/* ============================================================================
   DESIGN TOKENS
   ============================================================================ */
:root {
    /* Tenant Colors */
    --tenant-primary: var(--sd-primary, #0078d4);
    --tenant-primary-rgb: var(--sd-primary-rgb, 0, 120, 212);

    /* Neutral Colors */
    --color-bg: #f5f7fa;
    --color-surface: #ffffff;
    --color-border: #d1d8e0;
    --color-border-light: #e4e9f0;
    --color-text: #2c3e50;
    --color-text-light: #5a6c7d;
    --color-text-muted: #8b95a5;

    /* Status Colors */
    --color-danger: #e74c3c;
    --color-success: #27ae60;
    --color-warning: #f39c12;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 12px;
    --space-lg: 16px;
    --space-xl: 24px;

    /* Typography */
    --font-size-sm: 12px;
    --font-size-base: 13px;
    --font-size-md: 14px;
    --font-size-lg: 16px;

    /* Layout */
    --input-height: 34px;
    --border-radius: 4px;
}

/* ============================================================================
   BASE LAYOUT
   ============================================================================ */
.ticket-create-page {
    min-height: calc(100vh - 80px);
}

/* ============================================================================
   HEADER SECTION
   ============================================================================ */
.create-header {
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    padding: var(--space-lg) var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.back-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg);
    color: var(--color-text-light);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius);
    text-decoration: none;
    transition: all 0.2s;
}

.back-btn:hover {
    background: var(--color-border-light);
    color: var(--color-text);
    border-color: var(--color-border);
}

.page-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    margin: 0;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.template-label {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-text-light);
    white-space: nowrap;
}

.template-select {
    min-width: 260px;
    height: var(--input-height);
    padding: 0 32px 0 var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    background: var(--color-surface);
    color: var(--color-text);
    cursor: pointer;
    transition: all 0.2s;
}

.template-select:hover {
    border-color: var(--tenant-primary);
}

/* ---- Custom Template Selector Dropdown ---- */
.template-selector-wrapper {
    position: relative;
    min-width: 280px;
}

.template-selector-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    height: var(--input-height);
    padding: 0 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    background: var(--color-surface);
    color: var(--color-text);
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

.template-selector-trigger:hover {
    border-color: var(--tenant-primary);
}

.template-selector-trigger.open {
    border-color: var(--tenant-primary);
    box-shadow: 0 0 0 2px rgba(var(--tenant-primary-rgb), 0.1);
}

.template-selector-trigger .trigger-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 500;
}

.template-selector-trigger .trigger-icon {
    font-size: 11px;
    color: var(--color-text-muted);
    transition: transform 0.2s;
}

.template-selector-trigger.open .trigger-icon {
    transform: rotate(180deg);
}

.template-selector-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    width: 280px;
    max-height: 420px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    z-index: 1000;
    overflow: hidden;
}

.template-selector-dropdown.open {
    display: block;
    animation: tsDropIn 0.15s ease-out;
}

@keyframes tsDropIn {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}

.template-tabs {
    display: flex;
    border-bottom: 2px solid var(--color-border-light);
    background: var(--color-bg);
}

.template-tab {
    flex: 1;
    padding: 10px 16px;
    border: none;
    background: none;
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-text-light);
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    white-space: nowrap;
}

.template-tab:hover {
    color: var(--tenant-primary);
    background: rgba(var(--tenant-primary-rgb), 0.04);
}

.template-tab.active {
    color: var(--tenant-primary);
    font-weight: 600;
}

.template-tab.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--tenant-primary);
}

.template-list-container {
    overflow-y: auto;
    max-height: 300px;
    padding-top: 8px;
}

.template-category-list {
    display: none;
}

.template-category-list.active {
    display: block;
}

.template-group-header {
    padding: 8px 16px 4px;
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.template-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px 8px 28px;
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    cursor: pointer;
    transition: all 0.15s;
}

.template-option:hover {
    background: rgba(var(--tenant-primary-rgb), 0.06);
    color: var(--color-text);
}

