/* World Tour Complete Styles */
:root {
    --primary-color: #00ffff;
    --secondary-color: #ff00ff;
    --accent-color: #ffff00;
    --danger-color: #ff0066;
    --bg-dark: #0a0a0a;
    --text-light: #ffffff;
    --text-gray: #cccccc;
    --glass-bg: rgba(0, 0, 0, 0.6);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Orbitron', 'Noto Sans KR', sans-serif;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 25%, #16213e 50%, #0f3460 75%, #0a0a0a 100%);
    color: var(--text-light);
    overflow-x: hidden;
    min-height: 100vh;
}

/* Cyber Background */
.cyber-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.cyber-grid {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(var(--primary-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--primary-color) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.1;
    animation: grid-move 10s linear infinite;
}

.cyber-particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

/* Header Styles */
.header {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 2px solid var(--primary-color);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 10px;
}

.logo-img {
    height: 40px;
    width: auto;
}

.logo img {
    height: 40px;
    width: auto;
}

.nav-menu {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.nav-link {
    color: white;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 20px;
    transition: all 0.3s;
    border: 1px solid transparent;
    white-space: nowrap;
}

.nav-link:hover {
    background: rgba(0, 255, 255, 0.1);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

/* Main Container */
.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    position: relative;
    z-index: 1;
}

/* Hero Section */
.hero-section {
    text-align: center;
    padding: 60px 0;
    position: relative;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 20px;
    animation: glow 2s ease-in-out infinite;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 40px;
}

/* Map Container */
.map-container {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 2px solid var(--primary-color);
    border-radius: 20px;
    padding: 30px;
    margin: 40px 0;
    min-height: 500px;
    position: relative;
    overflow: hidden;
}

#worldMap {
    width: 100%;
    height: 500px;
    border-radius: 15px;
    background: rgba(0, 20, 40, 0.8);
}

/* Route Info */
.route-info {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--primary-color);
    border-radius: 15px;
    padding: 30px;
    margin: 30px 0;
}

.route-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.stat-card {
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid var(--primary-color);
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.3);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 10px;
}

.stat-label {
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* Control Panel */
.control-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--secondary-color);
    border-radius: 15px;
    padding: 30px;
    margin: 30px 0;
}

.control-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: black;
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 255, 255, 0.5);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
}

.btn-secondary:hover {
    background: var(--accent-color);
    color: black;
}

/* City List */
.city-list {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--primary-color);
    border-radius: 15px;
    padding: 30px;
    margin: 30px 0;
}

.city-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.city-item {
    background: rgba(0, 255, 255, 0.05);
    border: 1px solid var(--primary-color);
    border-radius: 10px;
    padding: 15px;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
}

.city-item:hover {
    background: rgba(0, 255, 255, 0.2);
    transform: scale(1.05);
}

.city-number {
    font-size: 0.8rem;
    color: var(--accent-color);
    margin-bottom: 5px;
}

.city-name {
    font-size: 1rem;
    font-weight: 600;
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    border-top: 2px solid var(--primary-color);
    padding: 40px 0;
    margin-top: 80px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.footer-info {
    color: #aaa;
    line-height: 1.8;
    font-size: 14px;
}

.footer-divider {
    margin: 0 10px;
    color: var(--primary-color);
}

/* Animations */
@keyframes grid-move {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

@keyframes glow {
    0%, 100% { text-shadow: 0 0 20px rgba(0, 255, 255, 0.5); }
    50% { text-shadow: 0 0 40px rgba(0, 255, 255, 0.8); }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(0, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .header-content {
        flex-direction: column;
    }
    
    .nav-menu {
        justify-content: center;
    }
    
    .control-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    #worldMap {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .city-grid {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
    
    .stat-card {
        padding: 15px;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
}