/* ========================================
   DIJITAL UÇURUM — Global Styles
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&display=swap');

/* ---- CSS Custom Properties ---- */
:root {
  --bg: #030712;
  --bg-2: #0a0f1e;
  --bg-card: rgba(255,255,255,0.04);
  --accent: #ff6b2b;
  --accent-glow: rgba(255,107,43,0.3);
  --cyan: #00e5ff;
  --cyan-glow: rgba(0,229,255,0.25);
  --text: #e8eaf6;
  --text-muted: #8892a4;
  --border: rgba(255,255,255,0.08);
  --glass: rgba(255,255,255,0.05);
  --glass-strong: rgba(255,255,255,0.10);
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --radius: 0px;
  --radius-sm: 0px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --shadow-accent: 0 0 40px rgba(255,107,43,0.2);
  --shadow-cyan: 0 0 40px rgba(0,229,255,0.15);
}

/* Light mode overrides */
[data-theme="light"] {
  --bg: #f0f4ff;
  --bg-2: #e8edf8;
  --bg-card: rgba(0,0,0,0.04);
  --text: #0d1117;
  --text-muted: #4a5568;
  --border: rgba(0,0,0,0.10);
  --glass: rgba(0,0,0,0.04);
  --glass-strong: rgba(0,0,0,0.08);
}

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

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

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button { font-family: var(--font-body); border: none; background: none; }
input, textarea, select { font-family: var(--font-body); }

/* ---- Custom Scrollbar ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); }



/* ---- Loading Screen ---- */
#loading-screen {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 99997;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

#loading-screen.hidden { opacity: 0; visibility: hidden; }

.loading-logo {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 4rem);
  letter-spacing: 0.05em;
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.loading-bar-container {
  width: 200px;
  height: 2px;
  background: var(--border);
  overflow: hidden;
}

.loading-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
  transition: width 0.05s linear;
}

.loading-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* ---- Navbar ---- */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 24px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: padding var(--transition), background var(--transition), backdrop-filter var(--transition);
}

#navbar.scrolled {
  padding: 12px 40px;
  background: rgba(3,7,18,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

[data-theme="light"] #navbar.scrolled {
  background: rgba(240,244,255,0.85);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  cursor: pointer;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  flex-wrap: nowrap;
}

.nav-links a {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  letter-spacing: 0.05em;
  white-space: nowrap;
  text-transform: uppercase;
}

[data-theme="light"] .nav-links a {
  color: rgba(15, 23, 42, 0.85);
}

.nav-links a:hover, .nav-links a.active {
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.1);
}

.nav-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-btn {
  padding: 8px 16px;
  border-radius: 0;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: all var(--transition);
  cursor: pointer;
}

.nav-btn-lang {
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--glass);
}
.nav-btn-lang:hover { border-color: var(--accent); color: var(--accent); }

.nav-btn-theme {
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--glass);
  font-size: 1rem;
}
.nav-btn-theme:hover { border-color: var(--cyan); color: var(--cyan); }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: all var(--transition);
}

/* ---- Sections ---- */
section {
  position: relative;
  min-height: 100vh;
}

.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 120px 40px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(255,107,43,0.1);
  border: 1px solid rgba(255,107,43,0.2);
  padding: 6px 14px;
  border-radius: 0;
  margin-bottom: 24px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  line-height: 1.7;
}

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

/* ---- Hero ---- */
#hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  padding: 0 40px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,107,43,0.1);
  border: 1px solid rgba(255,107,43,0.3);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 8px 20px;
  border-radius: 0;
  margin-bottom: 32px;
  opacity: 0;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 10rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  margin-bottom: 32px;
}

.hero-title .line-1 { color: var(--text); display: block; }
.hero-title .line-2 {
  display: block;
  background: linear-gradient(135deg, var(--accent) 0%, #ff9d6b 50%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-slogan {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 24px;
  opacity: 0;
  background: linear-gradient(135deg, var(--cyan), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.7;
  opacity: 0;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
}

