:root {
  --bg: #10141b;
  --panel: #171d28;
  --panel-2: #1e2634;
  --line: #2a3444;
  --text: #e7edf5;
  --muted: #8fa0b8;
  --accent: #4da3ff;
  --accent-2: #ffb454;
  --danger: #ff6b6b;
  --good: #57d68f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 22px;
  background: #0b0f16;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 5;
}

.brand { font-weight: 700; letter-spacing: 0.5px; }
.top-meta { display: flex; gap: 18px; color: var(--muted); font-size: 13px; }
.runtime-status { max-width: 42ch; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lang-switch { flex-direction: row; align-items: center; gap: 6px; min-width: auto; flex: none; color: var(--muted); font-size: 12px; }
.lang-switch select { width: auto; padding: 4px 6px; }

.tabs { display: flex; gap: 8px; }
.tab { background: transparent; border: 1px solid var(--line); color: var(--muted); padding: 7px 14px; border-radius: 8px; }
.tab.active { background: var(--accent); color: #06101f; border-color: transparent; font-weight: 700; }

body[data-tab="voice"] #audio-drama { display: none; }
body[data-tab="voice"] #founder-voice-qc { display: none; }
body[data-tab="voice"] #customer-voice { display: none; }
body[data-tab="voice"] #narration-studio { display: none; }
body[data-tab="voice"] #my-projects { display: none; }
body[data-tab="voice"] #usage-quota { display: none; }
body[data-tab="drama"] .panel:not(#audio-drama) { display: none; }
body[data-tab="qc"] .panel:not(#founder-voice-qc) { display: none; }
body[data-tab="myvoices"] .panel:not(#customer-voice) { display: none; }
body[data-tab="studio"] .panel:not(#narration-studio) { display: none; }
body[data-tab="projects"] .panel:not(#my-projects) { display: none; }
body[data-tab="quota"] .panel:not(#usage-quota) { display: none; }

main {
  max-width: 1400px;
  width: 100%;
  margin: 18px auto;
  padding: 0 18px 80px;
  display: grid;
  gap: 16px;
  box-sizing: border-box;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 18px;
}

.panel h2 {
  margin: 0 0 12px;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--muted);
}

.row { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }

label { display: flex; flex-direction: column; gap: 5px; font-size: 12px; color: var(--muted); min-width: 140px; flex: 1; }
label.full { width: 100%; flex: none; }
label.check { flex-direction: row; align-items: center; gap: 7px; min-width: auto; flex: none; }
label.check input { width: auto; }

select, input, textarea {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 8px 9px;
  font-size: 14px;
  width: 100%;
}

textarea { resize: vertical; font-family: inherit; }
input:disabled, select:disabled { opacity: 0.65; }

button {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 14px;
  font-size: 13px;
  cursor: pointer;
}

button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); color: #06101f; font-weight: 700; border-color: transparent; }
button.primary:hover { filter: brightness(1.08); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

audio { width: 100%; margin: 6px 0; }
.meta { color: var(--muted); font-size: 12px; margin-top: 8px; }

.controls { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; margin: 12px 0; }
.control { display: grid; grid-template-columns: 92px 1fr 74px 26px; gap: 8px; align-items: center; }
.control .cname { font-size: 12px; color: var(--muted); }
.control .cval { font-size: 13px; text-align: right; font-variant-numeric: tabular-nums; }

.qv-card { border: 1px solid var(--line); border-radius: 10px; padding: 12px; margin: 10px 0; }
.qv-audio { display: flex; gap: 8px; margin: 8px 0; }
.qv-dims { display: flex; gap: 8px; flex-wrap: wrap; margin: 8px 0; }
.qv-dims select, .qv-card input { min-width: 140px; }
.qv-field { display: inline-flex; flex-direction: column; gap: 2px; font-size: 12px; }
.control .creset { background: transparent; border: none; color: var(--muted); cursor: pointer; font-size: 14px; }

input[type="range"] { padding: 0; height: 4px; accent-color: var(--accent); }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; }
td.num { font-variant-numeric: tabular-nums; }
.tag { padding: 2px 7px; border-radius: 999px; font-size: 11px; }
.tag.est { background: #2a2430; color: var(--accent-2); }
.tag.ok { background: #14251c; color: var(--good); }

.panel-inner { margin-top: 14px; border-top: 1px dashed var(--line); padding-top: 12px; }
.panel-inner h3 { margin: 0 0 10px; font-size: 13px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }

.segments { display: grid; gap: 10px; margin: 14px 0; }
.segment { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; background: var(--panel-2); }
.segment.selected { border-color: var(--accent); }
.seg-head { font-size: 13px; margin-bottom: 6px; color: var(--text); }
.seg-status { color: var(--good); font-size: 12px; }
.seg-text { font-size: 14px; color: var(--text); margin-bottom: 8px; }
.seg-actions { display: flex; gap: 8px; }
.seg-actions button { padding: 5px 9px; font-size: 12px; }

