:root {
  --bg: #0c1117;
  --bg-soft: rgba(14, 20, 28, 0.8);
  --panel: rgba(12, 18, 24, 0.82);
  --panel-strong: rgba(18, 26, 35, 0.92);
  --panel-warm: rgba(40, 27, 16, 0.72);
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #f5f1e8;
  --muted: #b9c2c7;
  --accent: #ffb55f;
  --accent-strong: #ff8e3c;
  --accent-cool: #79d9c8;
  --danger: #ff7d6e;
  --ok: #98e8b5;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.34);
  --radius-xl: 30px;
  --radius-lg: 24px;
  --radius-md: 18px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Noto Sans SC", sans-serif;
  background:
    radial-gradient(circle at 14% 18%, rgba(255, 181, 95, 0.18), transparent 22%),
    radial-gradient(circle at 85% 8%, rgba(121, 217, 200, 0.16), transparent 24%),
    linear-gradient(180deg, #10151d 0%, #090d12 55%, #06080c 100%);
}

button,
input,
a {
  font: inherit;
}

code,
.eyebrow,
.kicker,
.board-label,
.status-label,
.status,
.hero-badges,
.summary-card span,
.file-tag,
.fact-label,
.section-note,
.info-list,
.ghost-button,
.hero-button,
.download-button {
  font-family: "IBM Plex Mono", monospace;
}

.page-shell {
  position: relative;
  width: min(1200px, calc(100% - 28px));
  margin: 0 auto;
  padding: 28px 0 56px;
}

.backdrop {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.glow-a,
.glow-b {
  filter: blur(46px);
  opacity: 0.6;
}

.glow-a {
  inset: 12% auto auto -4%;
  width: 240px;
  height: 240px;
  border-radius: 999px;
  background: rgba(255, 181, 95, 0.11);
}

.glow-b {
  inset: auto -3% 12% auto;
  width: 220px;
  height: 220px;
  border-radius: 999px;
  background: rgba(121, 217, 200, 0.1);
}

.grid-mask {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5), transparent 80%);
}

.hero,
.panel {
  position: relative;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  gap: 22px;
  padding: 28px;
  border-radius: 34px;
  background:
    linear-gradient(140deg, rgba(18, 24, 32, 0.96), rgba(8, 12, 18, 0.88)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: auto auto -70px -70px;
  width: 220px;
  height: 220px;
  border-radius: 999px;
  border: 1px solid rgba(255, 181, 95, 0.08);
  box-shadow:
    0 0 0 26px rgba(255, 181, 95, 0.04),
    0 0 0 52px rgba(255, 181, 95, 0.02);
}

.eyebrow,
.kicker,
.board-label,
.status-label,
.summary-card span,
.file-tag,
.fact-label,
.section-note,
.hero-badges,
.info-list,
.ghost-button,
.hero-button,
.download-button {
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.eyebrow,
.kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.78rem;
}

.hero h1,
.section-head h2,
.results-topbar h2,
.board-card strong,
.result-title {
  margin: 0;
}

.hero h1 {
  max-width: 10ch;
  margin-top: 10px;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(2.7rem, 7vw, 5.7rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.hero-lead {
  max-width: 56rem;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.hero-button,
.ghost-button,
.download-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  text-decoration: none;
  color: var(--text);
  cursor: pointer;
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.hero-button:hover,
.ghost-button:hover,
.download-button:hover,
.dropzone:hover,
.dropzone.is-active {
  transform: translateY(-2px);
}

.hero-button.primary {
  background: linear-gradient(135deg, rgba(255, 181, 95, 0.2), rgba(255, 142, 60, 0.16));
  border-color: rgba(255, 181, 95, 0.42);
  box-shadow: 0 10px 30px rgba(255, 142, 60, 0.16);
}

.hero-button.secondary,
.ghost-button {
  background: rgba(255, 255, 255, 0.03);
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 0.78rem;
}

.hero-badges span,
.file-tag {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
}

.hero-board {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.board-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.board-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.035);
}

.board-primary {
  min-height: 200px;
  background:
    linear-gradient(180deg, rgba(255, 181, 95, 0.08), transparent 70%),
    linear-gradient(150deg, rgba(121, 217, 200, 0.06), transparent 80%),
    rgba(255, 255, 255, 0.03);
}

.board-label {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
}

.board-card strong {
  display: block;
  margin-top: 10px;
  font-size: 1.5rem;
  line-height: 1.25;
}

.board-card p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.mini-card strong {
  font-size: 1rem;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 18px;
  margin-top: 18px;
}

.panel {
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(12, 18, 24, 0.88), rgba(8, 12, 17, 0.84));
  overflow: hidden;
}

.workspace,
.results-panel,
.info-panel {
  padding: 22px;
}

.workspace {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.side-stack {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.accent-panel {
  background:
    linear-gradient(180deg, rgba(255, 181, 95, 0.06), transparent 70%),
    linear-gradient(180deg, rgba(12, 18, 24, 0.9), rgba(8, 12, 17, 0.88));
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-end;
}

.section-head h2 {
  margin-top: 8px;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.2;
}

.section-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.74rem;
}

.dropzone {
  display: grid;
  place-items: center;
  gap: 10px;
  min-height: 300px;
  padding: 30px 24px;
  border: 1px dashed rgba(255, 181, 95, 0.45);
  border-radius: 28px;
  background:
    radial-gradient(circle at top, rgba(255, 181, 95, 0.12), transparent 42%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  text-align: center;
  cursor: pointer;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

