:root {
  color-scheme: dark;
  --bg: #070c14;
  --panel: rgba(16, 24, 36, 0.82);
  --panel-soft: rgba(255, 255, 255, 0.045);
  --line: rgba(185, 209, 255, 0.13);
  --text: #f5f7fb;
  --muted: #8b96a8;
  --cyan: #47d8ff;
  --green: #66f2aa;
  --yellow: #ffd166;
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.28);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Display",
    "SF Pro Text", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 0%, rgba(71, 216, 255, 0.13), transparent 26rem),
    radial-gradient(circle at 86% 10%, rgba(102, 242, 170, 0.08), transparent 24rem),
    linear-gradient(180deg, #080e18 0%, #07111c 100%);
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  border: 0;
}

.app-shell {
  width: min(1180px, calc(100vw - 36px));
  margin: 0 auto;
  padding: 18px 0;
}

.hero,
.wizard-card,
.safety-strip {
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero {
  min-height: 88px;
  padding: 16px 20px;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(18, 28, 43, 0.86), rgba(9, 15, 25, 0.72));
  text-align: center;
}

.hero-copy {
  width: min(620px, 100%);
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 5px;
  color: var(--cyan);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 6px;
  font-size: clamp(18px, 2.55vw, 29px);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

h2 {
  margin-bottom: 5px;
  font-size: 20px;
  line-height: 1.15;
  letter-spacing: -0.025em;
}

.hero-subtitle {
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 0;
  color: #d7deea;
  font-size: 13px;
  line-height: 1.45;
}

.service-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  margin: 10px 0 0;
  padding: 4px 10px;
  border-radius: 999px;
  color: #d9f7ff;
  background: rgba(71, 216, 255, 0.08);
  border: 1px solid rgba(71, 216, 255, 0.18);
  font-size: 11px;
  font-weight: 760;
}

.service-status.is-offline {
  color: #ffd8a8;
  background: rgba(255, 209, 102, 0.08);
  border-color: rgba(255, 209, 102, 0.2);
}

.muted {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.safety-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.safety-strip span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 6px 10px;
  border-radius: 999px;
  color: #d9f7ff;
  background: rgba(71, 216, 255, 0.075);
  border: 1px solid rgba(71, 216, 255, 0.18);
  font-size: 11px;
  font-weight: 700;
}

.wizard-card {
  margin-top: 12px;
  padding: 16px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(18, 28, 43, 0.82), rgba(10, 17, 28, 0.78));
}

.current-step {
  border-color: rgba(71, 216, 255, 0.22);
}

.wizard-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 12px;
}

.wizard-card.compact {
  min-height: 0;
}

.step-heading {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 11px;
  align-items: start;
  margin-bottom: 12px;
}

.step-heading.small {
  margin-bottom: 10px;
}

.step-number {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 11px;
  color: #06141a;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  font-size: 17px;
  font-weight: 850;
  box-shadow: 0 8px 24px rgba(71, 216, 255, 0.18);
}

.video-layout {
  display: grid;
  grid-template-columns: 146px minmax(0, 1fr);
  gap: 12px;
  align-items: stretch;
}

.primary-upload,
.secondary-upload {
  position: relative;
  display: grid;
  place-items: center;
  gap: 5px;
  min-height: 84px;
  padding: 12px;
  border-radius: 15px;
  border: 1px dashed rgba(71, 216, 255, 0.34);
  background:
    linear-gradient(135deg, rgba(71, 216, 255, 0.105), rgba(102, 242, 170, 0.055)),
    rgba(0, 0, 0, 0.12);
  cursor: pointer;
  text-align: center;
}

.secondary-upload {
  min-height: 36px;
  place-items: center;
  padding: 8px 12px;
  text-align: left;
}

.primary-upload input,
.secondary-upload input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.primary-upload span,
.secondary-upload span {
  color: var(--text);
  font-size: 14px;
  font-weight: 780;
}

.secondary-upload span {
  font-size: 12px;
}

.primary-upload small {
  color: var(--muted);
  font-size: 10px;
}

.video-stage {
  position: relative;
  min-height: 210px;
  max-height: 260px;
  border-radius: 18px;
  overflow: hidden;
  background: #02060b;
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.video-stage video {
  display: none;
  width: 100%;
  height: 100%;
  max-height: 260px;
  object-fit: contain;
  background: #000;
}

.video-stage.has-video video {
  display: block;
}

.video-stage.has-video .placeholder {
  display: none;
}

.placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 5px;
  color: var(--muted);
  text-align: center;
}

.placeholder strong {
  color: var(--text);
  font-size: 16px;
}

.placeholder small {
  font-size: 11px;
}

.simple-meta {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.35fr 0.82fr 0.82fr;
  gap: 8px;
}

.simple-meta div,
.review-state,
.mini-card,
.advanced-info,
.packaging-status,
.subtitle-editor-item,
.asr-note,
.asr-quality,
.rule-picker,
.project-output,
.card-candidate-item {
  border: 1px solid rgba(255, 255, 255, 0.07);
  background: var(--panel-soft);
}

