/* Page d'authentification - Conforme à la DA KCenter */
.auth-main {
    min-height: calc(100vh - 80px);
    background: var(--dark-primary);
    padding: 2.5rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.auth-main::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
    var(--dark-primary) 0%,
    var(--dark-secondary) 50%,
    var(--dark-primary) 100%
    );
    animation: heroGradientShift 12s ease-in-out infinite;
}

.auth-main::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
            radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
            radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    animation: heroParticles 25s ease-in-out infinite;
}

.auth-container {
    max-width: 480px;
    width: 100%;
    position: relative;
    z-index: 2;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
    animation: fadeIn 0.8s var(--transition-smooth);
}

.auth-logo {
    position: relative;
    display: inline-block;
    margin-bottom: 1.5rem;
}

.auth-logo img {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-bounce);
    filter: brightness(1);
}

.auth-logo img:hover {
    transform: scale(1.05) rotate(2deg);
    filter: brightness(1.1);
    box-shadow: 0 12px 40px rgba(0, 212, 255, 0.3);
}

.auth-logo::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: var(--karmine-gradient);
    border-radius: 50%;
    filter: blur(20px);
    opacity: 0.3;
    animation: logoGlow 4s ease-in-out infinite alternate;
    z-index: -1;
}

.auth-header h1 {
    font-size: 1.75rem;
    font-weight: 800;
    background: var(--karmine-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.75rem;
    line-height: 1.3;
    animation: titleGlow 4s ease-in-out infinite alternate;
}

.auth-header p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.5;
    margin: 0;
    font-weight: 500;
}

.auth-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 2rem;
    backdrop-filter: blur(20px);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-normal);
    animation: scaleIn 0.6s var(--transition-bounce);
    position: relative;
    overflow: hidden;
}

.auth-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--karmine-gradient);
    opacity: 0.02;
    border-radius: var(--radius-xl);
    transition: opacity var(--transition-normal);
}

.auth-card:hover::before {
    opacity: 0.05;
}

.auth-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.auth-tabs {
    display: flex;
    background: var(--dark-tertiary);
    border-radius: var(--radius-md);
    padding: 0.25rem;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.tab-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.25rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: var(--radius-sm);
    font-weight: 600;
    transition: all var(--transition-bounce);
    position: relative;
    overflow: hidden;
}

.tab-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--karmine-gradient);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.tab-btn:hover::before {
    opacity: 0.1;
}

.tab-btn.active {
    background: var(--karmine-gradient);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.4);
}

.tab-btn.active::before {
    opacity: 0;
}

.tab-icon {
    font-size: 1rem;
    transition: transform var(--transition-normal);
}

.tab-btn:hover .tab-icon {
    transform: scale(1.1);
}

.auth-form {
    margin-bottom: 1.5rem;
}

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

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.label-icon {
    font-size: 1rem;
    color: var(--karmine-blue);
}

.form-group input {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--dark-tertiary);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-normal);
    font-family: inherit;
    position: relative;
}

.form-group input:focus {
    outline: none;
    border-color: var(--karmine-blue);
    background: var(--dark-secondary);
    box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.1);
    transform: translateY(-2px);
}

.form-group input::placeholder {
    color: var(--text-tertiary);
    transition: opacity var(--transition-normal);
}

.form-group input:focus::placeholder {
    opacity: 0.5;
}

.auth-submit-btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    padding: 1rem 1.5rem;
    background: var(--karmine-gradient);
    border: none;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-bounce);
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

.auth-submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-normal);
}

.auth-submit-btn:hover::before {
    left: 100%;
}

.auth-submit-btn:hover:not(:disabled) {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 30px rgba(0, 212, 255, 0.5);
}

.auth-submit-btn:active {
    transform: translateY(-1px) scale(0.98);
    transition: all var(--transition-fast);
}

.auth-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-icon {
    font-size: 1.125rem;
    z-index: 2;
    position: relative;
}

.auth-divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-color);
}

.auth-divider span {
    background: var(--glass-bg);
    padding: 0 1rem;
    position: relative;
    backdrop-filter: blur(10px);
}

.social-auth {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--dark-tertiary);
    color: var(--text-primary);
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition-bounce);
    position: relative;
    overflow: hidden;
}

.social-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--karmine-gradient);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.social-btn:hover::before {
    opacity: 0.05;
}

.social-btn:hover {
    border-color: var(--karmine-blue);
    background: var(--dark-secondary);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.2);
}

.google-btn:hover {
    border-color: #ea4335;
    box-shadow: 0 8px 25px rgba(234, 67, 53, 0.2);
}

.discord-btn:hover {
    border-color: #5865f2;
    box-shadow: 0 8px 25px rgba(88, 101, 242, 0.2);
}

.social-icon {
    font-size: 1.125rem;
    z-index: 2;
    position: relative;
}

.social-icon-img {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    object-fit: cover;
    transition: all var(--transition-normal);
    z-index: 2;
    position: relative;
}

