/* ============================================================
   ROLAND VILLACORTA — GLOBAL LIQUIDITY ENGINE DESIGN SYSTEM
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

/* ── CSS Custom Properties ── */
:root {
  /* Core palette */
  --bg-primary: #030712;
  --bg-secondary: #0a0f1e;
  --bg-tertiary: #111827;
  --bg-card: rgba(15, 23, 42, 0.65);
  --bg-glass: rgba(15, 23, 42, 0.45);
  --bg-glass-hover: rgba(15, 23, 42, 0.7);

  /* Accent colors — liquidity engine */
  --accent-cyan: #00e5ff;
  --accent-cyan-dim: rgba(0, 229, 255, 0.15);
  --accent-purple: #7c4dff;
  --accent-purple-dim: rgba(124, 77, 255, 0.15);
  --accent-gold: #ffd740;
  --accent-gold-dim: rgba(255, 215, 64, 0.12);
  --accent-emerald: #00e676;
  --accent-emerald-dim: rgba(0, 230, 118, 0.12);

  /* Text */
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-tertiary: #64748b;
  --text-accent: var(--accent-cyan);

  /* Borders */
  --border-subtle: rgba(148, 163, 184, 0.08);
  --border-medium: rgba(148, 163, 184, 0.15);
  --border-accent: rgba(0, 229, 255, 0.25);
  --border-glow: rgba(0, 229, 255, 0.5);

  /* Gradients */
  --gradient-hero: linear-gradient(135deg, #030712 0%, #0a0f1e 40%, #111827 100%);
  --gradient-accent: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  --gradient-gold: linear-gradient(135deg, var(--accent-gold), #ff9100);
  --gradient-card: linear-gradient(145deg, rgba(15, 23, 42, 0.7), rgba(15, 23, 42, 0.3));

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow-cyan: 0 0 30px rgba(0, 229, 255, 0.15);
  --shadow-glow-purple: 0 0 30px rgba(124, 77, 255, 0.15);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Typography */
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Content widths */
  --max-width: 1280px;
  --max-width-narrow: 900px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-gold);
}

img {
  max-width: 100%;
  display: block;
}

::selection {
  background: var(--accent-cyan-dim);
  color: var(--accent-cyan);
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--accent-cyan-dim);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 229, 255, 0.3);
}

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 900;
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.8rem);
  font-weight: 700;
}

h4 {
  font-size: clamp(1rem, 2vw, 1.3rem);
  font-weight: 600;
}

p {
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 1.05rem;
}

.text-gradient {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-gold {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mono-text {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent-cyan);
}

/* ── Layout ── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container-narrow {
  max-width: var(--max-width-narrow);
}

.section {
  padding: var(--space-5xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.section-header .mono-text {
  margin-bottom: var(--space-md);
  display: block;
}

.section-header p {
  max-width: 650px;
  margin: var(--space-lg) auto 0;
}

/* ── Glass Card ── */
.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan-dim), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.glass-card:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-cyan);
}

.glass-card:hover::before {
  opacity: 1;
}

/* ── Data Pulse Line ── */
.data-pulse-line {
  width: 60px;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
  position: relative;
  overflow: hidden;
}

.data-pulse-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
  animation: pulse-sweep 2s ease-in-out infinite;
}

@keyframes pulse-sweep {
  0% { left: -100%; }
  100% { left: 200%; }
}

/* ── Flow Grid Lines (Background Decoration) ── */
.flow-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.03;
  background-image:
    linear-gradient(var(--accent-cyan) 1px, transparent 1px),
    linear-gradient(90deg, var(--accent-cyan) 1px, transparent 1px);
  background-size: 80px 80px;
}

/* ── Animated Background Orbs ── */
.bg-orbs {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: orb-drift 20s ease-in-out infinite;
}

.bg-orb-1 {
  width: 500px;
  height: 500px;
  background: var(--accent-cyan-dim);
  top: -10%;
  right: -5%;
  animation-delay: 0s;
}