.dropzone.is-active,
.dropzone:hover {
  border-color: rgba(255, 181, 95, 0.82);
  background:
    radial-gradient(circle at top, rgba(255, 181, 95, 0.16), transparent 46%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
  box-shadow: inset 0 0 0 1px rgba(255, 181, 95, 0.12);
}

.dropzone input {
  display: none;
}

.drop-icon {
  position: relative;
  width: 94px;
  height: 94px;
  border-radius: 28px;
  background:
    linear-gradient(135deg, rgba(255, 181, 95, 0.28), rgba(121, 217, 200, 0.14)),
    rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.drop-icon::before,
.drop-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.drop-icon::before {
  top: 22px;
  width: 22px;
  height: 26px;
  border: 3px solid rgba(255, 255, 255, 0.88);
  border-bottom: none;
  border-radius: 12px 12px 0 0;
}

.drop-icon::after {
  bottom: 22px;
  width: 44px;
  height: 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow:
    -16px -10px 0 -7px rgba(255, 255, 255, 0.86),
    16px -10px 0 -7px rgba(255, 255, 255, 0.86);
}

.drop-title {
  display: block;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(1.4rem, 3vw, 2rem);
}

.drop-copy,
.drop-hint,
.status {
  color: var(--muted);
}

.drop-copy {
  font-size: 1rem;
}

.drop-hint {
  font-size: 0.78rem;
}

.toolbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.025);
}

.status-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.status-label {
  color: var(--accent-cool);
  font-size: 0.72rem;
}

.status {
  margin: 0;
  font-size: 0.82rem;
}

.status.is-error {
  color: var(--danger);
}

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

.info-list {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.9;
}

.info-list.compact {
  line-height: 2;
}

.results-panel {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.results-topbar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-end;
}

.compact-head {
  align-items: flex-start;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(100px, 1fr));
  gap: 12px;
}

.summary-card {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.03);
}

.summary-card span {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
}

.summary-card strong {
  display: block;
  margin-top: 8px;
  font-size: 2rem;
  line-height: 1;
}

.summary-card.is-alert strong {
  color: var(--danger);
}

.results {
  display: grid;
  gap: 16px;
}

.empty-state,
.result-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: hidden;
}

.empty-state {
  padding: 36px 24px;
  text-align: center;
  background:
    linear-gradient(180deg, rgba(255, 181, 95, 0.05), transparent 70%),
    rgba(255, 255, 255, 0.02);
}

.empty-state p {
  margin: 0;
  font-family: "Noto Serif SC", serif;
  font-size: 1.5rem;
}

.empty-state span {
  display: block;
  max-width: 36rem;
  margin: 10px auto 0;
  color: var(--muted);
  line-height: 1.8;
}

.result-card {
  padding: 20px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.012)),
    rgba(9, 13, 18, 0.9);
  animation: rise 420ms ease both;
}

.result-top {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}

.result-title {
  margin-top: 10px;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(1.5rem, 2.2vw, 2rem);
}

.result-subtitle,
.result-meta,
.result-note,
.result-warning,
.result-error {
  margin: 10px 0 0;
}

.result-subtitle,
.result-meta,
.result-note {
  color: var(--muted);
}

.result-warning,
.result-error {
  color: var(--danger);
}

.result-grid {
  display: grid;
  grid-template-columns: 156px minmax(0, 1fr);
  gap: 18px;
  margin-top: 18px;
}

.cover-frame {
  aspect-ratio: 1;
  border-radius: 20px;
  border: 1px solid var(--line);
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(255, 181, 95, 0.15), transparent),
    linear-gradient(180deg, rgba(121, 217, 200, 0.15), rgba(255, 255, 255, 0.04));
  display: grid;
  place-items: center;
  color: var(--muted);
  text-align: center;
  padding: 12px;
}

.cover-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.fact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.fact-card {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.025);
}

.fact-label {
  display: block;
  color: var(--muted);
  font-size: 0.68rem;
}

.fact-value {
  display: block;
  margin-top: 8px;
  line-height: 1.55;
  word-break: break-word;
}

.audio-preview {
  width: 100%;
  margin-top: 14px;
  accent-color: var(--accent-strong);
}

.result-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.download-button {
  background: rgba(255, 255, 255, 0.035);
}

.download-button.primary {
  background: linear-gradient(135deg, rgba(255, 181, 95, 0.22), rgba(255, 142, 60, 0.1));
  border-color: rgba(255, 181, 95, 0.4);
}

.download-button.secondary {
  background: linear-gradient(135deg, rgba(121, 217, 200, 0.18), rgba(121, 217, 200, 0.06));
  border-color: rgba(121, 217, 200, 0.34);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  animation: rise 580ms ease forwards;
}

.workspace.reveal {
  animation-delay: 90ms;
}

.side-stack.reveal {
  animation-delay: 150ms;
}

.results-panel.reveal {
  animation-delay: 220ms;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(22px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1080px) {
  .hero,
  .layout {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: none;
  }

  .results-topbar {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 14px, 1200px);
    padding-top: 14px;
  }

  .hero,
  .workspace,
  .results-panel,
  .info-panel {
    padding: 16px;
  }

  .board-grid,
  .summary-grid,
  .fact-grid,
  .result-grid {
    grid-template-columns: 1fr;
  }

  .toolbar,
  .section-head,
  .result-top {
    flex-direction: column;
    align-items: stretch;
  }

  .dropzone {
    min-height: 240px;
    padding: 24px 18px;
  }

  .hero-actions,
  .result-actions {
    flex-direction: column;
  }

  .hero-button,
  .ghost-button,
  .download-button {
    width: 100%;
  }

  .summary-card strong {
    font-size: 1.5rem;
  }
}