:root {
  --bg: #0b1020;
  --bg-soft: #131a31;
  --card: rgba(19, 26, 49, 0.82);
  --card-strong: #10172c;
  --text: #eef2ff;
  --muted: #b7c0d8;
  --accent: #7c9cff;
  --accent-2: #3dd9b3;
  --accent-3: #ffb86b;
  --border: rgba(255, 255, 255, 0.12);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  --danger: #ff7b89;
  --warning: #ffbf69;
  --success: #79e4ad;
}

body.light-theme {
  --bg: #f5f7fc;
  --bg-soft: #eef2fb;
  --card: rgba(255, 255, 255, 0.9);
  --card-strong: #ffffff;
  --text: #15203b;
  --muted: #5b6886;
  --accent: #365df5;
  --accent-2: #00b894;
  --accent-3: #ff922b;
  --border: rgba(21, 32, 59, 0.1);
  --shadow: 0 24px 60px rgba(37, 56, 88, 0.14);
  --danger: #df5d6e;
  --warning: #cb7f00;
  --success: #20835b;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background:
    radial-gradient(circle at top left, rgba(124, 156, 255, 0.22), transparent 30%),
    radial-gradient(circle at top right, rgba(61, 217, 179, 0.12), transparent 28%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
  color: var(--text);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.25;
  pointer-events: none;
}

.page-shell {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 64px;
  position: relative;
  z-index: 1;
}

.hero,
.panel,
.feature-card,
.prompt-card {
  backdrop-filter: blur(16px);
}

.hero {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border-radius: 28px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.topbar,
.panel-head,
.action-row,
.deck-toolbar,
.output-header,
.summary-strip,
.tab-row,
.cta-row,
.hero-stats,
.topbar-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  gap: 14px;
  align-items: center;
}

.brand-mark {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  font-size: 1.6rem;
  box-shadow: 0 12px 24px rgba(54, 93, 245, 0.28);
}

.eyebrow,
.section-label,
.pill {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-2);
  margin: 0;
}

.brand h1,
.hero-copy h2,
.panel-head h2,
.feature-card h3,
.prompt-card h3,
.hero-card h3 {
  margin: 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 24px;
  margin-top: 26px;
}

.hero-copy h2 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.05;
  margin-top: 14px;
}

.hero-copy p,
.panel-head p,
.feature-card p,
.prompt-card p,
.mini-note,
.review-summary,
.generated-document,
.sources-list a,
.hero-card li,
.hero-card p {
  color: var(--muted);
}

.hero-copy p {
  max-width: 720px;
  font-size: 1.04rem;
  line-height: 1.7;
}

.hero-card,
.panel-card,
.feature-card,
.prompt-card {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 22px;
}

.hero-card ul {
  padding-left: 18px;
  line-height: 1.75;
  margin: 16px 0;
}

.hero-stats article,
.summary-strip div {
  min-width: 110px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
}

.hero-stats strong,
.summary-strip strong {
  display: block;
  font-size: 1.5rem;
  color: var(--text);
}

.primary-link,
.secondary-link,
.primary-button,
.ghost-button {
  border-radius: 14px;
  padding: 12px 18px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
  border: 1px solid transparent;
  font-size: 0.96rem;
}

.primary-link,
.primary-button {
  background: linear-gradient(135deg, var(--accent), #6a7dff);
  color: white;
  box-shadow: 0 14px 28px rgba(54, 93, 245, 0.25);
}

.secondary-link,
.ghost-button {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border-color: var(--border);
}

.primary-link:hover,
.secondary-link:hover,
.primary-button:hover,
.ghost-button:hover {
  transform: translateY(-1px);
}

.workspace {
  margin-top: 26px;
  display: grid;
  gap: 22px;
}

.section-intro {
  padding: 8px 4px 2px;
}

.section-intro h2 {
  margin: 8px 0 8px;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
}

.card-grid {
  display: grid;
  gap: 18px;
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card {
  padding: 24px;
  min-height: 180px;
}

.gradient-a { background: linear-gradient(145deg, rgba(124,156,255,0.18), rgba(16,23,44,0.85)); }
.gradient-b { background: linear-gradient(145deg, rgba(61,217,179,0.18), rgba(16,23,44,0.85)); }
.gradient-c { background: linear-gradient(145deg, rgba(255,184,107,0.18), rgba(16,23,44,0.85)); }

.panel {
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 24px;
  background: rgba(255,255,255,0.03);
}

