/* =============================================
   MailPilot — Components
   ============================================= */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all var(--transition);
    border: 1px solid transparent;
    white-space: nowrap;
    text-decoration: none;
    line-height: 1.4;
}

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

.btn-primary {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

.btn-outline {
    background: var(--surface);
    color: var(--text);
    border-color: var(--border);
}

.btn-outline:hover:not(:disabled) {
    background: var(--surface-hover);
    border-color: var(--text-tertiary);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: none;
}

.btn-ghost:hover:not(:disabled) {
    background: var(--surface-hover);
    color: var(--text);
}

.btn-danger {
    background: var(--danger);
    color: white;
    border-color: var(--danger);
}

.btn-danger:hover:not(:disabled) {
    background: var(--danger-hover);
}

.btn-full {
    width: 100%;
}

.btn-sm {
    padding: 5px 12px;
    font-size: 0.8rem;
}

.btn-compose-sidebar {
    width: 100%;
    padding: 10px 16px;
    font-size: 0.9rem;
}

.btn-spinner {
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Icon Buttons */
.icon-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    border-radius: var(--radius);
    cursor: pointer;
    color: var(--text-secondary);
    transition: all var(--transition);
    flex-shrink: 0;
}

.icon-btn:hover {
    background: var(--surface-hover);
    color: var(--text);
}

.icon-btn-sm {
    width: 28px;
    height: 28px;
}

.icon-btn svg {
    width: 18px;
    height: 18px;
}

.icon-btn-sm svg {
    width: 16px;
    height: 16px;
}

/* Forms */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group input[type="tel"],
.form-group input[type="url"],
.form-group input[type="date"],
.form-group input[type="datetime-local"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-family: var(--font-sans);
    background: var(--surface);
    color: var(--text);
    transition: all var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-row {
    display: flex;
    gap: 12px;
}

.form-row .flex-1 { flex: 1; }
.form-row .flex-2 { flex: 2; }

.form-section-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 20px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.checkbox-label {
    display: flex !important;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.875rem !important;
    font-weight: 400 !important;
    color: var(--text) !important;
}

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

.form-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 16px;
}

/* Modal */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
    backdrop-filter: blur(4px);
    animation: fadeIn 150ms ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal {
    background: var(--surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    animation: slideUp 200ms ease;
}

.modal-lg {
    max-width: 720px;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(16px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.modal-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
}

.modal-body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    flex-shrink: 0;
}

.modal-close {
    flex-shrink: 0;
}

.test-result {
    margin-top: 8px;
    padding: 8px 12px;
    border-radius: var(--radius);
    font-size: 0.85rem;
}

.test-result.success {
    background: #f0fdf4;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.test-result.error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

[data-theme="dark"] .test-result.success {
    background: rgba(34, 197, 94, 0.1);
    color: #4ade80;
    border-color: rgba(34, 197, 94, 0.2);
}

[data-theme="dark"] .test-result.error {
    background: rgba(239, 68, 68, 0.1);
    color: #f87171;
    border-color: rgba(239, 68, 68, 0.2);
}

/* Compose Modal */
.compose-modal {
    background: var(--surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 680px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    animation: slideUp 200ms ease;
    overflow: hidden;
}

.compose-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.compose-header h3 {
    font-size: 1rem;
    font-weight: 600;
}

.compose-header-actions {
    display: flex;
    gap: 4px;
}

.compose-from {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-bottom: 1px solid var(--border-light);
}

.compose-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    flex-shrink: 0;
    width: 30px;
}

.compose-from select,
.compose-field input,
.compose-subject input {
    flex: 1;
    border: none;
    background: none;
    outline: none;
    font-size: 0.9rem;
    font-family: var(--font-sans);
    color: var(--text);
    padding: 4px 0;
}

.compose-field {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    border-bottom: 1px solid var(--border-light);
}

.compose-recipient-input {
    flex: 1;
    position: relative;
}

.compose-recipient-input input {
    width: 100%;
}

.contact-autocomplete {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    z-index: 10;
    max-height: 200px;
    overflow-y: auto;
}

.autocomplete-item {
    padding: 8px 12px;
    cursor: pointer;
    font-size: 0.875rem;
    transition: background var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.autocomplete-item:hover {
    background: var(--surface-hover);
}

.autocomplete-name {
    font-weight: 500;
    color: var(--text);
}

.autocomplete-email {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.compose-cc-bcc-toggle {
    display: flex;
    gap: 4px;
    padding: 4px 20px;
}