.template-option.selected {
    background: var(--tenant-primary);
    color: #ffffff;
}

.template-option .template-option-name {
    flex: 1;
}

.template-no-results {
    padding: 20px 16px;
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

/* ---- Create Entity Buttons ---- */
.field-with-create {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.field-with-create .form-select,
.field-with-create .search-select-wrapper {
    flex: 1;
}

.create-entity-btn {
    width: var(--input-height);
    height: var(--input-height);
    border: 1px dashed var(--color-border);
    background: var(--color-surface);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    cursor: pointer;
    flex-shrink: 0;
    transition: all 0.2s;
    font-size: 12px;
}

.create-entity-btn:hover {
    border-color: var(--tenant-primary);
    border-style: solid;
    color: var(--tenant-primary);
    background: rgba(var(--tenant-primary-rgb), 0.05);
    transform: translateY(-1px);
}

.create-entity-btn:active {
    transform: translateY(0);
}

.template-select:focus {
    outline: none;
    border-color: var(--tenant-primary);
    box-shadow: 0 0 0 3px rgba(var(--tenant-primary-rgb), 0.1);
}

/* ============================================================================
   ALERT MESSAGES
   ============================================================================ */
.alert-error {
    background: #fef5f5;
    border: 1px solid #f8d7da;
    border-left: 3px solid var(--color-danger);
    padding: var(--space-lg);
    margin-bottom: var(--space-xl);
    display: flex;
    gap: var(--space-md);
    border-radius: var(--border-radius);
    box-shadow: 0 1px 3px rgba(220, 53, 69, 0.08);
}

.alert-error i {
    color: var(--color-danger);
    font-size: var(--font-size-lg);
    margin-top: 2px;
}

.alert-error ul {
    margin: var(--space-sm) 0 0 0;
    padding-left: var(--space-xl);
}

.alert-error li {
    font-size: var(--font-size-base);
    color: var(--color-text);
}

/* ============================================================================
   FORM STRUCTURE
   ============================================================================ */
.ticket-form {
    background: transparent;
    margin: 0;
}

.form-section {
    padding: var(--space-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.form-section + .form-section {
    margin-top: var(--space-lg);
}

.form-section.fields-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg) var(--space-xl);
}

.form-section.two-col-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
}

.form-section.collapsible-section {
    padding: 0;
    overflow: hidden;
}

/* ============================================================================
   FORM FIELDS
   ============================================================================ */
.form-field {
    display: grid;
    grid-template-columns: 130px 1fr;
    align-items: center;
    gap: var(--space-lg);
}

.form-field.full-width {
    grid-column: 1 / -1;
}

.field-label {
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-text-light);
    text-align: right;
}

.field-label.required::after {
    content: ' *';
    color: var(--color-danger);
}

.field-control {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* Form Inputs */
.form-select,
.form-input {
    width: 100%;
    height: var(--input-height);
    padding: 0 var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background: var(--color-surface);
    transition: all 0.2s;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.form-select:hover,
.form-input:hover {
    border-color: var(--tenant-primary);
}

.form-select:focus,
.form-input:focus {
    outline: none;
    border-color: var(--tenant-primary);
    box-shadow: 0 0 0 3px rgba(var(--tenant-primary-rgb), 0.08);
}

.form-select:disabled,
.form-input:disabled {
    background: var(--color-bg);
    color: var(--color-text-muted);
    cursor: not-allowed;
    border-color: var(--color-border-light);
}

.form-select.is-invalid,
.form-input.is-invalid {
    border-color: var(--color-danger);
}

/* Icon Buttons */
.icon-btn {
    width: var(--input-height);
    height: var(--input-height);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    cursor: pointer;
    flex-shrink: 0;
    transition: all 0.2s;
}

.icon-btn:hover {
    background: var(--color-bg);
    border-color: var(--tenant-primary);
    color: var(--tenant-primary);
    transform: translateY(-1px);
}