.two-column {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 18px;
}

.single-column {
  display: grid;
  gap: 18px;
}

.full-span {
  grid-column: 1 / -1;
}

.panel-card {
  padding: 20px;
}

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

label {
  display: grid;
  gap: 8px;
  font-weight: 600;
  color: var(--text);
}

input,
textarea,
select {
  width: 100%;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  padding: 14px 14px;
  font: inherit;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: color-mix(in srgb, var(--muted) 85%, transparent);
}

.tab-button {
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
}

.tab-button.active {
  background: linear-gradient(135deg, rgba(124,156,255,0.28), rgba(61,217,179,0.2));
  color: var(--text);
  border-color: rgba(124,156,255,0.4);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.05);
}

.generated-document {
  min-height: 600px;
  padding: 24px;
  border-radius: 18px;
  background: var(--card-strong);
  border: 1px solid var(--border);
  line-height: 1.75;
  overflow: auto;
}

.generated-document h3,
.generated-document h4 {
  color: var(--text);
}

.generated-document hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 18px 0;
}

.summary-strip {
  margin-bottom: 14px;
}

.review-summary {
  padding: 16px;
  border-radius: 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  line-height: 1.7;
}

.table-wrap {
  margin-top: 16px;
  overflow: auto;
  border-radius: 18px;
  border: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 960px;
  background: var(--card-strong);
}

th,
td {
  text-align: left;
  padding: 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  font-size: 0.85rem;
  color: var(--accent-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.empty-state {
  text-align: center;
  color: var(--muted);
}

.risk-pill {
  display: inline-block;
  padding: 7px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.risk-high { background: rgba(255, 123, 137, 0.14); color: var(--danger); }
.risk-medium { background: rgba(255, 191, 105, 0.14); color: var(--warning); }
.risk-low { background: rgba(121, 228, 173, 0.12); color: var(--success); }

.slides-container {
  display: grid;
  gap: 18px;
}

.slide {
  display: none;
  min-height: 560px;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: linear-gradient(145deg, rgba(124,156,255,0.18), rgba(9,15,30,0.92));
}

.slide.active {
  display: grid;
}

.slide-inner {
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 560px;
  padding: 30px;
}

.slide-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.slide-number {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent-2);
  font-weight: 800;
}

.slide h3 {
  margin: 14px 0 10px;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.slide-content {
  display: grid;
  align-content: center;
  gap: 18px;
}

.slide-content ul {
  margin: 0;
  padding-left: 20px;
  line-height: 1.85;
  color: var(--text);
  font-size: 1.02rem;
}

.presenter-note {
  margin-top: 12px;
  padding: 14px 16px;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--border);
  border-radius: 16px;
  color: var(--muted);
}

.prompt-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.prompt-card {
  padding: 22px;
}

pre {
  white-space: pre-wrap;
  word-break: break-word;
  background: var(--card-strong);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  min-height: 260px;
  color: var(--text);
  line-height: 1.65;
}

.sources-list {
  display: grid;
  gap: 10px;
}

.sources-list a {
  text-decoration: none;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
}

.sources-list a:hover {
  color: var(--text);
}

.strong-note {
  font-weight: 700;
}

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

  .generated-document {
    min-height: 480px;
  }
}

@media (max-width: 680px) {
  .page-shell {
    width: min(100% - 18px, 1240px);
    padding-top: 12px;
  }

  .hero,
  .panel {
    padding: 18px;
    border-radius: 22px;
  }

  .panel-card,
  .feature-card,
  .prompt-card {
    padding: 16px;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .slide-inner {
    padding: 20px;
  }

  .slide {
    min-height: 520px;
  }
}

@media print {
  body::before,
  .topbar,
  .hero-copy,
  .hero-card,
  .section-intro,
  .feature-grid,
  .form-card,
  .sources-panel,
  .prompt-grid,
  .deck-toolbar,
  .action-row,
  .tab-row,
  .summary-strip,
  .review-summary,
  .topbar-actions {
    display: none !important;
  }

  body,
  .page-shell,
  .workspace,
  .panel,
  .panel-card,
  .generated-document,
  .slide,
  .slide-inner {
    background: white !important;
    color: #111 !important;
    box-shadow: none !important;
    border: none !important;
  }

  .slide {
    display: block !important;
    page-break-after: always;
    min-height: auto;
  }

  .generated-document,
  .table-wrap table,
  .presenter-note,
  pre {
    color: #111 !important;
    background: white !important;
    border: 1px solid #ddd !important;
  }
}