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

:root {
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --surface-dark: #1a1a1a;
    --surface-light: #252525;
    
    --neon-cyan: #00ffff;
    --neon-pink: #ff006e;
    --neon-green: #39ff14;
    --neon-blue: #0080ff;
    --neon-purple: #b700ff;
    
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #707070;
    
    --glow-cyan: 0 0 20px rgba(0, 255, 255, 0.5);
    --glow-pink: 0 0 20px rgba(255, 0, 110, 0.5);
    --glow-green: 0 0 20px rgba(57, 255, 20, 0.5);
    --glow-blue: 0 0 20px rgba(0, 128, 255, 0.5);
    
    --transition-smooth: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

html, body {
    width: 100%;
    height: 100%;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    overflow: hidden;
}

/* ==================== AUTH PAGE STYLES ==================== */

.auth-body {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a0a2e 100%);
}

.auth-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.auth-bg-blur {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
        circle at 20% 50%,
        rgba(0, 255, 255, 0.1) 0%,
        transparent 50%
    ),
    radial-gradient(
        circle at 80% 80%,
        rgba(255, 0, 110, 0.1) 0%,
        transparent 50%
    );
    filter: blur(40px);
    z-index: 1;
}

.auth-form-wrapper {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 420px;
    padding: 40px;
    background: rgba(20, 20, 30, 0.8);
    border: 2px solid rgba(0, 255, 255, 0.2);
    border-radius: 20px;
    box-shadow: 
        0 0 60px rgba(0, 255, 255, 0.15),
        inset 0 0 60px rgba(255, 0, 110, 0.05);
    backdrop-filter: blur(20px);
    animation: formGlow 3s ease-in-out infinite;
}

@keyframes formGlow {
    0%, 100% { 
        box-shadow: 
            0 0 60px rgba(0, 255, 255, 0.15),
            inset 0 0 60px rgba(255, 0, 110, 0.05);
    }
    50% { 
        box-shadow: 
            0 0 80px rgba(0, 255, 255, 0.25),
            inset 0 0 80px rgba(255, 0, 110, 0.1);
    }
}

.auth-header {
    text-align: center;
    margin-bottom: 40px;
}

.auth-title {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(
        90deg,
        var(--neon-cyan) 0%,
        var(--neon-pink) 50%,
        var(--neon-green) 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.auth-subtitle {
    font-size: 0.95rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
}

.form-group {
    margin-bottom: 25px;
}

.form-label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.85rem;
    color: var(--neon-cyan);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-input {
    width: 100%;
    padding: 14px 16px;
    background: rgba(0, 255, 255, 0.05);
    border: 1.5px solid rgba(0, 255, 255, 0.3);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
}

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

.form-input:focus {
    outline: none;
    background: rgba(0, 255, 255, 0.1);
    border-color: var(--neon-cyan);
    box-shadow: var(--glow-cyan);
}

.btn-auth-submit {
    width: 100%;
    padding: 14px;
    background: linear-gradient(
        135deg,
        rgba(0, 255, 255, 0.2) 0%,
        rgba(255, 0, 110, 0.2) 100%
    );
    border: 2px solid var(--neon-cyan);
    color: var(--neon-cyan);
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn-auth-submit:hover {
    background: linear-gradient(
        135deg,
        rgba(0, 255, 255, 0.3) 0%,
        rgba(255, 0, 110, 0.3) 100%
    );
    box-shadow: var(--glow-cyan);
}

.btn-auth-submit:active {
    transform: scale(0.98);
}

.btn-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.3) 50%,
        transparent 100%
    );
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

.auth-footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 255, 255, 0.1);
}

.auth-info {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 8px 0;
}

/* ==================== RESPONSIVE ==================== */

@media (max-width: 768px) {
    .auth-form-wrapper {
        max-width: 90%;
        padding: 30px 20px;
    }

    .auth-title {
        font-size: 2rem;
    }
}