/* ==========================================================================
   Jhajjar WQI Thematic Pinboard Web Deck — Stylesheet
   Adopted from references_pinboard.html:
   - Beveled wooden frame & brass screw corners
   - Mottled corkboard texture with grid overlay
   - Textured paper cards (parchment, kraft, lined note, lab datasheet)
   - Realistic 3D pushpins & washi tape strips
   - 60fps card transitions & fragment reveals
   ========================================================================== */

:root {
  --bg: #f5eedf;
  --surface: #f4ecdc;
  --surface2: #eae0ce;
  --surface-card: #fffdf8;
  --border: #d8c8af;
  --border-dark: #bba484;
  --text: #2a231b;
  --text-dim: #6d5f52;
  --text-muted: #8c7b6b;

  /* Accents */
  --accent-cyan: #0b7285;
  --accent-purple: #6741d9;
  --accent-pink: #c2255c;
  --accent-green: #2b8a3e;
  --accent-orange: #d9480f;
  --accent-yellow: #b17900;
  --accent-red: #c92a2a;
  --accent-blue: #1971c2;

  /* Cork & Wood */
  --cork-base: #dfcbb5;
  --cork-dark: #ccb295;
  --frame-wood: #543315;
  --frame-wood-light: #734a26;

  --shadow-pin: 0 4px 8px rgba(42, 35, 27, 0.35);
  --shadow-paper: 0 8px 20px rgba(42, 35, 27, 0.16), 0 2px 6px rgba(42, 35, 27, 0.08);
  --shadow-paper-hover: 0 16px 32px rgba(42, 35, 27, 0.22), 0 4px 10px rgba(42, 35, 27, 0.12);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  height: 100%;
  background-color: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
  overflow: hidden;
}

/* App Container */
.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  width: 100vw;
  max-width: 100vw;
  position: relative;
  background: #25160d radial-gradient(circle at center, #3d230d 0%, #1a0f07 100%);
}

/* Top App Control Bar */
.deck-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 20px;
  background: rgba(45, 28, 16, 0.92);
  border-bottom: 2px solid #5a3818;
  color: #f7ede0;
  z-index: 100;
  backdrop-filter: blur(8px);
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(11, 114, 133, 0.25);
  border: 1px solid var(--accent-cyan);
  color: #58d4f5;
  letter-spacing: 0.5px;
}

.slide-title-indicator {
  font-family: 'Kalam', cursive;
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff9e6;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 50vw;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-ctrl {
  background: #422813;
  border: 1px solid #734a26;
  color: #e6dac6;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.18s ease;
  font-family: 'Inter', sans-serif;
}

.btn-ctrl:hover {
  background: var(--accent-cyan);
  border-color: #58d4f5;
  color: #fff;
  transform: translateY(-1px);
}

.topbar-center {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-download {
  text-decoration: none;
  font-size: 0.76rem;
  background: #2b180d;
  border-color: #8c5d33;
}

.btn-download:hover {
  background: #3d2314;
  border-color: #d8c8af;
  color: #fff;
}

.btn-animated {
  background: #0b4955;
  border-color: #1997af;
  color: #c5f6fa;
}

.btn-animated:hover {
  background: #0c6a7d;
  border-color: #58d4f5;
  color: #fff;
}

.slide-counter {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  font-weight: 700;
  color: #e5c99e;
  padding: 4px 10px;
  background: rgba(0,0,0,0.3);
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.1);
}

/* Presentation Viewport / Stage */
.stage-viewport {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 16px;
}

/* Widescreen 16:9 Pinboard Frame */
.corkboard-frame {
  position: relative;
  width: 100%;
  max-width: 1440px;
  aspect-ratio: 16 / 9;
  background: var(--frame-wood-light);
  border: 14px solid var(--frame-wood);
  border-radius: 18px;
  box-shadow: 
    inset 0 0 24px rgba(0,0,0,0.7),
    0 20px 50px rgba(0,0,0,0.6),
    0 4px 12px rgba(0,0,0,0.4);
  display: flex;
  overflow: hidden;
}

/* Corner Screws / Rivets */
.corkboard-frame::before, .corkboard-frame::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  background: #8d5c2f;
  border-radius: 50%;
  border: 2px solid #3d230d;
  z-index: 50;
  box-shadow: 0 1px 4px rgba(0,0,0,0.6), inset 0 1px 2px #ffc885;
}
.corkboard-frame::before { top: -7px; left: -7px; }
.corkboard-frame::after { top: -7px; right: -7px; }

