/* ============================================================
   管控通 — Export Control Screening System
   Professional Legal Tech UI
   ============================================================ */

/* ----- Custom Properties ----- */
:root {
    --color-navy: #1a1f36;
    --color-navy-light: #252b48;
    --color-navy-muted: #3d4466;
    --color-blue: #3b82f6;
    --color-blue-hover: #2563eb;
    --color-blue-light: #dbeafe;
    --color-blue-bg: #eff6ff;
    --color-red: #ef4444;
    --color-red-light: #fef2f2;
    --color-red-border: #fecaca;
    --color-green: #10b981;
    --color-green-light: #ecfdf5;
    --color-green-border: #a7f3d0;
    --color-yellow: #f59e0b;
    --color-yellow-light: #fffbeb;
    --color-yellow-border: #fde68a;
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);

    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
}

/* ----- Reset & Base ----- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    color: var(--color-gray-800);
    background-color: var(--color-gray-50);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ----- Header ----- */
.header {
    background: var(--color-navy);
    color: var(--color-white);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 32px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.header-logo {
    flex-shrink: 0;
}

.header-title {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.2;
}

.header-subtitle {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.55);
    font-weight: 400;
    line-height: 1.2;
    margin-top: 1px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ----- Buttons ----- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    background: var(--color-blue);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
    box-shadow: 0 1px 3px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    background: var(--color-blue-hover);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 1px 3px rgba(59, 130, 246, 0.3);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--color-white);
    color: var(--color-gray-700);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-secondary:hover {
    background: var(--color-gray-50);
    border-color: var(--color-gray-300);
    box-shadow: var(--shadow-sm);
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: transparent;
    color: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 0.75rem;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    color: var(--color-gray-400);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-icon:hover {
    background: var(--color-gray-100);
    color: var(--color-red);
}

.btn-submit {
    width: 100%;
    padding: 14px 28px;
    font-size: 1rem;
    margin-top: 8px;
}

/* ----- History Panel ----- */
.history-panel {
    position: fixed;
    top: 64px;
    right: 24px;
    width: 380px;
    max-height: 480px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: 90;
    overflow: hidden;
    animation: slideDown var(--transition-slow) ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.history-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--color-gray-100);
}

.history-panel-header h3 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-gray-800);
}

.history-panel-header .btn-ghost {
    color: var(--color-gray-500);
    border: none;
    padding: 4px 8px;
    font-size: 0.75rem;
}

.history-panel-header .btn-ghost:hover {
    color: var(--color-red);
    background: var(--color-red-light);
}

.history-list {
    overflow-y: auto;
    max-height: 400px;
    padding: 8px;
}

.history-empty {
    padding: 32px 20px;
    text-align: center;
    color: var(--color-gray-400);
    font-size: 0.875rem;
}

.history-item {
    display: block;
    width: 100%;
    text-align: left;
    padding: 12px 16px;
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast);
    font-family: var(--font-sans);
}

.history-item:hover {
    background: var(--color-gray-50);
}

.history-item-query {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray-800);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.history-item-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
    font-size: 0.75rem;
    color: var(--color-gray-400);
}

/* ----- Main Layout ----- */
.main {
    flex: 1;
    padding: 32px;
}

.main-inner {
    max-width: 1440px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 45fr 55fr;
    gap: 28px;
    align-items: start;
}

/* ----- Panels ----- */
.panel {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.panel-input {
    padding: 28px;
    position: sticky;
    top: 96px;
}

.panel-results {
    min-height: 500px;
}

.panel-header {
    margin-bottom: 24px;
}

.panel-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-navy);
    line-height: 1.3;
}

.panel-desc {
    font-size: 0.8125rem;
    color: var(--color-gray-500);
    margin-top: 4px;
}

/* ----- Form Elements ----- */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: 6px;
}

