/* ============================================
   Zeit-Umstellen.de - Stylesheet
   Modern, elegant design with clock theme
   ============================================ */

/* CSS Variables */
:root {
    --color-primary: #1e3a5f;
    --color-primary-light: #2d5a8a;
    --color-secondary: #f39c12;
    --color-accent: #e74c3c;
    --color-success: #27ae60;
    --color-spring: #27ae60;
    --color-autumn: #e67e22;
    --color-bg: #f8fafc;
    --color-bg-alt: #ffffff;
    --color-text: #1a1a2e;
    --color-text-muted: #64748b;
    --color-border: #e2e8f0;
    
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Source+Sans+Pro:wght@300;400;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* 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-size: 1rem;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

/* Background Decoration */
.bg-decoration {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.clock-bg {
    position: absolute;
    font-size: 15rem;
    opacity: 0.03;
    animation: float 20s ease-in-out infinite;
}

.clock-bg-1 {
    top: 10%;
    left: -5%;
    animation-delay: 0s;
}

.clock-bg-2 {
    top: 50%;
    right: -10%;
    animation-delay: -7s;
}

.clock-bg-3 {
    bottom: 10%;
    left: 30%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-30px) rotate(10deg); }
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); margin-bottom: 1rem; }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p { margin-bottom: 1rem; }

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

a:hover { color: var(--color-secondary); }

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--color-border);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo-icon {
    font-size: 1.75rem;
    animation: tick 1s steps(1) infinite;
}

@keyframes tick {
    50% { transform: rotate(6deg); }
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-text);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-secondary);
    transition: width var(--transition-base);
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition-base);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 1.5rem 4rem;
    background: linear-gradient(135deg, #1e3a5f 0%, #2d5a8a 50%, #1e3a5f 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    text-align: center;
    color: white;
    z-index: 1;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255,255,255,0.15);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
    color: white;
    margin-bottom: 1rem;
}

.hero h1 .highlight {
    color: var(--color-secondary);
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.next-change-card {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-xl);
    padding: 2rem;
    margin-bottom: 2rem;
    border: 1px solid rgba(255,255,255,0.2);
}

.change-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.change-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
}

.change-label {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.8;
}

.change-date {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
}

.change-time {
    font-size: 1rem;
    opacity: 0.9;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(255,255,255,0.1);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    min-width: 80px;
}

.countdown-value {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.countdown-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.7;
    margin-top: 0.5rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-secondary);
    color: white;
    padding: 1rem 2rem;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1rem;
    transition: all var(--transition-base);
    box-shadow: 0 4px 15px rgba(243, 156, 18, 0.4);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(243, 156, 18, 0.5);
    color: white;
}

.hero-visual {
    display: none;
}

/* Analog Clock */
.analog-clock {
    width: 280px;
    height: 280px;
}

.clock-face {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 50%;
    position: relative;
    box-shadow: 
        0 0 0 8px var(--color-primary),
        var(--shadow-xl),
        inset 0 0 30px rgba(0,0,0,0.1);
}

.clock-numbers span {
    position: absolute;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--color-primary);
    --angle: calc((var(--i) - 3) * 30deg);
    transform: rotate(var(--angle)) translateY(-110px) rotate(calc(-1 * var(--angle)));
    left: 50%;
    top: 50%;
    margin-left: -0.5em;
    margin-top: -0.5em;
}

.clock-hand {
    position: absolute;
    bottom: 50%;
    left: 50%;
    transform-origin: bottom center;
    border-radius: 4px;
}

.hour-hand {
    width: 6px;
    height: 70px;
    background: var(--color-primary);
    margin-left: -3px;
}

.minute-hand {
    width: 4px;
    height: 95px;
    background: var(--color-primary-light);
    margin-left: -2px;
}

.second-hand {
    width: 2px;
    height: 105px;
    background: var(--color-accent);
    margin-left: -1px;
}

.clock-center {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    background: var(--color-accent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-intro {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 800px;
    margin-bottom: 3rem;
}

/* Intro Section */
.intro-section {
    background: var(--color-bg-alt);
}

.intro-content {
    max-width: 800px;
    margin-bottom: 3rem;
}

.intro-content h2 {
    margin-bottom: 1.5rem;
}

.quick-facts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.fact-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: white;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border);
    transition: transform var(--transition-base);
}

.fact-card:hover {
    transform: translateY(-4px);
}

.fact-icon {
    font-size: 2.5rem;
}

.fact-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.fact-content p {
    color: var(--color-text-muted);
    margin: 0;
    font-size: 0.95rem;
}