/* Cork Surface Texture */
.corkboard-surface {
  position: relative;
  width: 100%;
  height: 100%;
  background-color: var(--cork-base);
  background-image: 
    radial-gradient(#b89775 12%, transparent 13%),
    radial-gradient(#d3baa0 12%, transparent 13%),
    linear-gradient(45deg, rgba(204, 178, 149, 0.35) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(204, 178, 149, 0.35) 25%, transparent 25%);
  background-size: 32px 32px, 24px 24px, 64px 64px, 64px 64px;
  background-position: 0 0, 16px 16px, 0 0, 32px 32px;
  box-shadow: inset 0 0 35px rgba(60, 35, 12, 0.45);
  overflow: hidden;
}

/* Subtle Pinboard 100px Grid */
.corkboard-surface::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(139, 90, 43, 0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(139, 90, 43, 0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
  z-index: 1;
}

/* Slides Container */
.slides-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 2;
}

/* Individual Slide Stage */
.slide {
  position: absolute;
  inset: 0;
  padding: 22px 28px 24px;
  display: none;
  flex-direction: column;
  opacity: 0;
  transform: translateX(30px) scale(0.98);
  transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.2, 0.8, 0.25, 1);
  overflow-y: auto;
}

.slide.active {
  display: flex;
  opacity: 1;
  transform: translateX(0) scale(1);
}

/* Header Notice Paper Slip */
.board-header-note {
  position: relative;
  max-width: 820px;
  margin: 0 auto 16px;
  background: #fffdf5;
  padding: 10px 24px;
  border: 1px solid #dcd1ba;
  border-radius: 4px;
  box-shadow: var(--shadow-paper);
  text-align: center;
  flex-shrink: 0;
}

.board-header-note .tape {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 140px;
  height: 24px;
  background: rgba(235, 222, 185, 0.78);
  border: 1px dashed rgba(180, 160, 120, 0.6);
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
  z-index: 10;
}

.board-header-note h2 {
  font-family: 'Kalam', cursive;
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--accent-cyan);
  line-height: 1.2;
}

.board-header-note p {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 2px;
}

/* Pushpins */
.pushpin {
  position: absolute;
  width: 22px;
  height: 22px;
  z-index: 20;
  pointer-events: none;
}

.pushpin.pin-top-center {
  top: -11px;
  left: 50%;
  transform: translateX(-50%);
}

.pushpin.pin-top-left {
  top: -11px;
  left: 16px;
}

.pushpin.pin-top-right {
  top: -11px;
  right: 16px;
}

.pushpin.pin-bottom-left {
  bottom: -11px;
  left: 16px;
}

.pushpin.pin-bottom-right {
  bottom: -11px;
  right: 16px;
}

.pushpin-head {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  position: relative;
  margin: 0 auto;
  box-shadow: 
    0 3px 6px rgba(0,0,0,0.4),
    inset 0 1px 3px rgba(255,255,255,0.7),
    inset 0 -1px 3px rgba(0,0,0,0.5);
}

.pushpin-head::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(255,255,255,0.85);
}

.pushpin-shadow {
  position: absolute;
  top: 12px;
  left: 8px;
  width: 12px;
  height: 5px;
  background: rgba(0,0,0,0.25);
  border-radius: 50%;
  transform: rotate(20deg);
  filter: blur(1.2px);
}

.pin-cyan .pushpin-head { background: radial-gradient(circle at 35% 35%, #58d4f5, #0b7285, #06434f); }
.pin-yellow .pushpin-head { background: radial-gradient(circle at 35% 35%, #ffe066, #d99b00, #805800); }
.pin-red .pushpin-head { background: radial-gradient(circle at 35% 35%, #ff7b72, #c92a2a, #821010); }
.pin-green .pushpin-head { background: radial-gradient(circle at 35% 35%, #7ee787, #2b8a3e, #145523); }
.pin-purple .pushpin-head { background: radial-gradient(circle at 35% 35%, #bc8cff, #6741d9, #3f2296); }

/* Washi Tape Strip */
.washi-tape {
  position: absolute;
  top: -9px;
  width: 70px;
  height: 20px;
  background: rgba(235, 222, 185, 0.78);
  border: 1px dashed rgba(180, 160, 120, 0.6);
  z-index: 10;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.washi-tape.tape-left { left: 18px; transform: rotate(-4deg); }
.washi-tape.tape-right { right: 18px; transform: rotate(4deg); }
.washi-tape.tape-center { left: 50%; transform: translateX(-50%); }

/* Paper Cards */
.paper-card {
  position: relative;
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 16px 20px;
  box-shadow: var(--shadow-paper);
  display: flex;
  flex-direction: column;
}

.paper-card.style-parchment {
  background: #fdfaf2;
  border-color: #ded0b7;
}

.paper-card.style-kraft {
  background: #f6eee2;
  border-color: #d9c3a6;
}

.paper-card.style-lined {
  background: repeating-linear-gradient(
    to bottom,
    #ffffff,
    #ffffff 21px,
    #eef3f8 22px
  );
  border-left: 3px double #f4a6b0;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 5px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.5px;
  width: fit-content;
}

