:root {
  --bg: #0b0b10;
  --card: #15151d;
  --line: #2a2a36;
  --text: #ececf2;
  --muted: #9a9aab;
  --pink: #ff6fd8;
  --green: #8be000;
  --radius: 12px;
  color-scheme: dark;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

* { box-sizing: border-box; }
body { margin: 0; }
h1, h2, h3, p { margin: 0; }

.site-header {
  padding: 28px 24px 8px;
  max-width: 1360px;
  margin: 0 auto;
}
.title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.header-actions { display: flex; gap: 8px; flex: none; align-items: center; }
.header-actions a,
.header-actions button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 14px;
  text-decoration: none;
}
.header-actions a:hover { border-color: #444457; }
.icon { width: 16px; height: 16px; flex: none; }
.site-header h1 {
  font-size: 28px;
  letter-spacing: 0.5px;
}
#logo {
  color: var(--pink);
  background: none;
  border: 0;
  border-radius: 0;
  padding: 0;
  letter-spacing: inherit;
}
.site-header p { color: var(--muted); margin-top: 6px; }
#import-error[hidden] { display: none; }

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  grid-template-areas:
    "pick preview"
    "program preview"
    "trouble trouble"
    "guide guide";
  gap: 16px;
  padding: 16px 24px 40px;
  max-width: 1360px;
  margin: 0 auto;
}
.area-pick { grid-area: pick; }
.area-preview { grid-area: preview; min-height: 0; }
.area-program { grid-area: program; }
.area-trouble { grid-area: trouble; }
.area-guide { grid-area: guide; }
@media (max-width: 860px) {
  .layout {
    grid-template-columns: 1fr;
    grid-template-areas: "pick" "preview" "program" "trouble" "guide";
  }
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.card h2 { font-size: 17px; display: flex; align-items: center; gap: 10px; }
.card h3 { font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin-bottom: 8px; }
.step-num {
  display: inline-grid; place-items: center;
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--pink); color: #000; font-size: 13px; font-weight: 700;
}

button, select {
  font: inherit;
  color: var(--text);
  background: #22222d;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
}
button:hover { border-color: #444457; }
button:focus-visible, select:focus-visible, input:focus-visible, .header-actions a:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}
button.primary {
  background: var(--green);
  color: #071000;
  border-color: var(--green);
  font-weight: 700;
  padding: 12px 18px;
}
button.primary:hover { filter: brightness(1.08); }
button.quiet { background: transparent; color: var(--muted); }
button:disabled { opacity: 0.4; cursor: not-allowed; }

.hint, .note { color: var(--muted); font-size: 13px; line-height: 1.45; }

.slots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.slot {
  display: flex; flex-direction: column; align-items: flex-start; gap: 8px;
  padding: 10px; text-align: left;
}
.slot[aria-pressed="true"] { border-color: var(--pink); box-shadow: 0 0 0 1px var(--pink) inset; }
.slot .label { font-size: 12px; color: var(--muted); }
.slot .value { font-weight: 600; }

.swatch {
  display: inline-block;
  width: 100%; height: 34px; border-radius: 6px;
  border: 1px solid #ffffff22;
}
.swatch.blank, .chip-dot.blank {
  background:
    linear-gradient(135deg,
      transparent calc(50% - 1.5px),
      #ff4d4d calc(50% - 1.5px) calc(50% + 1.5px),
      transparent calc(50% + 1.5px)),
    #000;
  border-color: #ff4d4d;
}

.chart {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(52px, 1fr));
  gap: 6px;
}
.chart button {
  height: 40px; padding: 0;
  font-weight: 700; font-size: 13px;
  color: #000;
  border: 2px solid transparent;
}
.chart button.blank { color: #fff; border-color: #ff4d4d; }
.chart button[aria-pressed="true"] { border-color: #fff; box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px #fff; }
.chart button.blank[aria-pressed="true"] { border-color: #ff4d4d; }

.chips { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px; }
.light-pager { margin-top: auto; }
.heading-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
.heading-row h3 { margin-bottom: 0; }
.heading-row > button,
.idea-actions button { padding: 4px 10px; font-size: 13px; }
.idea-actions { display: flex; gap: 6px; flex: none; }
.card > .heading-row { margin-bottom: 0; flex-wrap: wrap; }
.history-actions { display: flex; gap: 6px; flex: none; }
.history-actions button { padding: 4px 10px; font-size: 13px; }
.segment { display: flex; gap: 6px; align-items: center; }
.segment button { padding: 4px 10px; font-size: 13px; }
.segment button[aria-pressed="true"] { border-color: var(--green); color: var(--green); }
.apply-all { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); }
.apply-all[hidden] { display: none; }
.apply-all input { accent-color: var(--green); }
.light-pages { display: grid; grid-template-columns: repeat(8, 1fr); gap: 6px; }
.light-pages[hidden] { display: none; }
.light-pages button { padding: 8px 0; font-weight: 700; border-color: var(--green); color: var(--green); }
.light-pages button:hover { border-color: var(--green); }
.light-pages button[aria-pressed="true"],
.light-pages button[aria-pressed="true"]:hover { border-color: var(--pink); color: var(--pink); }
.chip {
  display: flex; align-items: center; gap: 4px;
  width: 100%;
  padding: 6px 8px; font-size: 13px;
}
.chip[aria-pressed="true"] { border-color: var(--green); color: var(--green); }
.chip-dot { width: 14px; height: 14px; border-radius: 50%; display: inline-block; border: 1px solid #ffffff22; flex: none; }
.chip-name { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chip .icon { width: 14px; height: 14px; color: var(--muted); }

