/* Authentication Pages Styles */
.auth-page {
    background: radial-gradient(circle at center, #0a192f 0%, var(--bg-main) 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: 2rem;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition);
    position: absolute;
    top: 2rem;
    left: 2rem;
    padding: 0.5rem;
}

.back-link:hover {
    color: var(--accent-cyan);
    transform: translateX(-5px);
}

.auth-wrapper {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.auth-container {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 3rem;
    width: 100%;
    max-width: 480px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

/* Glass edge reflection */
.auth-container::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}

.auth-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.auth-header .logo {
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.auth-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

/* Tabs */
.auth-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    background: rgba(0, 0, 0, 0.2);
    padding: 0.5rem;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.auth-tab {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 0.75rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.auth-tab.active {
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.auth-tab:hover:not(.active) {
    color: var(--text-primary);
}

/* Forms */
.auth-form {
    display: none;
    animation: fadeIn 0.4s ease-out;
}

.auth-form.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

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

.form-row {
    display: flex;
    gap: 1rem;
}

.form-row .form-group {
    flex: 1;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-wrapper i {
    position: absolute;
    left: 1.2rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

input::placeholder {
    color: rgba(255, 255, 255, 0.2);
}

input:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 4px rgba(0, 242, 254, 0.1);
}

.forgot-password {
    display: block;
    text-align: right;
    font-size: 0.85rem;
    color: var(--accent-cyan);
    margin-top: 0.5rem;
}

.forgot-password:hover {
    text-decoration: underline;
}

.auth-submit {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    margin-top: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.auth-message {
    padding: 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    font-weight: 500;
}

.auth-message.error {
    background: rgba(255, 0, 0, 0.1);
    color: #ff4d4d;
    border: 1px solid rgba(255, 0, 0, 0.2);
}

.auth-message.success {
    background: rgba(0, 255, 0, 0.1);
    color: #00ff00;
    border: 1px solid rgba(0, 255, 0, 0.2);
}

/* Social Logins */
.social-login {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.social-login p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.social-buttons {
    display: flex;
    gap: 1rem;
}

.btn-social {
    flex: 1;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 0.8rem;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: inherit;
    font-size: 0.95rem;
}

.btn-social:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

@media (max-width: 480px) {
    .auth-container {
        padding: 2rem 1.5rem;
    }
    
    .back-link {
        position: static;
        margin-bottom: 2rem;
        display: inline-block;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
}