/* ═══════════════════════════════════════════════════════════
   INTERDISCIPLINARY PROJECT — MASTER STYLESHEET
   Design: Dual-world editorial — AI Tech (Indigo/Electric) 
           meets Wildlife Conservation (Forest/Amber/Terracotta)
═══════════════════════════════════════════════════════════ */

/* ── CSS Variables ── */
:root {
  /* AI World */
  --ai-bg: #0D0F1A;
  --ai-bg-alt: #111320;
  --ai-primary: #6C63FF;
  --ai-accent: #00E5FF;
  --ai-accent2: #B388FF;
  --ai-text: #E8E6F0;
  --ai-text-muted: #8B89A8;
  --ai-border: rgba(108, 99, 255, 0.2);
  --ai-card-bg: rgba(255,255,255,0.04);
  --ai-card-border: rgba(108, 99, 255, 0.15);

  /* Tiger World */
  --tiger-bg: #0F1A0A;
  --tiger-bg-alt: #131F0D;
  --tiger-primary: #C8860A;
  --tiger-accent: #E8A020;
  --tiger-accent2: #8B4513;
  --tiger-green: #2D6A1E;
  --tiger-green-light: #4A9A30;
  --tiger-text: #F0EDE4;
  --tiger-text-muted: #9A9580;
  --tiger-border: rgba(200, 134, 10, 0.2);
  --tiger-card-bg: rgba(255,255,255,0.04);
  --tiger-card-border: rgba(200, 134, 10, 0.2);

  /* Shared */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-ai: 0 20px 60px rgba(108, 99, 255, 0.15);
  --shadow-tiger: 0 20px 60px rgba(200, 134, 10, 0.15);
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Bricolage Grotesque', sans-serif;
  background: var(--ai-bg);
  color: var(--ai-text);
  overflow-x: hidden;
  line-height: 1.7;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Typography ── */
.cover-title, .part-title {
  font-family: 'Clash Display', sans-serif;
}
.section-heading {
  font-family: 'Instrument Serif', serif;
}
.tiger-heading, .tiger-part-title {
  font-family: 'Cormorant Garamond', serif;
}

/* ── Container ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ═══════════════════════════════════════════════
   GLOBAL NAV
═══════════════════════════════════════════════ */
.global-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 40px;
  background: rgba(13, 15, 26, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: var(--transition);
}
.global-nav.scrolled {
  padding: 12px 40px;
  background: rgba(13, 15, 26, 0.97);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-logo-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.ai-dot { background: var(--ai-primary); }
.tiger-dot { background: var(--tiger-primary); }
.nav-logo-text {
  font-family: 'Clash Display', sans-serif;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.8);
}
.nav-links {
  display: flex;
  gap: 32px;
}
.nav-link {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.6;
  transition: opacity 0.2s;
}
.nav-link:hover { opacity: 1; }
.ai-link:hover { color: var(--ai-accent); }
.tiger-link:hover { color: var(--tiger-accent); }

/* ═══════════════════════════════════════════════
   COVER HERO
═══════════════════════════════════════════════ */
.cover-hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--ai-bg);
  padding: 120px 40px 80px;
}

.cover-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(108,99,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108,99,255,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.cover-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
}

.cover-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ai-text-muted);
  margin-bottom: 32px;
}

.cover-title {
  font-size: clamp(52px, 8vw, 100px);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.cover-title-line { display: block; }

.ai-gradient-text {
  background: linear-gradient(135deg, var(--ai-primary), var(--ai-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tiger-gradient-text {
  background: linear-gradient(135deg, var(--tiger-primary), var(--tiger-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cover-title-amp {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 0.5em;
  color: rgba(255,255,255,0.3);
  display: block;
  margin: 4px 0;
}

