/* ============================================================
   THE DIGITAL MARKETING HQ
   UI Components — components.css
   
   Reusable component library: buttons, cards, badges,
   modals, alerts, forms, navigation, and more.
   
   Depends on: variables.css, base.css (loaded first)
   ============================================================ */


/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    text-decoration: none;
    user-select: none;
    position: relative;
    overflow: hidden;
}

.btn:disabled,
.btn.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn:focus-visible {
    outline: 2px solid var(--color-border-focus);
    outline-offset: 2px;
}

/* Button icons */
.btn svg,
.btn .icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* ---- Primary Button ---- */
.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-sm), 0 0 0 0 rgba(59, 92, 248, 0);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md), 0 8px 20px -4px rgba(59, 92, 248, 0.4);
    color: white;
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* ---- Secondary Button ---- */
.btn-secondary {
    background: var(--color-bg-elevated);
    color: var(--color-text-primary);
    border-color: var(--color-border-primary);
}

.btn-secondary:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-neutral-400);
    color: var(--color-text-primary);
}

/* ---- Ghost Button ---- */
.btn-ghost {
    background: transparent;
    color: var(--color-text-primary);
}

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

/* ---- Outline Button ---- */
.btn-outline {
    background: transparent;
    color: var(--color-primary-600);
    border-color: var(--color-primary-600);
}

.btn-outline:hover {
    background: var(--color-primary-600);
    color: white;
}

/* ---- Danger Button ---- */
.btn-danger {
    background: var(--color-danger-600);
    color: white;
}

.btn-danger:hover {
    background: var(--color-danger-700);
    color: white;
    box-shadow: 0 4px 12px -2px rgba(239, 68, 68, 0.4);
}

/* ---- Success Button ---- */
.btn-success {
    background: var(--color-accent-600);
    color: white;
}

.btn-success:hover {
    background: var(--color-accent-700);
    color: white;
    box-shadow: 0 4px 12px -2px rgba(16, 185, 129, 0.4);
}

/* ---- Button Sizes ---- */
.btn-xs {
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    border-radius: var(--radius-sm);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--space-4) var(--space-6);
    font-size: var(--font-size-base);
    border-radius: var(--radius-lg);
}

.btn-xl {
    padding: var(--space-5) var(--space-8);
    font-size: var(--font-size-lg);
    border-radius: var(--radius-lg);
}

.btn-block {
    width: 100%;
}

.btn-icon-only {
    padding: var(--space-3);
    width: 40px;
    height: 40px;
}

.btn-icon-only.btn-sm {
    padding: var(--space-2);
    width: 32px;
    height: 32px;
}

.btn-icon-only.btn-lg {
    padding: var(--space-4);
    width: 48px;
    height: 48px;
}

/* ---- Button with shimmer effect ---- */
.btn-premium {
    background: var(--gradient-premium);
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-premium::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 0.6s ease;
}

.btn-premium:hover::before {
    left: 100%;
}

.btn-premium:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px -5px rgba(59, 92, 248, 0.5);
}


/* ============================================================
   CARDS
   ============================================================ */

.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.card-hoverable {
    cursor: pointer;
}

.card-hoverable:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--color-neutral-300);
}

[data-theme="dark"] .card-hoverable:hover {
    border-color: var(--color-neutral-700);
}

.card-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-heading);
    margin: 0;
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: var(--space-1);
}

.card-body {
    padding: var(--space-6);
}

.card-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-border-primary);
    background: var(--color-bg-secondary);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
}

.card-compact .card-header,
.card-compact .card-body,
.card-compact .card-footer {
    padding: var(--space-4);
}


/* ============================================================
   BADGES
   ============================================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    white-space: nowrap;
}

.badge-primary {
    background: var(--color-primary-100);
    color: var(--color-primary-700);
}

.badge-success {
    background: var(--color-accent-100);
    color: var(--color-accent-700);
}

.badge-warning {
    background: var(--color-warning-100);
    color: var(--color-warning-700);
}

.badge-danger {
    background: var(--color-danger-100);
    color: var(--color-danger-700);
}

.badge-info {
    background: var(--color-info-100);
    color: var(--color-info-700);
}

.badge-neutral {
    background: var(--color-neutral-100);
    color: var(--color-neutral-700);
}

[data-theme="dark"] .badge-primary {
    background: rgba(59, 92, 248, 0.15);
    color: var(--color-primary-300);
}

[data-theme="dark"] .badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--color-accent-300);
}

[data-theme="dark"] .badge-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--color-warning-300);
}

[data-theme="dark"] .badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--color-danger-300);
}

[data-theme="dark"] .badge-info {
    background: rgba(59, 130, 246, 0.15);
    color: var(--color-info-300);
}

[data-theme="dark"] .badge-neutral {
    background: rgba(148, 163, 184, 0.15);
    color: var(--color-neutral-300);
}