/* Mnemonic Section */
.mnemonic-section {
    background: linear-gradient(180deg, var(--color-bg) 0%, #e8f4f8 100%);
}

.mnemonic-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.mnemonic-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-base);
}

.mnemonic-card:hover {
    transform: translateY(-8px);
}

.mnemonic-card.spring {
    border-top: 4px solid var(--color-spring);
}

.mnemonic-card.autumn {
    border-top: 4px solid var(--color-autumn);
}

.mnemonic-season {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.mnemonic-card.spring .mnemonic-season { color: var(--color-spring); }
.mnemonic-card.autumn .mnemonic-season { color: var(--color-autumn); }

.mnemonic-card h3 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.mnemonic-rule {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.mnemonic-result {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-family: var(--font-mono);
}

.time-before, .time-after {
    font-size: 2rem;
    font-weight: 700;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
}

.mnemonic-card.spring .time-before { background: #e8f5e9; color: var(--color-spring); }
.mnemonic-card.spring .time-after { background: var(--color-spring); color: white; }
.mnemonic-card.autumn .time-before { background: #fff3e0; color: var(--color-autumn); }
.mnemonic-card.autumn .time-after { background: var(--color-autumn); color: white; }

.arrow {
    font-size: 1.5rem;
    color: var(--color-text-muted);
}

.mnemonic-effect {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    font-style: italic;
}

.alternative-mnemonics {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.alternative-mnemonics h3 {
    margin-bottom: 1.5rem;
}

.alternative-mnemonics ul {
    list-style: none;
}

.alternative-mnemonics li {
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border);
}

.alternative-mnemonics li:last-child {
    border-bottom: none;
}

/* Schedule Section */
.schedule-section {
    background: var(--color-bg-alt);
}

.schedule-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.tab-btn {
    padding: 1rem 2rem;
    border: none;
    background: white;
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
    border: 2px solid transparent;
}

.tab-btn:hover {
    border-color: var(--color-primary);
}

.tab-btn.active {
    background: var(--color-primary);
    color: white;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

.schedule-info {
    background: linear-gradient(135deg, #e8f4f8 0%, #f0f7fa 100%);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
    border-left: 4px solid var(--color-primary);
}

.schedule-info p {
    margin: 0;
}

.schedule-table {
    width: 100%;
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border-collapse: collapse;
}

.schedule-table th,
.schedule-table td {
    padding: 1rem 1.5rem;
    text-align: left;
}

.schedule-table th {
    background: var(--color-primary);
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.schedule-table tr:not(:last-child) {
    border-bottom: 1px solid var(--color-border);
}

.schedule-table tr:hover {
    background: #f8fafc;
}

.schedule-table tr.current-year {
    background: linear-gradient(90deg, rgba(243, 156, 18, 0.1) 0%, rgba(243, 156, 18, 0.05) 100%);
    font-weight: 600;
}

.schedule-table tr.current-year td:first-child {
    position: relative;
}

.schedule-table tr.current-year td:first-child::before {
    content: '●';
    color: var(--color-secondary);
    margin-right: 0.5rem;
}

/* History Section */
.history-section {
    background: linear-gradient(180deg, #f0f4f8 0%, var(--color-bg) 100%);
}

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

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50px;
    width: 3px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 3px;
}

.timeline-item {
    position: relative;
    padding-left: 100px;
    margin-bottom: 3rem;
}

.timeline-marker {
    position: absolute;
    left: 0;
    top: 0;
    width: 100px;
    text-align: center;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-primary);
    background: white;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    z-index: 1;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 44px;
    top: 12px;
    width: 14px;
    height: 14px;
    background: var(--color-secondary);
    border: 3px solid white;
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
}

.timeline-item.future::before {
    background: var(--color-text-muted);
    animation: pulse 2s ease-in-out infinite;
}

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-left: 30px;
}

.timeline-content h3 {
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.timeline-content p {
    margin: 0;
    color: var(--color-text);
}

/* Health Section */
.health-section {
    background: var(--color-bg-alt);
}

.health-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.health-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base);
}

.health-card:hover {
    transform: translateY(-4px);
}

.health-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.health-card h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.health-card p {
    color: var(--color-text-muted);
    margin: 0;
    font-size: 0.95rem;
}

.health-tips {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    padding: 3rem;
    border-radius: var(--radius-xl);
    color: white;
}

.health-tips h3 {
    color: white;
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

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

.tip-number {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.125rem;
}

.tip p {
    margin: 0;
    opacity: 0.95;
}

/* Abolition Section */
.abolition-section {
    background: linear-gradient(180deg, var(--color-bg) 0%, #e8f4f8 100%);
}