.cover-subtitle {
  font-size: 17px;
  color: var(--ai-text-muted);
  line-height: 1.7;
  margin-bottom: 48px;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.cover-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  padding: 14px 32px;
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: var(--transition);
  cursor: pointer;
}
.btn-ai {
  background: linear-gradient(135deg, var(--ai-primary), var(--ai-accent2));
  color: white;
  box-shadow: 0 8px 32px rgba(108,99,255,0.35);
}
.btn-ai:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(108,99,255,0.5);
}
.btn-tiger {
  background: linear-gradient(135deg, var(--tiger-primary), var(--tiger-accent));
  color: white;
  box-shadow: 0 8px 32px rgba(200,134,10,0.35);
}
.btn-tiger:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(200,134,10,0.5);
}

.cover-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--ai-text-muted);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--ai-primary), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ═══════════════════════════════════════════════
   PART HEADERS
═══════════════════════════════════════════════ */
.part-header {
  padding: 100px 40px;
  position: relative;
  overflow: hidden;
}

.ai-part-header {
  background: linear-gradient(135deg, #0D0F1A 0%, #1A1040 50%, #0D0F1A 100%);
  border-top: 1px solid var(--ai-border);
}

.part-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.part-number {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--ai-primary);
  margin-bottom: 20px;
  padding: 6px 16px;
  border: 1px solid var(--ai-border);
  border-radius: 100px;
}

.part-title {
  font-size: clamp(48px, 6vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: white;
  margin-bottom: 20px;
}

.part-subtitle {
  font-size: 18px;
  color: var(--ai-text-muted);
  max-width: 600px;
}

.ai-deco {
  position: absolute;
  top: -100px; right: -100px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(108,99,255,0.12) 0%, transparent 70%);
  pointer-events: none;
}

/* Tiger Part Header */
.tiger-part-header {
  padding: 0;
  min-height: 70vh;
  display: flex;
  align-items: flex-end;
}
.tiger-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.tiger-hero-img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.tiger-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(15,26,10,0.3) 0%,
    rgba(15,26,10,0.6) 50%,
    rgba(15,26,10,0.95) 100%
  );
}
.tiger-header-inner {
  position: relative;
  z-index: 2;
  padding: 60px 40px 80px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}
.tiger-part-number {
  color: var(--tiger-accent);
  border-color: rgba(200,134,10,0.3);
}
.tiger-part-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(56px, 7vw, 96px);
  font-weight: 600;
  font-style: italic;
  color: white;
  margin-bottom: 16px;
}
.tiger-part-subtitle {
  color: rgba(240,237,228,0.7);
  font-size: 18px;
  margin-bottom: 32px;
}
.tiger-quote {
  max-width: 700px;
  padding: 24px 32px;
  border-left: 3px solid var(--tiger-accent);
  background: rgba(200,134,10,0.08);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.tiger-quote em {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 17px;
  font-style: italic;
  color: var(--tiger-text);
  margin-bottom: 8px;
  line-height: 1.6;
}
.tiger-quote span {
  font-size: 12px;
  color: var(--tiger-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════════
   CONTENT SECTIONS
═══════════════════════════════════════════════ */
.content-section {
  padding: 100px 0;
}

.ai-bg { background: var(--ai-bg); }
.ai-bg-alt { background: var(--ai-bg-alt); }
.tiger-bg { background: var(--tiger-bg); }
.tiger-bg-alt { background: var(--tiger-bg-alt); }

.ai-takeaways {
  background: linear-gradient(135deg, #0D0F1A 0%, #1A1040 100%);
}
.tiger-conclusion {
  background: linear-gradient(135deg, #0F1A0A 0%, #1A2A10 100%);
}

/* ── Section Labels ── */
.section-label-row {
  margin-bottom: 24px;
}
.section-label-row.centered { text-align: center; }

.section-chip {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
}
.ai-chip {
  background: rgba(108,99,255,0.12);
  color: var(--ai-accent);
  border: 1px solid rgba(108,99,255,0.25);
}
.tiger-chip {
  background: rgba(200,134,10,0.12);
  color: var(--tiger-accent);
  border: 1px solid rgba(200,134,10,0.25);
}

/* ── Section Headings ── */
.section-heading {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 28px;
  color: white;
}
.section-heading.centered { text-align: center; }
.ai-heading { color: white; }
.tiger-heading {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 600;
  color: var(--tiger-text);
}