/* ============================================================
   STATUS INDICATOR (Pulsing Dot)
   ============================================================ */

.status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-status-inactive);
    position: relative;
    flex-shrink: 0;
}

.status-dot.active {
    background: var(--color-status-active);
}

.status-dot.active::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    background: var(--color-status-active);
    opacity: 0.5;
    animation: pulse 2s ease-in-out infinite;
}

.status-dot.warning { background: var(--color-status-warning); }
.status-dot.error   { background: var(--color-status-error); }
.status-dot.pending { background: var(--color-status-pending); }


/* ============================================================
   ALERTS / NOTIFICATIONS
   ============================================================ */

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    border-radius: var(--radius-lg);
    border-left: 4px solid;
    background: var(--color-bg-card);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.alert-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    margin-top: 2px;
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-1);
    color: var(--color-text-heading);
}

.alert-primary {
    background: var(--color-primary-50);
    border-color: var(--color-primary-500);
    color: var(--color-primary-900);
}

.alert-success {
    background: var(--color-accent-50);
    border-color: var(--color-accent-500);
    color: var(--color-accent-900);
}

.alert-warning {
    background: var(--color-warning-50);
    border-color: var(--color-warning-500);
    color: var(--color-warning-900);
}

.alert-danger {
    background: var(--color-danger-50);
    border-color: var(--color-danger-500);
    color: var(--color-danger-900);
}

.alert-info {
    background: var(--color-info-50);
    border-color: var(--color-info-500);
    color: var(--color-info-900);
}

[data-theme="dark"] .alert-primary {
    background: rgba(59, 92, 248, 0.1);
    color: var(--color-primary-200);
}

[data-theme="dark"] .alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-accent-200);
}

[data-theme="dark"] .alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning-200);
}

[data-theme="dark"] .alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-danger-200);
}

[data-theme="dark"] .alert-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-info-200);
}


/* ============================================================
   FORM CONTROLS
   ============================================================ */

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

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.form-label .required {
    color: var(--color-danger-600);
    margin-left: 2px;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    font-family: var(--font-primary);
    color: var(--color-text-primary);
    background: var(--color-bg-input);
    border: 1px solid var(--color-border-input);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    -webkit-appearance: none;
    appearance: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px rgba(59, 92, 248, 0.1);
}

.form-input.error,
.form-textarea.error,
.form-select.error {
    border-color: var(--color-border-error);
}

.form-input.error:focus,
.form-textarea.error:focus,
.form-select.error:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    margin-top: var(--space-2);
}

.form-error {
    font-size: var(--font-size-xs);
    color: var(--color-danger-600);
    margin-top: var(--space-2);
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2364748b'%3E%3Cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-3) center;
    background-size: 18px;
    padding-right: var(--space-10);
}

/* Checkbox / Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    user-select: none;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary-600);
    cursor: pointer;
}

.form-check-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    cursor: pointer;
}


/* ============================================================
   MODAL
   ============================================================ */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: var(--color-bg-overlay);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    animation: fadeIn var(--transition-normal);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.modal {
    background: var(--color-bg-elevated);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: scaleIn var(--transition-normal);
}

.modal-lg { max-width: 720px; }
.modal-xl { max-width: 960px; }
.modal-sm { max-width: 400px; }

.modal-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-heading);
    margin: 0;
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    display: flex;
    transition: all var(--transition-fast);
}

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

.modal-body {
    padding: var(--space-6);
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-border-primary);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
    background: var(--color-bg-secondary);
}


/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */

.toast-container {
    position: fixed;
    top: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    pointer-events: none;
    max-width: 400px;
}

.toast {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-primary);
    border-left: 4px solid var(--color-primary-500);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--space-4);
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    pointer-events: auto;
    animation: slideInRight var(--transition-normal);
    min-width: 300px;
}

.toast.toast-success { border-left-color: var(--color-accent-500); }
.toast.toast-warning { border-left-color: var(--color-warning-500); }
.toast.toast-danger  { border-left-color: var(--color-danger-500); }
.toast.toast-info    { border-left-color: var(--color-info-500); }

.toast-icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    margin-top: 2px;
}

.toast-success .toast-icon { color: var(--color-accent-500); }
.toast-warning .toast-icon { color: var(--color-warning-500); }
.toast-danger .toast-icon  { color: var(--color-danger-500); }
.toast-info .toast-icon    { color: var(--color-info-500); }

.toast-content {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    line-height: var(--line-height-relaxed);
}

.toast-title {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-1);
}

.toast-close {
    background: transparent;
    border: none;
    color: var(--color-text-tertiary);
    cursor: pointer;
    padding: 2px;
    display: flex;
    transition: color var(--transition-fast);
}

.toast-close:hover {
    color: var(--color-text-primary);
}

@media (max-width: 640px) {
    .toast-container {
        top: var(--space-4);
        right: var(--space-4);
        left: var(--space-4);
        max-width: none;
    }

