@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --ink:    #0f0e0d;
  --paper:  #f8f5f0;
  --cream:  #ede9e3;
  --warm:   #c9b99a;
  --gold:   #b08d57;
  --ember:  #7c3a1e;
  --muted:  #7a746b;
  --white:  #ffffff;
  --green:  #16a34a;
  --red:    #ef4444;
  --blue:   #2563eb;
  --r: 12px;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--paper);
  color: var(--ink);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Header ── */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 48px;
  border-bottom: 1px solid var(--cream);
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 10;
}

.logo {
  font-family: 'Playfair Display', serif;
  font-size: 22px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: -0.3px;
}
.logo-dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--gold);
  display: inline-block;
  box-shadow: 0 0 8px rgba(176, 141, 87, 0.6);
}
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}
.engine-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 600;
  color: #6b21a8;
  background: #f3e8ff;
  border: 1px solid #d8b4fe;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: .5px;
}
.engine-badge.browser-mode {
  color: #1e40af;
  background: #dbeafe;
  border-color: #93c5fd;
}

/* ── Layout ── */
main {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 36px;
  max-width: 1240px;
  margin: 0 auto;
  width: 100%;
  padding: 32px 48px;
}

/* ── Left ── */
.left-panel { display: flex; flex-direction: column; gap: 20px; }

.info-bar {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: #f5f3ff;
  border: 1.5px solid #ddd6fe;
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 13px;
  color: #5b21b6;
  line-height: 1.5;
  transition: all .2s;
}
.info-bar.browser-info {
  background: #eff6ff;
  border-color: #bfdbfe;
  color: #1e40af;
}
.info-bar svg { flex-shrink: 0; margin-top: 2px; }

.slabel {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

/* Textarea */
.textarea-wrap { position: relative; }
textarea {
  width: 100%;
  min-height: 250px;
  background: var(--white);
  border: 1.5px solid var(--cream);
  border-radius: var(--r);
  padding: 20px 22px;
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
  resize: vertical;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(176,141,87,0.1);
}
textarea::placeholder { color: var(--warm); }
.char-count {
  position: absolute;
  bottom: 12px; right: 14px;
  font-size: 11px;
  color: var(--warm);
  font-family: 'JetBrains Mono', monospace;
  pointer-events: none;
}

/* Waveform */
.wave-wrap {
  background: var(--white);
  border: 1.5px solid var(--cream);
  border-radius: var(--r);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
}
canvas { flex: 1; height: 44px; display: block; }
.ptime {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}

/* Audio player */
.audio-wrap {
  display: none;
  flex-direction: column;
  gap: 12px;
  background: var(--white);
  border: 1.5px solid var(--cream);
  border-radius: var(--r);
  padding: 18px 22px;
  animation: fadeIn .3s ease-out;
}
.audio-wrap.visible { display: flex; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: translateY(0); } }

audio {
  width: 100%;
  height: 40px;
  outline: none;
  border-radius: 8px;
}
.dl-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  background: var(--gold);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background .2s, transform .1s;
}
.dl-btn:hover { background: #9c7b49; }
.dl-btn:active { transform: scale(0.99); }

/* Buttons */
.controls-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.btn-speak {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 14px 30px;
  background: var(--ink);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background .18s, transform .1s;
}
.btn-speak:hover { background: #2a2825; }
.btn-speak:active { transform: scale(.98); }
.btn-speak.speaking { background: var(--ember); }
.btn-speak:disabled { opacity: 0.6; cursor: not-allowed; }

.btn-secondary {
  padding: 13.5px 20px;
  background: transparent;
  border: 1.5px solid var(--cream);
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  transition: all .18s;
}
.btn-secondary:hover { border-color: var(--muted); color: var(--ink); }

/* Status */
.status-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--cream);
  border-radius: 8px;
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.4;
}
.sdot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--warm);
  transition: background .3s;
  flex-shrink: 0;
}
.sdot.active { background: var(--green); animation: pulse 1.4s ease-in-out infinite; }
.sdot.error  { background: var(--red); }
.sdot.done   { background: var(--green); }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.35} }

/* ── Right Panel ── */
.right-panel { display: flex; flex-direction: column; gap: 20px; }

.card {
  background: var(--white);
  border: 1.5px solid var(--cream);
  border-radius: var(--r);
  padding: 20px 22px;
}
.card-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.card-title {
  font-family: 'Playfair Display', serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

/* Engine Mode Selector */
.engine-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 10px;
}
.engine-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 12px 10px;
  border: 1.5px solid var(--cream);
  border-radius: 10px;
  background: var(--paper);
  cursor: pointer;
  transition: all .2s;
  text-align: center;
}
.engine-tab:hover { border-color: var(--gold); background: #fdf9f4; }
.engine-tab.active {
  border-color: var(--gold);
  background: #fdf9f4;
  box-shadow: 0 0 0 3px rgba(176,141,87,0.15);
}
.et-icon { font-size: 18px; margin-bottom: 4px; }
.et-name { font-size: 13px; font-weight: 600; color: var(--ink); }
.et-sub { font-size: 10px; font-family: 'JetBrains Mono', monospace; color: var(--muted); margin-top: 2px; }

/* API Key Card */
.api-card { background: #faf8f5; border-color: #e8e2d8; }
.api-link {
  font-size: 11px;
  color: var(--gold);
  font-family: 'JetBrains Mono', monospace;
  text-decoration: none;
  font-weight: 500;
}
.api-link:hover { text-decoration: underline; }