/* ── Body Text ── */
.body-text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ai-text-muted);
  margin-bottom: 20px;
}
.tiger-bg .body-text,
.tiger-bg-alt .body-text,
.tiger-conclusion .body-text {
  color: var(--tiger-text-muted);
}
.body-text strong { color: white; font-weight: 600; }
.tiger-bg .body-text strong,
.tiger-bg-alt .body-text strong,
.tiger-conclusion .body-text strong {
  color: var(--tiger-text);
}

/* ── Two Column Layout ── */
.two-col-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.two-col-layout.gap-lg { gap: 80px; }

/* ═══════════════════════════════════════════════
   STAT CARDS
═══════════════════════════════════════════════ */
.stat-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.stat-card {
  padding: 28px 24px;
  border-radius: var(--radius-md);
  border: 1px solid;
  text-align: center;
  transition: var(--transition);
}
.ai-stat-card {
  background: var(--ai-card-bg);
  border-color: var(--ai-card-border);
}
.ai-stat-card:hover {
  border-color: var(--ai-primary);
  box-shadow: var(--shadow-ai);
  transform: translateY(-4px);
}
.stat-value {
  display: block;
  font-family: 'Clash Display', sans-serif;
  font-size: 36px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--ai-primary), var(--ai-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 12px;
  color: var(--ai-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════════
   BAR CHARTS
═══════════════════════════════════════════════ */
.chart-container {
  margin-top: 60px;
  padding: 40px;
  background: var(--ai-card-bg);
  border: 1px solid var(--ai-card-border);
  border-radius: var(--radius-lg);
}
.tiger-bg .chart-container,
.tiger-bg-alt .chart-container {
  background: var(--tiger-card-bg);
  border-color: var(--tiger-card-border);
}
.chart-title {
  font-family: 'Instrument Serif', serif;
  font-size: 20px;
  font-weight: 400;
  color: white;
  margin-bottom: 32px;
  text-align: center;
}
.tiger-bg .chart-title,
.tiger-bg-alt .chart-title {
  font-family: 'Cormorant Garamond', serif;
  color: var(--tiger-text);
}
.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  height: 220px;
  padding-bottom: 40px;
  position: relative;
}
.bar-chart::after {
  content: '';
  position: absolute;
  bottom: 40px; left: 0; right: 0;
  height: 1px;
  background: rgba(255,255,255,0.08);
}
.bar-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  height: 100%;
  justify-content: flex-end;
}
.bar {
  width: 100%;
  height: var(--bar-height);
  border-radius: 6px 6px 0 0;
  position: relative;
  transition: height 1.2s cubic-bezier(0.16, 1, 0.3, 1);
  min-height: 20px;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 6px;
}
.ai-bar {
  background: linear-gradient(to top, var(--ai-primary), var(--ai-accent2));
}
.tiger-bar {
  background: linear-gradient(to top, var(--tiger-green), var(--tiger-accent));
}
.highlight-bar {
  background: linear-gradient(to top, #FF6B2B, #FFB088) !important;
  box-shadow: 0 0 20px rgba(255,107,43,0.4);
}
.bar-val {
  font-size: 10px;
  font-weight: 600;
  color: white;
  white-space: nowrap;
}
.bar-label {
  font-size: 11px;
  color: var(--ai-text-muted);
  text-align: center;
}
.tiger-chart .bar-label { color: var(--tiger-text-muted); }
.chart-note {
  font-size: 12px;
  color: var(--tiger-text-muted);
  text-align: center;
  margin-top: 16px;
  font-style: italic;
}

