/* ================================================================
   PROJECT AETHER — Mission Control Dashboard
   Premium Dark Theme Stylesheet
   ================================================================ */

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

/* ─── CSS Custom Properties (Design Tokens) ─── */
:root {
    /* Color Palette */
    --bg-primary: #030712;
    --bg-secondary: #0a0f1e;
    --bg-card: rgba(15, 23, 42, 0.7);
    --bg-glass: rgba(15, 23, 42, 0.4);
    --bg-hover: rgba(30, 41, 59, 0.6);
    
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-accent: #38bdf8;
    
    --accent-cyan: #22d3ee;
    --accent-blue: #3b82f6;
    --accent-purple: #a855f7;
    --accent-green: #10b981;
    --accent-amber: #f59e0b;
    --accent-red: #ef4444;
    --accent-pink: #ec4899;
    
    --gradient-hero: linear-gradient(135deg, #0ea5e9 0%, #8b5cf6 50%, #ec4899 100%);
    --gradient-card: linear-gradient(145deg, rgba(15, 23, 42, 0.8), rgba(30, 41, 59, 0.3));
    --gradient-border: linear-gradient(135deg, #22d3ee, #a855f7, #ec4899);
    --gradient-glow: radial-gradient(ellipse at center, rgba(34, 211, 238, 0.15), transparent 70%);
    
    --border-subtle: rgba(51, 65, 85, 0.5);
    --border-glow: rgba(34, 211, 238, 0.3);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(34, 211, 238, 0.15);
    --shadow-glow-purple: 0 0 30px rgba(168, 85, 247, 0.15);
    
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--border-subtle);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ─── Background Effects ─── */
.bg-stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background: var(--bg-primary);
}

.bg-nebula {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(34, 211, 238, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(168, 85, 247, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(236, 72, 153, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

/* ─── Animated Star Field ─── */
.stars-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
}

.star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: white;
    border-radius: 50%;
    animation: twinkle var(--dur, 3s) ease-in-out infinite;
    animation-delay: var(--delay, 0s);
    opacity: var(--opacity, 0.5);
}

@keyframes twinkle {
    0%, 100% { opacity: var(--opacity, 0.3); transform: scale(1); }
    50% { opacity: 1; transform: scale(1.5); }
}

/* ─── Loading Screen ─── */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    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: 2.5rem;
    font-weight: 800;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
    letter-spacing: 6px;
}

.loading-ring {
    width: 60px;
    height: 60px;
    border: 3px solid var(--border-subtle);
    border-top-color: var(--accent-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-text {
    margin-top: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
    letter-spacing: 2px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ─── Navigation ─── */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: rgba(3, 7, 18, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.nav-logo {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 10px rgba(34, 211, 238, 0.3); }
    50% { box-shadow: 0 0 25px rgba(34, 211, 238, 0.6), 0 0 50px rgba(168, 85, 247, 0.3); }
}

.nav-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 3px;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-subtitle {
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-family: var(--font-mono);
}

.nav-links {
    display: flex;
    gap: 0.5rem;
    list-style: none;
}

.nav-link {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    background: none;
    font-family: var(--font-body);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.nav-link.active {
    color: var(--accent-cyan);
    background: rgba(34, 211, 238, 0.1);
}

.nav-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--accent-green);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* ─── Main Layout ─── */
.main-content {
    padding-top: 64px;
    min-height: 100vh;
}

.section {
    display: none;
    padding: 2rem;
    animation: fadeIn 0.5s ease;
}

.section.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ─── Hero Section ─── */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    position: relative;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 50px;
    background: rgba(34, 211, 238, 0.1);
    border: 1px solid rgba(34, 211, 238, 0.2);
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--accent-cyan);
    margin-bottom: 1.5rem;
    letter-spacing: 1px;
}

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

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: 2px;
}

.hero p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto 2rem;
    line-height: 1.8;
}

/* ─── Stats Bar ─── */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    padding: 0 2rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.stat-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    text-align: center;
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
}

.stat-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 4px;
    font-family: var(--font-mono);
}

/* ─── Discovery Gallery (Planet Grid) ─── */
.discovery-gallery {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.gallery-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.gallery-header h2 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    letter-spacing: 2px;
}

.gallery-filters {
    display: flex;
    gap: 0.5rem;
}

.filter-btn {
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.75rem;
    border: 1px solid var(--border-subtle);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
    font-family: var(--font-body);
}

.filter-btn:hover, .filter-btn.active {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    background: rgba(34, 211, 238, 0.1);
}

.planet-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
}

/* ─── Planet Discovery Card ─── */
.planet-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-slow);
    cursor: pointer;
    position: relative;
    backdrop-filter: blur(10px);
}

.planet-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
}

.planet-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--card-accent, var(--gradient-hero));
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.card-canvas-container {
    width: 100%;
    height: 200px;
    position: relative;
    background: radial-gradient(ellipse at center, rgba(15, 23, 42, 0.5), var(--bg-primary));
    overflow: hidden;
}

.card-canvas-container canvas {
    width: 100%;
    height: 100%;
}

.card-score-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 12px;
    border-radius: 50px;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.card-type-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 0.7rem;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.card-body {
    padding: 1.25rem;
}

.card-name {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.card-star {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.card-description {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}

.metric {
    text-align: center;
    padding: 8px 4px;
    border-radius: var(--radius-sm);
    background: rgba(0, 0, 0, 0.2);
}

.metric-value {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.metric-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 2px;
}

/* ─── Enhanced Card Details ─── */
.card-insights {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.8rem;
    border-top: 1px solid var(--border-subtle);
    padding-top: 0.75rem;
}

.insight-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.insight-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.insight-value {
    color: var(--text-secondary);
    line-height: 1.4;
}

.life-probability-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    margin-top: 4px;
    overflow: hidden;
}

.life-probability-fill {
    height: 100%;
    background: var(--gradient-hero);
    transition: width 1s ease;
}

/* ─── Research Hub ─── */
.research-container {
    max-width: 1200px;
    margin: 0 auto;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.research-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: all var(--transition-base);
}

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

.paper-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-primary);
}

.paper-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.paper-summary {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.paper-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: auto;
}

.paper-tag {
    font-size: 0.65rem;
    background: rgba(34, 211, 238, 0.1);
    color: var(--accent-cyan);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: var(--font-mono);
}

.paper-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--accent-cyan);
    text-decoration: none;
    margin-top: 0.5rem;
    font-weight: 600;
}

.paper-link:hover {
    text-decoration: underline;
}

/* ─── Planet Detail Modal ─── */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    z-index: 5000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    animation: fadeIn 0.3s ease;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(30px) scale(0.97); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    z-index: 10;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
}

.modal-hero {
    height: 300px;
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.modal-hero canvas {
    width: 100%;
    height: 100%;
}

.modal-hero-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(transparent, var(--bg-secondary));
}

.modal-planet-name {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: 2px;
}

.modal-planet-classification {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.modal-body {
    padding: 1.5rem 2rem 2rem;
}

.modal-score-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-md);
}

.score-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    flex-shrink: 0;
    position: relative;
}

.score-circle::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    padding: 3px;
    background: var(--gradient-hero);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
}

.score-details {
    flex: 1;
}

.score-classification {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.score-breakdown {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.breakdown-bar {
    height: 3px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    margin-top: 2px;
    overflow: hidden;
}

.breakdown-fill {
    height: 100%;
    border-radius: 2px;
    background: var(--gradient-hero);
    transition: width 1s ease;
}

.modal-section {
    margin-bottom: 1.5rem;
}

.modal-section h3 {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--accent-cyan);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.modal-section p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Bio-report lifeform cards */
.lifeform-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
}

.lifeform-card {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1rem;
    transition: all var(--transition-base);
}

.lifeform-card:hover {
    border-color: var(--accent-purple);
    box-shadow: var(--shadow-glow-purple);
}

.lifeform-name {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent-purple);
    letter-spacing: 1px;
}

.lifeform-common {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 0.5rem;
}

.lifeform-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.lifeform-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 50px;
    font-size: 0.65rem;
    background: rgba(168, 85, 247, 0.15);
    color: var(--accent-purple);
    margin-right: 4px;
    margin-top: 4px;
}

/* ─── Planet Data Grid ─── */
.data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.data-item {
    padding: 0.75rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(51, 65, 85, 0.3);
}

.data-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-family: var(--font-mono);
}

.data-value {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-top: 2px;
}

/* ─── 3D Viewer Section ─── */
.viewer-section {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.viewer-container {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 2rem;
    min-height: 600px;
}

.viewer-canvas-wrap {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    background: var(--bg-primary);
    min-height: 500px;
}

.viewer-canvas-wrap canvas {
    width: 100%;
    height: 100%;
}

.viewer-controls {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    padding: 8px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    border: 1px solid var(--border-subtle);
}

.viewer-btn {
    padding: 6px 14px;
    border-radius: 50px;
    border: 1px solid transparent;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-base);
    font-family: var(--font-body);
}

.viewer-btn:hover, .viewer-btn.active {
    background: rgba(34, 211, 238, 0.15);
    color: var(--accent-cyan);
    border-color: rgba(34, 211, 238, 0.3);
}

.viewer-sidebar {
    overflow-y: auto;
    max-height: 600px;
}

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

.viewer-planet-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    cursor: pointer;
    transition: all var(--transition-base);
}

.viewer-planet-item:hover, .viewer-planet-item.active {
    border-color: var(--accent-cyan);
    background: rgba(34, 211, 238, 0.05);
}

.viewer-planet-icon {
    font-size: 1.5rem;
}

.viewer-planet-info h4 {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.viewer-planet-info p {
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ─── Mission Log Section ─── */
.log-container {
    max-width: 1000px;
    margin: 0 auto;
}

.log-entry {
    display: flex;
    gap: 1.5rem;
    padding: 1.25rem 0;
    border-bottom: 1px solid rgba(51, 65, 85, 0.3);
    transition: all var(--transition-base);
}

.log-entry:hover {
    background: rgba(15, 23, 42, 0.3);
    padding-left: 1rem;
    border-radius: var(--radius-md);
}

.log-time {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    min-width: 140px;
    flex-shrink: 0;
}

.log-content {
    flex: 1;
}

.log-title {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.log-details {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.log-status {
    padding: 2px 10px;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
}

.log-status.completed {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-green);
}

.log-status.running {
    background: rgba(34, 211, 238, 0.15);
    color: var(--accent-cyan);
}

/* ─── Empty State ─── */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--text-secondary);
    max-width: 400px;
    margin: 0 auto;
}

/* ─── Footer ─── */
.footer {
    border-top: 1px solid var(--border-subtle);
    padding: 2rem;
    text-align: center;
    margin-top: 4rem;
}

.footer p {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    letter-spacing: 1px;
}

.footer a {
    color: var(--accent-cyan);
    text-decoration: none;
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
    .nav { padding: 0 1rem; }
    .nav-subtitle { display: none; }
    .nav-links { gap: 0.25rem; }
    .nav-link { padding: 0.4rem 0.6rem; font-size: 0.75rem; }
    .nav-status { display: none; }
    
    .hero h1 { font-size: 1.8rem; }
    .hero p { font-size: 0.9rem; }
    
    .stats-bar { grid-template-columns: repeat(2, 1fr); padding: 0 1rem; }
    .planet-grid { grid-template-columns: 1fr; }
    
    .viewer-container {
        grid-template-columns: 1fr;
    }
    
    .viewer-sidebar {
        max-height: 300px;
    }
    
    .modal { margin: 1rem; border-radius: var(--radius-lg); }
    .modal-hero { height: 200px; }
    
    .score-breakdown { grid-template-columns: 1fr; }
    .data-grid { grid-template-columns: repeat(2, 1fr); }
    .lifeform-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .stats-bar { grid-template-columns: 1fr; }
    .gallery-header { flex-direction: column; gap: 1rem; align-items: flex-start; }
    .card-metrics { grid-template-columns: repeat(3, 1fr); }
}