@media (max-width: 640px) {
  .controls { grid-template-columns: 1fr; }
}

.hidden { display: none !important; }

.cv-file-input { display: none; }
.cv-checklist { display: grid; gap: 6px; margin: 10px 0; }
.cv-checklist .cv-check-row { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text); }
.cv-checklist .cv-check-state { font-size: 12px; color: var(--muted); }
.cv-checklist .cv-check-state.ok { color: var(--good); }
.cv-checklist .cv-check-state.pending { color: var(--accent-2); }
.ad-tagline { color: var(--muted); font-size: 13px; margin: 0 0 12px; }
.ad-project-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.ad-project-head h3 { margin: 0; font-size: 16px; }
.ad-project-head .meta { margin: 0; }

button.danger {
  background: var(--danger);
  color: #1a0707;
  border-color: transparent;
  font-weight: 700;
}
button.danger:hover { filter: brightness(1.08); border-color: transparent; }

.ad-card { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; background: var(--panel-2); }
.ad-card-head { display: flex; align-items: center; gap: 8px; font-size: 13px; margin-bottom: 6px; }
.ad-card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 8px; }
.ad-card-grid label { min-width: 0; }
.ad-card-actions { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.ad-card-actions button { padding: 5px 9px; font-size: 12px; }

.ev-row { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; background: var(--panel-2); margin-bottom: 10px; }
.ev-row.selected { border-color: var(--accent); }
.ev-head { display: flex; gap: 8px; align-items: center; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.ev-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 8px; }
.ev-grid textarea { grid-column: 1 / -1; }
.ev-actions { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.ev-actions button { padding: 5px 9px; font-size: 12px; }

.status-chip { display: inline-block; padding: 2px 7px; border-radius: 999px; font-size: 11px; background: #1e2634; color: var(--muted); }
.status-chip.generated { background: #14251c; color: var(--good); }
.status-chip.failed { background: #2a1218; color: var(--danger); }

.tl-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; border: 1px solid var(--line); border-radius: 8px; padding: 8px 9px; background: var(--panel-2); margin-bottom: 6px; }
.tl-row .tl-head { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; width: 100%; margin-bottom: 2px; }
.tl-edit { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; color: var(--muted); }
.tl-edit input { width: 78px; }
.tl-track { position: relative; height: 34px; margin: 0 0 12px; border: 1px solid var(--line); border-radius: 8px; background: #0d1420; overflow: hidden; }
.tl-block { position: absolute; top: 4px; height: 24px; line-height: 24px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; padding: 0 5px; border-radius: 5px; font-size: 10px; background: #24415c; color: #d9f1ff; }
.tl-block.tl-ambience { background: #244235; color: #d7f5e7; }
.tl-block.tl-dialogue { background: #24415c; color: #d9f1ff; }
.tl-block.tl-vocal_reaction { background: #54324b; color: #f6d9ee; }
.tl-block.tl-foley { background: #5a4025; color: #ffe9c7; }
.tl-row .tl-time { font-variant-numeric: tabular-nums; color: var(--muted); font-size: 12px; }

.lt-card { border-left-width: 6px; }
.lt-state-pending { background: #161b24; border-color: #2b3444; }
.lt-state-generating { background: #18263a; border-color: #3b82f6; box-shadow: 0 0 0 1px rgba(59,130,246,.35); }
.lt-state-success { background: #13251b; border-color: #2f9e5f; }
.lt-state-failed { background: #2a1218; border-color: #b83a4b; }
.lt-state-rate-limited { background: #2a2312; border-color: #b98a2f; }
.lt-plan-partial { border-color: #b98a2f; }
.lt-plan-complete { border-color: #2f9e5f; }
.lt-plan-generating { border-color: #3b82f6; }
.lt-plan-failed { border-color: #b83a4b; }
.lt-state-generating .status-chip { font-weight: 700; background: #1d4ed8; color: #fff; }
@media (prefers-reduced-motion: no-preference) {
  .lt-state-generating { animation: lt-active-pulse 1.8s ease-in-out infinite; }
}
@keyframes lt-active-pulse {
  0%, 100% { box-shadow: 0 0 0 1px rgba(59,130,246,.35); }
  50% { box-shadow: 0 0 0 4px rgba(59,130,246,.22); }
}

.ref-card { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; background: var(--panel-2); }
.ref-card.active { border-color: var(--accent); }
.ref-card .ref-flags { color: var(--muted); font-size: 12px; margin-top: 6px; }

.queue-summary { color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.queue-list { display: grid; gap: 4px; }
.queue-row { font-size: 12px; color: var(--text); padding: 4px 6px; border-left: 2px solid var(--accent); background: var(--panel-2); }

.qv-coverage { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 6px; margin-top: 8px; }
.qv-coverage-cell { border: 1px solid var(--line); border-radius: 8px; padding: 8px; background: var(--panel-2); font-size: 12px; }
.qv-coverage-cell .warn { color: var(--danger, #c0392b); }

/* ---- Gemini SaaS V1 Styles (Responsive & Premium Desktop/Mobile) ---- */
.panel-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.panel-header-row h2 { margin: 0; }