.preview-wrap { position: relative; flex: 1; min-height: 0; }
canvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  background: #000; border-radius: 10px; display: block;
}
@media (max-width: 860px) {
  .preview-wrap { flex: none; }
  canvas { position: static; height: auto; aspect-ratio: 1 / 1; }
}
.preview-controls {
  position: absolute; right: 8px; bottom: 8px;
  display: flex; gap: 8px; align-items: center;
}
.preview-controls button { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; font-size: 13px; background: #000a; }
.preview-controls button[aria-pressed="true"] { border-color: var(--green); color: var(--green); }
.preview-wrap:fullscreen,
.preview-wrap:-webkit-full-screen {
  display: grid;
  place-items: center;
  background: #000;
  width: 100%;
  height: 100%;
}
.preview-wrap:fullscreen canvas,
.preview-wrap:-webkit-full-screen canvas {
  position: static;
  width: min(100vw, 100vh);
  height: min(100vw, 100vh);
  border-radius: 0;
}
.preview-wrap:fullscreen .preview-controls,
.preview-wrap:-webkit-full-screen .preview-controls {
  position: fixed;
  right: 16px;
  bottom: 16px;
}
.stars { display: grid; gap: 6px; }
.star-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.star {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 6px; font-size: 12px; line-height: 1.2; text-align: center;
}
.star img { width: 100%; aspect-ratio: 1; object-fit: contain; background: #000; border-radius: 6px; }
.star[aria-pressed="true"] { border-color: var(--green); color: var(--green); }
.toggle { display: inline-flex; gap: 6px; align-items: center; font-size: 13px; color: var(--muted); }
.modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.modes button { font-size: 13px; padding: 8px 6px; text-align: left; }
.modes button[aria-pressed="true"] { border-color: var(--green); color: var(--green); }
.modes .n { color: var(--muted); margin-right: 4px; }

.plan-summary { line-height: 1.5; }
details { border-top: 1px solid var(--line); padding-top: 10px; }
summary { cursor: pointer; color: var(--muted); font-size: 14px; }
details[open] summary { margin-bottom: 10px; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 14px; margin: 10px 0; border: 0; padding: 0; }
.field legend { margin-bottom: 6px; }
.field label { display: flex; gap: 8px; align-items: center; }
.trouble { margin: 0; padding-left: 18px; display: grid; gap: 8px; font-size: 14px; line-height: 1.45; color: var(--muted); }
.trouble strong { color: var(--text); }
.guide { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.guide figure { margin: 0; display: grid; gap: 8px; }
.guide img { width: 100%; height: auto; border-radius: 10px; background: #000; }
@media (max-width: 860px) {
  .guide { grid-template-columns: 1fr; }
}

dialog {
  width: min(600px, calc(100vw - 32px));
  background: var(--card); color: var(--text);
  border: 1px solid var(--line); border-radius: 16px;
  padding: 24px;
}
dialog::backdrop { background: #000c; }
.coach-close { position: absolute; right: 12px; top: 12px; }
.coach-close button { background: transparent; border: 0; color: var(--muted); font-size: 18px; }
.coach-progress { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); margin-right: 32px; }
.bar { height: 4px; background: var(--line); border-radius: 2px; overflow: hidden; }
.bar > div { height: 100%; background: var(--green); transition: width 0.2s; }
.coach-slots { display: flex; gap: 8px; margin: 18px 0 10px; }
.coach-slots .s {
  flex: 1; display: flex; align-items: center; gap: 8px;
  padding: 6px 8px; border-radius: 8px; border: 1px solid var(--line); font-size: 13px; color: var(--muted);
}
.coach-slots .s.active { border-color: var(--pink); color: var(--text); }
.coach-slots .s.saved { color: var(--green); }
#coach-title { font-size: 22px; line-height: 1.3; margin: 8px 0; }
.coach-big {
  font-size: 88px; font-weight: 800; text-align: center;
  font-variant-numeric: tabular-nums;
  min-height: 1.1em; line-height: 1.1;
  color: var(--pink);
}
.coach-big .of { font-size: 32px; color: var(--muted); font-weight: 600; }
.coach-big.pulse { animation: pulse 0.15s ease-out; }
@keyframes pulse { from { transform: scale(1.12); } to { transform: scale(1); } }
.coach-big.holding { color: var(--green); }
.coach-detail { color: var(--muted); line-height: 1.5; min-height: 3em; }
.coach-expect { display: flex; gap: 10px; align-items: center; margin: 12px 0; font-size: 14px; }
.coach-expect .swatch { width: 60px; height: 28px; }
.coach-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; margin-top: 12px; }
.coach-actions .coach-auto { margin-right: auto; display: inline-flex; gap: 6px; align-items: center; font-size: 14px; color: var(--muted); }
.coach-actions [hidden] { display: none; }
.coach-lights { display: grid; grid-template-columns: repeat(8, 1fr); gap: 6px; margin-top: 16px; }
.coach-lights button { padding: 8px 0; font-weight: 700; }
.coach-lights button.done,
.coach-lights button.done:hover { border-color: var(--green); color: var(--green); }
.coach-lights button[aria-pressed="true"],
.coach-lights button[aria-pressed="true"]:hover { border-color: var(--pink); color: var(--pink); }
#idea-dialog { width: min(420px, calc(100vw - 32px)); }
.idea-form { display: grid; gap: 12px; }
.idea-form h2 { font-size: 20px; margin-right: 32px; }
.idea-form .field { margin: 0; }
.idea-form input {
  font: inherit; color: var(--text); background: #22222d;
  border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px;
}
.idea-colors { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.idea-colors figure { margin: 0; display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
.idea-mode { font-size: 14px; }
.idea-mode .n { color: var(--muted); }

@media (prefers-reduced-motion: reduce) {
  .coach-big.pulse { animation: none; }
}