.icon-btn.tenant-btn {
    background: rgba(var(--tenant-primary-rgb), 0.05);
    border-color: rgba(var(--tenant-primary-rgb), 0.2);
    color: var(--tenant-primary);
}

.icon-btn.tenant-btn:hover {
    background: rgba(var(--tenant-primary-rgb), 0.1);
    border-color: var(--tenant-primary);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(var(--tenant-primary-rgb), 0.15);
}

.field-error {
    grid-column: 2;
    color: var(--color-danger);
    font-size: var(--font-size-sm);
    margin-top: var(--space-xs);
}

/* ============================================================================
   TAG INPUT
   ============================================================================ */
.tag-input-wrapper {
    width: 100%;
}

.tag-input-container {
    min-height: var(--input-height);
    padding: 4px 8px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background: var(--color-surface);
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    cursor: text;
    transition: all 0.2s;
}

.tag-input-container:focus-within {
    border-color: var(--tenant-primary);
    box-shadow: 0 0 0 3px rgba(var(--tenant-primary-rgb), 0.08);
}

.email-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    background: rgba(var(--tenant-primary-rgb), 0.1);
    border: 1px solid rgba(var(--tenant-primary-rgb), 0.3);
    border-radius: 12px;
    font-size: var(--font-size-sm);
    color: var(--tenant-primary);
    font-weight: 500;
    animation: tagSlideIn 0.15s ease-out;
}

@keyframes tagSlideIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.email-tag.invalid {
    background: rgba(220, 53, 69, 0.1);
    border-color: rgba(220, 53, 69, 0.3);
    color: #dc3545;
}

.tag-remove {
    width: 16px;
    height: 16px;
    border: none;
    background: transparent;
    color: inherit;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    transition: all 0.15s;
    padding: 0;
    line-height: 1;
}

.tag-remove:hover {
    background: rgba(0, 0, 0, 0.1);
}

.tag-input {
    flex: 1;
    min-width: 200px;
    height: 26px;
    border: none;
    outline: none;
    background: transparent;
    font-size: var(--font-size-base);
    color: var(--color-text);
    padding: 0 4px;
}

.tag-input::placeholder {
    color: var(--color-text-muted);
}

/* ============================================================================
   SEARCHABLE SELECT
   ============================================================================ */
.search-select-wrapper {
    position: relative;
    width: 100%;
}

.search-select-input {
    width: 100%;
    height: var(--input-height);
    padding: 0 32px 0 var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    color: var(--color-text);
    background: var(--color-surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%235a6c7d' d='M6 8L2 4h8z'/%3E%3C/svg%3E") no-repeat right 10px center;
    cursor: pointer;
    transition: all 0.2s;
}

.search-select-input:hover {
    border-color: var(--tenant-primary);
}

.search-select-input:focus {
    outline: none;
    border-color: var(--tenant-primary);
    box-shadow: 0 0 0 3px rgba(var(--tenant-primary-rgb), 0.08);
    cursor: text;
}

.search-select-input:disabled {
    background: var(--color-bg);
    color: var(--color-text-muted);
    cursor: not-allowed;
    border-color: var(--color-border-light);
}

.search-select-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    max-height: 280px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
}

.search-select-dropdown.active {
    display: block;
}

.search-select-option {
    padding: var(--space-sm) var(--space-md);
    cursor: pointer;
    transition: all 0.15s;
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.search-select-option:hover {
    background: rgba(var(--tenant-primary-rgb), 0.08);
    color: var(--tenant-primary);
}

.search-select-option.selected {
    background: rgba(var(--tenant-primary-rgb), 0.12);
    color: var(--tenant-primary);
    font-weight: 500;
}

.search-select-option.no-results {
    padding: var(--space-lg);
    text-align: center;
    color: var(--color-text-muted);
    cursor: default;
}

.search-select-option.no-results:hover {
    background: transparent;
    color: var(--color-text-muted);
}

.search-select-option-main {
    font-weight: 500;
    color: var(--color-text);
}