    .toast {
        min-width: 0;
    }
}


/* ============================================================
   TOGGLE SWITCH
   ============================================================ */

.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.switch-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--color-neutral-300);
    border-radius: var(--radius-full);
    transition: background var(--transition-normal);
}

.switch-slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    top: 3px;
    background: white;
    border-radius: 50%;
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.switch input:checked + .switch-slider {
    background: var(--color-primary-600);
}

.switch input:checked + .switch-slider::before {
    transform: translateX(20px);
}

.switch input:focus-visible + .switch-slider {
    box-shadow: 0 0 0 3px rgba(59, 92, 248, 0.2);
}


/* ============================================================
   THEME TOGGLE BUTTON
   ============================================================ */

.theme-toggle {
    background: transparent;
    border: 1px solid var(--color-border-primary);
    color: var(--color-text-primary);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.theme-toggle:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-neutral-400);
    transform: rotate(15deg);
}

.theme-toggle svg {
    width: 18px;
    height: 18px;
    transition: transform var(--transition-normal);
}

.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }

[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }


/* ============================================================
   IMAGE PLACEHOLDER SLOTS
   ============================================================ */

.image-slot {
    position: relative;
    background: var(--color-bg-secondary);
    border: 2px dashed var(--color-border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    transition: all var(--transition-fast);
}

.image-slot.has-image {
    border: none;
    background: transparent;
}

.image-slot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.image-slot-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-text-tertiary);
    padding: var(--space-6);
    text-align: center;
}

.image-slot-placeholder svg {
    width: 48px;
    height: 48px;
    opacity: 0.5;
}

.image-slot-placeholder-text {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.image-slot-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
}


/* ============================================================
   DIVIDER
   ============================================================ */

.divider {
    height: 1px;
    background: var(--color-border-primary);
    margin: var(--space-6) 0;
    border: none;
}

.divider-vertical {
    width: 1px;
    height: 100%;
    background: var(--color-border-primary);
    margin: 0 var(--space-4);
}

.divider-text {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    color: var(--color-text-tertiary);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    margin: var(--space-6) 0;
}

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


/* ============================================================
   AVATAR
   ============================================================ */

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    overflow: hidden;
    flex-shrink: 0;
    text-transform: uppercase;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-sm { width: 32px; height: 32px; font-size: var(--font-size-xs); }
.avatar-lg { width: 48px; height: 48px; font-size: var(--font-size-base); }
.avatar-xl { width: 64px; height: 64px; font-size: var(--font-size-lg); }


/* ============================================================
   TOOLTIP
   ============================================================ */

.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-neutral-900);
    color: white;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    z-index: var(--z-tooltip);
}

.tooltip:hover::after {
    opacity: 1;
}


/* ============================================================
   TABS
   ============================================================ */

.tabs {
    display: flex;
    border-bottom: 1px solid var(--color-border-primary);
    gap: var(--space-1);
    overflow-x: auto;
    scrollbar-width: none;
}

.tabs::-webkit-scrollbar {
    display: none;
}

.tab {
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    margin-bottom: -1px;
}

.tab:hover {
    color: var(--color-text-primary);
}

.tab.active {
    color: var(--color-primary-600);
    border-bottom-color: var(--color-primary-600);
}

[data-theme="dark"] .tab.active {
    color: var(--color-primary-400);
    border-bottom-color: var(--color-primary-400);
}


/* ============================================================
   PROGRESS BAR
   ============================================================ */

.progress {
    width: 100%;
    height: 8px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.progress-bar.success { background: var(--color-accent-500); }
.progress-bar.warning { background: var(--color-warning-500); }
.progress-bar.danger  { background: var(--color-danger-500); }


/* ============================================================
   DROPDOWN
   ============================================================ */

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 200px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--space-2);
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
}

.dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
    color: var(--color-text-primary);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast);
    text-decoration: none;
    width: 100%;
    text-align: left;
    background: transparent;
    border: none;
}

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

.dropdown-item.danger {
    color: var(--color-danger-600);
}

.dropdown-item.danger:hover {
    background: var(--color-danger-50);
}

[data-theme="dark"] .dropdown-item.danger:hover {
    background: rgba(239, 68, 68, 0.1);
}

.dropdown-divider {
    height: 1px;
    background: var(--color-border-primary);
    margin: var(--space-2) 0;
}


/* ============================================================
   EMPTY STATE
   ============================================================ */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-12) var(--space-6);
    color: var(--color-text-secondary);
}

.empty-state-icon {
    width: 64px;
    height: 64px;
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-4);
    opacity: 0.6;
}

.empty-state-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.empty-state-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    max-width: 400px;
    margin-bottom: var(--space-6);
    line-height: var(--line-height-relaxed);
}