/* ==========================================================================
   coRise Brand Deck & Carousel Design Tokens & Layout System
   Directly inherits coRise Reader Typography & Color Tokens
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Geist:wght@300;400;500;600&family=Noto+Sans+SC:wght@300;400;500;700&family=Noto+Serif+SC:wght@400;500;600;700&family=Spectral:ital,wght@0,300;0,400;0,500;1,400;1,500&display=swap');

:root {
  /* Brand Core Palette */
  --corise-ink: #111111;
  --corise-ink-secondary: #5A5A58;
  --corise-ink-muted: #787774;
  --corise-paper: #FBFBFA;
  --corise-bone: #F7F6F3;
  --corise-line: #E2E1DC;
  --corise-amber: #D08A2C;

  /* Role Accents */
  --corise-sage-bg: #EDF3EC;
  --corise-sage-border: #D3E5D1;
  --corise-sage-ink: #2D5832;

  --corise-ochre-bg: #FBF3DB;
  --corise-ochre-border: #F1E2B8;
  --corise-ochre-ink: #7D5700;

  --corise-slate-bg: #EBF1F5;
  --corise-slate-border: #D1DFE8;
  --corise-slate-ink: #264653;

  --corise-rose-bg: #FDEBEC;
  --corise-rose-border: #F7D0D2;
  --corise-rose-ink: #8C2B29;

  /* Typography Stack */
  --font-display-en: 'Spectral', Georgia, serif;
  --font-body-en: 'Geist', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading-zh: 'Noto Serif SC', 'Songti SC', serif;
  --font-body-zh: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-accent-zh: 'LXGW WenKai', 'STKaiti', 'KaiTi', serif;

  /* UI Frame */
  --header-height: 56px;
}

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

body {
  background-color: #EAE8E3;
  color: var(--corise-ink);
  font-family: var(--font-body-en), var(--font-body-zh);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow: hidden;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ==========================================================================
   Top App Control Bar
   ========================================================================== */
.top-bar {
  height: var(--header-height);
  background: var(--corise-paper);
  border-bottom: 1px solid var(--corise-line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 100;
  flex-shrink: 0;
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-badge .logo-svg {
  height: 20px;
  width: auto;
}

.brand-badge .kit-label {
  font-size: 11px;
  font-family: var(--font-body-en);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--corise-ink-secondary);
  border-left: 1px solid var(--corise-line);
  padding-left: 12px;
}

.controls-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.control-btn {
  background: var(--corise-bone);
  border: 1px solid var(--corise-line);
  color: var(--corise-ink);
  font-family: var(--font-body-en);
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.control-btn:hover {
  background: #FFFFFF;
  border-color: #C5C3BC;
}

.control-btn.active {
  background: var(--corise-ink);
  color: #FFFFFF;
  border-color: var(--corise-ink);
}

.slide-counter {
  font-size: 13px;
  font-family: var(--font-body-en);
  color: var(--corise-ink-muted);
  font-variant-numeric: tabular-nums;
  padding: 0 8px;
}

/* ==========================================================================
   Deck Main Container
   ========================================================================== */
.deck-viewport {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  overflow: auto;
  position: relative;
}

.slides-wrapper {
  position: relative;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.06), 0 2px 6px rgba(0, 0, 0, 0.04);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  background: var(--corise-bone);
  border-radius: 12px;
  overflow: hidden;
}

/* 16:9 Presentation Aspect Ratio */
.mode-16-9 .slides-wrapper {
  width: min(92vw, calc((100vh - var(--header-height) - 48px) * (16 / 9)));
  height: calc(min(92vw, calc((100vh - var(--header-height) - 48px) * (16 / 9))) * (9 / 16));
}

/* 4:5 Social Carousel Aspect Ratio */
.mode-4-5 .slides-wrapper {
  width: calc(min(84vh, 100vh - var(--header-height) - 48px) * (4 / 5));
  height: min(84vh, 100vh - var(--header-height) - 48px);
}

/* Single Slide Canvas */
.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--corise-bone);
  opacity: 0;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 4% 5%;
  box-sizing: border-box;
  transition: opacity 0.22s ease-out;
}

.slide.active {
  opacity: 1;
  pointer-events: auto;
  z-index: 10;
}

/* ==========================================================================
   Slide Content Hierarchy & Components
   ========================================================================== */
.slide-card {
  background: #FFFFFF;
  border: 1px solid var(--corise-line);
  border-radius: 16px;
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 40px 48px;
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
}

/* Mode 4:5 adjustments */
.mode-4-5 .slide-card {
  padding: 32px 28px;
  border-radius: 14px;
}

/* Slide Header */
.slide-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  width: 100%;
  margin-bottom: 20px;
}

.slide-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--corise-bone);
  border: 1px solid var(--corise-line);
  color: var(--corise-ink-secondary);
}

.slide-tag.tag-sage {
  background: var(--corise-sage-bg);
  border-color: var(--corise-sage-border);
  color: var(--corise-sage-ink);
}

.slide-tag.tag-ochre {
  background: var(--corise-ochre-bg);
  border-color: var(--corise-ochre-border);
  color: var(--corise-ochre-ink);
}

.slide-tag.tag-slate {
  background: var(--corise-slate-bg);
  border-color: var(--corise-slate-border);
  color: var(--corise-slate-ink);
}