/* ═══════════════════════════════════════════════
   PIE CHARTS
═══════════════════════════════════════════════ */
.pie-section {
  margin-top: 60px;
  padding: 40px;
  background: var(--ai-card-bg);
  border: 1px solid var(--ai-card-border);
  border-radius: var(--radius-lg);
}
.tiger-bg .pie-section,
.tiger-bg-alt .pie-section {
  background: var(--tiger-card-bg);
  border-color: var(--tiger-card-border);
}
.pie-chart-layout {
  display: flex;
  align-items: center;
  gap: 60px;
  justify-content: center;
  flex-wrap: wrap;
}
.pie-wrapper {
  width: 200px;
  height: 200px;
  flex-shrink: 0;
}
.pie-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}
.pie-segment {
  fill: none;
  stroke-width: 40;
  transition: stroke-dasharray 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.seg-1 { stroke: #6C63FF; }
.seg-2 { stroke: #00E5FF; }
.seg-3 { stroke: #B388FF; }
.seg-4 { stroke: #FF6B9D; }
.seg-5 { stroke: #4A4A6A; }
.tiger-seg-1 { stroke: var(--tiger-accent); }
.tiger-seg-2 { stroke: rgba(200,134,10,0.25); }
.pie-center-text {
  font-family: 'Clash Display', sans-serif;
  font-size: 14px;
  fill: white;
  transform: rotate(90deg);
  transform-origin: 100px 100px;
}
.tiger-pie-text { fill: var(--tiger-text); }
.pie-legend {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--ai-text-muted);
}
.tiger-bg .legend-item,
.tiger-bg-alt .legend-item { color: var(--tiger-text-muted); }
.legend-dot {
  width: 12px; height: 12px;
  border-radius: 3px;
  flex-shrink: 0;
}
.dot-1 { background: #6C63FF; }
.dot-2 { background: #00E5FF; }
.dot-3 { background: #B388FF; }
.dot-4 { background: #FF6B9D; }
.dot-5 { background: #4A4A6A; }
.tiger-dot-1 { background: var(--tiger-accent); }
.tiger-dot-2 { background: rgba(200,134,10,0.3); border: 1px solid var(--tiger-accent); }

/* ═══════════════════════════════════════════════
   COMPETITORS GRID
═══════════════════════════════════════════════ */
.competitors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.competitor-card {
  padding: 28px 24px;
  background: var(--ai-card-bg);
  border: 1px solid var(--ai-card-border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.competitor-card:hover {
  border-color: var(--ai-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-ai);
}
.comp-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Clash Display', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: white;
  margin-bottom: 16px;
}
.microsoft-icon { background: linear-gradient(135deg, #0078D4, #00BCF2); }
.google-icon { background: linear-gradient(135deg, #4285F4, #34A853); }
.openai-icon { background: linear-gradient(135deg, #10A37F, #1A7F64); }
.notion-icon { background: linear-gradient(135deg, #2C2C2C, #555); }
.salesforce-icon { background: linear-gradient(135deg, #00A1E0, #0070D2); }
.grammarly-icon { background: linear-gradient(135deg, #15C39A, #0D8C6E); }
.competitor-card h4 {
  font-family: 'Clash Display', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: white;
  margin-bottom: 10px;
}
.competitor-card p {
  font-size: 14px;
  color: var(--ai-text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}
.comp-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
  background: rgba(108,99,255,0.12);
  color: var(--ai-accent);
  border: 1px solid rgba(108,99,255,0.2);
}

/* ═══════════════════════════════════════════════
   TECH TIMELINE
═══════════════════════════════════════════════ */
.tech-timeline {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.tech-item {
  display: flex;
  gap: 24px;
  padding: 32px 0;
  border-bottom: 1px solid var(--ai-border);
  transition: var(--transition);
}
.tech-item:last-child { border-bottom: none; }
.tech-item:hover { padding-left: 8px; }
.tech-icon-wrap {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: rgba(108,99,255,0.1);
  border: 1px solid var(--ai-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ai-accent);
  flex-shrink: 0;
  transition: var(--transition);
}
.tech-item:hover .tech-icon-wrap {
  background: rgba(108,99,255,0.2);
  border-color: var(--ai-primary);
}
.tech-content h4 {
  font-family: 'Clash Display', sans-serif;
  font-size: 18px;
  font-weight: 600;
  color: white;
  margin-bottom: 8px;
}
.tech-content p {
  font-size: 15px;
  color: var(--ai-text-muted);
  line-height: 1.7;
}

