/**
 * PASSENGER EXPERIENCE - Main Stylesheet
 * =======================================
 * Global Aviation Connectivity Visualization
 * SUPSI Data Visualization Course 2024
 */

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    /* Colors - Aviation Theme */
    --sky-dark: #0f172a;
    --sky-mid: #1e3a8a;
    --sky-light: #3b82f6;
    --sky-pale: #93c5fd;
    
    --sunset-gold: #f59e0b;
    --sunset-orange: #f97316;
    --sunset-red: #dc2626;
    
    --cloud-white: #f8fafc;
    --cloud-grey: #e2e8f0;
    
    /* UI Colors */
    --surface-dark: #1e293b;
    --surface-mid: #334155;
    --surface-light: #475569;
    
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --accent-cyan: #06b6d4;
    --accent-teal: #14b8a6;
    --accent-yellow: #fbbf24;
    
    /* Glass effect */
    --glass-bg: rgba(30, 41, 59, 0.75);
    --glass-border: rgba(148, 163, 184, 0.2);
    --glass-shadow: rgba(0, 0, 0, 0.3);
    
    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --section-padding: clamp(3rem, 8vw, 6rem);
    --card-padding: clamp(1.5rem, 4vw, 2.5rem);
    --content-max-width: 1400px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-med: 0.4s ease;
    --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   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);
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--sky-dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Background gradient */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(30, 58, 138, 0.4) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(15, 23, 42, 0.8) 0%, transparent 50%),
        linear-gradient(180deg, var(--sky-dark) 0%, #0c1222 100%);
    z-index: -1;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    margin-bottom: 1rem;
}

h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    margin-bottom: 0.75rem;
}

h4 {
    font-size: clamp(1rem, 2vw, 1.25rem);
    font-family: var(--font-body);
    font-weight: 600;
}

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

p:last-child {
    margin-bottom: 0;
}

.lead-text {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    line-height: 1.7;
    color: var(--text-primary);
}

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

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

strong {
    font-weight: 600;
    color: var(--text-primary);
}

/* ============================================
   LAYOUT
   ============================================ */
.passenger-journey {
    position: relative;
    width: 100%;
}

.section-inner {
    width: 100%;
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
}

/* Content sections */
.content-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--section-padding) 0;
}

/* Visualization sections */
.viz-section {
    padding: var(--section-padding) 0;
}

.viz-section .section-inner {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* ============================================
   SCROLL PROGRESS BAR
   ============================================ */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.1);
    z-index: 1000;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-teal));
    transition: width 0.1s linear;
}

/* ============================================
   GLASS CARDS
   ============================================ */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: var(--card-padding);
    box-shadow: 
        0 8px 32px var(--glass-shadow),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.content-card {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.content-card.large-card {
    max-width: 1000px;
}

.intro-card {
    margin-bottom: 1rem;
}

.analysis-card {
    margin-top: 1rem;
}

/* Section numbers */
.section-number {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent-cyan);
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
    padding: 0.25rem 0.75rem;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 4px;
}

/* ============================================
   STATS COMPONENTS
   ============================================ */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
}

.stat-value {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    color: var(--accent-cyan);
    line-height: 1;
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Stats highlight (in analysis cards) */
.stats-highlight {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.stat-highlight-item {
    text-align: center;
}

.stat-big {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 700;
    color: var(--accent-yellow);
}

.stat-desc {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   DESTINATION BARS
   ============================================ */
.top-destinations {
    margin-top: 1rem;
}

.top-destinations h4 {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.destination-bar {
    display: grid;
    grid-template-columns: 120px 1fr auto;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.dest-name {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.dest-bar-fill {
    height: 8px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-teal));
    border-radius: 4px;
    transition: width var(--transition-slow);
}

.dest-value {
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
}

/* ============================================
   HUB COMPARISON
   ============================================ */
.hub-comparison {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.hub-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    transition: background var(--transition-fast);
}

.hub-item:hover {
    background: rgba(255, 255, 255, 0.06);
}

.hub-rank {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-cyan);
    color: var(--sky-dark);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.875rem;
    border-radius: 50%;
}

.hub-info strong {
    display: block;
    color: var(--text-primary);
}

.hub-info span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ============================================
   INSIGHT COMPONENTS
   ============================================ */
.insight-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.insight-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.insight-icon {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-top: 0.35rem;
    flex-shrink: 0;
}

.insight-icon.color-cyan { background: var(--accent-cyan); }
.insight-icon.color-yellow { background: var(--accent-yellow); }
.insight-icon.color-teal { background: var(--accent-teal); }

.insight-text strong {
    display: block;
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
}

.insight-text span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.insight-list {
    list-style: none;
}

.insight-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.insight-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 8px;
    height: 8px;
    background: var(--accent-cyan);
    border-radius: 50%;
}

.insight-list li:last-child {
    margin-bottom: 0;
}

.insight-quote {
    margin: 1.5rem 0;
    padding: 1.25rem 1.5rem;
    background: rgba(6, 182, 212, 0.08);
    border-left: 3px solid var(--accent-cyan);
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: var(--text-secondary);
}

/* ============================================
   FINDINGS GRID
   ============================================ */
.findings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.finding-card {
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-fast);
}

.finding-card:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

.finding-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(6, 182, 212, 0.15);
    border-radius: 12px;
    margin-bottom: 1rem;
}

.finding-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--accent-cyan);
}

.finding-card h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.finding-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

/* ============================================
   DATA LINKS
   ============================================ */
.data-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    padding: 1rem 0;
}

.data-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.data-link:hover {
    background: rgba(6, 182, 212, 0.1);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.data-link svg {
    width: 18px;
    height: 18px;
    opacity: 0.7;
}

.data-link:hover svg {
    opacity: 1;
}

/* ============================================
   PLACEHOLDER (for teammate viz)
   ============================================ */
.viz-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 500px;
    background: 
        linear-gradient(135deg, rgba(255,255,255,0.02) 0%, transparent 50%),
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(255,255,255,0.01) 10px,
            rgba(255,255,255,0.01) 20px
        );
    border: 2px dashed var(--glass-border);
    border-radius: 8px;
}

.placeholder-content {
    text-align: center;
    padding: 2rem;
}

.placeholder-icon {
    width: 64px;
    height: 64px;
    stroke: var(--text-muted);
    margin-bottom: 1.5rem;
    opacity: 0.5;
}

.placeholder-content h3 {
    color: var(--text-muted);
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.placeholder-content > p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.placeholder-specs {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--glass-border);
}

.placeholder-specs span {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
}

/* ============================================
   MAP CONTROLS BAR
   ============================================ */
.map-controls-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    padding: 1rem 1.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    margin-bottom: 1rem;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.control-group label {
    font-size: 0.8rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.control-group.buttons {
    gap: 0.5rem;
}

#country-select {
    padding: 0.5rem 1rem;
    background: var(--surface-dark);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-family: var(--font-body);
    cursor: pointer;
    min-width: 200px;
    transition: all var(--transition-fast);
}

#country-select:hover {
    border-color: var(--accent-cyan);
}

#country-select:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
}

#max-routes {
    width: 100px;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--surface-mid);
    border-radius: 3px;
    cursor: pointer;
}

#max-routes::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--accent-cyan);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(6, 182, 212, 0.4);
    transition: transform var(--transition-fast);
}

#max-routes::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

#max-routes::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--accent-cyan);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

#routes-value {
    min-width: 28px;
    text-align: center;
    color: var(--accent-cyan);
    font-weight: 600;
    font-size: 0.875rem;
}

.control-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface-dark);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 1.25rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.control-btn:hover {
    background: var(--surface-mid);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

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

.control-btn.text-btn {
    width: auto;
    padding: 0 1rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   RANKING DISPLAY
   ============================================ */
.ranking-display {
    padding: 1.5rem;
}

.ranking-header {
    margin-bottom: 1.5rem;
    text-align: center;
}

.ranking-header h4 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.ranking-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.ranking-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.ranking-item {
    display: grid;
    grid-template-columns: 32px 140px 1fr auto;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.ranking-item:hover {
    background: rgba(6, 182, 212, 0.1);
}

.ranking-item .rank {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-cyan);
    color: var(--sky-dark);
    font-weight: 700;
    font-size: 0.8rem;
    border-radius: 50%;
}

