/* Schlafserver - Ultra-Professionelles Dunkelblaues Design */
:root {
    --primary-blue: #0f1419;
    --secondary-blue: #1a237e;
    --accent-blue: #2563eb;
    --light-blue: #3b82f6;
    --very-light-blue: #60a5fa;
    --dark-bg: #030712;
    --darker-bg: #000000;
    --card-bg: #111827;
    --card-hover-bg: #1f2937;
    --text-light: #f9fafb;
    --text-muted: #9ca3af;
    --text-dim: #6b7280;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --border-color: #374151;
    --border-light: #4b5563;
    --gradient: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue), var(--accent-blue));
    --gradient-hover: linear-gradient(135deg, var(--secondary-blue), var(--accent-blue), var(--light-blue));
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    --shadow-hover: 0 20px 60px rgba(37, 99, 235, 0.3);
    --shadow-glow: 0 0 30px rgba(37, 99, 235, 0.2);
    --glass-bg: rgba(17, 24, 39, 0.8);
    --glass-border: rgba(75, 85, 99, 0.3);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.7;
    overflow-x: hidden;
    font-weight: 400;
    letter-spacing: -0.01em;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Ultra-Professional Animated Background */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: 
        radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(26, 35, 126, 0.1) 0%, transparent 50%),
        linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 50%, var(--primary-blue) 100%);
    animation: professionalShift 20s ease infinite;
}

@keyframes professionalShift {
    0%, 100% { 
        background: 
            radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
            radial-gradient(circle at 40% 80%, rgba(26, 35, 126, 0.1) 0%, transparent 50%),
            linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 50%, var(--primary-blue) 100%);
    }
    33% { 
        background: 
            radial-gradient(circle at 60% 70%, rgba(37, 99, 235, 0.12) 0%, transparent 50%),
            radial-gradient(circle at 30% 30%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 80% 60%, rgba(26, 35, 126, 0.08) 0%, transparent 50%),
            linear-gradient(135deg, var(--dark-bg) 0%, var(--primary-blue) 50%, var(--secondary-blue) 100%);
    }
    66% { 
        background: 
            radial-gradient(circle at 80% 40%, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
            radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.12) 0%, transparent 50%),
            radial-gradient(circle at 50% 20%, rgba(26, 35, 126, 0.1) 0%, transparent 50%),
            linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 50%, var(--dark-bg) 100%);
    }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Ultra-Professional Header */
.header {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: 1.5rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.header:hover {
    background: rgba(17, 24, 39, 0.9);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.4);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 2.2rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    text-shadow: 0 0 30px rgba(37, 99, 235, 0.3);
    transition: all 0.3s ease;
    cursor: pointer;
}

.logo:hover {
    background: var(--gradient-hover);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transform: scale(1.05);
    filter: drop-shadow(0 0 20px rgba(37, 99, 235, 0.4));
}

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

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--light-blue);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-blue);
    transition: width 0.3s ease;
}

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

/* Main Content */
.main-content {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
    padding: 2rem 0;
}

/* Ultra-Professional Hero Section */
.hero {
    text-align: center;
    padding: 6rem 0;
    position: relative;
}

.hero h1 {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: professionalGlow 3s ease-in-out infinite alternate;
    letter-spacing: -0.04em;
    line-height: 1.1;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }
}

@keyframes professionalGlow {
    from { 
        filter: drop-shadow(0 0 20px rgba(37, 99, 235, 0.4));
        text-shadow: 0 0 40px rgba(37, 99, 235, 0.3);
    }
    to { 
        filter: drop-shadow(0 0 40px rgba(59, 130, 246, 0.6));
        text-shadow: 0 0 60px rgba(59, 130, 246, 0.4);
    }
}

.hero .moon {
    font-size: 4rem;
    margin-bottom: 2rem;
    animation: float 3s ease-in-out infinite;
}

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

.time-display {
    font-size: 2rem;
    color: var(--light-blue);
    margin-bottom: 1rem;
}

.subtitle {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.stats {
    display: inline-flex;
    align-items: center;
    gap: 1.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: 1.5rem 3rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    margin-bottom: 4rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.stats:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover), var(--shadow-glow);
}

/* Ultra-Professional Cards */
.card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--glass-border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
    border-radius: 24px 24px 0 0;
}

