/* ==========================================================================
   W-Invoice Template Designer - CSS Stylesheet
   ========================================================================== */

:root {
    --primary-color: #00796b;
    --primary-dark: #004d40;
    --primary-light: #e0f2f1;
    --accent-color: #0284c7;
    --bg-dark: #374151;
    --bg-sidebar: #ffffff;
    --border-color: #e5e7eb;
    --text-main: #1f2937;
    --text-muted: #6b7280;
    --switch-active: #0284c7;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--text-main);
    background-color: #f3f4f6;
    height: 100vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Main Header Bar */
.sub-header {
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    height: 54px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    font-size: 14px;
    z-index: 10;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.sub-header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.sub-header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-back {
    display: flex;
    align-items: center;
    gap: 6px;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-main);
    transition: all 0.2s;
}
.btn-back:hover {
    background-color: #f1f5f9;
    border-color: #cbd5e1;
}

.sub-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-main);
    display: flex;
    align-items: center;
}

.badge-template-id {
    background-color: #f1f5f9;
    color: #64748b;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 4px;
    border: 1px solid #e2e8f0;
}

.btn-save-top {
    background-color: #059669;
    color: #ffffff;
    border: none;
    padding: 8px 20px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 2px 4px rgba(5, 150, 105, 0.25);
    transition: all 0.2s ease;
}
.btn-save-top:hover {
    background-color: #047857;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(5, 150, 105, 0.35);
}

.btn-export-top {
    background-color: #f8fafc;
    color: #0369a1;
    border: 1px solid #bae6fd;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}
.btn-export-top:hover {
    background-color: #e0f2fe;
    border-color: #7dd3fc;
}

/* Main Workspace Layout */
.workspace-container {
    display: flex;
    flex: 1;
    height: calc(100vh - 54px);
    overflow: hidden;
}

/* Sidebar Styling */
.sidebar {
    width: 380px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    overflow: hidden;
}

/* Navigation Tabs */
.sidebar-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    background-color: #ffffff;
}

.tab-btn {
    flex: 1;
    padding: 12px 6px;
    border: none;
    background: none;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    position: relative;
    transition: color 0.2s;
    text-align: center;
}

.tab-btn.active {
    color: var(--accent-color);
    font-weight: 600;
}

.tab-btn.active::after {
    content: "";
    position: absolute;
    bottom: -1px;
    left: 10%;
    width: 80%;
    height: 3px;
    background-color: var(--accent-color);
    border-radius: 3px 3px 0 0;
}

.sidebar-content {
    flex: 1;
    overflow-y: auto;
    padding: 18px 16px;
}

/* Form Controls and Cards */
.section-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: #64748b;
    letter-spacing: 0.5px;
    margin-bottom: 14px;
}

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

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 6px;
    color: #334155;
}

.form-control {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-main);
    background-color: #ffffff;
    outline: none;
    transition: border-color 0.2s;
}
.form-control:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(2, 132, 199, 0.15);
}

.input-split {
    display: flex;
    align-items: center;
    gap: 8px;
}

.color-font-picker {
    display: flex;
    align-items: center;
    gap: 10px;
}

.color-swatch-wrapper {
    position: relative;
    width: 38px;
    height: 36px;
    border-radius: 6px;
    border: 1px solid #cbd5e1;
    overflow: hidden;
    cursor: pointer;
}

.color-swatch-wrapper input[type="color"] {
    position: absolute;
    top: -10px;
    left: -10px;
    width: 60px;
    height: 60px;
    border: none;
    cursor: pointer;
}

/* Toggle Switches */
.toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 9px 0;
}

.toggle-label {
    font-size: 13px;
    color: #334155;
    display: flex;
    align-items: center;
    gap: 8px;
}

.switch {
    position: relative;
    display: inline-block;
    width: 40px;
    height: 22px;
}

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

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #cbd5e1;
    transition: .25s;
    border-radius: 22px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .25s;
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

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

input:checked + .slider:before {
    transform: translateX(18px);
}

input:disabled + .slider {
    cursor: not-allowed;
    opacity: 0.65;
}

input:disabled:checked + .slider {
    background-color: #0d9488;
}

.lock-icon {
    font-size: 10px;
    color: #94a3b8;
    margin-left: 4px;
}

/* Detail Section List (Accordion items with drag & gear icons) */
.detail-group-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: #64748b;
    margin: 18px 0 8px 0;
    padding-bottom: 4px;
    border-bottom: 1px solid #f1f5f9;
}

.detail-item-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    background-color: #ffffff;
    border: 1px solid #f1f5f9;
    border-radius: 6px;
    margin-bottom: 6px;
    transition: background-color 0.15s;
}
.detail-item-row:hover {
    background-color: #f8fafc;
}

.detail-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.drag-handle {
    color: #94a3b8;
    cursor: grab;
    font-size: 12px;
}

.detail-title {
    font-size: 13px;
    color: #334155;
}

.btn-icon-setting {
    background: none;
    border: none;
    color: #94a3b8;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: color 0.2s;
}
.btn-icon-setting:hover {
    color: #475569;
}

/* Preview Canvas Area */
.preview-pane {
    flex: 1;
    background-color: var(--bg-dark);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