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

.form-input,
.form-textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    color: var(--color-gray-800);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    line-height: 1.5;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-gray-400);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-hint {
    font-size: 0.75rem;
    color: var(--color-gray-400);
    margin-top: 6px;
    line-height: 1.5;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-input.error,
.form-textarea.error {
    border-color: var(--color-red);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* ----- Advanced Toggle ----- */
.advanced-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 0;
    background: none;
    border: none;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-blue);
    cursor: pointer;
    transition: color var(--transition-fast);
    margin-bottom: 12px;
}

.advanced-toggle:hover {
    color: var(--color-blue-hover);
}

.advanced-toggle-icon {
    transition: transform var(--transition-base);
}

.advanced-toggle[aria-expanded="true"] .advanced-toggle-icon {
    transform: rotate(90deg);
}

.advanced-options {
    padding: 20px;
    background: var(--color-gray-50);
    border: 1px solid var(--color-gray-100);
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    animation: fadeIn var(--transition-base) ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ----- Key-Value Pairs ----- */
.kv-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.kv-row {
    display: grid;
    grid-template-columns: 1fr 1fr 32px;
    gap: 8px;
    align-items: center;
}

.btn-add-kv {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 0;
    background: none;
    border: none;
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-blue);
    cursor: pointer;
    transition: color var(--transition-fast);
    margin-top: 4px;
}

.btn-add-kv:hover {
    color: var(--color-blue-hover);
}

/* ----- Jurisdiction Tags ----- */
.jurisdiction-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.jurisdiction-tag {
    cursor: pointer;
    user-select: none;
}

.jurisdiction-tag input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}

.jurisdiction-tag-inner {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-gray-600);
    transition: all var(--transition-fast);
}

.jurisdiction-tag-inner svg {
    display: none;
}

.jurisdiction-tag.active .jurisdiction-tag-inner,
.jurisdiction-tag input:checked + .jurisdiction-tag-inner {
    background: var(--color-blue-bg);
    border-color: var(--color-blue);
    color: var(--color-blue);
}

.jurisdiction-tag.active .jurisdiction-tag-inner svg,
.jurisdiction-tag input:checked + .jurisdiction-tag-inner svg {
    display: block;
}

.jurisdiction-tag.disabled {
    cursor: not-allowed;
}

.jurisdiction-tag.disabled .jurisdiction-tag-inner {
    background: var(--color-gray-50);
    color: var(--color-gray-400);
    border-color: var(--color-gray-100);
}

.tag-badge {
    display: inline-block;
    padding: 1px 8px;
    background: var(--color-gray-100);
    border-radius: 100px;
    font-size: 0.6875rem;
    color: var(--color-gray-400);
    font-weight: 500;
}

/* ----- Results: Placeholder ----- */
.results-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 64px 40px;
    text-align: center;
}

.placeholder-icon {
    color: var(--color-gray-300);
    margin-bottom: 20px;
}

.placeholder-title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--color-gray-500);
    margin-bottom: 28px;
}

.placeholder-tips {
    display: flex;
    flex-direction: column;
    gap: 16px;
    text-align: left;
    max-width: 400px;
}

.tip-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.tip-number {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-blue-bg);
    color: var(--color-blue);
    border-radius: 50%;
    font-size: 0.8125rem;
    font-weight: 700;
}

.tip-item p {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    line-height: 1.5;
    padding-top: 3px;
}

/* ----- Results: Loading ----- */
.results-loading {
    padding: 64px 40px;
}

.loading-steps {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 420px;
    margin: 0 auto;
}

.loading-step {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    opacity: 0.35;
    transition: opacity var(--transition-slow);
}

.loading-step.active {
    opacity: 1;
}

.loading-step.done {
    opacity: 0.6;
}

.loading-step-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.spinner {
    width: 24px;
    height: 24px;
    border: 2.5px solid var(--color-gray-200);
    border-top-color: var(--color-blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-step.done .spinner {
    border: none;
    animation: none;
    background: var(--color-green);
    border-radius: 50%;
    position: relative;
}

.loading-step.done .spinner::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -55%) rotate(45deg);
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
}

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

.loading-step-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-gray-800);
    line-height: 1.3;
}