.btn-primary {
  padding: 16px 36px;
  background: linear-gradient(135deg, var(--accent), #ff9d6b);
  color: white;
  border-radius: 0;
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  transition: all var(--transition);
  box-shadow: var(--shadow-accent);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 60px rgba(255,107,43,0.4); }
.btn-primary:hover::after { opacity: 1; }

.btn-outline {
  padding: 16px 36px;
  border: 1.5px solid var(--border);
  color: var(--text);
  border-radius: 0;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  transition: all var(--transition);
  background: var(--glass);
  backdrop-filter: blur(10px);
  cursor: pointer;
}

.btn-outline:hover { border-color: var(--cyan); color: var(--cyan); background: var(--cyan-glow); }

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  color: var(--text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
  animation: scrollAnim 2s ease-in-out infinite;
}

@keyframes scrollAnim {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---- Stats Section ---- */
#stats {
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
}

#stats::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-top: 64px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(40px);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
  opacity: 0;
  transition: opacity var(--transition);
}

.stat-card:hover { transform: translateY(-8px); border-color: rgba(255,107,43,0.3); }
.stat-card:hover::before { opacity: 1; }

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  line-height: 1;
  letter-spacing: 0.02em;
  background: linear-gradient(135deg, var(--accent), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin: 12px 0 8px;
}

.stat-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ---- Problem Section ---- */
#problem {
  background: var(--bg);
  overflow: hidden;
}

.problem-header { margin-bottom: 0; }

.problem-carousel-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.problem-arrow {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all var(--transition);
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}

.problem-arrow:hover { 
  background: var(--accent); 
  color: #fff; 
  border-color: var(--accent); 
}

.problem-arrow svg {
  width: 24px;
  height: 24px;
}

.problem-arrow.left-arrow { left: -24px; }
.problem-arrow.right-arrow { right: -24px; }

@media (max-width: 768px) {
  .problem-arrow.left-arrow { left: -10px; }
  .problem-arrow.right-arrow { right: -10px; }
}

.problem-scroll-container {
  display: flex;
  gap: 24px;
  padding: 48px 0;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
  cursor: grab;
}

.problem-scroll-container::-webkit-scrollbar { display: none; }
.problem-scroll-container:active { cursor: grabbing; }

.problem-card {
  flex: 0 0 min(85vw, 420px);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 40px;
  scroll-snap-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
  opacity: 0;
}

.problem-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-glow), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.problem-card:hover::before { opacity: 0.4; }
.problem-card:hover { border-color: rgba(255,107,43,0.3); transform: translateY(-4px); }

.problem-num {
  font-family: var(--font-display);
  font-size: 5rem;
  color: rgba(255,107,43,0.1);
  line-height: 1;
  margin-bottom: 24px;
}

.problem-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(255,107,43,0.15), rgba(0,229,255,0.15));
  border: 1px solid rgba(255,107,43,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.problem-icon svg { width: 26px; height: 26px; stroke: var(--accent); stroke-width: 1.5; fill: none; }

.problem-title { font-family: var(--font-display); font-size: 2rem; letter-spacing: 0.02em; margin-bottom: 16px; }
.problem-desc { color: var(--text-muted); line-height: 1.7; margin-bottom: 24px; }
.problem-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(255,107,43,0.3);
  padding: 4px 12px;
  border-radius: 0;
}

.scroll-hint {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  padding: 16px 0;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.scroll-hint::before, .scroll-hint::after {
  content: '';
  flex: 1;
  max-width: 80px;
  height: 1px;
  background: var(--border);
}

/* ---- Infrastructure Section ---- */
#infrastructure {
  background: var(--bg-2);
  position: relative;
}

/* Chart Container */
.infra-chart-container {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  margin-top: 48px;
  position: relative;
  overflow: hidden;
}

.chart-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--cyan);
  margin-bottom: 32px;
  text-align: center;
}