.quota-pill {
  background: rgba(47, 158, 95, 0.12);
  border: 1px solid rgba(47, 158, 95, 0.35);
  color: var(--good, #2f9e5f);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.studio-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 20px;
  align-items: start;
}
.studio-col-left, .studio-col-right {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.studio-card {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.studio-card h4 { margin: 0 0 6px; font-size: 14px; color: var(--text); }

.editor-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}
.editor-stats {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--muted);
}
.btn-link {
  background: transparent;
  border: none;
  color: var(--accent, #3b82f6);
  padding: 0;
  font-size: 12px;
  text-decoration: underline;
  cursor: pointer;
}
.btn-link:hover { color: #60a5fa; }

.voice-actions-row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 18px;
}

.studio-action-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding-top: 6px;
}
.accent-btn {
  background: #16a34a;
  color: #fff;
  border: none;
  font-weight: 700;
}
.accent-btn:hover:not(:disabled) {
  background: #22c55e;
}
.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
  border-radius: 6px;
}
.btn-download {
  background: #1e3a5f;
  color: #dbeafe;
  border: 1px solid #3b82f6;
  font-size: 13px;
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
}
.btn-download:hover {
  background: #2563eb;
  color: #fff;
}
.btn-download.secondary {
  background: var(--panel);
  border-color: var(--line);
  color: var(--text);
}
.btn-download.secondary:hover {
  background: var(--line);
}

.download-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.progress-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 12px;
  background: #131d2e;
  border-radius: 8px;
  border: 1px solid #2563eb;
}
.progress-info {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
  color: #93c5fd;
}
.progress-track {
  width: 100%;
  height: 8px;
  background: #1e293b;
  border-radius: 999px;
  overflow: hidden;
}
.progress-track.sm { height: 6px; margin-top: 8px; }
.progress-fill {
  height: 100%;
  background: #3b82f6;
  border-radius: 999px;
  transition: width 0.3s ease;
}

.segments-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 480px;
  overflow-y: auto;
  padding-right: 4px;
}
.segment-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  background: var(--panel);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.segment-card.status-COMPLETED { border-left: 4px solid var(--good); }
.segment-card.status-FAILED { border-left: 4px solid var(--danger); }
.segment-card.status-PENDING { border-left: 4px solid var(--muted); }
.segment-card.status-PROCESSING { border-left: 4px solid var(--accent); }

.segment-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--muted);
}
.segment-card-body {
  font-size: 13px;
  line-height: 1.4;
  color: var(--text);
}
.segment-card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--muted);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 16px;
}
.project-card {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.project-card:hover {
  border-color: #3b82f6;
}
.project-card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}
.project-card-meta {
  font-size: 12px;
  color: var(--muted);
}
.project-card-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.quota-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}
.quota-card {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.quota-card-label { font-size: 12px; color: var(--muted); font-weight: 600; }
.quota-card-value { font-size: 26px; font-weight: 800; color: var(--text); font-variant-numeric: tabular-nums; }
.quota-card-value.text-good { color: var(--good, #2f9e5f); }
.quota-card-value.text-accent { color: var(--accent, #3b82f6); }
.quota-card-sub { font-size: 11px; color: var(--muted); }

.audio-player-card {
  background: #0f172a;
  border-color: #1e293b;
}
.audio-player-card audio {
  width: 100%;
  height: 40px;
  border-radius: 6px;
}

.mock-banner {
  background: #3a2e0f;
  border: 1px solid #b98a2f;
  color: #ffe9c7;
  border-radius: 8px;
  padding: 8px 12px;
  margin: 10px 0;
  font-size: 13px;
  font-weight: 600;
}
.mock-chip {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 999px;
  font-size: 11px;
  background: #3a2e0f;
  color: #ffe9c7;
  border: 1px solid #b98a2f;
}

.flex-1 { flex: 1; }
.flex-2 { flex: 2; }
.align-center { align-items: center; }

/* Responsive Mobile Layout */
@media (max-width: 959px) {
  .studio-layout {
    grid-template-columns: 1fr;
    display: flex;
    flex-direction: column;
  }
}
@media (max-width: 768px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 14px;
  }
  .tabs {
    flex-wrap: wrap;
    width: 100%;
    overflow-x: auto;
  }
  .tab {
    padding: 6px 10px;
    font-size: 12px;
    min-height: 40px;
  }
  main {
    padding: 0 10px 60px;
    margin: 12px auto;
  }
  .studio-card {
    padding: 14px;
  }
  .row {
    flex-direction: column;
    align-items: stretch;
  }
  .voice-actions-row {
    margin-top: 0;
  }
  .projects-grid {
    grid-template-columns: 1fr;
  }
  .quota-cards-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 480px) {
  .quota-cards-grid {
    grid-template-columns: 1fr;
  }
}


.auth-bar { display: inline-flex; align-items: center; gap: 8px; }
.auth-user { font-size: 12px; color: var(--muted); }