.loading-step-desc {
    font-size: 0.8125rem;
    color: var(--color-gray-400);
    margin-top: 2px;
}

/* ----- Results: Content ----- */
.results-content {
    padding: 28px;
}

/* Summary Card */
.result-summary {
    padding: 24px;
    border-radius: var(--radius-lg);
    margin-bottom: 24px;
}

.result-summary.risk-high {
    background: linear-gradient(135deg, #fef2f2, #fff5f5);
    border: 1px solid var(--color-red-border);
}

.result-summary.risk-medium {
    background: linear-gradient(135deg, #fffbeb, #fefce8);
    border: 1px solid var(--color-yellow-border);
}

.result-summary.risk-low {
    background: linear-gradient(135deg, #ecfdf5, #f0fdf4);
    border: 1px solid var(--color-green-border);
}

.summary-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.summary-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-gray-800);
}

.summary-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 14px;
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 600;
}

.summary-badge.high {
    background: var(--color-red);
    color: white;
}

.summary-badge.medium {
    background: var(--color-yellow);
    color: white;
}

.summary-badge.low {
    background: var(--color-green);
    color: white;
}

.summary-text {
    font-size: 0.9375rem;
    color: var(--color-gray-700);
    line-height: 1.6;
    margin-bottom: 16px;
}

.summary-actions-list {
    list-style: none;
}

.summary-actions-list li {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    padding: 4px 0;
    padding-left: 20px;
    position: relative;
    line-height: 1.5;
}

.summary-actions-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 12px;
    width: 6px;
    height: 6px;
    background: var(--color-blue);
    border-radius: 50%;
}

/* Item Cards */
.result-items {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.result-item-card {
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: box-shadow var(--transition-fast);
}

.result-item-card:hover {
    box-shadow: var(--shadow-md);
}

.item-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    cursor: pointer;
    user-select: none;
    transition: background var(--transition-fast);
}

.item-card-header:hover {
    background: var(--color-gray-50);
}

.item-card-left {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.item-card-name {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-gray-800);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.control-number-badge {
    flex-shrink: 0;
    padding: 2px 10px;
    background: var(--color-navy);
    color: white;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    letter-spacing: 0.02em;
}

.item-card-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 600;
}

.status-badge.controlled {
    background: var(--color-red-light);
    color: var(--color-red);
    border: 1px solid var(--color-red-border);
}

.status-badge.not-controlled {
    background: var(--color-green-light);
    color: var(--color-green);
    border: 1px solid var(--color-green-border);
}

.status-badge.pending {
    background: var(--color-yellow-light);
    color: var(--color-yellow);
    border: 1px solid var(--color-yellow-border);
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: currentColor;
}

.confidence-indicator {
    display: flex;
    align-items: center;
    gap: 4px;
}

.confidence-bar {
    width: 4px;
    height: 14px;
    border-radius: 2px;
    background: var(--color-gray-200);
}

.confidence-indicator.high .confidence-bar:nth-child(1),
.confidence-indicator.high .confidence-bar:nth-child(2),
.confidence-indicator.high .confidence-bar:nth-child(3) {
    background: var(--color-green);
}

.confidence-indicator.medium .confidence-bar:nth-child(1),
.confidence-indicator.medium .confidence-bar:nth-child(2) {
    background: var(--color-yellow);
}

.confidence-indicator.low .confidence-bar:nth-child(1) {
    background: var(--color-red);
}

.confidence-text {
    font-size: 0.75rem;
    color: var(--color-gray-400);
    margin-left: 4px;
}

.expand-icon {
    color: var(--color-gray-400);
    transition: transform var(--transition-base);
    flex-shrink: 0;
}

.result-item-card.expanded .expand-icon {
    transform: rotate(180deg);
}

.item-card-body {
    display: none;
    padding: 0 20px 20px;
    border-top: 1px solid var(--color-gray-100);
}