.chart-wrapper {
  position: relative;
  height: 400px;
  width: 100%;
}

.chart-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 24px;
  font-style: italic;
}

/* Chart height variants */
.chart-wrapper--tall {
  height: 520px;
}

.chart-wrapper--donut {
  height: 320px;
}

/* KPI stat row */
.infra-kpi-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.infra-kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: transform 0.22s ease, border-color 0.22s ease;
}

.infra-kpi-card:hover {
  transform: translateY(-4px);
  border-color: var(--cyan);
}

.infra-kpi-accent {
  border-color: rgba(255, 107, 43, 0.45);
}

.infra-kpi-accent:hover {
  border-color: rgb(255, 107, 43);
}

.infra-kpi-val {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--cyan);
  line-height: 1.1;
  margin-bottom: 10px;
}

.infra-kpi-accent .infra-kpi-val {
  color: #ff6b2b;
}

.infra-kpi-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin-bottom: 10px;
}

.infra-kpi-src {
  font-size: 0.78rem;
}

/* Two-column chart grid */
.infra-dual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 48px;
}

.infra-dual-grid .infra-chart-container {
  margin-top: 0;
}

/* Data table */
.infra-table-block {
  margin-top: 48px;
}

.infra-table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: 28px;
  border-radius: calc(var(--radius) - 4px);
}

.infra-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 700px;
}

.infra-table thead tr {
  background: rgba(0, 229, 255, 0.08);
  border-bottom: 2px solid var(--cyan);
}

.infra-table th {
  padding: 14px 18px;
  text-align: left;
  font-family: var(--font-display);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--cyan);
  white-space: nowrap;
}

.infra-table td {
  padding: 13px 18px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}

.infra-table tbody tr:hover td {
  background: rgba(0, 229, 255, 0.04);
}

.infra-table-highlight td {
  font-weight: 600;
  background: rgba(0, 229, 255, 0.06);
}

.infra-table-flag {
  margin-right: 8px;
}

/* Inline bar inside table cell */
.infra-bar-cell {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  position: relative;
  padding-left: 0;
}

.infra-bar-cell::before {
  content: '';
  display: inline-block;
  width: calc(var(--w) * 0.7);
  height: 6px;
  border-radius: 3px;
  background: rgba(0, 229, 255, 0.55);
  flex-shrink: 0;
}

.infra-bar-low::before {
  background: rgba(255, 107, 43, 0.55);
}

/* Responsive */
@media (max-width: 900px) {
  .infra-kpi-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .infra-dual-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .infra-kpi-row {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .infra-kpi-val {
    font-size: 1.7rem;
  }

  .chart-wrapper--tall {
    height: 380px;
  }
}

/* ---- Education Section ---- */
#education {
  background: var(--bg);
  position: relative;
}

#education::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--cyan-glow), transparent 70%);
  pointer-events: none;
}

.edu-stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin: 64px 0;
}

.edu-stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
}

.edu-stat-val {
  font-family: var(--font-display);
  font-size: 2.5rem;
  background: linear-gradient(135deg, var(--cyan), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.edu-stat-label { font-weight: 600; font-size: 0.9rem; margin-bottom: 8px; }
.edu-stat-desc { font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; }

.edu-challenges {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 16px;
}

.challenge-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(20px);
}

.challenge-card:hover { border-color: rgba(0,229,255,0.3); transform: translateY(-4px); }

.challenge-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--cyan-glow), var(--accent-glow));
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 20px;
}

.challenge-title { font-weight: 700; font-size: 1rem; margin-bottom: 10px; }
.challenge-desc { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* ---- Policies Section ---- */
#policies {
  background: var(--bg-2);
}

.policies-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 64px;
}

@media (max-width: 768px) { .policies-grid { grid-template-columns: 1fr; } }

.policies-block-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.policy-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin-bottom: 16px;
  transition: all var(--transition);
  opacity: 0;
}

.policy-item:hover { border-color: rgba(255,107,43,0.3); }
.policy-item-title { font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; }
.policy-item-desc { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }

.gap-list, .rec-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }

.gap-list li, .rec-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  opacity: 0;
  transition: all var(--transition);
}

.gap-list li::before { content: '⚠'; color: #ffa500; flex-shrink: 0; }
.rec-list li::before { content: '✓'; color: var(--cyan); flex-shrink: 0; font-weight: 700; }

.gap-list li:hover, .rec-list li:hover { border-color: rgba(0,229,255,0.3); color: var(--text); }

/* ---- Solution Section (Donation Focus) ---- */
#solution {
  background: var(--bg);
  position: relative;
  overflow: hidden;
  padding: 100px 0;
}

#solution::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 500px;
  background: radial-gradient(ellipse at top center, rgba(255,107,43,0.1), transparent 70%);
  pointer-events: none;
}

/* Story Content */
.solution-story {
  width: 100%;
  margin: 64px auto;
  padding: 40px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: 0 20px 40px rgba(0,0,0,0.2);
  position: relative;
}

.solution-story::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  height: 4px;
  width: 100%;
  background: linear-gradient(90deg, var(--accent), var(--cyan));
}

.story-title {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--cyan);
  margin-bottom: 24px;
  text-align: center;
}

.story-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-muted);
}

.story-content p {
  text-align: justify;
}

/* Donation Tiers */
.donation-tiers-wrapper {
  margin: 80px 0;
}

.donation-header {
  text-align: center;
  margin-bottom: 48px;
}

/* ---- Donation Card Slider ---- */
.dc-track-container {
  overflow: hidden;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  margin-top: 40px;
  position: relative;
}

.dc-track {
  display: flex;
  transition: transform 0.45s cubic-bezier(0.25, 0.8, 0.25, 1);
  will-change: transform;
}

.dc-card {
  flex: 0 0 100%;
  width: 100%;
  display: grid;
  grid-template-columns: 140px 1fr;
  min-height: 340px;
}

.dc-left {
  background: rgba(255,107,43,0.05);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 40px 20px 32px;
  position: relative;
  overflow: hidden;
  gap: 24px;
}

.dc-left-icon {
  width: 44px;
  height: 44px;
  color: var(--accent);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.dc-left-icon svg { width: 100%; height: 100%; }

.dc-left-num {
  font-family: var(--font-display);
  font-size: 7rem;
  line-height: 1;
  color: rgba(255,107,43,0.08);
  letter-spacing: -0.02em;
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}

.dc-right {
  padding: 48px 56px;
  display: flex;
  flex-direction: column;
}

.dc-counter {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.dc-counter span { color: var(--text-muted); }

.dc-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  letter-spacing: 0.02em;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 20px;
}

.dc-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 36px;
  flex: 1;
}

.dc-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  border: 2px solid var(--accent);
  transition: all var(--transition);
  align-self: flex-start;
  cursor: pointer;
}

.dc-btn:hover { background: transparent; color: var(--accent); }

.dc-btn svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  transition: transform var(--transition);
}

.dc-btn:hover svg { transform: translateX(4px); }

/* DC Footer Nav */
.dc-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border: 1px solid var(--border);
  border-top: none;
  border-left: 3px solid transparent;
}

.dc-dots {
  display: flex;
  gap: 6px;
  align-items: center;
}

.dc-dot {
  width: 24px;
  height: 2px;
  background: var(--border);
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  padding: 0;
}

.dc-dot:hover { background: var(--text-muted); }

.dc-dot.active {
  background: var(--accent);
  width: 48px;
}

.dc-nav-btns { display: flex; }

.dc-nav-btn {
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
}

#card-prev { border-right: none; }

.dc-nav-btn:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.dc-nav-btn svg { width: 18px; height: 18px; }

@media (max-width: 768px) {
  .dc-card { grid-template-columns: 1fr; }
  .dc-left { display: none; }
  .dc-right { padding: 32px 28px; min-height: 360px; }
  .dc-title { font-size: 1.8rem; }
}