/* ═══════════════════════════════════════════════
   PAIN POINTS & OPPORTUNITIES
═══════════════════════════════════════════════ */
.pain-list, .opportunity-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
}
.pain-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--ai-card-bg);
  border: 1px solid var(--ai-card-border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.pain-item:hover {
  border-color: rgba(255,107,107,0.3);
  background: rgba(255,107,107,0.04);
}
.pain-icon { font-size: 24px; flex-shrink: 0; }
.pain-item strong {
  display: block;
  font-size: 15px;
  color: white;
  margin-bottom: 4px;
}
.pain-item p {
  font-size: 13px;
  color: var(--ai-text-muted);
  line-height: 1.6;
}
.opp-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--ai-card-bg);
  border: 1px solid var(--ai-card-border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.opp-item:hover {
  border-color: rgba(108,99,255,0.4);
  transform: translateX(4px);
}
.opp-num {
  font-family: 'Clash Display', sans-serif;
  font-size: 28px;
  font-weight: 700;
  color: rgba(108,99,255,0.3);
  flex-shrink: 0;
  line-height: 1;
}
.opp-item strong {
  display: block;
  font-size: 15px;
  color: white;
  margin-bottom: 4px;
}
.opp-item p {
  font-size: 13px;
  color: var(--ai-text-muted);
  line-height: 1.6;
}

/* ═══════════════════════════════════════════════
   TAKEAWAYS GRID
═══════════════════════════════════════════════ */
.takeaways-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.takeaway-card {
  padding: 28px 24px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(108,99,255,0.15);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.takeaway-card:hover {
  border-color: var(--ai-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-ai);
}
.takeaway-icon {
  display: block;
  font-size: 32px;
  margin-bottom: 16px;
}
.takeaway-card p {
  font-size: 14px;
  color: var(--ai-text-muted);
  line-height: 1.7;
}
.takeaway-card strong { color: white; }

/* ═══════════════════════════════════════════════
   WORLD DIVIDER
═══════════════════════════════════════════════ */
.world-divider {
  position: relative;
  background: var(--ai-bg);
  padding: 60px 0 0;
}
.divider-content {
  display: flex;
  align-items: center;
  gap: 24px;
  max-width: 600px;
  margin: 0 auto;
  padding: 0 40px;
}
.divider-line-left, .divider-line-right {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(255,255,255,0.15));
}
.divider-line-right {
  background: linear-gradient(to left, transparent, rgba(255,255,255,0.15));
}
.divider-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: 100px;
  background: rgba(200,134,10,0.1);
  border: 1px solid rgba(200,134,10,0.3);
  font-size: 13px;
  font-weight: 600;
  color: var(--tiger-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}
.divider-icon { font-size: 20px; }
.divider-wave {
  margin-top: 60px;
  line-height: 0;
}
.divider-wave svg {
  width: 100%;
  height: 80px;
  display: block;
}

/* ═══════════════════════════════════════════════
   TIGER TIMELINE
═══════════════════════════════════════════════ */
.timeline-visual {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 20px 0;
}
.timeline-event {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.timeline-event:hover {
  background: rgba(200,134,10,0.06);
}
.highlight-event {
  background: rgba(200,134,10,0.1);
  border: 1px solid rgba(200,134,10,0.25);
}
.tl-year {
  font-family: 'Clash Display', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--tiger-accent);
  min-width: 80px;
  flex-shrink: 0;
}
.tl-text {
  font-size: 14px;
  color: var(--tiger-text-muted);
  line-height: 1.5;
}
.timeline-connector {
  width: 1px;
  height: 16px;
  background: rgba(200,134,10,0.2);
  margin-left: 36px;
}

