/* ============================================================
   TradingView → Dhan Webhook Receiver — Stylesheet
   ============================================================ */

:root {
    --bg-primary: #0f1119;
    --bg-secondary: #1a1d2e;
    --bg-card: #21253a;
    --bg-input: #161924;
    --bg-hover: #282d45;

    --text-primary: #e8eaed;
    --text-secondary: #9aa0b0;
    --text-muted: #5f6578;

    --accent: #4f8cff;
    --accent-hover: #3a78f0;
    --accent-glow: rgba(79, 140, 255, 0.25);

    --success: #34c759;
    --success-bg: rgba(52, 199, 89, 0.12);
    --warning: #ff9f0a;
    --warning-bg: rgba(255, 159, 10, 0.12);
    --danger: #ff453a;
    --danger-bg: rgba(255, 69, 58, 0.12);

    --border: #2d3148;
    --border-light: #383d58;

    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;

    --shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);

    --font-mono: 'SF Mono', 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
}

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

html {
    font-size: 15px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* ============================================================
   Header
   ============================================================ */
#app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 28px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
}

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

.header-icon {
    font-size: 1.4rem;
    color: var(--accent);
    animation: pulse-icon 2s ease-in-out infinite;
}

@keyframes pulse-icon {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.header-left h1 {
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.3px;
}

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

.status-badge {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.8rem;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
}

.status-badge i {
    font-size: 0.5rem;
    color: var(--success);
}

.status-badge.warning i { color: var(--warning); }
.status-badge.error i { color: var(--danger); }
.status-badge.processing i { color: var(--accent); animation: pulse-icon 0.7s ease-in-out infinite; }
.status-badge.watching i { color: var(--success); animation: pulse-icon 2s ease-in-out infinite; }

/* Auto Toggle */
.auto-toggle-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
}

.auto-label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.3px;
}

.auto-label.off {
    color: var(--text-muted);
    text-decoration: line-through;
}

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

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--border);
    border-radius: 24px;
    transition: 0.25s;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: var(--text-muted);
    border-radius: 50%;
    transition: 0.25s;
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--success);
}

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

/* Poll Indicator */
.poll-indicator {
    font-size: 0.7rem;
    color: var(--success);
    display: flex;
    align-items: center;
    gap: 5px;
    margin-left: auto;
    font-weight: 500;
}

.poll-indicator.paused {
    color: var(--text-muted);
}

.poll-indicator.paused i {
    animation: none;
}

/* ============================================================
   Main Layout
   ============================================================ */
#app-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 24px 28px;
    max-width: 1600px;
    margin: 0 auto;
    min-height: calc(100vh - 72px);
}

@media (max-width: 1200px) {
    #app-main {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   Panels
   ============================================================ */
.panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.panel-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 4px;
}

.panel-header i {
    font-size: 1.2rem;
    color: var(--accent);
}

.panel-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
}

/* ============================================================
   Cards
   ============================================================ */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border);
    gap: 10px;
}

.card-header h3 {
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-header h3 i {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.card-header.with-actions {
    justify-content: space-between;
}

.card-body {
    padding: 20px;
}

.card-body.no-padding {
    padding: 0;
}

/* ============================================================
   Form Elements
   ============================================================ */
textarea,
input[type="text"],
input[type="password"],
input[type="number"],
select {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.85rem;
    padding: 12px 14px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

textarea:focus,
input:focus,
select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

select {
    cursor: pointer;
    appearance: none;
    background-image: 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='%239aa0b0' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

textarea {
    resize: vertical;
    min-height: 200px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.6;
}

textarea::placeholder {
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
}

/* ============================================================
   Form Layout
   ============================================================ */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-top: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn-row {
    display: flex;
    gap: 10px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 16px var(--accent-glow);
    transform: translateY(-1px);
}

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

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-outline {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

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

.btn-danger-outline {
    background: transparent;
    color: var(--danger);
    border: 1px solid rgba(255,69,58,0.3);
}

