/* ThaiBreak Live Demo */

:root {
  color-scheme: light dark;
  --font: "IBM Plex Sans Thai", "Noto Sans Thai", "Sarabun", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --bg: #f6f7fb;
  --surface: #ffffff;
  --surface-2: #f1f3f9;
  --border: #e2e6ef;
  --text: #1d2433;
  --muted: #637089;
  --primary: #4338ca;
  --primary-ink: #ffffff;
  --primary-soft: #eef0ff;
  --focus: #6366f1;
  --danger: #c2410c;

  --src-base: #e8ebf3;
  --src-base-ink: #1d2433;
  --src-extra: #dbeafe;
  --src-extra-ink: #1e3a8a;
  --src-user: #d1fae5;
  --src-user-ink: #065f46;
  --src-oov: #fee2e2;
  --src-oov-ink: #991b1b;
  --changed: #a21caf;
  --dot: #b4bccd;

  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgb(16 24 40 / 6%), 0 4px 16px rgb(16 24 40 / 5%);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1320;
    --surface: #171c2c;
    --surface-2: #1f2538;
    --border: #2c3450;
    --text: #e6e9f2;
    --muted: #97a1ba;
    --primary: #818cf8;
    --primary-ink: #0f1320;
    --primary-soft: #262d4d;
    --focus: #a5b4fc;
    --danger: #fb923c;

    --src-base: #2a3148;
    --src-base-ink: #e6e9f2;
    --src-extra: #1e3a5f;
    --src-extra-ink: #bfdbfe;
    --src-user: #14433a;
    --src-user-ink: #a7f3d0;
    --src-oov: #4c1d24;
    --src-oov-ink: #fecaca;
    --changed: #f0abfc;
    --dot: #56607a;
    --shadow: 0 1px 2px rgb(0 0 0 / 30%);
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
}

a { color: var(--primary); text-underline-offset: 2px; }
code, kbd, pre { font-family: var(--mono); font-size: 0.88em; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 6px; }

.wrap { width: min(1240px, 100% - 32px); margin-inline: auto; }
.muted { color: var(--muted); }
.spacer { flex: 1; }
.grow { flex: 1; min-width: 0; }

.skip-link {
  position: absolute; left: -999px; top: 8px; z-index: 10;
  background: var(--surface); padding: 8px 12px; border-radius: 8px;
}
.skip-link:focus { left: 8px; }

/* ---------- Header & hero ---------- */
.site-header {
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-row { display: flex; align-items: center; gap: 16px; min-height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; color: inherit; text-decoration: none; }
.brand-mark {
  display: grid; place-items: center; width: 34px; height: 34px; border-radius: 9px;
  background: var(--primary); color: var(--primary-ink); font-weight: 700; font-size: 14px;
}
.brand-name { font-weight: 700; font-size: 18px; }
.brand-name small { font-weight: 500; color: var(--muted); font-size: 14px; margin-left: 4px; }
.header-nav { margin-left: auto; display: flex; align-items: center; gap: 18px; font-size: 15px; }
.header-nav a { color: var(--muted); text-decoration: none; }
.header-nav a:hover { color: var(--text); }
@media (max-width: 640px) {
  .header-nav a:not(.btn-github) { display: none; }
}
.btn-github {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border: 1px solid var(--border); border-radius: 999px;
  background: var(--surface); color: var(--text) !important;
}

.hero { padding: 36px 0 20px; }
.hero h1 { margin: 0 0 8px; font-size: clamp(26px, 4vw, 36px); line-height: 1.25; letter-spacing: -0.01em; }
.lead { margin: 0; max-width: 820px; color: var(--muted); font-size: 17px; }
.hero-facts { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 18px 0 0; font-size: 14px; }
.hero-facts li { padding: 4px 12px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); }
.hero-facts .fact-privacy { background: var(--src-user); color: var(--src-user-ink); border-color: transparent; }

/* ---------- Layout & panels ---------- */
.layout {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  padding-bottom: 32px;
}
@media (max-width: 960px) {
  .layout { grid-template-columns: 1fr; }
}
@media (max-width: 960px) {
  .settings { order: 2; }
  .workspace { order: 1; }
}
.workspace { display: grid; gap: 20px; min-width: 0; }

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
}
.panel-title { margin: 0; font-size: 18px; }
.panel-head { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; margin-bottom: 12px; }