.search-select-option-sub {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: 2px;
}

/* ============================================================================
   DETAIL MODAL
   ============================================================================ */
.detail-modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s;
}

.detail-modal {
    background: var(--color-surface);
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow: hidden;
    animation: slideIn 0.2s;
    display: flex;
    flex-direction: column;
}

.detail-modal-header {
    padding: var(--space-xl);
    border-bottom: 1px solid var(--color-border-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.detail-modal-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-text);
    margin: 0;
}

.detail-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--color-text-light);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
}

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

.detail-modal-body {
    padding: var(--space-xl);
    overflow-y: auto;
}

.detail-row {
    display: flex;
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    width: 140px;
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-text-light);
    flex-shrink: 0;
}

.detail-value {
    flex: 1;
    font-size: var(--font-size-base);
    color: var(--color-text);
}

.detail-value.empty {
    color: var(--color-text-muted);
    font-style: italic;
}

.detail-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.detail-badge.active {
    background: #d4edda;
    color: #155724;
}

.detail-badge.inactive {
    background: #f8d7da;
    color: #721c24;
}

/* ============================================================================
   RICH TEXT EDITOR
   ============================================================================ */
.editor-container {
    width: 100%;
}

.editor-toolbar {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-bottom: none;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    padding: var(--space-sm);
}

.toolbar-btn {
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    color: var(--color-text-light);
    border-radius: var(--border-radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
    font-size: var(--font-size-base);
}

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

.toolbar-btn:active {
    background: var(--color-border);
}

.toolbar-divider {
    width: 1px;
    height: 20px;
    background: var(--color-border);
    margin: 0 var(--space-xs);
}

.rich-editor {
    min-height: 140px;
    max-height: 360px;
    overflow-y: auto;
    padding: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    background: var(--color-surface);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
}

.rich-editor:hover {
    border-color: var(--tenant-primary);
}

.rich-editor:focus {
    outline: none;
    border-color: var(--tenant-primary);
    box-shadow: 0 0 0 3px rgba(var(--tenant-primary-rgb), 0.08);
}

.rich-editor[data-placeholder]:empty:before {
    content: attr(data-placeholder);
    color: var(--color-text-muted);
    font-style: italic;
}

.rich-editor ul,
.rich-editor ol {
    margin: var(--space-sm) 0;
    padding-left: var(--space-xl);
}

.rich-editor li {
    margin: var(--space-xs) 0;
}

.rich-editor a {
    color: var(--tenant-primary);
    text-decoration: underline;
}

.rich-editor.is-invalid {
    border-color: var(--color-danger);
}

/* ============================================================================
   FILE UPLOAD
   ============================================================================ */
.file-input {
    display: none;
}

.file-dropzone {
    border: 2px dashed var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--space-xl);
    text-align: center;
    background: var(--color-bg);
    cursor: pointer;
    transition: all 0.2s;
}

.file-dropzone:hover {
    border-color: var(--tenant-primary);
    background: rgba(var(--tenant-primary-rgb), 0.02);
}

.file-dropzone.dragover {
    border-color: var(--tenant-primary);
    background: rgba(var(--tenant-primary-rgb), 0.05);
    border-style: solid;
}

.dropzone-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    color: var(--color-text-light);
    font-size: var(--font-size-base);
}

.dropzone-content i {
    font-size: var(--font-size-lg);
    color: var(--color-text-muted);
}

.file-list {
    margin-top: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.file-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius);
    transition: all 0.2s;
}

.file-item:hover {
    background: var(--color-surface);
    border-color: var(--color-border);
}

.file-icon {
    color: var(--tenant-primary);
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.file-info {
    flex: 1;
}

.file-name {
    font-size: var(--font-size-base);
    color: var(--color-text);
    font-weight: 500;
}

.file-size {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: 2px;
}

.file-remove {
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    color: var(--color-text-muted);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.file-remove:hover {
    background: #fef5f5;
    color: var(--color-danger);
}

