/* Presentation shell: a quiet gallery around the phones. */
:root {
  --paper: #E5E7E3;
  --paper-2: #EEF0EC;
  --ink: #1C272B;
  --ink-2: #536166;
  --rule: #C5CBC6;
  --device: #1A1F21;
  --serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --sans: 'Public Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  display: flex; flex-direction: column; height: 100vh; height: 100dvh; overflow: hidden;
  background: var(--paper); color: var(--ink);
  font: 15px/1.5 var(--sans); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; text-align: left; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

/* Header */
.top {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 32px;
  padding: 22px 32px 14px; border-bottom: 1px solid var(--rule); flex: none;
}
h1 { margin: 0; font: 500 27px/1.15 var(--serif); letter-spacing: -0.005em; font-optical-sizing: auto; }
.lede { margin: 6px 0 0; color: var(--ink-2); font-size: 15px; max-width: 86ch; }
.by { margin: 2px 0 0; color: var(--ink-2); font-size: 12.5px; }
.modes { display: flex; gap: 28px; flex: none; }
.modes button { padding: 6px 0 7px; color: var(--ink-2); font-weight: 500; font-size: 14.5px; border-bottom: 2px solid transparent; }
.modes button:hover { color: var(--ink); }
.modes button[aria-pressed="true"] { color: var(--ink); border-bottom-color: var(--ink); }
.bar { display: none; }

/* Layout */
.layout { flex: 1; min-height: 0; display: grid; grid-template-columns: 272px minmax(0, 1fr) 256px; }
body[data-mode="three"] .layout { grid-template-columns: minmax(0, 1fr) 256px; }
body[data-mode="grid"] .layout { grid-template-columns: minmax(0, 1fr); }
body[data-mode="three"] .rail-left, body[data-mode="grid"] .rail { display: none; }
.rail { overflow: auto; padding: 24px 28px 28px; }
.rail-left { border-right: 1px solid var(--rule); }
.rail-right { border-left: 1px solid var(--rule); }
.rail-h { margin: 0 0 10px; font: 600 12.5px/1.2 var(--sans); color: var(--ink-2); letter-spacing: 0.01em; }

/* Direction switcher */
.vbtn { display: block; width: 100%; padding: 13px 12px 14px 14px; border-left: 2px solid transparent; }
.vbtn + .vbtn { margin-top: 2px; }
.vbtn:hover { background: var(--paper-2); }
.vbtn[aria-pressed="true"] { border-left-color: var(--ink); background: var(--paper-2); }
.swatch { display: flex; width: 60px; height: 6px; margin-bottom: 9px; box-shadow: 0 0 0 1px rgba(28, 39, 43, 0.12); }
.swatch i { flex: 1; }
.vname { display: block; font: 500 19px/1.2 var(--serif); }
.vletter { display: inline-block; width: 1.25em; color: var(--ink-2); font-weight: 400; }
.vtag { display: block; margin-top: 3px; color: var(--ink-2); font-size: 13.5px; line-height: 1.4; }
.idea { margin: 18px 0 0; padding-top: 16px; border-top: 1px solid var(--rule); font-size: 14px; line-height: 1.6; max-width: 40ch; }

/* Screens list */
.screens { list-style: none; margin: 0; padding: 0; }
.screens button { display: block; width: 100%; padding: 6px 0 6px 14px; border-left: 2px solid var(--rule); color: var(--ink-2); font-size: 14.5px; }
.screens button:hover { color: var(--ink); }
.screens button[aria-current="true"] { color: var(--ink); border-left-color: var(--ink); font-weight: 600; }
.note { margin-top: 22px; }
.note h3 { margin: 0 0 6px; font: 500 18px/1.25 var(--serif); }
.note p { margin: 0; color: var(--ink-2); font-size: 14px; line-height: 1.55; }
.tools { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--rule); }
.btn { padding: 7px 15px; border: 1px solid var(--ink); border-radius: 999px; font-size: 13.5px; font-weight: 500; white-space: nowrap; }
.btn:hover { background: var(--ink); color: var(--paper); }
.keys { margin: 14px 0 0; color: var(--ink-2); font-size: 12.5px; line-height: 1.9; }
kbd { display: inline-block; min-width: 20px; padding: 1px 5px; border: 1px solid var(--rule); border-bottom-width: 2px; border-radius: 4px; background: var(--paper-2); font: 600 11.5px/1.4 var(--sans); text-align: center; color: var(--ink); }

