  #fx, .button, .app-card, .democursor { transition: none; }
  .democursor { display: none; }
}

/* ------------------------------------------- easter egg: swim lane */

.swim-lane {
  position: fixed;
  top: 0;
  bottom: 0;
  right: 12px;
  width: 104px;
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.45s ease;
  background: rgba(130, 165, 220, 0.05);
}

.swim-lane.visible { opacity: 1; }

/* Lane ropes: retro red/orange floats. */
.swim-lane::before,
.swim-lane::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 5px;
  background: repeating-linear-gradient(
    180deg,
    rgba(105, 125, 165, 0.5) 0 16px,
    rgba(255, 255, 255, 0.75) 16px 22px
  );
  opacity: 0.4;
}

.swim-lane::before { left: 0; }
.swim-lane::after { right: 0; }

.swimmer {
  position: absolute;
  left: 50%;
  margin-left: -42px;
  width: 84px;
  height: 96px;
  image-rendering: pixelated;
  will-change: transform;
  filter: drop-shadow(0 2px 3px rgba(40, 70, 140, 0.25));
}

@media (prefers-reduced-motion: reduce) {
  .swim-lane { display: none; }
}