.result-item-card.expanded .item-card-body {
    display: block;
}

.item-section {
    padding-top: 16px;
}

.item-section-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-gray-400);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 8px;
}

.item-section-text {
    font-size: 0.9375rem;
    color: var(--color-gray-700);
    line-height: 1.7;
}

.trigger-params {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.trigger-param-tag {
    padding: 4px 12px;
    background: var(--color-blue-bg);
    color: var(--color-blue);
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 500;
}

.risk-note {
    padding: 12px 16px;
    background: var(--color-yellow-light);
    border: 1px solid var(--color-yellow-border);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-yellow);
}

.risk-note-title {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--color-yellow);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.risk-note-text {
    font-size: 0.875rem;
    color: var(--color-gray-700);
    line-height: 1.5;
}

/* Result Actions */
.result-actions {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

/* Disclaimer */
.result-disclaimer {
    padding: 16px 20px;
    background: var(--color-gray-50);
    border: 1px solid var(--color-gray-100);
    border-radius: var(--radius-md);
    font-size: 0.8125rem;
    color: var(--color-gray-500);
    line-height: 1.6;
}

/* ----- Results: Error ----- */
.results-error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 64px 40px;
    text-align: center;
}

.error-icon {
    margin-bottom: 16px;
}

.error-title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: 8px;
}

.error-message {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    margin-bottom: 24px;
    max-width: 360px;
    line-height: 1.5;
}

/* ----- Footer ----- */
.footer {
    border-top: 1px solid var(--color-gray-200);
    background: var(--color-white);
    padding: 20px 32px;
    margin-top: auto;
}

.footer-inner {
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-text {
    font-size: 0.8125rem;
    color: var(--color-gray-400);
}

.footer-copyright {
    font-size: 0.75rem;
    color: var(--color-gray-300);
}

/* ----- Toast Notification ----- */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 12px 20px;
    background: var(--color-navy);
    color: white;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    z-index: 200;
    animation: toastIn var(--transition-slow) ease;
}

.toast.toast-out {
    animation: toastOut var(--transition-slow) ease forwards;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes toastOut {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(12px); }
}

/* ----- Responsive ----- */
@media (max-width: 1024px) {
    .main-inner {
        grid-template-columns: 1fr;
    }

    .panel-input {
        position: static;
    }

    .header-inner {
        padding: 0 20px;
    }

    .main {
        padding: 20px;
    }
}

@media (max-width: 640px) {
    .main {
        padding: 16px;
    }

    .main-inner {
        gap: 16px;
    }

    .panel-input {
        padding: 20px;
    }

    .results-content {
        padding: 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .header-inner {
        padding: 0 16px;
    }

    .header-subtitle {
        display: none;
    }

    .result-actions {
        flex-direction: column;
    }

    .result-actions .btn-secondary,
    .result-actions .btn-ghost {
        width: 100%;
        justify-content: center;
    }

    .history-panel {
        right: 16px;
        left: 16px;
        width: auto;
    }

    .footer-inner {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .summary-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .item-card-header {
        flex-wrap: wrap;
        gap: 8px;
    }

    .item-card-right {
        width: 100%;
        justify-content: flex-start;
    }
}

/* ----- Print Styles ----- */
@media print {
    .header,
    .footer,
    .panel-input,
    .result-actions,
    .history-panel,
    #historyToggle {
        display: none !important;
    }

    body {
        background: white;
    }

    .main {
        padding: 0;
    }

    .main-inner {
        grid-template-columns: 1fr;
    }

    .panel-results {
        border: none;
        box-shadow: none;
    }

    .results-content {
        padding: 0;
    }

    .result-item-card {
        break-inside: avoid;
    }

    .item-card-body {
        display: block !important;
    }

    .result-disclaimer {
        margin-top: 32px;
        border: 1px solid #ccc;
    }
}

/* Jurisdiction badges on item cards */
.jurisdiction-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.jurisdiction-china {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.jurisdiction-us {
    background: #eff6ff;
    color: #2563eb;
    border: 1px solid #bfdbfe;
}