.simple-meta div {
  padding: 10px;
  border-radius: 14px;
}

small,
dt {
  color: var(--muted);
  font-size: 10px;
  font-weight: 730;
}

.simple-meta strong,
dd {
  display: block;
  margin: 4px 0 0;
  color: var(--text);
  font-size: 13px;
  font-weight: 760;
  word-break: break-word;
}

.main-action {
  grid-column: 1 / -1;
  width: fit-content;
  min-width: 180px;
  justify-self: center;
  min-height: 42px;
  padding: 0 24px;
  border-radius: 13px;
  color: #06141a;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  font-size: 14px;
  font-weight: 780;
  cursor: pointer;
}

.main-action:disabled {
  color: #788596;
  background: rgba(255, 255, 255, 0.065);
  cursor: not-allowed;
}

.main-action.subtle {
  margin-top: 10px;
}

.review-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, max-content));
  justify-content: center;
  gap: 8px;
  margin-top: 10px;
}

.review-actions .main-action {
  min-width: 112px;
  min-height: 38px;
  padding: 0 14px;
  font-size: 12px;
}

.subtitle-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.secondary-action {
  min-height: 36px;
  border-radius: 13px;
  color: #081017;
  background: linear-gradient(135deg, var(--yellow), #ff8a5c);
  font-size: 12px;
  font-weight: 820;
  cursor: pointer;
}

.secondary-action:disabled {
  color: #7c8796;
  background: rgba(255, 255, 255, 0.065);
  cursor: not-allowed;
}

.generation-status {
  min-height: 18px;
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.45;
}

.generation-status.is-working {
  color: var(--yellow);
}

.generation-status.is-success {
  color: var(--green);
}

.generation-status.is-error {
  color: #ff8a8a;
}

.generation-status.is-info {
  color: #b8c4d6;
}

.asr-note {
  display: grid;
  gap: 4px;
  margin: 10px 0;
  padding: 10px;
  border-radius: 14px;
}

.asr-note strong {
  color: var(--text);
  font-size: 12px;
}

.asr-note span {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.45;
}

.asr-quality {
  display: grid;
  gap: 8px;
  margin: 10px 0;
  padding: 10px;
  border-radius: 14px;
}

.asr-quality.is-hidden {
  display: none;
}

.asr-quality.is-warning {
  border-color: rgba(255, 138, 138, 0.28);
  background: rgba(255, 118, 118, 0.07);
}

.asr-quality > div:first-child {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.asr-quality strong {
  font-size: 12px;
}

.asr-quality span {
  color: var(--muted);
  font-size: 10.5px;
}

.asr-quality dl {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
  margin: 0;
}

.asr-quality dl div {
  min-width: 0;
}

.asr-quality dd {
  font-size: 12px;
}

.quality-warnings {
  margin: 0;
  color: #ff9f9f;
  font-size: 11px;
  line-height: 1.45;
}

.review-state {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 3px 8px;
  align-items: center;
  margin: 10px 0;
  padding: 10px;
  border-radius: 14px;
}

.review-state small {
  grid-column: 2;
}

.state-dot {
  grid-row: span 2;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 14px rgba(255, 209, 102, 0.34);
}

.review-state.is-reviewed .state-dot {
  background: var(--green);
  box-shadow: 0 0 14px rgba(102, 242, 170, 0.34);
}

.subtitle-list {
  display: grid;
  gap: 8px;
  max-height: 360px;
  overflow: auto;
}

.subtitle-editor-item,
.empty-state {
  padding: 9px;
  border-radius: 12px;
  font-size: 12px;
}

.subtitle-editor-item {
  display: grid;
  gap: 8px;
  background: rgba(255, 255, 255, 0.042);
}

.subtitle-editor-meta {
  display: grid;
  grid-template-columns: auto 74px 74px minmax(0, 1fr);
  gap: 7px;
  align-items: center;
}

.subtitle-editor-index {
  color: var(--cyan);
  font-size: 10px;
  font-weight: 760;
}

.subtitle-editor-meta input,
.subtitle-editor-item textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  color: var(--text);
  background: rgba(4, 10, 18, 0.66);
  outline: none;
}

.subtitle-editor-meta input {
  min-height: 30px;
  padding: 0 8px;
  font-size: 11px;
}

.subtitle-editor-item textarea {
  min-height: 56px;
  resize: vertical;
  padding: 8px;
  font-size: 13px;
  line-height: 1.45;
}

.subtitle-row-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

.subtitle-row-actions button {
  min-height: 28px;
  padding: 0 9px;
  border-radius: 9px;
  color: #d9f7ff;
  background: rgba(71, 216, 255, 0.08);
  border: 1px solid rgba(71, 216, 255, 0.16);
  font-size: 10px;
  font-weight: 760;
  cursor: pointer;
}

.subtitle-row-actions button.danger {
  color: #ffb6b6;
  background: rgba(255, 118, 118, 0.08);
  border-color: rgba(255, 118, 118, 0.18);
}

.subtitle-editor-meta input:focus,
.subtitle-editor-item textarea:focus {
  border-color: rgba(71, 216, 255, 0.52);
  box-shadow: 0 0 0 3px rgba(71, 216, 255, 0.09);
}