.discord-btn .social-icon-img {
    filter: brightness(1.1);
}

.discord-btn:hover .social-icon-img {
    transform: scale(1.1);
    filter: brightness(1.2);
}

.google-btn:hover .social-icon-img {
    transform: scale(1.1);
}

.auth-message {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    backdrop-filter: blur(10px);
    animation: slideInRight 0.5s var(--transition-bounce);
}

.error-message {
    background: rgba(255, 71, 87, 0.1);
    border: 2px solid var(--accent-red);
    color: var(--accent-red);
}

.success-message {
    background: rgba(0, 255, 136, 0.1);
    border: 2px solid var(--accent-green);
    color: var(--accent-green);
}

.message-icon {
    font-size: 1.25rem;
    animation: notificationIcon 2s ease-in-out infinite;
}

.back-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--transition-bounce);
    font-weight: 500;
}

.back-btn:hover {
    background: var(--glass-bg);
    color: var(--text-primary);
    transform: translateX(-3px);
    backdrop-filter: blur(10px);
}

.auth-footer {
    margin-top: 2rem;
}

.auth-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-bounce);
    backdrop-filter: blur(10px);
}

.feature-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.2);
    background: rgba(0, 212, 255, 0.15);
}

.feature-icon {
    font-size: 1.125rem;
    color: var(--karmine-blue);
}

/* Responsive */
@media (max-width: 1024px) {
    .auth-main {
        padding: 2rem 1rem;
    }
}

@media (max-width: 768px) {
    .auth-main {
        padding: 1.25rem 1rem;
    }

    .auth-card {
        padding: 1.5rem 1.25rem;
    }

    .auth-header h1 {
        font-size: 1.5rem;
    }

    .social-auth {
        grid-template-columns: 1fr;
    }

    .auth-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .auth-container {
        max-width: 100%;
    }

    .auth-header h1 {
        font-size: 1.375rem;
    }

    .auth-logo img {
        width: 70px;
        height: 70px;
    }

    .form-group input {
        padding: 0.875rem 1rem;
    }

    .auth-submit-btn {
        padding: 0.875rem 1.25rem;
    }
}

/* Animations héritées du design system */
@keyframes heroGradientShift {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

@keyframes heroParticles {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(-15px, -25px) rotate(90deg); }
    50% { transform: translate(-30px, -10px) rotate(180deg); }
    75% { transform: translate(25px, -15px) rotate(270deg); }
}

@keyframes logoGlow {
    0% { opacity: 0.2; transform: translate(-50%, -50%) scale(0.9); }
    50% { opacity: 0.4; transform: translate(-50%, -50%) scale(1.05); }
    100% { opacity: 0.6; transform: translate(-50%, -50%) scale(1.1); }
}

@keyframes titleGlow {
    0% { filter: drop-shadow(0 0 5px rgba(0, 212, 255, 0.3)); }
    100% { filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.6)); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(100px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes notificationIcon {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}
/* Groupe captcha */
.captcha-group {
    margin: 1.5rem 0;
    display: flex;
    justify-content: center;
}

/* Style pour hCaptcha widget */
.h-captcha {
    transform: scale(0.95);
    transform-origin: center;
    margin: 0 auto;
}

/* Messages d'erreur et de succès */
.error-message {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    font-weight: 500;
    text-align: center;
    font-size: 0.875rem;
}

.error-message.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid #ef4444;
    color: #ef4444;
}

.error-message.success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid #22c55e;
    color: #22c55e;
}

/* Loading spinner */
.loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top: 2px solid #ffffff;
    animation: spin 1s linear infinite;
}

/* Bouton Magic Link */
.magic-link-button {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: var(--radius-md);
    color: var(--karmine-blue);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    margin-top: 0.5rem;
}

.magic-link-button:hover {
    background: rgba(0, 212, 255, 0.2);
    transform: translateY(-1px);
}

/* Responsive pour hCaptcha */
@media (max-width: 480px) {
    .h-captcha {
        transform: scale(0.8);
    }

    .captcha-group {
        margin: 1rem 0;
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
/* hCaptcha integration */
.captcha-group {
    margin: 1.5rem 0;
    display: flex;
    justify-content: center;
}

.h-captcha {
    transform: scale(0.95);
    transform-origin: center;
    margin: 0 auto;
}

/* Login options */
.login-options {
    margin-top: 1rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.link-btn {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-md);
    color: var(--karmine-blue);
    text-decoration: none;
    cursor: pointer;
    font-size: 0.875rem;
    padding: 0.75rem 1rem;
    transition: all var(--transition-normal);
    font-weight: 500;
}

.link-btn:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--karmine-blue);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.link-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Messages d'état */
.auth-message {
    margin-top: 1rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    text-align: center;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.auth-message.error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid #ef4444;
    color: #ef4444;
}

.auth-message.success-message {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid #22c55e;
    color: #22c55e;
}

/* Responsive pour hCaptcha */
@media (max-width: 480px) {
    .h-captcha {
        transform: scale(0.8);
    }

    .captcha-group {
        margin: 1rem 0;
    }

    .login-options {
        gap: 0.5rem;
    }
}