/* ==========================================================================
   CSS Spécifique à la page de Connexion/Inscription VoltRush
   Style Cyberpunk Ultra Premium, Flous Glassmorphism & Couleurs HSL
   ========================================================================== */

:root {
    --auth-bg: #09090b;
    --auth-panel-bg: rgba(20, 20, 25, 0.65);
    --auth-border: rgba(255, 255, 255, 0.08);
    --auth-border-glow: rgba(0, 242, 254, 0.2);
    --neon-blue: #00f2fe;
    --neon-purple: #4facfe;
    --neon-pink: #ff2a5f;
    --text-main: #f4f4f5;
    --text-muted: #a1a1aa;
}

.auth-container {
    max-width: 1100px;
    margin: 60px auto;
    padding: 0 20px;
    font-family: 'Outfit', 'Inter', sans-serif;
    color: var(--text-main);
}

/* Alertes d'erreurs */
.alert-errors {
    background: rgba(255, 42, 95, 0.15);
    border: 1px solid var(--neon-pink);
    border-radius: 8px;
    padding: 15px 20px;
    margin-bottom: 30px;
    box-shadow: 0 0 15px rgba(255, 42, 95, 0.1);
}
.alert-errors ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.alert-errors li {
    font-size: 0.95rem;
    color: #ff85a0;
    margin-bottom: 5px;
}
.alert-errors li:last-child {
    margin-bottom: 0;
}

/* Double Panneaux */
.auth-panels {
    display: flex;
    gap: 40px;
    align-items: stretch;
    justify-content: space-between;
}

.auth-card {
    flex: 1;
    background: var(--auth-panel-bg);
    border: 1px solid var(--auth-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.auth-card:hover {
    border-color: var(--auth-border-glow);
    box-shadow: 0 15px 40px rgba(0, 242, 254, 0.08);
}

.auth-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.auth-subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 30px;
    line-height: 1.5;
}

/* Séparateur Central */
.auth-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.auth-divider span {
    background: #18181b;
    border: 1px solid var(--auth-border);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--neon-blue);
    font-size: 0.9rem;
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.15);
    z-index: 2;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 1px;
    background: linear-gradient(to bottom, transparent, var(--auth-border), transparent);
    transform: translateX(-50%);
    z-index: 1;
}

/* Formulaires */
.form-group {
    margin-bottom: 22px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 8px;
    font-weight: 600;
}

.form-group input {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--auth-border);
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 1rem;
    color: var(--text-main);
    font-family: inherit;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.form-group input:focus {
    outline: none;
    border-color: var(--neon-blue);
    background: rgba(0, 242, 254, 0.02);
    box-shadow: 0 0 10px rgba(0, 242, 254, 0.15);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Boutons d'Action */
.btn-auth {
    width: 100%;
    background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
    border: none;
    border-radius: 8px;
    padding: 14px 20px;
    font-size: 1rem;
    font-weight: 700;
    color: #09090b;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 10px;
    box-shadow: 0 4px 15px rgba(0, 242, 254, 0.25);
}

.btn-auth:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 242, 254, 0.4);
    filter: brightness(1.1);
}

.btn-auth.secondary {
    background: linear-gradient(135deg, var(--neon-purple), #9061f9);
    color: #fff;
    box-shadow: 0 4px 15px rgba(144, 97, 249, 0.25);
}

.btn-auth.secondary:hover {
    box-shadow: 0 6px 20px rgba(144, 97, 249, 0.4);
}

/* Version Responsive */
@media (max-width: 900px) {
    .auth-panels {
        flex-direction: column;
        gap: 30px;
    }
    
    .auth-divider {
        height: 50px;
        margin: 10px 0;
    }
    
    .auth-divider::before {
        left: 0;
        right: 0;
        top: 50%;
        bottom: auto;
        height: 1px;
        width: auto;
        transform: translateY(-50%);
    }
}