.empty-state {
  color: var(--muted);
  background: rgba(255, 255, 255, 0.042);
}

.advanced-info {
  margin-top: 10px;
  border-radius: 14px;
  padding: 9px 10px;
}

.advanced-info summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 12px;
  font-weight: 730;
}

.advanced-info dl {
  display: grid;
  gap: 7px;
  margin: 9px 0 0;
}

.advanced-info div {
  display: grid;
  gap: 3px;
}

dd {
  margin-left: 0;
}

.packaging-status {
  display: grid;
  gap: 5px;
  padding: 11px;
  border-radius: 14px;
}

.packaging-status.is-ready {
  border-color: rgba(102, 242, 170, 0.22);
  background: rgba(102, 242, 170, 0.07);
}

.packaging-status strong {
  font-size: 15px;
}

.packaging-status span {
  color: var(--muted);
  font-size: 12px;
}

.card-preview-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 10px 0;
}

.rule-picker {
  display: grid;
  gap: 8px;
  margin-top: 10px;
  padding: 10px;
  border-radius: 14px;
}

.rule-picker label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 740;
}

.rule-picker select {
  width: 100%;
  min-height: 34px;
  padding: 0 10px;
  border-radius: 10px;
  color: var(--text);
  background: rgba(4, 10, 18, 0.66);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.rule-picker p,
.project-output span {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.45;
}

.card-toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.card-candidate-list,
.preview-output {
  display: grid;
  gap: 8px;
  margin-top: 10px;
  max-height: 360px;
  overflow: auto;
}

.card-candidate-item {
  display: grid;
  gap: 8px;
  padding: 10px;
  border-radius: 14px;
}

.card-candidate-item.is-warning {
  border-color: rgba(255, 138, 138, 0.28);
  background: rgba(255, 118, 118, 0.07);
}

.card-candidate-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.card-candidate-head strong {
  font-size: 13px;
}

.card-candidate-head span {
  color: var(--cyan);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card-candidate-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 7px;
}

.card-candidate-grid label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 740;
}

.card-candidate-grid input,
.card-candidate-grid select,
.card-candidate-grid textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  color: var(--text);
  background: rgba(4, 10, 18, 0.66);
  outline: none;
}

.card-candidate-grid input,
.card-candidate-grid select {
  min-height: 30px;
  padding: 0 8px;
  font-size: 11px;
}

.card-candidate-grid textarea {
  grid-column: 1 / -1;
  min-height: 52px;
  resize: vertical;
  padding: 8px;
  font-size: 12px;
  line-height: 1.45;
}

.source-text,
.card-warning {
  margin: 0;
  font-size: 10.5px;
  line-height: 1.45;
}

.source-text {
  color: #a9b5c8;
}

.card-warning {
  color: #ff9f9f;
}

.card-candidate-actions {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
}

.card-candidate-actions button {
  min-height: 28px;
  padding: 0 9px;
  border-radius: 9px;
  color: #d9f7ff;
  background: rgba(71, 216, 255, 0.08);
  border: 1px solid rgba(71, 216, 255, 0.16);
  font-size: 10px;
  font-weight: 760;
  cursor: pointer;
}

.project-output {
  display: grid;
  gap: 4px;
  margin-top: 10px;
  padding: 10px;
  border-radius: 14px;
}

.project-output.is-ready {
  border-color: rgba(102, 242, 170, 0.22);
  background: rgba(102, 242, 170, 0.07);
}

.project-output strong {
  font-size: 12px;
}

.preview-output img,
.preview-output video {
  display: block;
  width: 100%;
  border-radius: 14px;
  background: #000;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.mini-card {
  display: grid;
  gap: 5px;
  padding: 10px;
  border-radius: 14px;
}

.mini-card span {
  width: max-content;
  border-radius: 999px;
  padding: 3px 7px;
  color: var(--green);
  background: rgba(102, 242, 170, 0.08);
  font-size: 10px;
  font-weight: 780;
}

.mini-card strong {
  font-size: 14px;
}

.mini-card small {
  line-height: 1.35;
}

.export-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 7px;
}

.export-actions button {
  min-height: 36px;
  border-radius: 11px;
  color: #8491a1;
  background: rgba(255, 255, 255, 0.06);
  font-size: 12px;
}

.next-note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.45;
}

.safety-strip {
  justify-content: center;
  margin-top: 12px;
  padding: 10px;
  border-radius: 18px;
  background: rgba(5, 13, 24, 0.62);
}

@media (max-width: 980px) {
  body {
    overflow-y: auto;
  }

  .hero,
  .wizard-grid,
  .video-layout,
  .simple-meta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .app-shell {
    width: min(100vw - 24px, 1180px);
    padding-top: 12px;
  }

  .hero,
  .wizard-card {
    padding: 14px;
    border-radius: 18px;
  }

  .step-heading {
    grid-template-columns: 1fr;
  }

  .card-preview-list,
  .export-actions {
    grid-template-columns: 1fr;
  }
}