/* Existing Attachment Items (edit form) */
.file-list-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius);
    transition: all 0.3s;
}

.file-list-item:hover {
    background: var(--color-surface);
    border-color: var(--color-border);
}

.file-list-item i.fa-file {
    color: var(--tenant-primary);
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.file-list-item .file-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-list-item .file-size {
    flex-shrink: 0;
}

.file-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
    margin-left: auto;
}

.file-action-btn {
    width: 28px;
    height: 28px;
    border: none;
    background: transparent;
    color: var(--color-text-muted);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.file-action-btn:hover {
    background: rgba(var(--tenant-primary-rgb), 0.1);
    color: var(--tenant-primary);
}

.file-action-btn-danger:hover {
    background: #fef5f5;
    color: var(--color-danger);
}

/* ============================================================================
   COLLAPSIBLE SECTION
   ============================================================================ */
.collapsible-section {
    padding: 0;
}

.collapse-header {
    width: 100%;
    padding: var(--space-lg) var(--space-xl);
    border: none;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border-light);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--color-text-light);
    cursor: pointer;
    transition: all 0.2s;
}

.collapse-header:hover {
    background: var(--color-border-light);
    color: var(--color-text);
}

.collapse-header i {
    font-size: 11px;
    color: var(--color-text-muted);
    transition: transform 0.2s;
}

.collapse-header.active {
    color: var(--color-text);
}

.collapse-header.active i {
    transform: rotate(90deg);
    color: var(--tenant-primary);
}

.collapse-body {
    padding: var(--space-xl);
}

/* ============================================================================
   FORM ACTIONS
   ============================================================================ */
.form-actions {
    padding: var(--space-xl);
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--border-radius);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.btn {
    height: 36px;
    padding: 0 var(--space-xl);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: var(--font-size-base);
    font-weight: 500;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.btn:hover {
    background: var(--color-bg);
    border-color: var(--color-text-light);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.06);
}

.btn:active {
    transform: translateY(0);
    box-shadow: none;
}

.btn-primary {
    background: var(--tenant-primary);
    color: #ffffff;
    border-color: var(--tenant-primary);
}

.btn-primary:hover {
    background: rgba(var(--tenant-primary-rgb), 0.9);
    border-color: rgba(var(--tenant-primary-rgb), 0.9);
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(var(--tenant-primary-rgb), 0.3);
}

.btn-primary:active {
    background: rgba(var(--tenant-primary-rgb), 0.85);
    transform: translateY(0);
}

.btn-secondary {
    background: var(--color-border-light);
    border-color: var(--color-border);
    color: var(--color-text);
}

.btn-secondary:hover {
    background: var(--color-border);
    border-color: var(--color-text-light);
    transform: translateY(-1px);
}

.btn-light {
    background: transparent;
    border-color: var(--color-border);
    color: var(--color-text-light);
}

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

/* ============================================================================
   FIELD VISIBILITY
   ============================================================================ */
.form-field[data-field] {
    display: grid;
}

.form-field[data-field][style*="display: none"] {
    display: none !important;
}

/* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */
@media (max-width: 1200px) {
    .form-section.fields-grid,
    .form-section.two-col-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .ticket-create-page {
        padding: var(--space-lg);
    }

    .create-header {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-lg);
        padding: var(--space-lg);
        margin-bottom: var(--space-lg);
    }

    .header-right {
        justify-content: space-between;
    }

    .template-select {
        min-width: auto;
        flex: 1;
    }

    .form-section {
        padding: var(--space-lg);
    }

    .form-section + .form-section {
        margin-top: var(--space-md);
    }

    .form-field,
    .form-field.full-width {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }

    .field-label {
        text-align: left;
    }

    .field-error {
        grid-column: 1;
    }

    .collapse-header,
    .collapse-body {
        padding: var(--space-lg);
    }

    .form-actions {
        padding: var(--space-lg);
        margin-top: var(--space-md);
    }
}