/**
 * ═══════════════════════════════════════════════════════════════════════════
 * BALAM AI - Auth Layout Styles
 * ═══════════════════════════════════════════════════════════════════════════
 *
 * Modern, clean authentication pages with smooth animations.
 * Uses global CSS variables from variables.css for consistent theming.
 *
 * @requires variables.css
 */

/* ─────────────────────────────────────────────────────────────────────────────
   Animations
   ───────────────────────────────────────────────────────────────────────────── */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0);
    }

    25% {
        transform: translate(20px, -20px);
    }

    50% {
        transform: translate(-10px, -40px);
    }

    75% {
        transform: translate(-30px, -10px);
    }
}

@keyframes pulse {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.3);
        opacity: 0.6;
    }
}

@keyframes glow {

    0%,
    100% {
        filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.4));
    }

    50% {
        filter: drop-shadow(0 0 40px rgba(255, 255, 255, 0.8));
    }
}

@keyframes shake {

    0%,
    100% {
        transform: translateX(0);
    }

    10%,
    30%,
    50%,
    70%,
    90% {
        transform: translateX(-5px);
    }

    20%,
    40%,
    60%,
    80% {
        transform: translateX(5px);
    }
}

.animate-shake {
    animation: shake 0.5s ease-in-out;
}

/* ─────────────────────────────────────────────────────────────────────────────
   Auth Wrapper
   ───────────────────────────────────────────────────────────────────────────── */

.auth-wrapper {
    display: flex;
    min-height: 100vh;
    background: var(--balam-dark-bg-primary);
}

/* ─────────────────────────────────────────────────────────────────────────────
   Branding Panel (Left Side) - Logo Only
   ───────────────────────────────────────────────────────────────────────────── */

.auth-branding {
    width: 50%;
    flex-shrink: 0;
    background: var(--balam-dark-gradient-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.auth-logo-centered {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    animation: fadeIn 1s ease-out;
}

.logo-icon-large {
    width: 120px;
    height: 120px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    color: var(--balam-dark-text-primary);
    animation: glow 3s ease-in-out infinite;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.logo-icon-large:hover {
    transform: scale(1.05) rotate(5deg);
    box-shadow: var(--balam-dark-shadow-lg);
}

.logo-text-large {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--balam-dark-text-primary);
    letter-spacing: -0.02em;
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.logo-image-large {
    max-width: 480px;
    max-height: 480px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 10px 40px rgba(0, 0, 0, 0.3));
    animation: glow 3s ease-in-out infinite;
    transition: transform 0.3s ease;
}

.logo-image-large:hover {
    transform: scale(1.05);
}

/* Background Animation */
.auth-bg-animation {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.12;
    z-index: 1;
}

.auth-bg-animation svg {
    width: 100%;
    height: 100%;
}

/* Floating Blobs */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: 0;
}

.blob-1 {
    width: 500px;
    height: 500px;
    background: var(--balam-primary);
    opacity: 0.3;
    top: -150px;
    right: -150px;
    animation: float 12s ease-in-out infinite;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: var(--balam-secondary);
    opacity: 0.25;
    bottom: -100px;
    left: -100px;
    animation: float 15s ease-in-out infinite reverse;
}

.blob-3 {
    width: 300px;
    height: 300px;
    background: var(--balam-accent);
    opacity: 0.2;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 8s ease-in-out infinite;
}

/* ─────────────────────────────────────────────────────────────────────────────
   Form Panel (Right Side)
   ───────────────────────────────────────────────────────────────────────────── */

.auth-form-panel {
    width: 50%;
    flex-shrink: 0;
    background: var(--balam-dark-bg-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    position: relative;
}

.auth-form-panel .auth-copyright {
    position: absolute;
    bottom: 2rem;
    left: 0;
    right: 0;
}

.auth-form-container {
    max-width: 400px;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Mobile Logo */
.auth-mobile-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 2.5rem;
}

.auth-mobile-logo .logo-icon {
    width: 52px;
    height: 52px;
    background: var(--balam-gradient-primary);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--balam-dark-text-primary);
    font-size: 1.5rem;
}

.auth-mobile-logo .logo-text {
    font-size: 1.75rem;
    font-weight: 800;
    background: var(--balam-gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-image-mobile {
    max-width: 160px;
    max-height: 60px;
    width: auto;
    height: auto;
    object-fit: contain;
}

/* Form Header */
.auth-form-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--balam-dark-text-primary);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.auth-subtitle {
    font-size: 1rem;
    color: var(--balam-dark-text-muted);
    margin: 0;
}

