/* CSS Variables for Light/Dark Mode */
:root {
    /* Light Mode Colors */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --accent-owner: #f59e0b;
    --accent-owner-light: #fbbf24;
    --accent-dev: #3b82f6;
    --accent-dev-light: #60a5fa;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --card-bg: #ffffff;
    --nav-bg: rgba(255, 255, 255, 0.9);
    --nav-blur: blur(10px);
}

/* Dark Mode Colors */
[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --accent-owner: #fbbf24;
    --accent-owner-light: #fcd34d;
    --accent-dev: #60a5fa;
    --accent-dev-light: #93c5fd;
    --border-color: #334155;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.4);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4), 0 4px 6px -4px rgb(0 0 0 / 0.4);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.4), 0 8px 10px -6px rgb(0 0 0 / 0.4);
    --card-bg: #1e293b;
    --nav-bg: rgba(15, 23, 42, 0.9);
    --nav-blur: blur(10px);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
    min-height: 100vh;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--nav-bg);
    backdrop-filter: var(--nav-blur);
    -webkit-backdrop-filter: var(--nav-blur);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

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

.nav-logo i {
    font-size: 1.5rem;
    color: var(--accent-dev);
}

.logo-text {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Theme Toggle */
.theme-toggle {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    width: 50px;
    height: 28px;
    position: relative;
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: 0 4px;
    transition: all 0.3s ease;
}

.theme-toggle i {
    font-size: 0.85rem;
    position: absolute;
    transition: all 0.3s ease;
}

.theme-toggle .fa-sun {
    left: 6px;
    color: #f59e0b;
    opacity: 1;
}

.theme-toggle .fa-moon {
    right: 6px;
    color: #818cf8;
    opacity: 0;
}

[data-theme="dark"] .theme-toggle .fa-sun {
    opacity: 0;
}

[data-theme="dark"] .theme-toggle .fa-moon {
    opacity: 1;
}

.theme-toggle::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--accent-dev);
    border-radius: 50%;
    left: 4px;
    transition: transform 0.3s ease;
}

[data-theme="dark"] .theme-toggle::before {
    transform: translateX(22px);
}

/* Hero Section */
.hero-section {
    padding: 140px 0 60px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--accent-owner) 0%, var(--accent-dev) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

/* Section Styles */
.owner-section {
    padding: 80px 0;
    background: var(--bg-primary);
}

.developer-section {
    padding: 80px 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.owner-icon {
    background: linear-gradient(135deg, var(--accent-owner), var(--accent-owner-light));
    box-shadow: 0 10px 30px rgba(245, 158, 11, 0.3);
}

.dev-icon {
    background: linear-gradient(135deg, var(--accent-dev), var(--accent-dev-light));
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.section-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Servers Grid */
.servers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

/* Server Card */
.server-card {
    background: var(--card-bg);
    border-radius: 24px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.server-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    transition: height 0.3s ease;
}

.server-card.owner::before {
    background: linear-gradient(90deg, var(--accent-owner), var(--accent-owner-light));
}

.server-card.developer::before {
    background: linear-gradient(90deg, var(--accent-dev), var(--accent-dev-light));
}

.server-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.server-card:hover::before {
    height: 8px;
}

.server-header {
    position: relative;
    display: inline-block;
    margin-bottom: 1.5rem;
}

.server-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    position: relative;
}

.server-card.owner .server-avatar {
    background: linear-gradient(135deg, var(--accent-owner), var(--accent-owner-light));
    box-shadow: 0 10px 30px rgba(245, 158, 11, 0.4);
}

.server-card.developer .server-avatar {
    background: linear-gradient(135deg, var(--accent-dev), var(--accent-dev-light));
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.4);
}

.avatar-text {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.server-status {
    position: absolute;
    bottom: 5px;
    right: 5px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 4px solid var(--card-bg);
}

.server-status.online {
    background: #10b981;
}

.server-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.server-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.owner-badge {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(251, 191, 36, 0.15));
    color: var(--accent-owner);
    border: 1px solid var(--accent-owner);
}

.dev-badge {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(96, 165, 250, 0.15));
    color: var(--accent-dev);
    border: 1px solid var(--accent-dev);
}

/* Footer */
.footer {
    background: var(--bg-tertiary);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.footer p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.server-card {
    animation: fadeInUp 0.6s ease forwards;
}

.server-card:nth-child(1) { animation-delay: 0.1s; }
.server-card:nth-child(2) { animation-delay: 0.2s; }
.server-card:nth-child(3) { animation-delay: 0.3s; }
.server-card:nth-child(4) { animation-delay: 0.4s; }
.server-card:nth-child(5) { animation-delay: 0.5s; }

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .servers-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
    
    .server-avatar {
        width: 80px;
        height: 80px;
        font-size: 2rem;
    }
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.server-status.online {
    animation: pulse 2s ease-in-out infinite;
}