/* ---------- Settings ---------- */
.field { border: 0; padding: 0; margin: 18px 0 0; }
.field legend { font-weight: 600; font-size: 14px; color: var(--muted); margin-bottom: 8px; padding: 0; }

.segmented { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; padding: 4px; border-radius: 12px; background: var(--surface-2); }
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented label {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 8px 6px; border-radius: 9px; cursor: pointer; line-height: 1.3;
}
.segmented label small { color: var(--muted); font-size: 11.5px; }
.segmented input:checked + label { background: var(--surface); box-shadow: var(--shadow); font-weight: 600; }
.segmented input:focus-visible + label { outline: 2px solid var(--focus); }

.dict-row { display: flex; gap: 10px; align-items: flex-start; padding: 10px 0; border-top: 1px solid var(--border); }
.dict-row:first-of-type { border-top: 0; }
.dict-row > .swatch { margin-top: 6px; }
.dict-name { display: block; font-weight: 600; }
.dict-meta { font-size: 13px; color: var(--muted); }
select, input[type="number"], textarea {
  font: inherit; color: inherit; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
}
select { width: 100%; margin: 4px 0; padding: 7px 10px; }

.dropzone {
  display: grid; justify-items: center; gap: 2px; text-align: center;
  margin: 6px 0; padding: 12px; border: 1.5px dashed var(--border); border-radius: var(--radius-sm);
  color: var(--muted); cursor: pointer; font-size: 14px;
}
.dropzone:hover, .dropzone.dragover { border-color: var(--primary); background: var(--primary-soft); color: var(--text); }
.dropzone small { font-size: 12px; }
#user-words { width: 100%; padding: 8px 10px; resize: vertical; font-size: 14px; }
.inline-fields { display: flex; align-items: center; gap: 8px; margin-top: 6px; font-size: 14px; }
.inline-fields input { width: 76px; padding: 4px 8px; }
.user-status { margin-top: 6px; font-size: 13px; color: var(--muted); }
.user-status.ok { color: var(--src-user-ink); }
.user-status.warn { color: var(--danger); }
.button-row { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; margin-top: 8px; }

.check { display: flex; align-items: center; gap: 8px; font-size: 14px; margin: 4px 0; cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--primary); }
.help { font-size: 13.5px; color: var(--muted); margin: 6px 0; }

/* ---------- Buttons ---------- */
button { font: inherit; cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: 0.5; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 18px; border: 0; border-radius: 999px;
  background: var(--primary); color: var(--primary-ink); font-weight: 600;
}
.btn-primary kbd { font-size: 11px; padding: 1px 5px; border-radius: 4px; background: rgb(255 255 255 / 20%); }
.btn-ghost {
  padding: 6px 12px; border: 1px solid var(--border); border-radius: 999px;
  background: var(--surface); color: var(--text); font-size: 14px;
}
.btn-ghost:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.btn-ghost.danger:hover:not(:disabled) { border-color: var(--danger); color: var(--danger); }
.btn-link { border: 0; background: none; color: var(--primary); padding: 0; font-size: 13px; text-decoration: underline; }
.chip {
  padding: 4px 12px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--surface-2); color: var(--text); font-size: 13.5px;
}
.chip:hover, .chip.active { border-color: var(--primary); background: var(--primary-soft); }
.presets { display: flex; flex-wrap: wrap; gap: 6px; }

/* ---------- Input ---------- */
.text-input {
  display: block; width: 100%; min-height: 150px; padding: 12px 14px;
  font-size: 17px; line-height: 1.75; resize: vertical;
}
.input-foot { display: flex; align-items: center; gap: 8px; margin-top: 10px; font-size: 14px; }

/* ---------- Output ---------- */
.stats { display: flex; flex-wrap: wrap; gap: 6px; margin-left: auto; font-size: 13px; }
.stat { padding: 2px 10px; border-radius: 999px; background: var(--surface-2); color: var(--muted); }
.stat strong { color: var(--text); font-weight: 600; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 14px; overflow-x: auto; }
.tabs [role="tab"] {
  padding: 8px 14px; border: 0; border-bottom: 2px solid transparent; margin-bottom: -1px;
  background: none; color: var(--muted); white-space: nowrap;
}
.tabs [role="tab"][aria-selected="true"] { color: var(--text); border-bottom-color: var(--primary); font-weight: 600; }

.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; list-style: none; padding: 0; margin: 0 0 10px; font-size: 13px; color: var(--muted); }
.legend li { display: flex; align-items: center; gap: 6px; }
.legend.hidden-colors li:not(:last-child) { display: none; }