.compose-subject {
    padding: 8px 20px;
    border-bottom: 1px solid var(--border-light);
}

.compose-subject input {
    font-size: 1rem;
}

.compose-toolbar {
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 6px 12px;
    border-bottom: 1px solid var(--border-light);
    flex-shrink: 0;
}

.toolbar-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: all var(--transition);
}

.toolbar-btn:hover {
    background: var(--surface-hover);
    color: var(--text);
}

.toolbar-sep {
    width: 1px;
    height: 20px;
    background: var(--border);
    margin: 0 4px;
}

.compose-body {
    flex: 1;
    overflow: hidden;
}

.compose-body textarea {
    width: 100%;
    height: 100%;
    min-height: 280px;
    padding: 16px 20px;
    border: none;
    background: none;
    outline: none;
    font-size: 0.95rem;
    font-family: var(--font-sans);
    color: var(--text);
    resize: none;
    line-height: 1.7;
}

.compose-attachments {
    padding: 8px 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    border-top: 1px solid var(--border-light);
    min-height: 0;
}

.compose-attachment-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    font-size: 0.8rem;
}

.compose-attachment-item button {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-tertiary);
    padding: 0;
    display: flex;
    align-items: center;
}

.compose-attachment-item button:hover {
    color: var(--danger);
}

.compose-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

/* Settings */
.settings-body {
    padding: 0 !important;
    display: flex;
    min-height: 400px;
}

.settings-tabs {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 16px;
    border-right: 1px solid var(--border);
    min-width: 160px;
    flex-shrink: 0;
}

.settings-tab {
    padding: 8px 12px;
    background: none;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-align: left;
    transition: all var(--transition);
}

.settings-tab:hover {
    background: var(--surface-hover);
    color: var(--text);
}

.settings-tab.active {
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 500;
}

.settings-content {
    flex: 1;
    overflow-y: auto;
}

.settings-panel {
    display: none;
    padding: 24px;
}

.settings-panel.active {
    display: block;
}

.settings-panel .form-group {
    margin-bottom: 20px;
}

.sync-section {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.sync-section:last-child {
    border-bottom: none;
}

.sync-section h4 {
    font-size: 0.95rem;
    margin-bottom: 12px;
}

/* Color Options */
.color-options {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.color-option {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
}

.color-option:hover {
    transform: scale(1.1);
}

.color-option.selected {
    border-color: var(--text);
    box-shadow: 0 0 0 2px var(--surface), 0 0 0 4px currentColor;
}

/* Avatar Picker */
.avatar-picker label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

/* Calendar */
.calendar-body {
    display: flex;
    flex-direction: column;
    min-height: 500px;
}

.calendar-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.calendar-toolbar h4 {
    flex: 1;
    font-size: 1.1rem;
    text-align: center;
}

.cal-view-toggle {
    display: flex;
    gap: 2px;
}

.cal-view-toggle .btn {
    border-radius: var(--radius-sm);
}

.cal-view-toggle .btn.active {
    background: var(--primary-light);
    color: var(--primary);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    flex: 1;
}

.cal-day-header {
    background: var(--bg-secondary);
    padding: 8px;
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.cal-day {
    background: var(--surface);
    padding: 6px;
    min-height: 90px;
    position: relative;
    transition: background var(--transition);
}

.cal-day:hover {
    background: var(--surface-hover);
}

.cal-day.other-month {
    background: var(--bg-secondary);
}

.cal-day.other-month .cal-day-number {
    color: var(--text-tertiary);
}

.cal-day.today {
    background: var(--primary-light);
}

.cal-day-number {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 4px;
}

.cal-day.today .cal-day-number {
    background: var(--primary);
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cal-event {
    padding: 2px 5px;
    border-radius: 3px;
    font-size: 0.7rem;
    color: white;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 2px;
    cursor: pointer;
    transition: opacity var(--transition);
}

.cal-event:hover {
    opacity: 0.8;
}

.cal-more {
    font-size: 0.65rem;
    color: var(--text-tertiary);
    padding: 2px 5px;
}

/* Week view */
.cal-week-grid {
    display: grid;
    grid-template-columns: 60px repeat(7, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    flex: 1;
}

.cal-week-day-header {
    background: var(--bg-secondary);
    padding: 8px;
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
}

.cal-time-slot {
    background: var(--surface);
    padding: 4px;
    font-size: 0.7rem;
    color: var(--text-tertiary);
    min-height: 48px;
    border-bottom: 1px solid var(--border-light);
}