.badge-cyan { background: rgba(11, 114, 133, 0.12); color: var(--accent-cyan); border: 1px solid rgba(11, 114, 133, 0.3); }
.badge-yellow { background: rgba(217, 155, 0, 0.14); color: var(--accent-yellow); border: 1px solid rgba(217, 155, 0, 0.35); }
.badge-green { background: rgba(43, 138, 62, 0.12); color: var(--accent-green); border: 1px solid rgba(43, 138, 62, 0.3); }
.badge-purple { background: rgba(103, 65, 217, 0.12); color: var(--accent-purple); border: 1px solid rgba(103, 65, 217, 0.3); }
.badge-red { background: rgba(201, 42, 42, 0.12); color: var(--accent-red); border: 1px solid rgba(201, 42, 42, 0.3); }

/* Typography inside Cards */
.card-title {
  font-family: 'Trebuchet MS', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.card-subtitle {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.bullet-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.86rem;
}

.bullet-list li {
  position: relative;
  padding-left: 14px;
  line-height: 1.42;
}

.bullet-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-weight: 800;
}

.bullet-list li strong {
  color: var(--text);
  font-weight: 700;
}

/* Scientific Formulas */
.formula-block {
  background: rgba(255, 255, 255, 0.85);
  border: 1px dashed var(--border-dark);
  border-radius: 6px;
  padding: 8px 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  color: var(--text);
  margin: 6px 0;
}

/* Styled Academic Tables */
.academic-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  background: #ffffff;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.academic-table th {
  background: var(--surface2);
  color: var(--text);
  font-weight: 700;
  padding: 7px 10px;
  border-bottom: 2px solid var(--border-dark);
  text-align: left;
}

.academic-table td {
  padding: 6px 10px;
  border-bottom: 1px solid #ebd9c8;
  color: var(--text);
}

.academic-table tr:nth-child(even) td {
  background: #fdfaf4;
}

.academic-table tr.highlight-red td {
  background: #fff0f0 !important;
  color: var(--accent-red);
  font-weight: 600;
}

.academic-table tr.highlight-amber td {
  background: #fff8e8 !important;
  color: var(--accent-orange);
  font-weight: 600;
}

/* Slide 1 Special Styles */
.title-card {
  max-width: 900px;
  margin: 10px auto 16px;
  text-align: center;
  padding: 24px 32px;
}

.title-card h1 {
  font-family: 'Trebuchet MS', sans-serif;
  font-size: 2.1rem;
  color: var(--text);
  font-weight: 800;
  line-height: 1.2;
  margin: 10px 0 6px;
}

.title-card .sub {
  font-size: 1.05rem;
  color: var(--accent-cyan);
  font-weight: 600;
  margin-bottom: 12px;
}

.title-card .cite-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  color: var(--accent-purple);
  background: rgba(103, 65, 217, 0.08);
  padding: 4px 12px;
  border-radius: 20px;
  display: inline-block;
}

.title-footer-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}

/* 2-Column Grid Layouts */
.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  flex: 1;
}

/* 4-Stage Horizontal Workflow (Slide 5) */
.stage-flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  flex: 1;
  position: relative;
}

.stage-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 18px 14px 14px;
}

.stage-header {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px dashed var(--border);
}

.qa-box {
  margin-top: auto;
  background: rgba(103, 65, 217, 0.07);
  border: 1px solid rgba(103, 65, 217, 0.3);
  border-radius: 6px;
  padding: 8px;
  text-align: center;
}

.qa-box .qa-val {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--accent-red);
}

/* Slide 7 Map Frame */
.map-photo-frame {
  background: #ffffff;
  padding: 12px 12px 24px;
  border-radius: 4px;
  box-shadow: var(--shadow-paper);
  border: 1px solid #d5c8b2;
  text-align: center;
}

.map-photo-frame img {
  width: 100%;
  height: auto;
  border-radius: 2px;
  border: 1px solid #c9bda5;
}

.map-caption {
  margin-top: 10px;
  font-family: 'Kalam', cursive;
  font-size: 0.95rem;
  color: var(--accent-cyan);
  font-weight: 700;
}

/* Bottom Deck Navigation Bar */
.deck-bottombar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 24px;
  background: rgba(45, 28, 16, 0.94);
  border-top: 2px solid #5a3818;
  color: #dfcca8;
  z-index: 100;
}

.progress-container {
  flex: 1;
  max-width: 500px;
  margin: 0 20px;
  height: 6px;
  background: #422813;
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid #5a3818;
}