.abolition-status {
    margin-bottom: 3rem;
}

.status-card {
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-secondary);
}

.status-card h3 {
    margin-bottom: 1rem;
    color: var(--color-autumn);
}

.status-card p {
    margin: 0;
}

.comparison-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.comparison-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
}

.comparison-card.summer {
    border-top: 4px solid var(--color-secondary);
}

.comparison-card.winter {
    border-top: 4px solid var(--color-primary);
}

.comparison-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.pros-cons {
    display: grid;
    gap: 1.5rem;
}

.pros h4 {
    color: var(--color-success);
    margin-bottom: 0.75rem;
}

.cons h4 {
    color: var(--color-accent);
    margin-bottom: 0.75rem;
}

.pros ul, .cons ul {
    list-style: none;
}

.pros li, .cons li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.95rem;
}

.pros li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: 700;
}

.cons li::before {
    content: '✗';
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: 700;
}

.expert-opinion {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.expert-opinion blockquote {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-style: italic;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.expert-opinion cite {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* Legal Section */
.legal-section {
    background: var(--color-bg-alt);
}

.legal-box {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    max-width: 900px;
}

.legal-box h3 {
    margin-bottom: 1rem;
}

.legal-text {
    background: #f8fafc;
    padding: 1.5rem;
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    border-left: 3px solid var(--color-primary);
}

.legal-text p {
    margin-bottom: 1rem;
}

.legal-text p:last-child {
    margin-bottom: 0;
}

/* FAQ Section */
.faq-section {
    background: linear-gradient(180deg, #e8f4f8 0%, var(--color-bg) 100%);
}

.faq-list {
    max-width: 900px;
}

.faq-item {
    background: white;
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    background: none;
    border: none;
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    color: var(--color-primary);
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: #f8fafc;
}

.faq-question svg {
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
    margin: 0;
    color: var(--color-text);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    padding: 5rem 0;
}

.cta-content {
    text-align: center;
    color: white;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1rem;
    transition: all var(--transition-base);
}

.btn-primary {
    background: white;
    color: var(--color-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.2);
    color: var(--color-primary);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.5);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: white;
    color: white;
}

/* Footer */
.site-footer {
    background: var(--color-text);
    color: rgba(255,255,255,0.8);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo:hover {
    color: var(--color-secondary);
}

.footer-brand p {
    font-size: 0.95rem;
    line-height: 1.7;
    opacity: 0.8;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-col .footer-title {
    display: block;
    color: white;
    font-size: 1rem;
    margin-bottom: 1.5rem;
    font-family: var(--font-body);
    font-weight: 700;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 0.75rem;
}

.footer-col a {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.footer-col a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.7;
}

.footer-bottom a {
    color: var(--color-secondary);
}

/* Responsive Design */
@media (min-width: 1024px) {
    .hero {
        flex-direction: row;
        gap: 4rem;
        text-align: left;
    }
    
    .hero-content {
        flex: 1;
    }
    
    .hero-visual {
        display: block;
        flex: 0 0 auto;
    }
    
    .next-change-card {
        text-align: left;
    }
    
    .countdown {
        justify-content: flex-start;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1rem;
        gap: 0;
        box-shadow: var(--shadow-lg);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links li {
        border-bottom: 1px solid var(--color-border);
    }
    
    .nav-links a {
        display: block;
        padding: 1rem;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .countdown {
        flex-wrap: wrap;
    }
    
    .countdown-item {
        min-width: 70px;
        padding: 0.75rem 1rem;
    }
    
    .countdown-value {
        font-size: 1.5rem;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        padding-left: 60px;
    }
    
    .timeline-marker {
        width: 60px;
        font-size: 0.75rem;
        padding: 0.25rem;
    }
    
    .timeline-item::before {
        left: 14px;
    }
    
    .timeline-content {
        margin-left: 10px;
        padding: 1.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .mnemonic-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 6rem 1rem 3rem;
    }
    
    .schedule-tabs {
        flex-direction: column;
    }
    
    .schedule-table th,
    .schedule-table td {
        padding: 0.75rem;
        font-size: 0.9rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Print Styles */
@media print {
    .site-header,
    .hero-visual,
    .cta-section,
    .site-footer,
    .countdown {
        display: none;
    }
    
    body {
        font-size: 12pt;
        color: black;
        background: white;
    }
    
    .hero {
        min-height: auto;
        background: none;
        color: black;
        padding: 2rem 0;
    }
    
    .hero h1,
    h2, h3 {
        color: black;
    }
    
    section {
        padding: 2rem 0;
        page-break-inside: avoid;
    }
}