/* Inline Sources */
.inline-source {
  display: inline-block;
  font-size: 0.75rem;
  vertical-align: super;
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.1);
  padding: 1px 5px;
  margin-left: 4px;
  text-decoration: none;
  font-weight: bold;
  transition: all var(--transition);
}

.inline-source:hover {
  background: var(--cyan);
  color: #000;
}

/* Transparency Block */
.transparency-block {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  padding: 40px;
  background: rgba(0, 229, 255, 0.05);
  border: 1px dashed rgba(0, 229, 255, 0.3);
  border-radius: var(--radius);
}

.transparency-block h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--text);
}

.transparency-block p {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
}

/* ---- Success Section ---- */
#success {
  background: var(--bg-2);
}

.success-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 64px;
}

.success-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(30px);
}

.success-card:hover { transform: translateY(-8px); border-color: rgba(0,229,255,0.3); box-shadow: var(--shadow-cyan); }

.success-card-header {
  padding: 32px 32px 24px;
  background: linear-gradient(135deg, var(--bg-card), var(--glass));
  border-bottom: 1px solid var(--border);
}

.success-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(255,107,43,0.1);
  border: 1px solid rgba(255,107,43,0.2);
  padding: 4px 10px;
  border-radius: 0;
  margin-bottom: 12px;
  display: inline-block;
}

.success-card-title { font-family: var(--font-display); font-size: 1.5rem; letter-spacing: 0.02em; }
.success-card-body { padding: 24px 32px; }
.success-card-desc { font-size: 0.87rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 24px; }

.success-stats {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.success-stat {
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: 0;
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--cyan);
}

/* ---- Manifesto Section ---- */
#manifesto {
  background: var(--bg);
  position: relative;
  overflow-x: hidden;
  padding: 100px 0;
}

#manifesto::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(255,107,43,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.manifesto-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 40px;
  text-align: center;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.manifesto-title {
  font-family: var(--font-display);
  font-size: clamp(1rem, 3vw, 1.5rem);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 64px;
}

.manifesto-text {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.2vw, 2.6rem);
  line-height: 1.55;
  letter-spacing: 0.02em;
}

.manifesto-word {
  display: inline-block;
  color: rgba(232,234,246,0.15);
  transition: color 0.3s ease;
  margin: 0 3px;
}

.manifesto-word.lit { color: var(--text); }
.manifesto-word.accent { color: var(--accent) !important; }

.manifesto-cta {
  margin-top: 64px;
  opacity: 0;
}

/* ---- Material Section ---- */
#material {
  background: var(--bg-2);
}

.material-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-top: 64px;
}

@media (max-width: 768px) { .material-content { grid-template-columns: 1fr; gap: 40px; } }

.material-text p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 24px;
}

.material-text strong { color: var(--accent); }

.material-quote {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--cyan);
  border-left: 3px solid var(--cyan);
  padding-left: 20px;
  margin: 32px 0;
  line-height: 1.6;
}

.material-image {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border);
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
}

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

.material-placeholder {
  text-align: center;
  padding: 60px 40px;
  color: var(--text-muted);
}

.material-placeholder .icon { font-size: 4rem; margin-bottom: 16px; }
.material-placeholder p { font-size: 0.9rem; }

/* ---- Presentation Section ---- */
#presentation {
  background: var(--bg-alt);
}

.pres-container {
  margin-top: 48px;
}

.pres-embed-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.25);
}

.pres-iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  border-radius: var(--radius);
}

.pres-actions {
  display: flex;
  gap: 16px;
  margin-top: 24px;
  justify-content: center;
  flex-wrap: wrap;
}

.pres-download-btn,
.pres-open-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  cursor: pointer;
}

.pres-download-btn {
  background: var(--cyan);
  color: #0d1117;
  border: 2px solid var(--cyan);
}

.pres-open-btn {
  background: transparent;
  color: var(--cyan);
  border: 2px solid var(--cyan);
}