.swatch { display: inline-block; flex: none; width: 12px; height: 12px; border-radius: 4px; }
.swatch-base { background: var(--src-base); border: 1px solid var(--border); }
.swatch-extra { background: var(--src-extra); }
.swatch-user { background: var(--src-user); }
.swatch-oov { background: var(--src-oov); border: 1px dashed var(--src-oov-ink); }
.swatch-changed { background: transparent; border-bottom: 3px solid var(--changed); border-radius: 0; height: 8px; }

.output {
  min-height: 120px; padding: 14px 16px; border-radius: var(--radius-sm);
  background: var(--surface-2); font-size: 18px; line-height: 2.2;
  overflow-wrap: anywhere;
}
.output-compact { min-height: 0; font-size: 16px; line-height: 2; }
.placeholder { color: var(--muted); font-style: italic; font-size: 15px; }

.tok {
  display: inline; padding: 2px 3px; border-radius: 5px;
  box-decoration-break: clone; -webkit-box-decoration-break: clone;
}
.colored .tok.src-base { background: var(--src-base); color: var(--src-base-ink); }
.colored .tok.src-extra { background: var(--src-extra); color: var(--src-extra-ink); }
.colored .tok.src-user { background: var(--src-user); color: var(--src-user-ink); }
.colored .tok.src-oov { background: var(--src-oov); color: var(--src-oov-ink); outline: 1px dashed currentColor; outline-offset: -1px; }
.tok.changed { text-decoration: underline wavy var(--changed); text-decoration-thickness: 1.5px; text-underline-offset: 6px; }
.tok:hover { outline: 2px solid var(--primary); outline-offset: 0; }
.sep {
  display: inline-block; width: 5px; height: 5px; margin: 0 4px; border-radius: 50%;
  background: var(--dot); vertical-align: 0.2em;
}

.compare { margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--border); }
.compare-head { display: flex; flex-wrap: wrap; gap: 4px 12px; align-items: baseline; margin-bottom: 8px; font-size: 14px; }

/* ---------- Wrap preview ---------- */
.slider-row { display: flex; align-items: center; gap: 12px; font-size: 14px; margin: 8px 0 12px; }
.slider-row input { flex: 1; max-width: 360px; accent-color: var(--primary); }
.wrap-compare { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; }
.wrap-compare figure { margin: 0; min-width: 0; overflow-x: auto; }
.wrap-compare figcaption { font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.wrap-box {
  width: 320px; max-width: none; padding: 12px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface); font-size: 17px; line-height: 1.8;
  background-image: linear-gradient(to right, transparent calc(100% - 1px), var(--primary) 0);
}
#wrap-browser { white-space: pre-line; }
#wrap-thaibreak { word-break: keep-all; }
#wrap-thaibreak .seg { white-space: nowrap; }

/* ---------- Export & code ---------- */
.export-grid { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.preview, .code {
  margin: 0 0 10px; padding: 12px 14px; max-height: 260px; overflow: auto;
  border-radius: var(--radius-sm); background: var(--surface-2); border: 1px solid var(--border);
  white-space: pre-wrap; word-break: break-word; font-size: 13.5px; line-height: 1.6;
}
.code-tabs { display: flex; gap: 6px; margin-bottom: 10px; }

/* ---------- Related & footer ---------- */
.related { padding: 12px 0 28px; }
.related h2 { font-size: 20px; margin: 0 0 12px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; }
.card {
  display: flex; flex-direction: column; gap: 6px; padding: 16px;
  border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface);
  color: inherit; text-decoration: none; box-shadow: var(--shadow);
}
.card:hover { border-color: var(--primary); }
.card strong { color: var(--primary); }
.card span { font-size: 14px; color: var(--muted); flex: 1; }
.card em { font-style: normal; font-size: 12px; color: var(--muted); }
.registries { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 16px 0 0; font-size: 13.5px; }
.registries a {
  display: inline-block; padding: 4px 12px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text); text-decoration: none;
}
.registries a:hover { border-color: var(--primary); }

.site-footer { border-top: 1px solid var(--border); padding: 18px 0 28px; font-size: 14px; }
.site-footer p { margin: 4px 0; }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px);
  padding: 8px 16px; border-radius: 999px; background: var(--text); color: var(--bg);
  font-size: 14px; opacity: 0; pointer-events: none; transition: opacity 0.2s, transform 0.2s;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.noscript { text-align: center; padding: 16px; }