/* Form Content */
.auth-form-content {}

/* Form Styles */
.auth-form .form-label {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--balam-dark-text-secondary);
    margin-bottom: 0.5rem;
}

.auth-form .form-control {
    height: 52px;
    padding: 0.875rem 1rem;
    border: 1px solid var(--balam-dark-border-light);
    border-radius: 12px;
    font-size: 1rem;
    background: var(--balam-dark-bg-secondary);
    color: var(--balam-dark-text-primary);
    transition: all 0.2s ease;
}

.auth-form .form-control:hover {
    border-color: var(--balam-dark-border-hover);
}

.auth-form .form-control:focus {
    border-color: var(--balam-primary);
    background: var(--balam-dark-bg-secondary);
    box-shadow: 0 0 0 4px var(--balam-dark-focus-ring);
    color: var(--balam-dark-text-primary);
}

.auth-form .form-control::placeholder {
    color: var(--balam-dark-text-muted);
}

/* Input Group Styling */
.auth-form .input-group .form-control {
    border-right: none;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.auth-form .input-group .input-group-text {
    height: 52px;
    background: var(--balam-dark-bg-secondary);
    border: 1px solid var(--balam-dark-border-light);
    border-left: none;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    border-top-right-radius: 12px;
    border-bottom-right-radius: 12px;
    color: var(--balam-dark-text-muted);
    padding: 0 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.auth-form .input-group:hover .form-control,
.auth-form .input-group:hover .input-group-text {
    border-color: var(--balam-dark-border-hover);
}

.auth-form .input-group:focus-within .form-control,
.auth-form .input-group:focus-within .input-group-text {
    border-color: var(--balam-primary);
    background: var(--balam-dark-bg-secondary);
}

.auth-form .input-group:focus-within .form-control {
    box-shadow: 0 0 0 4px var(--balam-dark-focus-ring);
}

/* Primary Button */
.auth-form .btn-primary {
    height: 52px;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 12px;
    background: var(--balam-gradient-primary);
    border: none;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.auth-form .btn-primary::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 0.5s ease;
}

.auth-form .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--balam-shadow-primary);
}

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

.auth-form .btn-primary:active {
    transform: translateY(0);
}

/* Form Check */
.auth-form .form-check-input {
    width: 18px;
    height: 18px;
    border: 1px solid var(--balam-dark-border-light);
    border-radius: 4px;
    background: var(--balam-dark-bg-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.auth-form .form-check-input:checked {
    background-color: var(--balam-primary);
    border-color: var(--balam-primary);
}

.auth-form .form-check-label {
    font-size: 0.875rem;
    color: var(--balam-dark-text-subtle);
    cursor: pointer;
}

/* ─────────────────────────────────────────────────────────────────────────────
   Social Login
   ───────────────────────────────────────────────────────────────────────────── */

.auth-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.75rem 0;
    color: var(--balam-dark-text-muted);
    font-size: 0.875rem;
}

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

.auth-social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    width: 100%;
    height: 52px;
    padding: 0 1.5rem;
    border: 1px solid var(--balam-dark-border-light);
    border-radius: 12px;
    background: var(--balam-dark-bg-secondary);
    color: var(--balam-dark-text-primary);
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.auth-social-btn:hover {
    border-color: var(--balam-dark-border-hover);
    background: var(--balam-dark-bg-tertiary);
    transform: translateY(-2px);
    box-shadow: var(--balam-dark-shadow-sm);
    color: var(--balam-dark-text-primary);
}

.auth-social-btn:active {
    transform: translateY(0);
}

.auth-social-btn svg,
.auth-social-btn img {
    width: 20px;
    height: 20px;
}

/* ─────────────────────────────────────────────────────────────────────────────
   Links & Footer
   ───────────────────────────────────────────────────────────────────────────── */

.auth-links {
    text-align: center;
    margin-top: 1.75rem;
    font-size: 0.9375rem;
    color: var(--balam-dark-text-subtle);
}

.auth-links a {
    color: var(--balam-primary);
    font-weight: 600;
    text-decoration: none;
    transition: color 0.2s ease;
}

.auth-links a:hover {
    color: var(--balam-primary-light);
    text-decoration: underline;
}

.auth-terms {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--balam-dark-border-light);
    font-size: 0.8125rem;
    color: var(--balam-dark-text-muted);
    line-height: 1.6;
}

.auth-terms a {
    color: var(--balam-dark-text-subtle);
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s ease;
}