.api-input-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
}
.api-input-wrap input {
  flex: 1;
  padding: 9px 12px;
  border: 1.5px solid var(--cream);
  border-radius: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  outline: none;
  background: var(--white);
  transition: border-color .2s;
}
.api-input-wrap input:focus { border-color: var(--gold); }

.btn-key-toggle {
  padding: 8px 10px;
  background: var(--white);
  border: 1.5px solid var(--cream);
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
}

.api-status-row {
  margin-top: 8px;
  font-size: 11px;
  color: var(--muted);
  font-family: 'JetBrains Mono', monospace;
}

/* System voice select dropdown */
.sys-voice-card { background: #f4f8fc; border-color: #d0e2f4; }
.voice-select {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid #bfdbfe;
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  background: var(--white);
  color: var(--ink);
  outline: none;
  margin-top: 8px;
  cursor: pointer;
}
.sys-voice-hint {
  font-size: 11px;
  color: #1e40af;
  margin-top: 6px;
  font-family: 'JetBrains Mono', monospace;
}

/* Voice Grid */
.voice-count-badge {
  font-size: 10px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--muted);
  background: var(--cream);
  padding: 2px 8px;
  border-radius: 10px;
}

.voice-filter-wrap {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 14px;
}
.vsearch-row { width: 100%; }
.vsearch-input {
  width: 100%;
  padding: 8px 12px;
  border: 1.5px solid var(--cream);
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  background: var(--paper);
  color: var(--ink);
  outline: none;
  transition: border-color .18s;
}
.vsearch-input:focus { border-color: var(--gold); background: var(--white); }

.filter-chips-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.filter-row {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.flabel {
  font-size: 10px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--muted);
  width: 52px;
  flex-shrink: 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.gchip {
  padding: 3px 9px;
  border-radius: 12px;
  border: 1px solid var(--cream);
  background: var(--paper);
  font-size: 10.5px;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  transition: all .16s;
  user-select: none;
}
.gchip:hover { border-color: var(--gold); color: var(--ink); }
.gchip.active { background: var(--ink); color: var(--white); border-color: var(--ink); }

.no-voices-found {
  padding: 20px;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  background: var(--paper);
  border-radius: 8px;
  border: 1px dashed var(--cream);
  margin-top: 4px;
}

.voice-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
  padding: 12px 0;
}

.vgrid { display: flex; flex-direction: column; gap: 8px; max-height: 380px; overflow-y: auto; padding-right: 4px; }
.vgrid::-webkit-scrollbar { width: 5px; }
.vgrid::-webkit-scrollbar-thumb { background: var(--cream); border-radius: 4px; }

.vcard {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 10px 12px;
  border: 1.5px solid var(--cream);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color .18s, background .15s, transform .1s;
  background: var(--paper);
}
.vcard:hover  { border-color: var(--gold); background: #fdf9f4; transform: translateX(2px); }
.vcard.active { border-color: var(--gold); background: #fdf9f4; box-shadow: 0 0 0 3px rgba(176,141,87,.15); }

.vavatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  flex-shrink: 0;
}
.va-m    { background: #e8f0fe; }
.va-f    { background: #fce8f3; }
.va-ph   { background: #e8feee; }
.va-deep { background: #f0e8fe; }

.vinfo { flex: 1; min-width: 0; }
.vname { font-size: 13px; font-weight: 600; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.vmeta { font-size: 11px; color: var(--muted); margin-top: 1px; font-family: 'JetBrains Mono', monospace; }

.vbadge {
  font-size: 9px;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: .5px;
  padding: 3px 7px;
  border-radius: 12px;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
  font-weight: 600;
}
.b-us   { background: #dbeafe; color: #1e40af; }
.b-uk   { background: #fce7f3; color: #9d174d; }
.b-ph   { background: #d1fae5; color: #065f46; }
.b-deep { background: #ede9fe; color: #5b21b6; }
.b-ai   { background: #f3e8ff; color: #7e22ce; border: 1px solid #e9d5ff; }

/* Emotion chips */
.echips { display: flex; flex-wrap: wrap; gap: 7px; }
.chip {
  padding: 6px 13px;
  border-radius: 20px;
  border: 1.5px solid var(--cream);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all .16s;
  background: var(--paper);
  color: var(--muted);
  user-select: none;
}
.chip:hover  { border-color: var(--gold); color: var(--ink); }
.chip.active { background: var(--gold); border-color: var(--gold); color: var(--white); }

/* Sliders */
.sgroup { display: flex; flex-direction: column; gap: 16px; }
.srow   { display: flex; flex-direction: column; gap: 6px; }
.stop   { display: flex; justify-content: space-between; align-items: center; }
.slbl   { font-size: 13px; font-weight: 500; color: var(--ink); }
.sval   { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--gold); font-weight: 500; }

input[type=range] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  background: var(--cream);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--gold);
  cursor: pointer;
  border: 2px solid var(--white);
  box-shadow: 0 1px 4px rgba(0,0,0,.18);
}
input[type=range]::-moz-range-thumb {
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--gold);
  cursor: pointer;
  border: 2px solid var(--white);
  box-shadow: 0 1px 4px rgba(0,0,0,.18);
}

/* Footer */
footer {
  text-align: center;
  padding: 22px;
  font-size: 11px;
  color: var(--warm);
  font-family: 'JetBrains Mono', monospace;
  border-top: 1px solid var(--cream);
  letter-spacing: .5px;
}

/* Responsive */
@media (max-width: 880px) {
  main   { grid-template-columns: 1fr; padding: 20px; }
  header { padding: 16px 20px; }
  .engine-badge { display: none; }
}