.preview-toolbar {
    height: 40px;
    background-color: #1f2937;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    color: #e5e7eb;
    font-size: 13px;
    border-bottom: 1px solid #374151;
}

.sample-selector {
    display: flex;
    align-items: center;
    gap: 8px;
}

.sample-select {
    background-color: #374151;
    color: #ffffff;
    border: 1px solid #4b5563;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    outline: none;
}

.zoom-controls {
    display: flex;
    align-items: center;
    background-color: #374151;
    border-radius: 4px;
    padding: 2px 4px;
    gap: 4px;
}

.btn-zoom {
    background: none;
    border: none;
    color: #cbd5e1;
    font-size: 11px;
    padding: 3px 6px;
    border-radius: 3px;
    cursor: pointer;
    transition: background 0.15s;
}
.btn-zoom:hover {
    background-color: #4b5563;
    color: #ffffff;
}

.zoom-text {
    font-size: 12px;
    font-weight: 600;
    color: #ffffff;
    min-width: 38px;
    text-align: center;
}

.preview-viewport {
    flex: 1;
    overflow: auto;
    display: flex;
    justify-content: center;
    padding: 20px;
    background-color: #1e293b;
}

.iframe-wrapper {
    width: 950px;
    min-height: 1200px;
    display: flex;
    justify-content: center;
    transition: transform 0.15s ease-out;
}

.invoice-preview-iframe {
    width: 950px;
    height: 1350px;
    border: none;
    background-color: #ffffff;
    border-radius: 6px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    display: block;
    overflow: hidden !important;
}

/* Upload Dropzone */
.upload-box {
    border: 2px dashed #cbd5e1;
    border-radius: 8px;
    padding: 14px;
    text-align: center;
    background-color: #f8fafc;
    cursor: pointer;
    transition: border-color 0.2s;
}
.upload-box:hover {
    border-color: var(--accent-color);
}

.uploaded-preview-img {
    max-height: 60px;
    max-width: 100%;
    object-fit: contain;
    margin-bottom: 8px;
}

.btn-position-group {
    display: flex;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    overflow: hidden;
}

.btn-pos {
    flex: 1;
    padding: 6px 0;
    border: none;
    background-color: #ffffff;
    font-size: 12px;
    cursor: pointer;
    color: #475569;
    transition: all 0.2s;
}
.btn-pos.active {
    background-color: #f1f5f9;
    font-weight: 600;
    color: var(--accent-color);
}

/* Toast Notifications */
.toast-msg {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background-color: #0f172a;
    color: #ffffff;
    padding: 12px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
    font-size: 14px;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: slideUp 0.3s ease;
}

/* Reorder Buttons */
.reorder-btns {
    display: flex;
    flex-direction: column;
    gap: 1px;
    margin-right: 4px;
}

.btn-reorder {
    background: none;
    border: none;
    color: #94a3b8;
    cursor: pointer;
    padding: 1px 3px;
    font-size: 9px;
    line-height: 1;
    border-radius: 2px;
    transition: all 0.15s;
}
.btn-reorder:hover:not(:disabled) {
    color: var(--accent-color);
    background-color: #e0f2fe;
}
.btn-reorder:disabled {
    color: #cbd5e1;
    cursor: not-allowed;
    opacity: 0.4;
}

/* Modal Overlay and Card */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(2px);
    animation: fadeIn 0.2s ease;
}

.modal-card {
    background-color: #ffffff;
    border-radius: 10px;
    width: 90%;
    max-width: 440px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    overflow: hidden;
    animation: scaleUp 0.2s ease;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    border-bottom: 1px solid #e2e8f0;
}
.modal-header h3 {
    font-size: 15px;
    font-weight: 600;
    color: #1e293b;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-close-modal {
    background: none;
    border: none;
    font-size: 20px;
    color: #94a3b8;
    cursor: pointer;
    line-height: 1;
}
.btn-close-modal:hover {
    color: #475569;
}

.modal-body {
    padding: 18px;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    padding: 12px 18px;
    background-color: #f8fafc;
    border-top: 1px solid #e2e8f0;
}

.btn-modal-reset {
    background: none;
    border: 1px solid #cbd5e1;
    color: #64748b;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
}
.btn-modal-reset:hover {
    background-color: #f1f5f9;
    color: #334155;
}

.btn-modal-save {
    background-color: var(--accent-color);
    border: none;
    color: #ffffff;
    padding: 6px 18px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
}
.btn-modal-save:hover {
    background-color: #0369a1;
}

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

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

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

/* Pattern Grid */
.pattern-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-top: 10px;
}
.pattern-item {
    border: 2px solid var(--border-color);
    border-radius: 4px;
    padding: 8px 0;
    text-align: center;
    font-size: 11px;
    cursor: pointer;
    background-color: #fff;
    transition: all 0.2s;
}
.pattern-item:hover {
    border-color: var(--accent-color);
    background-color: #f0f9ff;
}
.pattern-item.active {
    border-color: var(--accent-color);
    background-color: #e0f2fe;
    font-weight: bold;
    color: var(--accent-color);
}
.pattern-item {
    font-size: 11px;
    padding: 6px 0;
}