.auth-terms a:hover {
    color: var(--balam-primary);
}

.auth-copyright {
    margin-top: auto;
    padding-top: 2rem;
    text-align: center;
    color: var(--balam-dark-text-faint);
    font-size: 0.8125rem;
}

/* ─────────────────────────────────────────────────────────────────────────────
   Alert Styles
   ───────────────────────────────────────────────────────────────────────────── */

.auth-form-container .alert {
    border: none;
    border-radius: 12px;
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
}

.auth-form-container .alert-danger {
    background: rgba(var(--balam-danger-rgb), 0.15);
    color: #f87171;
    border: 1px solid rgba(var(--balam-danger-rgb), 0.3);
}

/* ─────────────────────────────────────────────────────────────────────────────
   Responsive Styles
   ───────────────────────────────────────────────────────────────────────────── */

@media (max-width: 991.98px) {
    .auth-branding {
        display: none;
    }

    .auth-form-panel {
        width: 100%;
        min-width: 0;
        padding: 2rem;
    }

    .auth-mobile-logo {
        display: flex;
    }

    .auth-mobile-logo .logo-icon {
        background: var(--balam-gradient-primary);
    }

    .auth-mobile-logo .logo-text {
        color: var(--balam-dark-text-primary);
        background: none;
        -webkit-text-fill-color: var(--balam-dark-text-primary);
    }
}

@media (max-width: 575.98px) {
    .auth-form-panel {
        padding: 1.5rem;
    }

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

    .auth-title {
        font-size: 1.75rem;
    }

    .auth-form .form-control,
    .auth-form .input-group .input-group-text,
    .auth-form .btn-primary,
    .auth-social-btn {
        height: 48px;
    }
}

/* ─────────────────────────────────────────────────────────────────────────────
   Hover States for Links
   ───────────────────────────────────────────────────────────────────────────── */

.forgot-password-link {
    font-size: 0.875rem;
    color: var(--balam-dark-text-muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

.forgot-password-link:hover {
    color: var(--balam-primary);
}

/* ─────────────────────────────────────────────────────────────────────────────
   Toast Notifications (Top-Right)
   ───────────────────────────────────────────────────────────────────────────── */

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

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

.toast-container {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 400px;
}

.toast-notification {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-radius: 12px;
    background: var(--balam-dark-bg-secondary);
    border: 1px solid var(--balam-dark-border-light);
    box-shadow: var(--balam-dark-shadow-md);
    animation: slideInRight 0.4s ease-out;
}

.toast-notification.removing {
    animation: slideOutRight 0.3s ease-in forwards;
}

.toast-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
}

.toast-content {
    flex: 1;
    font-size: 0.875rem;
    color: var(--balam-dark-text-secondary);
    line-height: 1.4;
}

.toast-close {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--balam-dark-text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.toast-close:hover {
    background: var(--balam-dark-hover-bg);
    color: var(--balam-dark-text-primary);
}

/* Toast Variants */
.toast-success {
    border-color: rgba(var(--balam-success-rgb), 0.3);
    background: linear-gradient(135deg, rgba(var(--balam-success-rgb), 0.15) 0%, var(--balam-dark-bg-secondary) 100%);
}

.toast-success .toast-icon {
    color: var(--balam-success);
}

.toast-error,
.toast-danger {
    border-color: rgba(var(--balam-danger-rgb), 0.3);
    background: linear-gradient(135deg, rgba(var(--balam-danger-rgb), 0.15) 0%, var(--balam-dark-bg-secondary) 100%);
}

.toast-error .toast-icon,
.toast-danger .toast-icon {
    color: var(--balam-danger);
}

.toast-warning {
    border-color: rgba(var(--balam-warning-rgb), 0.3);
    background: linear-gradient(135deg, rgba(var(--balam-warning-rgb), 0.15) 0%, var(--balam-dark-bg-secondary) 100%);
}

.toast-warning .toast-icon {
    color: var(--balam-warning);
}

.toast-info {
    border-color: rgba(var(--balam-info-rgb), 0.3);
    background: linear-gradient(135deg, rgba(var(--balam-info-rgb), 0.15) 0%, var(--balam-dark-bg-secondary) 100%);
}

.toast-info .toast-icon {
    color: var(--balam-info);
}

/* Mobile responsive */
@media (max-width: 575.98px) {
    .toast-container {
        top: 1rem;
        right: 1rem;
        left: 1rem;
        max-width: none;
    }
}