.bg-orb-2 {
  width: 400px;
  height: 400px;
  background: var(--accent-purple-dim);
  bottom: -10%;
  left: -5%;
  animation-delay: -7s;
}

.bg-orb-3 {
  width: 300px;
  height: 300px;
  background: var(--accent-gold-dim);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: -14s;
}

@keyframes orb-drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -40px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(15px, 30px) scale(1.02); }
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: var(--space-md) 0;
  background: rgba(3, 7, 18, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-base);
}

.nav.scrolled {
  padding: var(--space-sm) 0;
  background: rgba(3, 7, 18, 0.95);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--text-primary);
}

.nav-brand-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1rem;
  color: var(--bg-primary);
}

.nav-brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.nav-brand-sub {
  font-size: 0.65rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  text-decoration: none;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-cyan);
  background: var(--accent-cyan-dim);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 2px;
  background: var(--accent-cyan);
  border-radius: var(--radius-full);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--space-sm);
  background: none;
  border: none;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

/* ── Hero Section ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.hero-text {
  position: relative;
  z-index: 2;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: var(--accent-cyan-dim);
  border: 1px solid rgba(0, 229, 255, 0.2);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-xl);
}

.hero-label .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
  animation: pulse-dot 2s ease-in-out infinite;
}

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

.hero-label span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-cyan);
}

.hero h1 {
  margin-bottom: var(--space-lg);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-2xl);
  max-width: 520px;
}

.hero-stats {
  display: flex;
  gap: var(--space-2xl);
}

.hero-stat {
  text-align: left;
}

.hero-stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 2px;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-container {
  position: relative;
  width: 380px;
  height: 380px;
  z-index: 2;
}

.hero-image-frame {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 2px solid var(--border-accent);
  box-shadow: var(--shadow-glow-cyan);
  position: relative;
}

.hero-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero-image-ring {
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  border: 1px solid var(--accent-cyan-dim);
  border-radius: 30px;
  animation: ring-rotate 30s linear infinite;
}

.hero-image-ring::before {
  content: '';
  position: absolute;
  top: -3px;
  left: 50%;
  width: 6px;
  height: 6px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan);
}

@keyframes ring-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  border: none;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--bg-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-cyan);
  color: var(--bg-primary);
}

.btn-outline {
  background: transparent;
  color: var(--accent-cyan);
  border: 1px solid var(--border-accent);
}

.btn-outline:hover {
  background: var(--accent-cyan-dim);
  transform: translateY(-2px);
  color: var(--accent-cyan);
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.8rem;
}

/* ── Stat Cards ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-lg);
}

.stat-card {
  background: var(--bg-glass);
  backdrop-filter: blur(15px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.stat-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-cyan);
}

.stat-card-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-md);
  background: var(--accent-cyan-dim);
  border: 1px solid rgba(0, 229, 255, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.stat-card-value {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.stat-card-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ── Timeline ── */
.timeline {
  position: relative;
  padding-left: var(--space-3xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-cyan), var(--accent-purple), var(--accent-gold));
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-2xl);
  padding: var(--space-xl);
  background: var(--bg-glass);
  backdrop-filter: blur(15px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.timeline-item:hover {
  border-color: var(--border-accent);
  box-shadow: var(--shadow-glow-cyan);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-3xl) + 9px);
  top: 28px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-cyan);
  border: 3px solid var(--bg-primary);
  box-shadow: 0 0 10px var(--accent-cyan);
}

.timeline-year {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.timeline-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.timeline-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Info Grid ── */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
}

/* ── Data Viz Panel ── */
.data-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  position: relative;
  overflow: hidden;
}

.data-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
}

.data-panel-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
}

.data-panel-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 4px 10px;
  background: var(--accent-emerald-dim);
  color: var(--accent-emerald);
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 230, 118, 0.2);
}

/* Animated bar chart */
.bar-chart {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 120px;
  padding-top: var(--space-md);
}

.bar {
  flex: 1;
  background: var(--gradient-accent);
  border-radius: 4px 4px 0 0;
  min-height: 10px;
  transition: height 1s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  opacity: 0.8;
}