/* ═══════════════════════════════════════════════
   OBJECTIVES GRID
═══════════════════════════════════════════════ */
.objectives-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-top: 40px;
}
.objective-card {
  padding: 28px 20px;
  background: var(--tiger-card-bg);
  border: 1px solid var(--tiger-card-border);
  border-radius: var(--radius-md);
  text-align: center;
  transition: var(--transition);
  position: relative;
}
.objective-card:hover {
  border-color: var(--tiger-accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow-tiger);
}
.obj-number {
  position: absolute;
  top: 12px; right: 16px;
  font-family: 'Clash Display', sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: rgba(200,134,10,0.3);
  letter-spacing: 0.1em;
}
.obj-icon {
  font-size: 36px;
  margin-bottom: 16px;
  display: block;
}
.objective-card h4 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 17px;
  font-weight: 600;
  color: var(--tiger-text);
  margin-bottom: 10px;
  line-height: 1.3;
}
.objective-card p {
  font-size: 13px;
  color: var(--tiger-text-muted);
  line-height: 1.6;
}

/* ── Core-Buffer Strategy Diagram ── */
.strategy-diagram {
  margin-top: 60px;
  text-align: center;
}
.core-buffer-visual {
  display: flex;
  justify-content: center;
  margin-top: 24px;
}
.buffer-zone {
  width: 400px; height: 300px;
  border-radius: 50%;
  background: rgba(45,106,30,0.15);
  border: 2px dashed rgba(45,106,30,0.4);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 20px;
}
.core-zone {
  width: 220px; height: 180px;
  border-radius: 50%;
  background: rgba(45,106,30,0.25);
  border: 2px solid rgba(74,154,48,0.5);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}
.tiger-center {
  font-size: 40px;
  margin-top: 8px;
}
.zone-label {
  font-family: 'Clash Display', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tiger-accent);
  display: block;
  margin-bottom: 4px;
}
.zone-desc {
  font-size: 11px;
  color: var(--tiger-text-muted);
  text-align: center;
  line-height: 1.4;
  display: block;
}
.buffer-zone > .zone-label { position: absolute; top: 20px; }
.buffer-zone > .zone-desc { position: absolute; bottom: 20px; font-size: 11px; max-width: 200px; }

/* ═══════════════════════════════════════════════
   TIGER RESERVES GRID
═══════════════════════════════════════════════ */
.reserves-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 40px;
}
.reserve-card {
  padding: 24px 20px;
  background: var(--tiger-card-bg);
  border: 1px solid var(--tiger-card-border);
  border-radius: var(--radius-md);
  position: relative;
  transition: var(--transition);
}
.reserve-card:hover {
  border-color: var(--tiger-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-tiger);
}
.original-reserve {
  border-color: rgba(200,134,10,0.3);
  background: rgba(200,134,10,0.05);
}
.reserve-badge {
  display: inline-block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 100px;
  background: rgba(200,134,10,0.15);
  color: var(--tiger-accent);
  border: 1px solid rgba(200,134,10,0.3);
  margin-bottom: 12px;
}
.reserve-card h4 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--tiger-text);
  margin-bottom: 4px;
}
.reserve-state {
  font-size: 11px;
  color: var(--tiger-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.reserve-card p:not(.reserve-state) {
  font-size: 13px;
  color: var(--tiger-text-muted);
  line-height: 1.6;
}

/* ── India Stats Bar ── */
.india-stats-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-top: 48px;
  padding: 32px 40px;
  background: rgba(200,134,10,0.06);
  border: 1px solid rgba(200,134,10,0.2);
  border-radius: var(--radius-lg);
  flex-wrap: wrap;
}
.india-stat {
  text-align: center;
  padding: 0 40px;
}
.india-stat-num {
  display: block;
  font-family: 'Clash Display', sans-serif;
  font-size: 40px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--tiger-primary), var(--tiger-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.india-stat-label {
  font-size: 12px;
  color: var(--tiger-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.india-stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(200,134,10,0.2);
}