.pres-download-btn:hover,
.pres-open-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 229, 255, 0.3);
}

/* ---- Team Section ---- */
#team {
  background: var(--bg);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  margin-top: 64px;
}

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  text-align: center;
  opacity: 0;
  transform: translateY(40px);
}

.team-card:hover { transform: translateY(-8px); border-color: rgba(255,107,43,0.3); box-shadow: var(--shadow-accent); }

.team-avatar {
  width: 100%;
  aspect-ratio: 1;
  max-height: 300px;
  object-fit: cover;
  object-position: center top;
  background: linear-gradient(135deg, var(--accent-glow), var(--cyan-glow));
  display: block;
  transition: transform 0.5s ease;
}

.team-card:hover .team-avatar { transform: scale(1.05); }

.team-avatar-placeholder {
  width: 100%;
  height: 280px;
  background: linear-gradient(135deg, rgba(255,107,43,0.15), rgba(0,229,255,0.15));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
}

.team-info { padding: 32px; }
.team-name { font-family: var(--font-display); font-size: 1.5rem; letter-spacing: 0.03em; margin-bottom: 6px; }
.team-role {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.team-bio { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

/* Team Group Photo */
.team-group-photo {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: center;
}

.team-group-img {
  width: 100%;
  max-height: 500px;
  object-fit: cover;
  display: block;
}

.team-group-caption {
  padding: 20px;
  font-size: 0.95rem;
  color: var(--text-muted);
  font-style: italic;
}

/* ---- Certificate Section ---- */
#certificate {
  background: var(--bg-2);
  position: relative;
}

#certificate::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

.cert-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  margin-top: 64px;
  align-items: start;
}

@media (max-width: 900px) { .cert-layout { grid-template-columns: 1fr; } }

/* Quiz Styling */
.cert-quiz {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}

.quiz-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--cyan);
  margin-bottom: 12px;
}

.quiz-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  line-height: 1.6;
}

.quiz-question {
  margin-bottom: 24px;
}

.quiz-q-text {
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 16px;
  color: var(--text);
}

.quiz-options {
  display: flex;
  gap: 12px;
}

.quiz-btn {
  flex: 1;
  text-align: center;
  font-size: 0.9rem;
  padding: 12px;
}

.cert-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}

.form-group { margin-bottom: 24px; }
.form-label { display: block; font-size: 0.82rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 8px; }

.form-input {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  font-family: var(--font-body);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }

.form-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }

.cert-preview-container {
  position: sticky;
  top: 100px;
}

.cert-preview-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cert-preview-label::before {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ---- CERTIFICATE DOCUMENT STYLES ---- */
#cert-doc {
  background: #fff;
  color: #0d1117;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
  font-family: 'DM Sans', sans-serif;
}

.cert-doc-header {
  background: linear-gradient(135deg, #030712, #0a0f1e);
  padding: 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cert-doc-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,107,43,0.15), rgba(0,229,255,0.1));
}

.cert-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2rem;
  letter-spacing: 0.1em;
  color: #ff6b2b;
  position: relative;
}

.cert-doc-body {
  padding: 40px;
  text-align: center;
}

.cert-title-doc {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.8rem;
  letter-spacing: 0.1em;
  color: #0d1117;
  margin-bottom: 8px;
}

.cert-subtitle-doc { font-size: 0.8rem; color: #4a5568; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 32px; }

.cert-divider {
  height: 2px;
  background: linear-gradient(90deg, transparent, #ff6b2b, #00e5ff, transparent);
  margin: 24px 0;
}

.cert-name-display {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2.5rem;
  letter-spacing: 0.05em;
  color: #ff6b2b;
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cert-text-doc { font-size: 0.85rem; color: #4a5568; line-height: 1.6; max-width: 380px; margin: 16px auto; }

.cert-doc-footer {
  padding: 20px 40px;
  background: #f8fafc;
  border-top: 1px solid #e2e8f0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: #718096;
}

.cert-seal {
  width: 60px;
  height: 60px;
  border: 2px solid #ff6b2b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-align: center;
  color: #ff6b2b;
  padding: 8px;
  line-height: 1.3;
  transform: rotate(2deg);
}

/* ---- Sources Section ---- */
#sources {
  background: var(--bg);
}

.sources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
  margin-top: 64px;
}

.source-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
  opacity: 0;
  transform: translateY(15px);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  position: relative;
}

.source-item:hover { border-color: rgba(0,229,255,0.4); transform: translateY(-2px); box-shadow: 0 4px 20px rgba(0,229,255,0.15); }

/* Glow animation when a source is highlighted via citation click */
@keyframes sourceGlow {
  0%   { border-color: var(--border); box-shadow: none; background: var(--bg-card); }
  15%  { border-color: rgba(0,229,255,0.8); box-shadow: 0 0 30px rgba(0,229,255,0.5), 0 0 60px rgba(0,229,255,0.2), inset 0 0 20px rgba(0,229,255,0.08); background: rgba(0,229,255,0.08); }
  60%  { border-color: rgba(0,229,255,0.6); box-shadow: 0 0 20px rgba(0,229,255,0.35), inset 0 0 15px rgba(0,229,255,0.05); background: rgba(0,229,255,0.05); }
  100% { border-color: var(--border); box-shadow: none; background: var(--bg-card); }
}

.source-item.source-glow {
  animation: sourceGlow 3.5s ease forwards;
}

/* Show external link hint only when glowing */
.source-item.source-glow .source-link-hint {
  opacity: 1;
  color: var(--cyan);
}

.source-num {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--accent);
  line-height: 1;
  flex-shrink: 0;
  min-width: 28px;
}

.source-text { font-size: 0.85rem; color: var(--text-muted); line-height: 1.5; }
.source-accessed { font-size: 0.75rem; color: rgba(232,234,246,0.3); margin-top: 4px; }
.source-link-hint { font-size: 0.72rem; color: var(--cyan); margin-top: 6px; opacity: 0; transition: opacity 0.4s ease; font-weight: 500; letter-spacing: 0.02em; }
.source-item:hover .source-link-hint { opacity: 0.8; }
.source-item.source-glow .source-link-hint { opacity: 1; }

/* ---- Contact Section ---- */
#contact {
  background: var(--bg-2);
  position: relative;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 64px;
  margin-top: 64px;
  align-items: start;
}

@media (max-width: 900px) { .contact-layout { grid-template-columns: 1fr; } }

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  opacity: 0;
  transform: translateX(-30px);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

.form-textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  font-family: var(--font-body);
  min-height: 140px;
  resize: vertical;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }

.success-message {
  display: none;
  background: rgba(0,229,255,0.1);
  border: 1px solid rgba(0,229,255,0.3);
  color: var(--cyan);
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  margin-top: 16px;
  text-align: center;
}

.contact-info {
  opacity: 0;
  transform: translateX(30px);
}

.info-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 32px;
  margin-bottom: 20px;
}

.info-block-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  color: var(--cyan);
  margin-bottom: 16px;
}

.social-links { display: flex; flex-direction: column; gap: 10px; }
.social-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-muted);
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  cursor: pointer;
}
.social-link:hover { border-color: var(--accent); color: var(--text); background: var(--glass); }

/* ---- Footer ---- */
#footer {
  background: #010409;
  border-top: 1px solid var(--border);
  padding: 64px 40px 40px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.footer-brand .nav-logo { font-size: 2rem; }
.footer-tagline { font-size: 0.9rem; color: var(--text-muted); margin-top: 8px; }

.footer-links-col h4 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-links-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links-list a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-links-list a:hover { color: var(--accent); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 12px;
}

/* ---- Chatbot ---- */
#chatbot-toggle {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 9000;
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--accent), #ff9d6b);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 32px rgba(255,107,43,0.4);
  transition: all var(--transition);
  cursor: pointer;
}

