/* ============================================================
   ShadowBan — Auth Pages Styles
   Login, Register, Forgot Password
   ============================================================ */

/* ── Auth Layout ── */

.auth-container {
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-8) var(--space-4);
    position: relative;
}

.auth-container::before {
    content: '';
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.auth-card {
    width: 100%;
    max-width: 440px;
    background: var(--glass-bg);
    border: var(--border-width) solid var(--glass-border);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
    animation: fadeInUp 0.6s ease;
}

.auth-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-primary);
}

/* ── Auth Header ── */

.auth-header {
    padding: var(--space-8) var(--space-8) var(--space-4);
    text-align: center;
}

.auth-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.auth-logo-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: white;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.auth-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.auth-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ── Auth Form ── */

.auth-form {
    padding: var(--space-4) var(--space-8) var(--space-8);
}

.auth-form .form-group {
    margin-bottom: var(--space-5);
}

.auth-form .form-input {
    background: var(--color-bg-tertiary);
    padding: var(--space-4);
    height: 48px;
}

.auth-form .input-icon-wrapper .form-input {
    padding-left: calc(var(--space-4) + 28px);
}

.auth-form .input-icon-wrapper .input-icon {
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    width: 20px;
    text-align: center;
}

.auth-form .form-input:focus {
    background: var(--color-bg-elevated);
}

.auth-form .btn-primary {
    width: 100%;
    padding: var(--space-4);
    font-size: var(--font-size-base);
}

.auth-remember {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-6);
}

.auth-remember .form-check {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.auth-forgot {
    font-size: var(--font-size-sm);
    color: var(--color-primary-light);
}

.auth-forgot:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

/* ── Auth Footer ── */

.auth-footer {
    padding: var(--space-6) var(--space-8);
    border-top: var(--border-width) solid var(--color-border);
    text-align: center;
}

.auth-footer p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.auth-footer a {
    color: var(--color-primary-light);
    font-weight: var(--font-weight-semibold);
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* ── Social Login ── */

.auth-social {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.btn-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    background: var(--color-bg-tertiary);
    border: var(--border-width) solid var(--color-border-light);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.btn-social:hover {
    background: var(--color-bg-elevated);
    border-color: var(--color-border-hover);
}

/* ── Password Strength ── */

.password-strength {
    margin-top: var(--space-2);
}

.password-strength-bar {
    display: flex;
    gap: var(--space-1);
    margin-bottom: var(--space-1);
}

.password-strength-segment {
    flex: 1;
    height: 4px;
    border-radius: var(--radius-full);
    background: var(--color-bg-elevated);
    transition: background var(--transition-fast);
}

.password-strength[data-level="1"] .password-strength-segment:nth-child(-n+1) {
    background: var(--color-danger);
}

.password-strength[data-level="2"] .password-strength-segment:nth-child(-n+2) {
    background: var(--color-warning);
}

.password-strength[data-level="3"] .password-strength-segment:nth-child(-n+3) {
    background: var(--color-warning-light);
}

.password-strength[data-level="4"] .password-strength-segment:nth-child(-n+4) {
    background: var(--color-success);
}

.password-strength-text {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* ── Responsive ── */

@media (max-width: 480px) {
    .auth-card {
        border-radius: var(--radius-lg);
    }

    .auth-header {
        padding: var(--space-6) var(--space-5) var(--space-3);
    }

    .auth-form {
        padding: var(--space-3) var(--space-5) var(--space-6);
    }

    .auth-footer {
        padding: var(--space-4) var(--space-5);
    }
}