.bar:hover {
  opacity: 1;
  box-shadow: 0 0 15px rgba(0, 229, 255, 0.3);
}

/* Mini flow lines */
.flow-lines {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.flow-line {
  height: 4px;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--accent-cyan), transparent);
  position: relative;
  overflow: hidden;
}

.flow-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
  animation: flow-move 3s ease-in-out infinite;
}

.flow-line:nth-child(2)::after { animation-delay: 0.5s; }
.flow-line:nth-child(3)::after { animation-delay: 1s; }
.flow-line:nth-child(4)::after { animation-delay: 1.5s; }

@keyframes flow-move {
  0% { left: -100%; }
  100% { left: 200%; }
}

/* ── Tag / Chip ── */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  transition: all var(--transition-fast);
}

.tag:hover {
  border-color: var(--border-accent);
  color: var(--accent-cyan);
}

.tags-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* ── Footer ── */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-4xl) 0 var(--space-xl);
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  max-width: 320px;
  line-height: 1.7;
}

.footer-heading {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-lg);
}

.footer-link {
  display: block;
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 4px 0;
  transition: color var(--transition-fast);
  text-decoration: none;
}

.footer-link:hover {
  color: var(--accent-cyan);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.footer-social-icon {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.footer-social-icon:hover {
  background: var(--accent-cyan-dim);
  border-color: var(--border-accent);
  color: var(--accent-cyan);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-subtle);
}

.footer-credit {
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

.footer-credit a {
  color: var(--accent-cyan);
}

.footer-contact-info {
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

.footer-contact-info a {
  color: var(--text-secondary);
}

/* ── Page Header ── */
.page-header {
  padding: 140px 0 var(--space-4xl);
  position: relative;
  text-align: center;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at center top, var(--accent-cyan-dim), transparent 60%);
  pointer-events: none;
}

.page-header .mono-text {
  margin-bottom: var(--space-md);
  display: block;
}

.page-header p {
  max-width: 600px;
  margin: var(--space-lg) auto 0;
}

/* ── Content Block ── */
.content-block {
  margin-bottom: var(--space-3xl);
}

.content-block h3 {
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.content-block h3 .icon {
  font-size: 1.4rem;
}

.content-block p + p {
  margin-top: var(--space-md);
}

/* ── Article Card ── */
.article-card {
  background: var(--bg-glass);
  backdrop-filter: blur(15px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-cyan);
}

.article-card-category {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-md);
}

.article-card h4 {
  margin-bottom: var(--space-md);
  line-height: 1.4;
}

.article-card p {
  font-size: 0.92rem;
  flex: 1;
}

.article-card-footer {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.article-card-date {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-tertiary);
}

/* ── Contact Form ── */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.form-input,
.form-textarea {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  outline: none;
}

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

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

/* ── Media Gallery ── */
.gallery-grid {
  display: grid;
  gap: var(--space-lg);
}

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

.gallery-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.gallery-item {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.gallery-item:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-cyan);
}

.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
}

.gallery-item-caption {
  padding: var(--space-lg);
}

.gallery-item-caption h4 {
  font-size: 0.95rem;
  margin-bottom: var(--space-sm);
}

.gallery-item-caption p {
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

/* ── Infographic Panel ── */
.infographic-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  position: relative;
  overflow: hidden;
}

.infographic-panel::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-accent);
}

/* ── Scroll Reveal Animation ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-2xl);
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-image-container {
    width: 300px;
    height: 300px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

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

  .gallery-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    font-size: 15px;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(3, 7, 18, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-subtle);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding: 100px 0 var(--space-3xl);
  }

  .hero-stats {
    flex-wrap: wrap;
    gap: var(--space-lg);
  }

  .hero-image-container {
    width: 240px;
    height: 240px;
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  .page-header {
    padding: 110px 0 var(--space-2xl);
  }

  .container {
    padding: 0 var(--space-lg);
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .gallery-grid-3,
  .gallery-grid-2 {
    grid-template-columns: 1fr;
  }

  .glass-card {
    padding: var(--space-xl);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    flex-direction: column;
    align-items: center;
  }
}