/* ═══════════════════════════════════════════════
   IMPACT GRID
═══════════════════════════════════════════════ */
.impact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}
.impact-card {
  padding: 32px 28px;
  border-radius: var(--radius-md);
  border: 1px solid;
  transition: var(--transition);
}
.impact-card.ecological {
  background: rgba(45,106,30,0.08);
  border-color: rgba(45,106,30,0.3);
}
.impact-card.social {
  background: rgba(200,134,10,0.06);
  border-color: rgba(200,134,10,0.25);
}
.impact-card.global {
  background: rgba(139,69,19,0.08);
  border-color: rgba(139,69,19,0.3);
}
.impact-card:hover { transform: translateY(-4px); }
.impact-card h4 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--tiger-text);
  margin-bottom: 16px;
}
.impact-card ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.impact-card li {
  font-size: 14px;
  color: var(--tiger-text-muted);
  line-height: 1.6;
  padding-left: 16px;
  position: relative;
}
.impact-card li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--tiger-accent);
  font-weight: 700;
}
.impact-card li strong { color: var(--tiger-text); }

/* ═══════════════════════════════════════════════
   CONCLUSION
═══════════════════════════════════════════════ */
.conclusion-text {
  max-width: 800px;
  margin: 40px auto 0;
}
.conclusion-text p {
  font-size: 17px;
  color: var(--tiger-text-muted);
  line-height: 1.85;
  margin-bottom: 24px;
}
.conclusion-text strong { color: var(--tiger-text); }
.conclusion-text em { color: var(--tiger-accent); font-style: italic; }
.final-quote {
  margin-top: 48px;
  padding: 32px 40px;
  border-left: 4px solid var(--tiger-accent);
  background: rgba(200,134,10,0.06);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-family: 'Cormorant Garamond', serif;
  font-size: 20px;
  font-style: italic;
  color: var(--tiger-text);
  line-height: 1.7;
}
.final-quote cite {
  display: block;
  margin-top: 16px;
  font-size: 13px;
  font-style: normal;
  color: var(--tiger-accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════ */
.site-footer {
  background: #080A10;
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 60px 40px 40px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.footer-section {
  margin-bottom: 32px;
}
.footer-section h5 {
  font-family: 'Clash Display', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.footer-section p {
  font-size: 13px;
  color: rgba(255,255,255,0.25);
  line-height: 1.6;
}
.footer-divider {
  height: 1px;
  background: rgba(255,255,255,0.06);
  margin: 24px 0;
}
.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.04);
}
.footer-bottom p {
  font-size: 12px;
  color: rgba(255,255,255,0.2);
  text-align: center;
  letter-spacing: 0.06em;
}

/* ═══════════════════════════════════════════════
   ANIMATIONS
═══════════════════════════════════════════════ */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-card {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-card.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }
.delay-7 { transition-delay: 0.7s; }

/* ═══════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .competitors-grid { grid-template-columns: repeat(2, 1fr); }
  .objectives-grid { grid-template-columns: repeat(3, 1fr); }
  .reserves-grid { grid-template-columns: repeat(2, 1fr); }
  .takeaways-grid { grid-template-columns: repeat(2, 1fr); }
  .impact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .container { padding: 0 24px; }
  .global-nav { padding: 14px 24px; }
  .nav-links { display: none; }
  .two-col-layout { grid-template-columns: 1fr; gap: 40px; }
  .stat-cards-grid { grid-template-columns: 1fr 1fr; }
  .competitors-grid { grid-template-columns: 1fr; }
  .objectives-grid { grid-template-columns: repeat(2, 1fr); }
  .reserves-grid { grid-template-columns: 1fr 1fr; }
  .takeaways-grid { grid-template-columns: 1fr; }
  .india-stats-bar { gap: 20px; }
  .india-stat { padding: 0 20px; }
  .india-stat-divider { display: none; }
  .part-header { padding: 80px 24px; }
  .content-section { padding: 70px 0; }
  .cover-title { font-size: 48px; }
  .bar-chart { height: 160px; }
  .bar-val { font-size: 8px; }
}

@media (max-width: 480px) {
  .objectives-grid { grid-template-columns: 1fr; }
  .reserves-grid { grid-template-columns: 1fr; }
  .stat-cards-grid { grid-template-columns: 1fr; }
  .cover-cta { flex-direction: column; align-items: center; }
  .pie-chart-layout { flex-direction: column; }
}