/* Stage and phones */
.stage {
  position: relative; min-width: 0; min-height: 0; overflow: hidden;
  display: flex; align-items: center; justify-content: center; gap: 40px; padding: 22px 28px;
  --s: 0.7; --W: 414; --H: 868;
}
.col { display: flex; flex-direction: column; align-items: center; gap: 12px; min-width: 0; }
.device { position: relative; flex: none; width: calc(var(--W) * var(--s) * 1px); height: calc(var(--H) * var(--s) * 1px); }
.device-inner {
  position: absolute; left: 0; top: 0; width: calc(var(--W) * 1px); height: calc(var(--H) * 1px);
  padding: 12px; border-radius: 62px; background: var(--device);
  transform: scale(var(--s)); transform-origin: 0 0;
  box-shadow: inset 0 0 0 2px #3B4448, 0 40px 70px -40px rgba(28, 39, 43, 0.55);
}
.device-screen { position: relative; width: 390px; height: 844px; border-radius: 50px; overflow: hidden; background: #F3F4F2; }
.device iframe { display: block; width: 390px; height: 844px; border: 0; background: #F3F4F2; }
.pending {
  position: absolute; inset: 0; display: none; flex-direction: column; justify-content: center; gap: 14px;
  padding: 56px; background: var(--paper-2); color: var(--ink);
}
.device.is-pending .pending { display: flex; }
.pending strong, .ph strong { font: 500 34px/1.15 var(--serif); }
.pending span, .ph span { font-size: 21px; line-height: 1.5; color: var(--ink-2); }
.shot-before { width: 100%; height: 100%; object-fit: contain; display: block; background: #F3F4F2; }
.ph { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; gap: 14px; padding: 56px; background: var(--paper-2); }
.ph::before { content: ''; width: 56px; height: 2px; background: var(--ink); margin-bottom: 8px; }
.cap { min-height: 58px; text-align: center; color: var(--ink-2); font-size: 13.5px; line-height: 1.35; }
.cap strong { display: block; color: var(--ink); font: 500 17px/1.3 var(--serif); }
.pager { display: flex; gap: 6px; justify-content: center; margin-top: 6px; }
.pager button { min-width: 26px; padding: 2px 6px; border: 1px solid var(--rule); border-radius: 999px; font-size: 12px; text-align: center; color: var(--ink-2); }
.pager button[aria-pressed="true"] { border-color: var(--ink); color: var(--ink); font-weight: 600; }
.col-name { display: block; text-align: center; padding: 2px 6px 4px; border-bottom: 2px solid transparent; }
.col-name:hover .vname { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.col.is-current .col-name { border-bottom-color: var(--ink); }
.col-name .vtag { font-size: 13px; }

/* All screens */
body[data-mode="grid"] .stage { display: block; overflow: auto; padding: 22px 32px 48px; }
.gbar { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 24px; margin-bottom: 24px; }
.gbar span { color: var(--ink-2); font-size: 13.5px; }
.gbar button { padding: 4px 0 5px; color: var(--ink-2); font-weight: 500; font-size: 14.5px; border-bottom: 2px solid transparent; }
.gbar button[aria-pressed="true"] { color: var(--ink); border-bottom-color: var(--ink); }
.grow + .grow { margin-top: 36px; padding-top: 24px; border-top: 1px solid var(--rule); }
.grow-h { display: flex; align-items: baseline; gap: 14px; margin: 0 0 16px; }
.grow-h h2 { margin: 0; font: 500 21px/1.2 var(--serif); }
.grow-h p { margin: 0; color: var(--ink-2); font-size: 14px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(168px, 1fr)); gap: 30px 24px; }
.tiles.all { grid-template-columns: repeat(9, minmax(108px, 1fr)); gap: 18px 16px; }
@media (min-width: 1100px) { .tiles { grid-template-columns: repeat(9, minmax(0, 1fr)); gap: 30px 20px; } }
.tile { display: flex; flex-direction: column; gap: 9px; min-width: 0; }
.shot { position: relative; display: block; aspect-ratio: 390 / 844; overflow: hidden; border-radius: 16px; background: var(--paper-2); box-shadow: 0 0 0 1px var(--rule); }
.tiles.all .shot { border-radius: 11px; }
.shot img { display: block; width: 100%; height: 100%; object-fit: cover; }
.tile:hover .shot, .tile:focus-visible .shot { box-shadow: 0 0 0 2px var(--ink); }
.tile:focus-visible { outline: none; }
.shot-ph { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; text-align: center; gap: 4px; padding: 12px; color: var(--ink-2); font-size: 12px; line-height: 1.35; }
.shot-ph b { color: var(--ink); font: 500 14px/1.2 var(--serif); }
.tile-label { font-size: 13.5px; font-weight: 500; line-height: 1.3; }

/* Phones */
@media (max-width: 699px) {
  .top { display: block; padding: 10px 16px 6px; border-bottom: 0; }
  h1 { font-size: 16.5px; }
  .lede, .modes { display: none; }
  .by { font-size: 11.5px; margin-top: 0; }
  .bar { display: block; flex: none; padding: 6px 16px 10px; border-bottom: 1px solid var(--rule); }
  .seg { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--ink); border-radius: 999px; overflow: hidden; }
  .seg button { padding: 7px 4px; font-size: 13px; font-weight: 500; text-align: center; white-space: nowrap; }
  .seg button + button { border-left: 1px solid var(--ink); }
  .seg button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
  .bar-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto; gap: 8px; margin-top: 8px; }
  .bar .btn { padding: 6px 12px; }
  select { min-width: 0; padding: 6px 8px; border: 1px solid var(--rule); border-radius: 8px; background: var(--paper-2); color: var(--ink); font: 500 14px/1.3 var(--sans); }
  select:disabled { opacity: 0.5; }
  .layout, body[data-mode] .layout { display: flex; }
  .rail, body[data-mode] .rail { display: none; }
  .stage { flex: 1; padding: 10px 16px; gap: 18px; }
  body[data-mode="compare"] .stage { flex-direction: column; justify-content: flex-start; overflow-y: auto; }
  body[data-mode="compare"] .col { flex: none; }
  body[data-mode="three"] .col { display: none; }
  body[data-mode="three"] .col.is-current { display: flex; }
  .col-name { display: none; }
  .device-inner { padding: 0; border-radius: 26px; box-shadow: 0 0 0 1px var(--rule); }
  .device-screen { border-radius: 26px; }
  body[data-mode="grid"] .stage { padding: 14px 16px 32px; }
  .tiles { grid-template-columns: repeat(auto-fill, minmax(100px, 1fr)); gap: 18px 12px; }
  .tiles.all { grid-template-columns: repeat(9, 96px); overflow-x: auto; padding-bottom: 6px; }
  .grow-h { display: block; }
  .gbar > span, .gbar [data-scope]:not([data-scope="all"]) { display: none; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }