/* =================================================================
   SEC SPACE - Wayback Machine Explorer
   Matching the main site style
   ================================================================= */

/* === CSS Variables === */
:root {
    /* Colors - Matching main site */
    --primary-color: #00d4ff;
    --secondary-color: #8b5cf6;
    --accent-color: #ff006e;
    --bg-dark: #0a0e27;
    --bg-darker: #050814;
    --text-primary: #ffffff;
    --text-secondary: #b8c5d6;
    --card-bg: rgba(15, 23, 42, 0.8);
    --card-border: rgba(0, 212, 255, 0.3);
    --glow-color: rgba(0, 212, 255, 0.5);
    
    /* Fonts */
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Rajdhani', sans-serif;
    
    /* Transitions */
    --transition-smooth: all 0.3s ease;
    --transition-slow: all 0.6s ease;
}

/* === Reset & Base Styles === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    background: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 50%, #0f1629 100%);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
    padding-top: 80px;
    line-height: 1.6;
    position: relative;
}

/* === Space Background === */
#space-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background: linear-gradient(135deg, #0a0e27 0%, #050814 50%, #1a0933 100%);
}

.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.planets {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
    overflow: hidden;
}

/* =================================================================
   NAVIGATION BAR - Matching main site
   ================================================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(5, 8, 20, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
    z-index: 1000;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    background: rgba(5, 8, 20, 0.98);
    box-shadow: 0 4px 30px rgba(0, 212, 255, 0.1);
}

.nav-container {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.nav-brand {
    display: flex;
    align-items: center;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: var(--transition-smooth);
}

.logo-link:hover {
    opacity: 0.8;
    transform: translateY(-2px);
}

.logo-image {
    height: 70px;
    width: auto;
    display: block;
}

.brand-name {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 900;
    letter-spacing: 2px;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 50%, #7e22ce 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 8px rgba(126, 34, 206, 0.4));
    position: relative;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition-smooth);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link.active {
    color: var(--primary-color);
}

.nav-link.active::after {
    width: 100%;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.hamburger span {
    width: 30px;
    height: 3px;
    background: var(--primary-color);
    margin: 4px 0;
    transition: var(--transition-smooth);
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}


.planet {
    position: absolute;
    border-radius: 50%;
    filter: blur(1px);
    opacity: 0.6;
}

@keyframes planetFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(20px, -30px) scale(1.05); }
    50% { transform: translate(-15px, -20px) scale(0.95); }
    75% { transform: translate(10px, 15px) scale(1.02); }
}

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

.meteor {
    position: fixed;
    width: 2px;
    height: 100px;
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.8) 0%, rgba(118, 75, 162, 0.8) 50%, transparent 100%);
    border-radius: 50%;
    z-index: 3;
    pointer-events: none;
    box-shadow: 0 0 10px rgba(102, 126, 234, 0.8), 0 0 20px rgba(118, 75, 162, 0.6);
}

@keyframes meteorFall {
    0% {
        opacity: 1;
        transform: translateY(-100px) translateX(0);
    }
    100% {
        opacity: 0;
        transform: translateY(100vh) translateX(200px);
    }
}

.asteroid {
    position: fixed;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.3) 0%, rgba(118, 75, 162, 0.3) 100%);
    border: 1px solid rgba(102, 126, 234, 0.4);
    z-index: 2;
    pointer-events: none;
    opacity: 0.4;
}

@keyframes asteroidDrift {
    0% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 0.4;
    }
    50% {
        opacity: 0.6;
    }
    100% {
        transform: translate(300px, 300px) rotate(360deg);
        opacity: 0.2;
    }
}

.star {
    position: absolute;
    background: white;
    border-radius: 50%;
    animation: twinkle 3s infinite;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.2); }
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

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

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.9; }
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 20px rgba(102, 126, 234, 0.3); }
    50% { box-shadow: 0 0 40px rgba(102, 126, 234, 0.6); }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 40px 20px;
    z-index: 10;
    position: relative;
    animation: slideIn 0.8s ease-out;
}

.main-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 900;
    text-align: center;
    margin-bottom: 20px;
    color: var(--primary-color);
    text-shadow: 
        0 0 10px rgba(0, 212, 255, 0.8),
        0 0 20px rgba(0, 212, 255, 0.6),
        0 0 40px rgba(0, 212, 255, 0.4);
    letter-spacing: 3px;
}

.subtitle {
    font-family: var(--font-body);
    font-size: clamp(1rem, 2vw, 1.3rem);
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 60px;
    letter-spacing: 1px;
}

/* Search Section */
.search-section {
    margin-bottom: 60px;
    animation: slideIn 0.8s ease-out 0.6s backwards;
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.domain-input {
    flex: 1;
    min-width: 250px;
    padding: 15px 20px;
    font-size: 16px;
    border: 2px solid var(--card-border);
    border-radius: 50px;
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    outline: none;
    transition: var(--transition-smooth);
}

.domain-input::placeholder {
    color: var(--text-secondary);
}

.domain-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px var(--glow-color);
    background: rgba(15, 23, 42, 0.9);
}

.search-btn {
    padding: 15px 35px;
    font-size: 16px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    font-weight: 600;
    font-family: var(--font-body);
    transition: var(--transition-smooth);
    box-shadow: 0 10px 25px rgba(0, 212, 255, 0.3);
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.search-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0, 212, 255, 0.5);
}

.search-btn:active {
    transform: translateY(-1px);
}

.search-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.date-filters {
    display: flex;
    gap: 20px;
    align-items: flex-end;
    margin-top: 25px;
    padding: 25px;
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--card-border);
    border-radius: 20px;
    flex-wrap: wrap;
    animation: slideIn 0.8s ease-out 0.8s backwards;
}

.date-filter-group {
    flex: 1;
    min-width: 180px;
}

.date-filter-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;
    font-weight: 600;
}

.filter-icon {
    font-size: 18px;
    filter: drop-shadow(0 0 5px rgba(102, 126, 234, 0.5));
}

.filter-label {
    color: var(--text-primary);
}

.filter-optional {
    color: var(--text-secondary);
    font-weight: 400;
    font-size: 12px;
    margin-left: 4px;
}

.date-input {
    width: 100%;
    padding: 14px 18px;
    font-size: 15px;
    border: 2px solid var(--card-border);
    border-radius: 12px;
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    outline: none;
    transition: var(--transition-smooth);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.1);
    font-family: var(--font-body);
}

.date-input:hover {
    border-color: var(--primary-color);
    background: rgba(15, 23, 42, 0.9);
}

.date-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 25px var(--glow-color), 0 4px 20px rgba(0, 212, 255, 0.2);
    background: rgba(15, 23, 42, 0.95);
    transform: translateY(-2px);
}

.date-input::-webkit-calendar-picker-indicator {
    filter: invert(1) brightness(1.2);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.date-input::-webkit-calendar-picker-indicator:hover {
    background: rgba(0, 212, 255, 0.3);
}

.clear-filters-btn {
    padding: 14px 24px;
    font-size: 15px;
    border: 2px solid rgba(255, 0, 110, 0.4);
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(255, 0, 110, 0.15) 0%, rgba(255, 0, 110, 0.25) 100%);
    color: var(--accent-color);
    font-weight: 600;
    font-family: var(--font-body);
    cursor: pointer;
    transition: var(--transition-smooth);
    white-space: nowrap;
    height: fit-content;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 15px rgba(255, 0, 110, 0.2);
}

.clear-filters-btn:hover {
    background: linear-gradient(135deg, rgba(255, 0, 110, 0.25) 0%, rgba(255, 0, 110, 0.35) 100%);
    border-color: rgba(255, 0, 110, 0.6);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 0, 110, 0.3);
}

.clear-filters-btn:active {
    transform: translateY(-1px);
}

.clear-icon {
    font-size: 16px;
}

.message {
    padding: 15px;
    border-radius: 10px;
    margin-top: 15px;
    font-size: 14px;
    animation: slideIn 0.5s ease-out;
}

.message.success {
    background: rgba(72, 187, 120, 0.2);
    border: 2px solid rgba(72, 187, 120, 0.5);
    color: #48bb78;
}

.message.error {
    background: rgba(245, 101, 101, 0.2);
    border: 2px solid rgba(245, 101, 101, 0.5);
    color: #f56565;
}

.loading-indicator {
    text-align: center;
    padding: 40px;
    margin: 40px 0;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--card-border);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

.loading-indicator p {
    color: var(--text-secondary);
    font-size: 18px;
}

.snapshots-container {
    margin-top: 60px;
    animation: slideIn 0.8s ease-out;
}

.snapshots-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}

.snapshots-title {
    font-size: 32px;
    font-weight: 600;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.snapshots-stats {
    font-size: 18px;
    color: var(--text-primary);
    font-weight: 600;
    padding: 15px 25px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
    backdrop-filter: blur(10px);
    border: 2px solid var(--card-border);
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.2);
    display: flex;
    align-items: center;
    gap: 10px;
    animation: pulse 2s ease-in-out infinite;
}

.snapshots-stats::before {
    content: '📊';
    font-size: 24px;
    filter: drop-shadow(0 0 5px var(--glow-color));
}

.snapshots-timeline {
    max-width: 1000px;
    margin: 0 auto;
}

/* Year Card Styles (Accordion) */
.year-card {
    margin-bottom: 20px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    animation: slideIn 0.5s ease-out;
}

.year-card:hover {
    border-color: rgba(102, 126, 234, 0.5);
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.2);
}

.year-card.expanded {
    border-color: rgba(102, 126, 234, 0.6);
    box-shadow: 0 6px 30px rgba(102, 126, 234, 0.3);
}

.year-card-header {
    padding: 20px 25px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: all 0.3s ease;
    user-select: none;
    background: rgba(255, 255, 255, 0.03);
}

.year-card-header:hover {
    background: rgba(255, 255, 255, 0.06);
}

.year-arrow {
    font-size: 16px;
    color: var(--primary-color);
    transition: transform 0.3s ease;
    display: inline-block;
    width: 20px;
    text-align: center;
}

.year-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    flex: 1;
}

.year-count {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
    padding: 6px 12px;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 8px;
}

.year-card-content {
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.year-card.expanded .year-card-content {
    max-height: 10000px;
    padding: 20px 25px;
}

.year-loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.year-loading .spinner {
    margin: 0 auto 15px;
}

.year-error {
    padding: 20px;
    text-align: center;
    color: #f56565;
    background: rgba(245, 101, 101, 0.1);
    border-radius: 10px;
    margin: 20px;
}

/* Month Card Styles (Accordion) */
.month-card {
    margin-bottom: 15px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.month-card:hover {
    border-color: rgba(102, 126, 234, 0.4);
}

.month-card.expanded {
    border-color: rgba(102, 126, 234, 0.5);
    box-shadow: 0 2px 15px rgba(102, 126, 234, 0.15);
}

.month-card-header {
    padding: 15px 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s ease;
    user-select: none;
    background: rgba(255, 255, 255, 0.02);
}

.month-card-header:hover {
    background: rgba(255, 255, 255, 0.05);
}

.month-arrow {
    font-size: 14px;
    color: var(--secondary-color);
    transition: transform 0.3s ease;
    display: inline-block;
    width: 18px;
    text-align: center;
}

.month-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--secondary-color);
    flex: 1;
}

.month-card-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 20px;
}

.month-card.expanded .month-card-content {
    max-height: 10000px;
    padding: 15px 20px;
}

.month-group {
    margin-bottom: 15px;
}

.month-header {
    font-size: 20px;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 15px;
    padding-left: 10px;
}

.day-group {
    margin-bottom: 15px;
    margin-left: 20px;
}

.day-header {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 10px;
    padding-left: 10px;
}

.snapshots-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
    margin-left: 20px;
    margin-top: 10px;
}

.snapshot-item {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-radius: 10px;
    padding: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    animation: pulse 2s ease-in-out infinite;
}

.snapshot-item:hover {
    transform: translateY(-5px);
    border-color: rgba(102, 126, 234, 0.6);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
    background: rgba(255, 255, 255, 0.08);
}

.snapshot-time {
    font-size: 14px;
    color: #fff;
    font-weight: 600;
    margin-bottom: 5px;
}

.snapshot-date {
    font-size: 12px;
    color: var(--text-secondary);
}

.viewer-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    animation: slideIn 0.3s ease-out;
}

