/* ==========================================================================
   Components - Buttons, Cards, Forms, Alerts, Modals, Badges, Dropdowns
   ========================================================================== */

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 8px 16px;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    font-family: var(--font-family);
    cursor: pointer;
    border: none;
    transition: background-color 0.15s, border-color 0.15s;
    text-decoration: none;
    line-height: 1.5;
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-text-on-accent);
}

.btn-primary:hover {
    background-color: var(--color-accent-hover);
    text-decoration: none;
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-primary);
}

.btn-secondary:hover {
    background-color: var(--color-bg-primary);
}

.btn-danger {
    background-color: var(--color-error);
    color: var(--color-text-on-accent);
}

.btn-danger:hover {
    background-color: var(--color-error-hover);
}

.btn-sm {
    padding: 4px 10px;
    font-size: var(--font-size-xs);
}

.btn-lg {
    padding: 12px 24px;
    font-size: var(--font-size-base);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ---- Cards ---- */
.card {
    background-color: var(--color-bg-elevated);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    font-weight: var(--font-weight-semibold);
}

.card-body {
    padding: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

/* ---- Forms ---- */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.form-input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    background-color: var(--color-bg-elevated);
    color: var(--color-text-primary);
    transition: border-color 0.15s, box-shadow 0.15s;
}

.form-input:focus {
    border-color: var(--color-accent);
    outline: none;
    box-shadow: 0 0 0 3px var(--color-accent-muted);
}

.form-input::placeholder {
    color: var(--color-text-secondary);
    opacity: 0.6;
}

.form-input-group {
    position: relative;
}

.form-input-group .form-input {
    padding-right: 44px;
}

/* Custom checkbox */
.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
}

.form-checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--color-accent);
    cursor: pointer;
    flex-shrink: 0;
}

/* ---- Alerts ---- */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.alert i {
    flex-shrink: 0;
    margin-top: 2px;
}

.alert-error {
    background-color: var(--color-error-muted);
    border: 1px solid var(--color-error-border);
    color: var(--color-error);
}

.alert-success {
    background-color: var(--color-success-muted);
    border: 1px solid var(--color-success-border);
    color: var(--color-success);
}

.alert-warning {
    background-color: var(--color-warning-muted);
    border: 1px solid var(--color-warning-border);
    color: var(--color-warning);
}

.alert-info {
    background-color: var(--color-info-muted);
    border: 1px solid var(--color-info-border);
    color: var(--color-info);
}

/* ---- Badges ---- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 9999px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
}

.badge-role-super_admin {
    background-color: var(--color-role-super-admin-bg);
    color: var(--color-role-super-admin);
}

.badge-role-admin_firma {
    background-color: var(--color-role-admin-firma-bg);
    color: var(--color-role-admin-firma);
}

.badge-role-utilizator {
    background-color: var(--color-role-utilizator-bg);
    color: var(--color-role-utilizator);
}

/* ---- Stat Cards ---- */
.stat-card {
    background-color: var(--color-bg-elevated);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.stat-card-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--border-radius);
    background-color: var(--color-accent-muted);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.stat-card-content {
    flex: 1;
}

.stat-card .stat-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-accent);
    line-height: 1.2;
}

.stat-card .stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
}

/* ---- Modal ---- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-overlay.is-active {
    display: flex;
}

.modal {
    background-color: var(--color-bg-elevated);
    border-radius: var(--border-radius);
    padding: var(--spacing-xl);
    max-width: 400px;
    width: 90%;
    box-shadow: var(--shadow-md);
    text-align: center;
}

.modal-icon {
    font-size: var(--font-size-2xl);
    color: var(--color-warning);
    margin-bottom: var(--spacing-md);
}

.modal-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.modal-message {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.modal-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

/* ---- Dropdown ---- */
.dropdown {
    position: relative;
}

.dropdown-trigger {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    background: none;
    border: none;
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: background-color 0.15s;
}

.dropdown-trigger:hover {
    background-color: var(--color-bg-primary);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    min-width: 180px;
    display: none;
    z-index: 200;
    padding: var(--spacing-xs) 0;
    margin-top: var(--spacing-xs);
}

.dropdown.is-open .dropdown-menu {
    display: block;
}

.dropdown-menu-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    text-decoration: none;
    transition: background-color 0.15s;
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    font-family: var(--font-family);
}

.dropdown-menu-item:hover {
    background-color: var(--color-bg-primary);
    text-decoration: none;
}

.dropdown-divider {
    height: 1px;
    background-color: var(--color-border);
    margin: var(--spacing-xs) 0;
}

/* User dropdown info area */
.dropdown-user-info {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    margin-bottom: var(--spacing-xs);
}

.dropdown-user-name {
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
}

.dropdown-user-email {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

/* ---- Theme Toggle Button ---- */
.theme-toggle {
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: 6px 10px;
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.15s, color 0.15s;
}

.theme-toggle:hover {
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
}

/* ---- Toast Notifications ---- */
#toast-container {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--color-bg-elevated);
    color: var(--color-text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    border-left: 3px solid var(--color-border);
    font-size: var(--font-size-sm);
    pointer-events: auto;
    animation: toast-slide-in 0.3s ease forwards;
    max-width: 400px;
}

.toast-success {
    border-left-color: var(--color-success);
}

.toast-error {
    border-left-color: var(--color-error);
}

.toast-info {
    border-left-color: var(--color-info);
}

.toast-message {
    flex: 1;
}

.toast-undo {
    background: none;
    border: none;
    color: var(--color-accent);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    padding: 2px 8px;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    transition: background-color 0.15s ease;
}

.toast-undo:hover {
    background: var(--color-bg-primary);
}

.toast-exit {
    animation: toast-slide-out 0.3s ease forwards;
}

@keyframes toast-slide-in {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toast-slide-out {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

/* ==========================================================================
   Utility: Glass Effect (.glass)
   Frosted blur with @supports fallback for browsers without backdrop-filter.
   CRITICAL: No CSS custom properties inside blur values (Safari bug).
   ========================================================================== */
.glass {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: inherit;
}

@supports (backdrop-filter: blur(16px)) or (-webkit-backdrop-filter: blur(16px)) {
    .glass {
        background: rgba(30, 41, 59, 0.65);
        -webkit-backdrop-filter: blur(16px) saturate(180%);
        backdrop-filter: blur(16px) saturate(180%);
        border: 1px solid rgba(148, 163, 184, 0.1);
    }
}

/* ==========================================================================
   Utility: Card Glow Effect (.card-glow)
   Blue aura on hover via ::after pseudo-element with opacity transition.
   ========================================================================== */
.card-glow {
    position: relative;
    isolation: isolate;
    overflow: visible;
}

.card-glow::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    box-shadow:
        0 0 10px 2px rgba(59, 130, 246, 0.35),
        0 0 20px 6px rgba(59, 130, 246, 0.1);
    opacity: 0;
    transition: opacity 180ms ease;
    z-index: -1;
    pointer-events: none;
}

.card-glow:hover::after {
    opacity: 1;
}

/* ==========================================================================
   Light Theme Overrides
   ========================================================================== */
@supports (backdrop-filter: blur(16px)) or (-webkit-backdrop-filter: blur(16px)) {
    [data-theme="light"] .glass {
        background: rgba(255, 255, 255, 0.7);
        border: 1px solid rgba(148, 163, 184, 0.2);
    }
}

[data-theme="light"] .card-glow::after {
    box-shadow:
        0 0 10px 2px rgba(59, 130, 246, 0.15),
        0 0 20px 6px rgba(59, 130, 246, 0.05);
}