.slide-header-wordmark {
  height: 15px;
  opacity: 0.85;
}

/* Slide Body */
.slide-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.slide-title-zh {
  font-family: var(--font-heading-zh);
  font-size: clamp(22px, 2.8vw, 42px);
  font-weight: 600;
  line-height: 1.28;
  color: var(--corise-ink);
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.slide-title-en {
  font-family: var(--font-display-en);
  font-size: clamp(15px, 1.6vw, 22px);
  font-style: italic;
  font-weight: 400;
  color: var(--corise-ink-secondary);
  line-height: 1.35;
  margin-bottom: 20px;
}

.slide-description {
  font-size: clamp(13px, 1.15vw, 16px);
  line-height: 1.7;
  color: var(--corise-ink-secondary);
  max-width: 720px;
}

.slide-description p + p {
  margin-top: 8px;
}

/* Highlighted Accent Box */
.accent-card {
  padding: 16px 20px;
  border-radius: 8px;
  margin-top: 18px;
  border-left: 3px solid;
}

.accent-card.card-sage {
  background: var(--corise-sage-bg);
  border-color: var(--corise-sage-ink);
  color: var(--corise-sage-ink);
}

.accent-card.card-ochre {
  background: var(--corise-ochre-bg);
  border-color: var(--corise-ochre-ink);
  color: var(--corise-ochre-ink);
}

.accent-card.card-slate {
  background: var(--corise-slate-bg);
  border-color: var(--corise-slate-ink);
  color: var(--corise-slate-ink);
}

/* Multi-column Grid in Slide */
.slide-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 20px;
  width: 100%;
}

.mode-4-5 .slide-grid {
  grid-template-columns: 1fr;
  gap: 10px;
}

.grid-col-card {
  background: var(--corise-bone);
  border: 1px solid var(--corise-line);
  border-radius: 10px;
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.grid-col-num {
  font-family: var(--font-display-en);
  font-size: 18px;
  font-weight: 500;
  color: var(--corise-amber);
  margin-bottom: 6px;
}

.grid-col-title {
  font-family: var(--font-heading-zh);
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--corise-ink);
}

.grid-col-desc {
  font-size: 12px;
  color: var(--corise-ink-secondary);
  line-height: 1.5;
}

/* Quote Layout */
.quote-box {
  margin: 12px 0;
  position: relative;
}

.quote-mark {
  font-family: var(--font-display-en);
  font-size: 56px;
  line-height: 0.9;
  color: var(--corise-line);
  margin-bottom: 4px;
}

.quote-text {
  font-family: var(--font-heading-zh);
  font-size: clamp(17px, 2vw, 26px);
  line-height: 1.45;
  color: var(--corise-ink);
  margin-bottom: 12px;
}

.quote-author {
  font-family: var(--font-accent-zh), var(--font-body-zh);
  font-size: 13px;
  color: var(--corise-ink-muted);
}

/* Slide Footer */
.slide-footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding-top: 16px;
  border-top: 1px solid var(--corise-bone);
  width: 100%;
}

.slide-footer-meta {
  font-size: 11px;
  color: var(--corise-ink-muted);
  font-family: var(--font-body-en);
  letter-spacing: 0.04em;
}

.slide-motif-container {
  width: 64px;
  height: 40px;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  opacity: 0.85;
}

.slide-motif-container svg {
  max-width: 100%;
  max-height: 100%;
}

/* Key Value Stat Numbers */
.big-stat {
  font-family: var(--font-display-en);
  font-size: clamp(44px, 5vw, 76px);
  font-weight: 500;
  color: var(--corise-ink);
  line-height: 1;
  letter-spacing: -0.02em;
}

/* Overview Thumbnails Drawer */
.overview-modal {
  position: fixed;
  inset: 0;
  background: rgba(17, 17, 17, 0.75);
  backdrop-filter: blur(5px);
  z-index: 200;
  display: none;
  flex-direction: column;
  padding: 32px;
}

.overview-modal.open {
  display: flex;
}

.overview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #FFFFFF;
  margin-bottom: 20px;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 14px;
  overflow-y: auto;
  flex: 1;
  padding-bottom: 20px;
}

.thumb-card {
  background: var(--corise-bone);
  border-radius: 8px;
  aspect-ratio: 16 / 9;
  padding: 12px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.15s;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.thumb-card:hover {
  transform: translateY(-2px);
  border-color: var(--corise-amber);
}

.thumb-card.active-thumb {
  border-color: #FFFFFF;
}

.thumb-number {
  font-size: 11px;
  font-weight: 600;
  color: var(--corise-ink-muted);
}

.thumb-title {
  font-size: 12px;
  font-family: var(--font-heading-zh);
  font-weight: 600;
  color: var(--corise-ink);
  line-height: 1.3;
}

/* ==========================================================================
   Print Stylesheet (Auto High-Res PDF Export)
   Cmd+P will export all slides sequentially
   ========================================================================== */
@media print {
  @page {
    size: 16in 9in;
    margin: 0;
  }

  body {
    background: transparent;
    overflow: visible;
    height: auto;
  }

  .top-bar, .overview-modal {
    display: none !important;
  }

  .deck-viewport {
    display: block !important;
    padding: 0 !important;
  }

  .slides-wrapper {
    box-shadow: none !important;
    border-radius: 0 !important;
    width: 100vw !important;
    height: auto !important;
    display: block !important;
  }

  .slide {
    position: relative !important;
    opacity: 1 !important;
    display: flex !important;
    width: 100vw !important;
    height: 100vh !important;
    page-break-after: always !important;
    break-after: page !important;
    padding: 24px !important;
  }
}