.viewer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    border-bottom: 2px solid rgba(102, 126, 234, 0.3);
    background: rgba(255, 255, 255, 0.05);
}

.viewer-title {
    font-size: 24px;
    font-weight: 600;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.close-viewer-btn {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: rgba(245, 101, 101, 0.2);
    color: #f56565;
    font-size: 28px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.close-viewer-btn:hover {
    background: rgba(245, 101, 101, 0.4);
    transform: rotate(90deg);
}

.viewer-info {
    padding: 20px 30px;
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 2px solid rgba(102, 126, 234, 0.3);
    backdrop-filter: blur(10px);
}

.viewer-info-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.viewer-date {
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.viewer-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.viewer-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 14px;
    padding: 8px 15px;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 8px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.viewer-link:hover {
    background: rgba(102, 126, 234, 0.2);
    border-color: rgba(102, 126, 234, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(102, 126, 234, 0.3);
}

.viewer-link-btn {
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 8px;
    transition: all 0.3s ease;
    display: inline-block;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.viewer-link-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.viewer-iframe-container {
    flex: 1;
    width: 100%;
    position: relative;
    min-height: 0;
    background: #fff;
}

.snapshot-viewer {
    width: 100%;
    height: 100%;
    border: none;
    background: white;
    display: block;
    min-height: 0;
}

.viewer-loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: opacity 0.3s ease;
}

.viewer-loading-content {
    text-align: center;
    color: var(--text-secondary);
    padding: 40px;
}

.viewer-loading-content .spinner {
    margin: 0 auto 20px;
}

.viewer-loading-hint {
    font-size: 12px;
    color: var(--primary-color);
    margin-top: 10px;
    opacity: 0.8;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.empty-state h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: #fff;
}

.empty-state p {
    font-size: 16px;
}

@media (max-width: 768px) {
    .main-title {
        font-size: 42px;
    }

    .subtitle {
        font-size: 18px;
    }

    .form-group {
        flex-direction: column;
    }

    .domain-input {
        min-width: 100%;
    }

    .search-btn {
        width: 100%;
    }

    .date-filters {
        flex-direction: column;
        padding: 20px;
    }

    .date-filter-group {
        width: 100%;
    }

    .clear-filters-btn {
        width: 100%;
        justify-content: center;
    }

    .snapshots-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .snapshots-stats {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    .viewer-info-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .viewer-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .snapshots-list {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

    .year-group {
        padding: 20px;
    }

    .month-group,
    .day-group {
        margin-left: 10px;
    }

    .snapshots-list {
        margin-left: 10px;
    }
}

@media (max-width: 480px) {
    .main-title {
        font-size: 32px;
    }

    .snapshots-list {
        grid-template-columns: 1fr;
    }

    .planet {
        opacity: 0.4;
    }

    .asteroid {
        opacity: 0.3;
    }

    .viewer-header {
        padding: 15px 20px;
    }

    .viewer-title {
        font-size: 18px;
    }
    
    .nav-container {
        padding: 0 20px;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: rgba(5, 8, 20, 0.98);
        flex-direction: column;
        gap: 20px;
        padding: 40px 20px;
        transition: left 0.3s ease;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

/* =================================================================
   FOOTER - Matching main site
   ================================================================= */
.footer {
    background: rgba(5, 8, 20, 0.95);
    border-top: 1px solid rgba(0, 212, 255, 0.2);
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section {
    animation: fadeInUp 0.8s ease-out;
}

.footer-brand h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.footer-domain {
    color: var(--text-secondary);
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 50%;
    color: var(--primary-color);
    transition: var(--transition-smooth);
    text-decoration: none;
}

.social-link:hover {
    background: var(--primary-color);
    color: var(--bg-dark);
    transform: translateY(-5px) rotate(360deg);
    box-shadow: 0 5px 20px rgba(0, 212, 255, 0.5);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.footer-section h4 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.2rem;
    letter-spacing: 1px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-smooth);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

.footer-bottom p {
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.footer-disclaimer {
    font-size: 0.85rem;
    color: rgba(184, 197, 214, 0.6);
}

/* Smooth scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--secondary-color), var(--primary-color));
}

/* Selection color */
::selection {
    background: var(--primary-color);
    color: var(--bg-dark);
}