.btn-danger-outline:hover {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: var(--danger);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.75rem;
    border-radius: 6px;
}

.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    transition: all 0.2s;
}

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

/* ============================================================
   Processing Status
   ============================================================ */
.processing-status {
    margin-top: 14px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
}

.processing-status.hidden { display: none; }

/* Dedup Preview */
.dedup-preview {
    margin-top: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    background: rgba(255, 159, 10, 0.08);
    border: 1px solid rgba(255, 159, 10, 0.25);
    color: var(--warning);
}

.dedup-preview.hidden { display: none; }

.dedup-preview ul {
    list-style: none;
    margin-top: 6px;
}

.dedup-preview li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 3px 0;
}

.dedup-preview li i {
    font-size: 0.7rem;
}

.processing-status.success {
    background: var(--success-bg);
    color: var(--success);
    border: 1px solid rgba(52, 199, 89, 0.3);
}

.processing-status.error {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid rgba(255, 69, 58, 0.3);
}

.processing-status.info {
    background: var(--accent-glow);
    color: var(--accent);
    border: 1px solid rgba(79, 140, 255, 0.3);
}

.processing-status i {
    font-size: 1rem;
}

/* ============================================================
   Stats Row
   ============================================================ */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 16px 14px;
    text-align: center;
    transition: border-color 0.2s, transform 0.2s;
}

.stat-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1;
    margin-bottom: 6px;
    background: linear-gradient(135deg, var(--text-primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================================
   Tabs
   ============================================================ */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border);
}

.tab {
    flex: 1;
    padding: 12px 20px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
}

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

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

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ============================================================
   Tables
   ============================================================ */
.table-container {
    overflow-x: auto;
    max-height: 480px;
    overflow-y: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
}

thead {
    position: sticky;
    top: 0;
    z-index: 1;
}

thead th {
    background: var(--bg-secondary);
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

tbody tr:hover {
    background: var(--bg-hover);
}

tbody tr:last-child td {
    border-bottom: none;
}

.empty-row td {
    text-align: center;
    color: var(--text-muted);
    padding: 40px 16px;
    font-style: italic;
}

/* Status Pills */
.pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.pill.success {
    background: var(--success-bg);
    color: var(--success);
}

.pill.error {
    background: var(--danger-bg);
    color: var(--danger);
}

.pill.warning {
    background: var(--warning-bg);
    color: var(--warning);
}

.pill.info {
    background: var(--accent-glow);
    color: var(--accent);
}

/* Badge Count */
.badge-count {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-left: auto;
}

/* Symbol Tags */
.symbol-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.symbol-tag {
    display: inline-flex;
    padding: 2px 8px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent);
}

/* Action link */
.action-link {
    color: var(--accent);
    cursor: pointer;
    font-weight: 500;
    text-decoration: none;
    font-size: 0.78rem;
}

.action-link:hover {
    text-decoration: underline;
}

/* ============================================================
   Modal
   ============================================================ */
.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal.hidden { display: none; }

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--bg-card);
    z-index: 1;
}

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

.modal-body {
    padding: 24px;
}

.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.detail-item.full {
    grid-column: 1 / -1;
}

.detail-item .label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.detail-item .value {
    font-size: 0.85rem;
    word-break: break-all;
}

.detail-item .value.mono {
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

/* ============================================================
   Toast Notifications
   ============================================================ */
#toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 400px;
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    animation: slideInRight 0.3s ease-out;
    min-width: 300px;
}

.toast.removing {
    animation: slideOutRight 0.25s ease-in forwards;
}

@keyframes slideInRight {
    from { transform: translateX(120%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideOutRight {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(120%); opacity: 0; }
}

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

.toast i.toast-icon {
    font-size: 1rem;
    margin-top: 1px;
}

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

.toast-body {
    flex: 1;
    font-size: 0.82rem;
}

.toast-body strong {
    display: block;
    font-size: 0.78rem;
    margin-bottom: 2px;
}