.ranking-item .country-name {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.ranking-item .bar-container {
    height: 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    overflow: hidden;
}

.ranking-item .bar {
    height: 100%;
    width: var(--width, 50%);
    background: var(--color, var(--accent-cyan));
    border-radius: 4px;
    transition: width 0.8s ease;
}

.ranking-item .value {
    font-size: 0.75rem;
    color: var(--text-muted);
    white-space: nowrap;
}

.ranking-note {
    margin-top: 1rem;
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
}

/* ============================================
   GEMS DISPLAY
   ============================================ */
.gems-display {
    padding: 1.5rem;
}

.gem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
}

.gem-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.gem-card:hover {
    background: rgba(6, 182, 212, 0.08);
    border-color: var(--accent-cyan);
    transform: translateY(-2px);
}

.gem-header {
    margin-bottom: 1rem;
}

.gem-region {
    display: inline-block;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-teal);
    background: rgba(20, 184, 166, 0.15);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    margin-bottom: 0.4rem;
}

.gem-header h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    color: var(--text-primary);
    margin: 0;
}

.gem-stats {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 0.75rem;
}

.gem-stat {
    display: flex;
    flex-direction: column;
}

.gem-value {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-cyan);
    line-height: 1;
}

.gem-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.gem-insight {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* ============================================
   REMOTE DISPLAY
   ============================================ */
.remote-display {
    padding: 1.5rem;
}

.remote-intro {
    text-align: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.remote-intro p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.remote-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1rem;
}

.remote-item {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    transition: background var(--transition-fast);
}

.remote-item:hover {
    background: rgba(255, 255, 255, 0.04);
}

.remote-info {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.5rem;
}

.remote-info h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--text-primary);
    margin: 0;
}

.remote-connections {
    font-size: 0.7rem;
    color: var(--accent-yellow);
    background: rgba(251, 191, 36, 0.15);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
}

.remote-item > p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.5;
}

.remote-note {
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(6, 182, 212, 0.08);
    border-left: 3px solid var(--accent-cyan);
    border-radius: 0 8px 8px 0;
}

.remote-note p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
}

/* ============================================
   MINI SCREEN (for ranking/gems/remote)
   ============================================ */
.seat-screen.mini-screen {
    max-width: 1000px;
}

.seat-screen.mini-screen .screen-bezel {
    min-height: auto;
}

/* ============================================
   SCREEN HEADER SIMPLE
   ============================================ */
.screen-header-simple {
    padding: 0.75rem 1rem;
    background: linear-gradient(180deg, #1a1a2e, #111122);
    border-bottom: 1px solid #222;
}

.screen-header-simple .screen-author {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-style: italic;
}

/* ============================================
   MAP TOOLTIP
   ============================================ */
.map-tooltip {
    position: fixed;
    padding: 1rem 1.25rem;
    background: var(--surface-dark);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    pointer-events: none;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.2s, transform 0.2s;
    z-index: 1000;
    max-width: 300px;
}

.map-tooltip.visible {
    opacity: 1;
    transform: translateY(0);
}

.map-tooltip h3 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.map-tooltip .stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.4rem;
    font-size: 0.85rem;
}

.map-tooltip .stat-label {
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: none;
    letter-spacing: 0;
    margin: 0;
}

.map-tooltip .stat-value {
    color: var(--accent-cyan);
    font-size: 0.9rem;
    font-family: var(--font-body);
    font-weight: 600;
}

/* ============================================
   SCROLL INDICATOR
   ============================================ */
.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    opacity: 0.7;
    animation: pulse 2s ease-in-out infinite;
}

.scroll-indicator span {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-muted);
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    color: var(--text-muted);
}

.scroll-arrow svg {
    width: 100%;
    height: 100%;
    animation: bounce 1.5s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(5px); }
}

/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */
@media (max-width: 768px) {
    .stats-row {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stats-highlight {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .destination-bar {
        grid-template-columns: 100px 1fr auto;
    }
    
    .data-links {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .findings-grid {
        grid-template-columns: 1fr;
    }
    
    .hub-comparison {
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    :root {
        --card-padding: 1.25rem;
    }
    
    .destination-bar {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .dest-bar-fill {
        order: -1;
    }
}