:root {
    /* Colors - Liquid Glass Dark Blue Theme */
    --bg-deep: #020617;
    --bg-midnight: #0a0f29;
    --glass-bg: rgba(15, 23, 42, 0.65);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-highlight: rgba(255, 255, 255, 0.05);
    --neon-blue: #38bdf8;
    --neon-glow: rgba(56, 189, 248, 0.4);
    --text-main: #f1f5f9;
    --text-dim: #94a3b8;
    --text-muted: #64748b;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    
    /* Effects */
    --blur-radius: 16px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 24px;
    --transition-base: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-deep);
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(56, 189, 248, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(30, 58, 138, 0.1) 0%, transparent 40%);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* Animated Liquid Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://www.transparenttextures.com/patterns/stardust.png');
    opacity: 0.03;
    pointer-events: none;
    z-index: 1;
}

/* Glass Components */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-radius));
    -webkit-backdrop-filter: blur(var(--blur-radius));
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
    transition: var(--transition-base);
}

.glass-panel::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.03),
        transparent
    );
    transition: 0.5s;
}

.glass-panel:hover::after {
    left: 100%;
}

.glass-panel:hover {
    transform: translateY(-2px);
    border-color: rgba(56, 189, 248, 0.2);
    box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.45);
}

/* Typography */
h1, h2, h3, h4 {
    margin: 0;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #fff 0%, var(--neon-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    text-decoration: none;
    gap: 0.5rem;
    border: 1px solid transparent;
}

.btn-primary {
    background: var(--neon-blue);
    color: var(--bg-deep);
    box-shadow: 0 0 20px var(--neon-glow);
}

.btn-primary:hover {
    transform: scale(1.02);
    box-shadow: 0 0 30px var(--neon-glow);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-main);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--neon-blue);
}

/* Header & Footer */
.global-header {
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--glass-border);
    background: rgba(2, 6, 23, 0.8);
    position: sticky;
    top: 0;
    z-index: 100;
}

.brand-text {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: var(--neon-blue);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 15px var(--neon-glow);
}

/* Layout Containers */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Hero Section */
.hero {
    padding: var(--spacing-xl) 0;
    text-align: center;
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.hero h1 {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-dim);
    max-width: 600px;
    margin-bottom: var(--spacing-lg);
}

/* Dashboard Styles */
.dashboard-grid {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) 0;
}

.sidebar {
    height: fit-content;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1rem;
    color: var(--text-dim);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

.nav-item:hover, .nav-item.active {
    background: rgba(56, 189, 248, 0.1);
    color: var(--neon-blue);
}

/* Countdown Banner */
.countdown-banner {
    background: linear-gradient(90deg, rgba(56, 189, 248, 0.15), rgba(30, 58, 138, 0.15));
    border: 1px solid rgba(56, 189, 248, 0.3);
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    animation: pulse 4s infinite ease-in-out;
}

@keyframes pulse {
    0%, 100% { border-color: rgba(56, 189, 248, 0.3); }
    50% { border-color: rgba(56, 189, 248, 0.6); }
}

.timer {
    display: flex;
    gap: 1rem;
    font-family: 'Courier New', monospace;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--neon-blue);
}

/* AI Disclaimer */
.ai-disclaimer {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.8rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--text-dim);
}

.ai-disclaimer .dot {
    width: 6px;
    height: 6px;
    background: var(--neon-blue);
    border-radius: 50%;
    box-shadow: 0 0 5px var(--neon-blue);
}

/* Forms */
.form-input {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    padding: 0.875rem 1.25rem;
    border-radius: var(--radius-sm);
    color: white;
    font-size: 1rem;
    transition: var(--transition-base);
}

.form-input:focus {
    outline: none;
    border-color: var(--neon-blue);
    box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2);
}

/* Footer Credits */
.global-footer {
    border-top: 1px solid var(--glass-border);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-credits {
    margin-bottom: var(--spacing-sm);
}

/* Auth Cards */
.auth-container {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}
.auth-card {
    width: 100%;
    max-width: 440px;
    padding: var(--spacing-xl) var(--spacing-lg);
    animation: authFadeIn 0.6s ease-out;
}
@keyframes authFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}
.auth-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}
.auth-header p {
    color: var(--text-dim);
}
.form-group {
    margin-bottom: var(--spacing-md);
}
.form-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-dim);
    margin-bottom: 0.5rem;
    font-weight: 500;
}
.auth-footer {
    margin-top: var(--spacing-lg);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}
.auth-footer a {
    color: var(--neon-blue);
    text-decoration: none;
    font-weight: 600;
}
.auth-footer a:hover {
    text-decoration: underline;
}
.auth-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: var(--spacing-md) 0;
    color: var(--text-muted);
    font-size: 0.8rem;
}
.auth-divider::before, .auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--glass-border);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.stat-card {
    padding: var(--spacing-md);
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neon-blue);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Animations */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
    100% { transform: translateY(0px); }
}

.floating {
    animation: float 6s ease-in-out infinite;
}

/* Plans Grid */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 4rem 0;
}
.plan-card {
    padding: 3rem 2rem;
    display: flex;
    flex-direction: column;
    text-align: center;
}
.plan-price {
    font-size: 3rem;
    font-weight: 800;
    margin: 1.5rem 0;
    color: var(--neon-blue);
}
.plan-price span {
    font-size: 1rem;
    color: var(--text-dim);
}
.plan-features {
    list-style: none;
    padding: 0;
    margin: 2rem 0;
    text-align: left;
    flex-grow: 1;
}
.plan-features li {
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-dim);
}
.plan-features li svg {
    color: var(--neon-blue);
    flex-shrink: 0;
}
.plan-badge {
    background: rgba(56, 189, 248, 0.1);
    color: var(--neon-blue);
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 1rem;
    border: 1px solid var(--neon-blue);
}