@font-face {
  font-family: "RocoRune";
  src: url("./fonts/roco-rune/RUNEREGULAR.ttf") format("truetype");
  font-display: swap;
}

:root {
  --translator-line: rgba(170, 214, 255, 0.16);
  --translator-line-strong: rgba(170, 214, 255, 0.28);
  --translator-text: #eef7ff;
  --translator-muted: #9ebcd8;
  --translator-accent: #7be4ff;
  --translator-accent-2: #94f3d0;
  --translator-shadow: 0 24px 56px rgba(2, 8, 20, 0.34);
  --translator-panel: linear-gradient(165deg, rgba(17, 33, 58, 0.96), rgba(9, 18, 31, 0.94));
  --translator-panel-soft: linear-gradient(165deg, rgba(14, 30, 52, 0.94), rgba(8, 16, 30, 0.96));
  --translator-radius-xl: 24px;
  --translator-radius-lg: 20px;
  --translator-radius-md: 16px;
  --translator-keyboard-space: 0px;
}

.rune-translator-page {
  color: var(--translator-text);
}

.translator-backdrop {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

.translator-backdrop-a {
  background:
    radial-gradient(circle at 12% 18%, rgba(95, 138, 123, 0.18), transparent 22%),
    radial-gradient(circle at 86% 14%, rgba(92, 182, 255, 0.14), transparent 24%);
}

.translator-backdrop-b {
  background:
    linear-gradient(115deg, rgba(255, 255, 255, 0.18), transparent 34%),
    linear-gradient(300deg, rgba(255, 255, 255, 0.16), transparent 38%);
}

.translator-shell {
  max-width: 1040px;
  margin: 0 auto;
  padding: 24px 16px calc(40px + var(--translator-keyboard-space));
  display: grid;
  gap: 14px;
  transition: padding-bottom 0.2s ease;
}

.translator-card {
  border: 1px solid var(--translator-line);
  border-radius: var(--translator-radius-xl);
  background:
    radial-gradient(circle at top left, rgba(123, 228, 255, 0.12), transparent 32%),
    var(--translator-panel);
  box-shadow: var(--translator-shadow);
  backdrop-filter: blur(12px);
}

.translator-hero,
.translator-panel {
  padding: 18px;
}

.translator-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
}

.translator-hero-copy,
.translator-keyboard-title {
  display: grid;
  gap: 8px;
}

.translator-eyebrow {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #d2ebff;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.translator-hero h1,
.translator-panel h2 {
  margin: 0;
}

.translator-hero h1 {
  font-size: clamp(26px, 4.6vw, 40px);
  line-height: 1.06;
}

.translator-subline {
  margin: 0;
  color: var(--translator-muted);
  font-size: 15px;
  line-height: 1.75;
}

.translator-hero-actions,
.translator-panel-head,
.translator-meta-row,
.translator-keyboard-head,
.translator-keyboard-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.translator-hero-actions,
.translator-meta-row,
.translator-keyboard-actions {
  flex-wrap: wrap;
}

.translator-panel-head,
.translator-keyboard-head {
  justify-content: space-between;
}

.translator-panel-head {
  margin-bottom: 12px;
}

.translator-panel-head h2 {
  font-size: 17px;
}

.translator-panel-note {
  color: var(--translator-muted);
  font-size: 13px;
}

.translator-meta-pill {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--translator-line);
  background: rgba(255, 255, 255, 0.08);
  color: #e5f4ff;
  font-size: 12px;
  font-weight: 800;
}

.translator-btn {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 16px;
  padding: 11px 16px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform 0.16s ease, border-color 0.16s ease, background-color 0.16s ease, opacity 0.16s ease;
}

.translator-btn:hover {
  transform: translateY(-1px);
}

.translator-btn-primary {
  color: #061321;
  background: linear-gradient(135deg, var(--translator-accent), var(--translator-accent-2));
  box-shadow: 0 18px 34px rgba(47, 153, 182, 0.24);
}

.translator-btn-secondary {
  color: #e9f7ff;
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--translator-line);
}

.translator-btn-ghost {
  color: #bfd8f1;
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(170, 214, 255, 0.16);
}

.translator-rune-input,
.translator-english-output {
  width: 100%;
  min-height: 180px;
  margin: 0;
  padding: 18px;
  border: 1px solid var(--translator-line);
  border-radius: var(--translator-radius-lg);
  background: rgba(3, 10, 18, 0.28);
  color: var(--translator-text);
  resize: none;
  overflow: auto;
  outline: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.translator-rune-input:focus,
.translator-english-output:focus {
  border-color: var(--translator-line-strong);
  box-shadow: 0 0 0 4px rgba(123, 228, 255, 0.08);
  transform: translateY(-1px);
}