.cal-week-day {
    background: var(--surface);
    position: relative;
    min-height: 100px;
}

.cal-week-event {
    position: absolute;
    left: 2px;
    right: 2px;
    padding: 2px 4px;
    border-radius: 3px;
    font-size: 0.7rem;
    color: white;
    overflow: hidden;
}

/* Contacts */
.contacts-body {
    padding: 0 !important;
    display: flex;
    flex-direction: column;
    min-height: 450px;
}

.contacts-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
}

.contacts-search {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    padding: 6px 12px;
    flex: 1;
}

.contacts-search input {
    border: none;
    background: none;
    outline: none;
    font-size: 0.875rem;
    color: var(--text);
    width: 100%;
}

.contacts-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.contacts-list {
    width: 240px;
    border-right: 1px solid var(--border);
    overflow-y: auto;
    flex-shrink: 0;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    cursor: pointer;
    transition: background var(--transition);
    border-bottom: 1px solid var(--border-light);
}

.contact-item:hover {
    background: var(--surface-hover);
}

.contact-item.active {
    background: var(--primary-light);
}

.contact-item-name {
    font-size: 0.875rem;
    font-weight: 500;
}

.contact-item-email {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.contacts-empty {
    padding: 24px;
    text-align: center;
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.contact-detail {
    flex: 1;
    overflow-y: auto;
}

.contact-detail-header {
    padding: 24px;
    text-align: center;
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
}

.contact-detail-header h3 {
    margin-top: 8px;
    font-size: 1.1rem;
}

.contact-detail-header p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.contact-form {
    padding: 0 24px 24px;
}

.contact-form .form-group {
    margin-bottom: 14px;
}

/* Toast */
#toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    font-size: 0.875rem;
    max-width: 360px;
    animation: toastIn 200ms ease;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.info { border-left: 3px solid var(--primary); }

.toast-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-tertiary);
    margin-left: auto;
    padding: 0;
    display: flex;
    align-items: center;
}

/* Spinner */
.spinner-sm {
    width: 14px;
    height: 14px;
    border: 2px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

/* Text Utilities */
.text-muted {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.text-danger {
    color: var(--danger);
}

.text-success {
    color: var(--success);
}

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

/* Misc */
.icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

/* Sort dropdown */
.sort-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    z-index: 100;
    min-width: 180px;
    padding: 4px;
}

.sort-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text);
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    transition: background var(--transition);
}

.sort-option:hover {
    background: var(--surface-hover);
}

.sort-option.active {
    color: var(--primary);
    font-weight: 500;
}

.sort-option svg {
    width: 14px;
    height: 14px;
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        width: 200px;
    }
    .email-list-panel {
        width: 280px;
    }
}

@media (max-width: 768px) {
    .sidebar {
        display: none;
    }
    .email-list-panel {
        width: 100%;
    }
    .email-view-panel {
        display: none;
    }
}

/* Context Menu */
.context-menu {
    position: fixed;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 6px;
    min-width: 200px;
    z-index: 9999;
    display: none;
    animation: contextFadeIn 100ms ease;
}

@keyframes contextFadeIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

.context-menu.visible {
    display: block;
}

.context-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text);
    transition: background var(--transition);
    white-space: nowrap;
}

.context-menu-item:hover {
    background: var(--surface-hover);
}

.context-menu-item.danger:hover {
    background: #fef2f2;
    color: var(--danger);
}

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

.context-menu-item svg {
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.context-menu-item.danger svg {
    color: var(--danger);
}

.context-menu-sep {
    height: 1px;
    background: var(--border);
    margin: 4px 0;
}

.ctx-folder-select {
    display: none;
}

.ctx-folder-select.visible {
    display: block;
}

.ctx-folder-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px 6px 24px;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.82rem;
    color: var(--text-secondary);
    transition: background var(--transition);
}

.ctx-folder-item:hover {
    background: var(--surface-hover);
    color: var(--text);
}

.ctx-folder-item svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

/* Mailbox sync status */
.mailbox-sync-status {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.7rem;
}

.mailbox-sync-status.syncing {
    color: var(--primary);
}

.mailbox-sync-status.error {
    color: var(--danger);
}

.mailbox-sync-status.ok {
    color: var(--success);
}

.spinner-xs {
    width: 10px;
    height: 10px;
    border: 1.5px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    flex-shrink: 0;
}