/* ============================================================
   Scrollbar
   ============================================================ */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-light);
}

/* ============================================================
   Responsive
   ============================================================ */
.pill.skipped {
    background: rgba(255, 159, 10, 0.12);
    color: var(--warning);
}

.pill.buy {
    background: rgba(52, 199, 89, 0.12);
    color: var(--success);
}

.pill.sell {
    background: rgba(255, 69, 58, 0.12);
    color: var(--danger);
}

/* Processing Log */
.processing-log {
    margin-top: 16px;
    max-height: 200px;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
}

.processing-log .log-line {
    padding: 2px 0;
    border-bottom: 1px solid rgba(45,49,72,0.5);
}

.processing-log .log-line:last-child {
    border-bottom: none;
}

.log-new { color: var(--success); }
.log-skip { color: var(--warning); }
.log-error { color: var(--danger); }
.log-info { color: var(--text-secondary); }

/* ============================================================
   Webhook URL Banner (Chartink integration)
   ============================================================ */
.webhook-url-banner {
    background: linear-gradient(135deg, rgba(79,140,255,0.12), rgba(79,140,255,0.05));
    border: 1px solid rgba(79,140,255,0.35);
    border-radius: var(--radius);
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.wub-left {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.wub-icon {
    font-size: 1.3rem;
    color: var(--accent);
    margin-top: 2px;
    flex-shrink: 0;
}

.wub-label {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.2px;
}

.wub-desc {
    font-size: 0.73rem;
    color: var(--text-muted);
    margin-top: 2px;
    line-height: 1.4;
}

.wub-url-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
}

.wub-url {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--success);
    word-break: break-all;
    user-select: all;
    line-height: 1.5;
}

.btn-accent {
    background: var(--accent);
    color: #fff;
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-accent:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-accent.copied {
    background: var(--success);
}

/* Config Section Title */
.config-section-title {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.config-section-title i {
    font-size: 0.7rem;
    color: var(--accent);
}

.card-hint {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-left: auto;
}

/* ============================================================
   Payload Flow Preview
   ============================================================ */
.payload-flow {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 12px;
    align-items: start;
    margin-bottom: 4px;
}

.payload-col {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.payload-col-label {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.payload-col-label i {
    color: var(--accent);
    font-size: 0.7rem;
}

.payload-col textarea {
    min-height: 180px;
    font-size: 0.73rem;
}

.payload-arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding-top: 28px;
    color: var(--accent);
}

.payload-arrow i {
    font-size: 1.4rem;
}

.payload-arrow span {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.dhan-preview {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    min-height: 180px;
    padding: 12px 14px;
    font-family: var(--font-mono);
    font-size: 0.73rem;
    line-height: 1.6;
    color: var(--text-primary);
    overflow-y: auto;
    max-height: 320px;
}

.preview-placeholder {
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    font-size: 0.78rem;
    font-style: italic;
}

.preview-symbol-block {
    margin-bottom: 14px;
    padding-bottom: 14px;
    border-bottom: 1px dashed var(--border);
}

.preview-symbol-block:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.preview-symbol-title {
    font-family: 'Inter', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.preview-json {
    color: var(--text-secondary);
    font-size: 0.71rem;
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-word;
}

.json-key { color: #9cdcfe; }
.json-str { color: #ce9178; }
.json-num { color: #b5cea8; }

@media (max-width: 900px) {
    .payload-flow {
        grid-template-columns: 1fr;
    }
    .payload-arrow {
        flex-direction: row;
        padding-top: 0;
        justify-content: center;
    }
    .payload-arrow i {
        transform: rotate(90deg);
    }
}

@media (max-width: 768px) {
    #app-main {
        padding: 16px;
        gap: 16px;
    }

    #app-header {
        padding: 12px 16px;
    }

    .header-left h1 {
        font-size: 0.95rem;
    }

    .stats-row {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .btn-row {
        flex-direction: column;
    }

    .btn {
        justify-content: center;
    }
}