.translator-rune-input {
  font-family: "RocoRune", "Microsoft YaHei", sans-serif;
  font-size: clamp(28px, 4.1vw, 54px);
  line-height: 1.35;
  letter-spacing: 0.06em;
  min-height: 200px;
}

.translator-rune-input::placeholder {
  color: rgba(255, 255, 255, 0.36);
}

.translator-english-output {
  min-height: 132px;
  font-size: 20px;
  line-height: 1.7;
}

.translator-floating-btn {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 7;
  width: 56px;
  height: 56px;
  border: 0;
  border-radius: 50%;
  color: #061321;
  background: linear-gradient(135deg, var(--translator-accent), var(--translator-accent-2));
  box-shadow: 0 18px 34px rgba(47, 153, 182, 0.28);
  font-size: 18px;
  cursor: pointer;
}

.translator-keyboard-backdrop {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: calc(var(--translator-keyboard-space) + 24px);
  background: linear-gradient(180deg, rgba(7, 17, 29, 0) 0%, rgba(7, 17, 29, 0.06) 52%, rgba(7, 17, 29, 0.16) 100%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
  z-index: 8;
}

.translator-keyboard-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.translator-keyboard-sheet {
  position: fixed;
  left: 50%;
  bottom: 0;
  width: min(940px, calc(100vw - 20px));
  max-height: min(62vh, 430px);
  overflow: auto;
  border: 1px solid var(--translator-line);
  border-bottom: 0;
  border-radius: 24px 24px 0 0;
  background:
    radial-gradient(circle at top left, rgba(123, 228, 255, 0.12), transparent 34%),
    var(--translator-panel-soft);
  box-shadow: 0 -20px 40px rgba(2, 8, 20, 0.36);
  transform: translateX(-50%) translateY(105%);
  transition: transform 0.22s ease;
  z-index: 9;
}

.translator-keyboard-sheet.is-open {
  transform: translateX(-50%) translateY(0);
}

.translator-keyboard-grabber {
  width: 60px;
  height: 6px;
  margin: 10px auto 0;
  border-radius: 999px;
  background: rgba(170, 214, 255, 0.22);
}

.translator-keyboard-head {
  padding: 12px 16px 10px;
}

.translator-keyboard-title strong,
.translator-keyboard-title span {
  display: block;
}

.translator-keyboard-title span {
  color: var(--translator-muted);
  font-size: 12px;
}

.translator-keyboard-body {
  padding: 8px 14px 18px;
  overflow-x: hidden;
}

.translator-kb-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 10px;
  width: 100%;
}

.translator-kb-key {
  min-width: 72px;
  min-height: 72px;
  padding: 10px 8px 8px;
  border-radius: 18px;
  border: 1px solid rgba(170, 214, 255, 0.14);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.10), rgba(255, 255, 255, 0.05));
  color: var(--translator-text);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 12px 24px rgba(2, 8, 20, 0.18);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  cursor: pointer;
  transition: transform 0.16s ease, border-color 0.16s ease, background-color 0.16s ease;
}

.translator-kb-key:hover {
  transform: translateY(-1px);
  border-color: rgba(170, 214, 255, 0.28);
}

.translator-kb-key-rune {
  font-family: "RocoRune", "Microsoft YaHei", sans-serif;
  font-size: 30px;
  line-height: 1;
}

.translator-kb-key small {
  color: var(--translator-muted);
  font-size: 11px;
  letter-spacing: 0.08em;
}

.translator-kb-key-special {
  min-width: 104px;
}

.translator-toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(16px);
  padding: 12px 16px;
  border-radius: 999px;
  background: rgba(9, 18, 31, 0.92);
  color: #f3fbff;
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 10;
}

.translator-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 900px) {
  .translator-hero {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .translator-shell {
    padding: 16px 8px calc(26px + var(--translator-keyboard-space));
  }

  .translator-hero,
  .translator-panel {
    padding: 14px;
  }

  .translator-rune-input {
    min-height: 148px;
    font-size: 30px;
  }

  .translator-english-output {
    min-height: 112px;
    font-size: 17px;
  }

  .translator-keyboard-sheet {
    width: calc(100vw - 4px);
    max-height: min(56vh, 360px);
    border-radius: 20px 20px 0 0;
  }

  .translator-keyboard-body {
    padding: 8px 10px 12px;
  }

  .translator-kb-row {
    gap: 4px;
  }

  .translator-kb-key {
    min-width: 0;
    min-height: 54px;
    flex: 1 1 0;
    max-width: 42px;
    border-radius: 14px;
    padding: 7px 4px 6px;
  }

  .translator-kb-key-rune {
    font-size: 20px;
    line-height: 1;
  }

  .translator-kb-key small {
    font-size: 10px;
    letter-spacing: 0.04em;
  }

  .translator-kb-key-special {
    min-width: 0;
    max-width: none;
    flex: 1 1 0;
  }
}