.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.02) 0%, transparent 50%, rgba(59, 130, 246, 0.02) 100%);
    pointer-events: none;
    transition: opacity 0.3s ease;
    opacity: 0;
}

.card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: var(--shadow-hover), var(--shadow-glow);
    border-color: var(--border-light);
    background: var(--card-hover-bg);
}

.card:hover::after {
    opacity: 1;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

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

.feature h3 {
    color: var(--light-blue);
    margin-bottom: 1rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-light);
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 1rem;
    background: rgba(26, 31, 46, 0.8);
    border: 2px solid rgba(63, 81, 181, 0.3);
    border-radius: 10px;
    color: var(--text-light);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 20px rgba(63, 81, 181, 0.3);
}

.form-control::placeholder {
    color: var(--text-muted);
}

/* Ultra-Professional Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1.25rem 2.5rem;
    background: var(--gradient);
    color: var(--text-light);
    text-decoration: none;
    border-radius: 16px;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow), 0 0 0 0 rgba(37, 99, 235, 0.4);
    position: relative;
    overflow: hidden;
    min-height: 56px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.6s ease;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 50%, rgba(255,255,255,0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover::after {
    opacity: 1;
}

.btn:hover {
    transform: translateY(-6px) scale(1.05);
    box-shadow: var(--shadow-hover), var(--shadow-glow), 0 0 0 8px rgba(37, 99, 235, 0.1);
    background: var(--gradient-hover);
}

.btn:active {
    transform: translateY(-4px) scale(1.02);
    transition: all 0.1s ease;
}

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

.btn-secondary:hover {
    background: var(--accent-blue);
    color: var(--text-light);
}

.btn-success {
    background: linear-gradient(135deg, var(--success), #66bb6a);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning), #ffb74d);
}

.btn-error {
    background: linear-gradient(135deg, var(--error), #ef5350);
}

/* Ultra-Professional Server Grid */
.servers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.server-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid var(--glass-border);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.server-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.server-card:hover {
    border-color: var(--border-light);
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-hover), var(--shadow-glow);
    background: var(--card-hover-bg);
}

.server-card:hover::before {
    transform: scaleX(1);
}

.server-card.selected {
    border-color: var(--success);
    background: rgba(16, 185, 129, 0.1);
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover), 0 0 30px rgba(16, 185, 129, 0.3);
}

.server-card.selected::before {
    background: linear-gradient(135deg, var(--success), var(--light-blue));
    transform: scaleX(1);
}

.server-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.server-name {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--light-blue);
}

.ping {
    background: linear-gradient(135deg, var(--success), #15803d);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.ping.high {
    background: linear-gradient(135deg, var(--warning), #d97706);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.ping.very-high {
    background: linear-gradient(135deg, var(--error), #dc2626);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.server-stats {
    display: flex;
    justify-content: space-between;
    margin-top: 1rem;
}

.stat {
    text-align: center;
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Ultra-Professional Queue Screen */
.queue-container {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.queue-timer {
    font-size: 5rem;
    font-weight: 900;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 3rem 0;
    letter-spacing: -0.02em;
    text-shadow: 0 0 50px rgba(37, 99, 235, 0.4);
    animation: professionalGlow 2s ease-in-out infinite alternate;
}

.queue-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.queue-stat {
    background: var(--glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.queue-stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient);
}

.queue-stat:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

/* Sleep Screen */
.sleep-container {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding: 4rem 0;
}

.goodnight-text {
    font-size: 3rem;
    margin-bottom: 2rem;
    animation: glow 2s ease-in-out infinite alternate;
}

.sleep-timer {
    font-size: 2.5rem;
    color: var(--light-blue);
    margin: 2rem 0;
}

.sleep-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin: 2rem 0;
}

.sleep-stat {
    text-align: center;
}

/* Dashboard */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.admin-card {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 2rem;
    border: 1px solid rgba(63, 81, 181, 0.2);
}

.admin-card h3 {
    color: var(--light-blue);
    margin-bottom: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .servers-grid {
        grid-template-columns: 1fr;
    }
    
    .sleep-stats {
        flex-direction: column;
        gap: 1rem;
    }
}

/* Animations */
.fade-in {
    animation: fadeIn 0.6s ease-in;
}

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

.pulse {
    animation: pulse 2s infinite;
}

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

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--accent-blue);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--light-blue);
}