#chatbot-toggle:hover { transform: scale(1.1); box-shadow: 0 12px 40px rgba(255,107,43,0.5); }
#chatbot-toggle svg { width: 24px; height: 24px; stroke: white; }

#chatbot-window {
  position: fixed;
  bottom: 100px;
  right: 32px;
  z-index: 9001;
  width: 360px;
  max-height: 520px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(20px) scale(0.95);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.34,1.56,0.64,1);
}

#chatbot-window.open { transform: translateY(0) scale(1); opacity: 1; pointer-events: all; }

.chat-header {
  padding: 16px 20px;
  background: linear-gradient(135deg, var(--accent), #ff9d6b);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chat-header-title { font-weight: 700; font-size: 0.9rem; color: white; }
.chat-close {
  background: none;
  border: none;
  color: white;
  font-size: 1.2rem;
  line-height: 1;
  opacity: 0.8;
  transition: opacity var(--transition);
  cursor: pointer;
  padding: 4px;
}
.chat-close:hover { opacity: 1; }

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 200px;
  max-height: 320px;
}

.chat-message {
  max-width: 85%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.85rem;
  line-height: 1.5;
  animation: msgIn 0.3s ease;
}

@keyframes msgIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.chat-message.bot {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  align-self: flex-start;
  border-left: 2px solid var(--border);
}

.chat-message.user {
  background: linear-gradient(135deg, var(--accent), #ff9d6b);
  color: white;
  align-self: flex-end;
  border-right: 2px solid rgba(255,255,255,0.2);
}

.chat-suggestions {
  padding: 8px 16px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  border-top: 1px solid var(--border);
  background: var(--bg-card);
}

.chat-suggestion {
  font-size: 0.72rem;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 0;
  color: var(--text-muted);
  background: var(--glass);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.chat-suggestion:hover { border-color: var(--accent); color: var(--accent); }

.chat-input-area {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 8px;
}

.chat-input {
  flex: 1;
  padding: 10px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.85rem;
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--transition);
}

.chat-input:focus { border-color: var(--accent); }

.chat-send {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--accent), #ff9d6b);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: all var(--transition);
}

.chat-send:hover { transform: scale(1.05); }
.chat-send svg { width: 16px; height: 16px; stroke: white; }

/* ---- Helpers ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

/* ---- Rich Text Spacing ---- */
.problem-desc p, .challenge-desc p, .solution-item-desc p, .phase-desc p {
  margin-bottom: 12px;
}
.problem-desc ul, .challenge-desc ul, .solution-item-desc ul, .phase-desc ul {
  padding-left: 20px;
  list-style-type: disc;
  margin-bottom: 12px;
}
.problem-desc li, .challenge-desc li, .solution-item-desc li, .phase-desc li {
  margin-bottom: 6px;
}

/* ---- Mobile Nav ---- */
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: rgba(3,7,18,0.97);
    backdrop-filter: blur(20px);
    align-items: center;
    justify-content: center;
    gap: 20px;
    z-index: 999;
  }
  .nav-links.open a { font-size: 1.3rem; }
  .nav-hamburger { display: flex; z-index: 1001; }
}

@media (max-width: 768px) {
  .section-inner { padding: 100px 24px; }
  .solution-phases { flex-direction: column; }
  .solution-phase { border-right: none; border-bottom: 1px solid var(--border); }
  .solution-phase:last-child { border-bottom: none; }
  #chatbot-window { width: calc(100vw - 32px); right: 16px; }
  #chatbot-toggle { bottom: 24px; right: 24px; }
  .footer-top { flex-direction: column; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ---- Section dividers ---- */
.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

/* ---- Utility ---- */
.text-accent { color: var(--accent); }
.text-cyan { color: var(--cyan); }
.text-muted { color: var(--text-muted); }
.mb-0 { margin-bottom: 0 !important; }
.mt-auto { margin-top: auto; }
.flex { display: flex; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.items-center { align-items: center; }
.flex-wrap { flex-wrap: wrap; }