/* ============================================
   Authentication Pages Styles
   SDH Portal
   ============================================ */

/* ============================================
   Layout - Auth Container
   ============================================ */
.layout-auth {
    min-height: 100vh;
    background: var(--color-bg);
}

.auth-container {
    display: flex;
    min-height: 100vh;
}

/* ============================================
   Brand Panel (Left Side)
   ============================================ */
.auth-brand {
    position: relative;
    flex: 0 0 45%;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-8);
    overflow: hidden;
}

.auth-brand-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: #fff;
}

.auth-logo {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-6);
    filter: brightness(0) invert(1);
}

.auth-brand-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-2);
    color: #fff;
}

.auth-brand-subtitle {
    font-size: var(--font-size-lg);
    opacity: 0.85;
    max-width: 320px;
    margin: 0 auto;
    line-height: var(--line-height-relaxed);
}

/* Decorative Elements */
.auth-brand-decoration {
    position: absolute;
    bottom: -20%;
    right: -10%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    pointer-events: none;
}

.auth-brand-decoration::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
}

.auth-brand-decoration::after {
    content: '';
    position: absolute;
    top: 30%;
    left: 30%;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.02);
}

/* ============================================
   Form Panel (Right Side)
   ============================================ */
.auth-form-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--spacing-8);
    background: var(--color-surface);
}

.auth-form-wrapper {
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
}

/* Header */
.auth-form-header {
    margin-bottom: var(--spacing-8);
}

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

.auth-form-desc {
    color: var(--color-text-muted);
    font-size: var(--font-size-base);
    margin: 0;
}

/* ============================================
   Social Login Buttons
   ============================================ */
.auth-social {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.btn-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
    padding: 0.875rem var(--spacing-4);
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-google {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
}

.btn-google:hover {
    background: var(--color-bg);
    border-color: #dadce0;
    color: var(--color-text);
}

.btn-google .icon {
    flex-shrink: 0;
}

.btn-zimbra {
    background: var(--color-primary);
    border: 1px solid var(--color-primary);
    color: #fff;
}

.btn-zimbra:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary-light);
    color: #fff;
}

/* ============================================
   Divider
   ============================================ */
.auth-divider {
    display: flex;
    align-items: center;
    margin: var(--spacing-6) 0;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-border);
}

.auth-divider span {
    padding: 0 var(--spacing-4);
}

/* ============================================
   Form Styles
   ============================================ */
.auth-form .form-group {
    margin-bottom: var(--spacing-5);
}

.auth-form .form-floating {
    margin-bottom: var(--spacing-4);
}

.auth-form .form-floating > .form-control {
    border-radius: var(--radius-lg);
}

.auth-form .form-floating label {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.auth-form .form-floating label i {
    color: var(--color-text-muted);
    font-size: 1rem;
}

/* Input with Icon */
.input-group-icon {
    position: relative;
}

.input-group-icon .form-control {
    padding-left: 2.75rem;
}

.input-group-icon .input-icon {
    position: absolute;
    left: var(--spacing-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    pointer-events: none;
    z-index: 1;
}

/* Password Toggle */
.password-toggle {
    position: absolute;
    right: var(--spacing-3);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: var(--spacing-1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
}

.password-toggle:hover {
    color: var(--color-text);
}

/* Form Actions Row */
.auth-form-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-6);
}

.auth-link {
    color: var(--color-accent);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

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

/* Submit Button */
.auth-form .btn-submit {
    width: 100%;
    padding: 0.875rem var(--spacing-4);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
}

/* ============================================
   Alternative Options
   ============================================ */
.auth-alt {
    margin-top: var(--spacing-6);
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--color-border);
}

.auth-alt-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-3);
}

.auth-alt .btn {
    width: 100%;
}

/* Signup Link */
.auth-signup {
    margin-top: var(--spacing-6);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.auth-signup a {
    color: var(--color-accent);
    font-weight: var(--font-weight-medium);
}

/* ============================================
   Footer
   ============================================ */
.auth-footer {
    margin-top: auto;
    padding-top: var(--spacing-8);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.auth-footer a {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.auth-footer a:hover {
    color: var(--color-text);
}

.auth-footer .separator {
    margin: 0 var(--spacing-2);
    opacity: 0.5;
}

/* ============================================
   Error States
   ============================================ */
.auth-error {
    background: var(--color-danger-light);
    border: 1px solid #fecaca;
    border-radius: var(--radius-lg);
    padding: var(--spacing-4);
    margin-bottom: var(--spacing-5);
}

.auth-error-icon {
    color: var(--color-danger);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-2);
}

.auth-error-title {
    font-weight: var(--font-weight-semibold);
    color: #991b1b;
    margin-bottom: var(--spacing-1);
}

.auth-error-message {
    font-size: var(--font-size-sm);
    color: #991b1b;
}

/* ============================================
   Success State
   ============================================ */
.auth-success {
    text-align: center;
    padding: var(--spacing-8) var(--spacing-4);
}

.auth-success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-6);
    background: var(--color-success-light);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-success-icon i {
    font-size: 2.5rem;
    color: var(--color-success);
}

.auth-success-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-2);
}

.auth-success-message {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-6);
}

/* ============================================
   Centered Layout (Alternative)
   ============================================ */
.auth-centered {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4);
    background: var(--color-bg);
}

.auth-centered .auth-form-wrapper {
    background: var(--color-surface);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 440px;
}

.auth-centered .auth-logo {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-6);
    filter: none;
}

.auth-centered .auth-form-header {
    text-align: center;
}

/* ============================================
   Responsive - Tablet
   ============================================ */
@media (max-width: 991.98px) {
    .auth-brand {
        display: none;
    }

    .auth-form-panel {
        padding: var(--spacing-6);
    }

    .auth-form-wrapper {
        max-width: 100%;
    }

    /* Show logo in form panel on tablet/mobile */
    .auth-mobile-logo {
        display: block;
        width: 56px;
        height: 56px;
        margin: 0 auto var(--spacing-6);
    }
}

/* ============================================
   Responsive - Mobile
   ============================================ */
@media (max-width: 575.98px) {
    .auth-form-panel {
        padding: var(--spacing-4);
    }

    .auth-form-title {
        font-size: var(--font-size-xl);
    }

    .auth-form-header {
        margin-bottom: var(--spacing-6);
    }

    .auth-form-actions {
        flex-direction: column;
        gap: var(--spacing-3);
        align-items: stretch;
    }

    .auth-form-actions .form-check {
        order: 2;
    }

    .auth-form-actions .auth-link {
        order: 1;
        text-align: center;
    }

    .auth-centered .auth-form-wrapper {
        padding: var(--spacing-6);
    }
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-form-wrapper {
    animation: fadeInUp 0.4s ease-out;
}

/* Loading State */
.auth-form.is-loading .btn-submit {
    pointer-events: none;
}

.auth-form.is-loading .btn-submit .btn-text {
    visibility: hidden;
}

.auth-form.is-loading .btn-submit .btn-spinner {
    display: inline-flex;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.btn-spinner {
    display: none;
    align-items: center;
    gap: var(--spacing-2);
}