.progress-bar {
  height: 100%;
  width: 10%;
  background: linear-gradient(90deg, var(--accent-cyan), #58d4f5);
  transition: width 0.3s ease;
}

.nav-hint {
  font-size: 0.76rem;
  color: #a8947a;
  font-family: 'JetBrains Mono', monospace;
}

/* Fragment Reveals */
.fragment {
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.3s ease;
}

.fragment.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Dialogue / Speaker Script Drawer
   ========================================================================== */
.btn-dialogue {
  background: linear-gradient(135deg, #6741d9 0%, #4c2889 100%) !important;
  color: #ffffff !important;
  border: 1px solid #9775fa !important;
  font-weight: 700 !important;
  box-shadow: 0 2px 8px rgba(103, 65, 217, 0.4) !important;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}
.btn-dialogue:hover {
  background: linear-gradient(135deg, #7950f2 0%, #5f3dc4 100%) !important;
  transform: translateY(-1px);
}

.dialogue-drawer {
  position: fixed;
  top: 54px;
  right: -480px;
  width: 440px;
  max-width: 90vw;
  height: calc(100vh - 108px);
  background: #fffdf5;
  border-left: 3px solid #bba484;
  border-bottom: 2px solid #bba484;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.45);
  z-index: 1000;
  transition: right 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  border-radius: 0 0 0 16px;
}

.dialogue-drawer.open {
  right: 0;
}

.dialogue-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: #f4ecdc;
  border-bottom: 1px solid #d8c8af;
  border-radius: 0 0 0 0;
}

.dialogue-title-box {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dialogue-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(103, 65, 217, 0.15);
  color: #6741d9;
  border: 1px solid #6741d9;
}

.dialogue-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: #2a231b;
}

.dialogue-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-dialogue-act {
  padding: 4px 10px;
  font-size: 0.76rem;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid #d8c8af;
  background: #fffdf8;
  color: #2a231b;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-dialogue-act:hover {
  background: #eae0ce;
}

.dialogue-body {
  padding: 18px 20px;
  overflow-y: auto;
  flex: 1;
  font-size: 0.92rem;
  line-height: 1.65;
  color: #2a231b;
  background-image: repeating-linear-gradient(transparent, transparent 27px, #e8ddcf 28px);
}

.dialogue-body p {
  margin-bottom: 14px;
}

.dialogue-body strong {
  color: #0b7285;
  font-weight: 700;
}

.dialogue-body em {
  color: #6741d9;
  font-style: normal;
  font-weight: 600;
}

.dialogue-body .speaker-cue {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  color: #d9480f;
  margin: 10px 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}

/* ==========================================================================
   Investigator's Threaded Pinboard Layout (Slide 1) - Organic & Unstructured
   ========================================================================== */
.title-strip-clean {
  text-align: center;
  margin-bottom: 12px;
  padding: 8px 24px;
  display: inline-block;
  align-self: center;
  box-shadow: var(--shadow-paper);
}

.title-strip-clean h1 {
  font-family: 'Kalam', cursive;
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text);
  margin: 0;
  white-space: nowrap;
  letter-spacing: 0.2px;
}

.investigator-board {
  position: relative;
  width: 100%;
  height: 520px;
  min-height: 480px;
  flex: 1;
}

.pinned-polaroid {
  position: absolute;
  background: #ffffff;
  border: 1px solid #dcd1be;
  border-radius: 4px;
  padding: 8px 8px 18px 8px;
  box-shadow: 0 10px 24px rgba(42, 35, 27, 0.28), 0 3px 8px rgba(42, 35, 27, 0.16);
  z-index: 5;
  transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.25s ease, z-index 0.1s ease;
  cursor: pointer;
}

.pinned-polaroid:hover {
  transform: scale(1.08) rotate(0deg) !important;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
  z-index: 50;
}

.pinned-polaroid img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 2px;
  background: #090d16;
}

/* 5 Organic Staggered Positions across the Corkboard */
.polaroid-1 {
  top: 15px;
  left: 3%;
  width: 235px;
  height: 195px;
  transform: rotate(-3.8deg);
}

.polaroid-2 {
  top: 220px;
  left: 21%;
  width: 245px;
  height: 205px;
  transform: rotate(3.2deg);
}

.polaroid-3 {
  top: 10px;
  left: 41%;
  width: 250px;
  height: 200px;
  transform: rotate(-1.6deg);
}

.polaroid-4 {
  top: 225px;
  left: 60%;
  width: 245px;
  height: 205px;
  transform: rotate(4.1deg);
}

.polaroid-5 {
  top: 18px;
  left: 77%;
  width: 235px;
  height: 195px;
  transform: rotate(-3.2deg);
}

.thread-overlay-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 4;
}