:root {
    --bg: #f4f7f7;
    --surface: #ffffff;
    --surface-soft: #edf4f2;
    --text: #17212b;
    --muted: #63727d;
    --line: #d7e1df;
    --line-strong: #aebfbc;
    --accent: #0f766e;
    --accent-strong: #115e59;
    --accent-soft: #dff5f1;
    --secondary: #315a7d;
    --secondary-soft: #e2edf7;
    --danger: #b42318;
    --danger-soft: #fee4e2;
    --warning: #a65f00;
    --warning-soft: #fff3d8;
    --success: #087443;
    --success-soft: #dcfae6;
    --shadow: 0 14px 35px rgba(15, 23, 42, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background:
        linear-gradient(180deg, #dfeeea 0, rgba(244, 247, 247, 0) 340px),
        var(--bg);
    color: var(--text);
}

button,
textarea {
    font: inherit;
}

.app-shell {
    width: min(100%, 1180px);
    margin: 0 auto;
    padding: 16px;
}

.search-panel,
.results-panel,
.summary-card {
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--surface);
    box-shadow: var(--shadow);
}

.search-panel {
    position: sticky;
    top: 0;
    z-index: 10;
    padding: 16px;
}

.title-block {
    margin-bottom: 14px;
}

.eyebrow {
    margin: 0 0 5px;
    color: var(--secondary);
    font-size: 12px;
    font-weight: 900;
    letter-spacing: 0;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    margin-bottom: 8px;
    font-size: clamp(28px, 5vw, 44px);
    line-height: 1.02;
    letter-spacing: 0;
}

.title-block p,
.results-head p,
.empty-state p {
    margin-bottom: 0;
    color: var(--muted);
}

.status-strip {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #f9fbfb;
    padding: 10px 12px;
    color: var(--muted);
}

.status-strip div {
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-strip strong {
    color: var(--text);
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--warning);
}

.status-dot.ok {
    background: var(--success);
}

.status-dot.error {
    background: var(--danger);
}

.status-dot.loading {
    animation: pulse 1.2s ease-in-out infinite alternate;
}

@keyframes pulse {
    from { opacity: 0.45; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1.1); }
}

.search-form {
    display: grid;
    gap: 10px;
}

#searchInput {
    width: 100%;
    min-height: 88px;
    resize: vertical;
    border: 1px solid var(--line-strong);
    border-radius: 8px;
    background: #ffffff;
    color: var(--text);
    padding: 12px 14px;
    font-size: 17px;
    font-weight: 700;
    outline: none;
    text-transform: uppercase;
    box-shadow: inset 0 1px 2px rgba(15, 23, 42, 0.04);
}

#searchInput:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft), inset 0 1px 2px rgba(15, 23, 42, 0.04);
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.quick-help {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 800;
}

.quick-help span {
    border: 1px solid var(--line);
    border-radius: 999px;
    background: #f9fbfb;
    padding: 5px 8px;
}

.btn {
    min-height: 38px;
    border: 1px solid var(--line-strong);
    border-radius: 7px;
    background: #f9fbfb;
    color: var(--text);
    padding: 8px 13px;
    font-weight: 900;
    cursor: pointer;
}

.btn:hover {
    border-color: var(--secondary);
    background: var(--secondary-soft);
}

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

.btn.primary:hover {
    background: var(--accent-strong);
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
    margin: 10px 0;
}

.summary-card {
    padding: 11px 13px;
}

.summary-card span {
    display: block;
    margin-bottom: 5px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 800;
}

.summary-card strong {
    display: block;
    font-size: 24px;
    line-height: 1;
}

.summary-card.warning strong {
    color: var(--warning);
}

.summary-card.danger strong {
    color: var(--danger);
}

.results-panel {
    padding: 14px;
}

.results-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
}

.results-head h2 {
    margin-bottom: 4px;
}

.filter-controls {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
}

.filter-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 34px;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    background: #f9fbfb;
    color: var(--text);
    padding: 7px 11px;
    font: inherit;
    font-size: 12px;
    font-weight: 900;
    cursor: pointer;
}

.filter-chip span {
    min-width: 22px;
    border-radius: 999px;
    background: rgba(99, 114, 125, 0.16);
    padding: 2px 6px;
    font-size: 11px;
}

.filter-chip:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.filter-chip.is-active {
    border-color: var(--accent);
    background: var(--accent);
    color: #ffffff;
}

.filter-chip.danger.is-active {
    border-color: var(--danger);
    background: var(--danger);
}

.filter-chip.is-active span {
    background: rgba(255, 255, 255, 0.24);
}

.result-container {
    display: grid;
    gap: 12px;
}

.state-panel {
    border: 1px dashed var(--line-strong);
    border-radius: 10px;
    background: #f9fbfb;
    padding: 22px;
    text-align: center;
}

.state-panel h3 {
    margin-bottom: 6px;
}

.state-panel p {
    margin-bottom: 0;
    color: var(--muted);
}

.state-panel.error {
    border-color: #f6b7ae;
    background: var(--danger-soft);
    color: var(--danger);
}

.state-panel.error p {
    color: var(--danger);
}

.state-panel.not-found {
    border-color: #f0c36a;
    background: var(--warning-soft);
}

.nopol-group {
    border: 1px solid var(--line);
    border-radius: 10px;
    background: #ffffff;
    overflow: hidden;
}

.group-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--line);
    background: linear-gradient(180deg, #f9fbfb, #f4f8f7);
    padding: 12px;
}

.group-title {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.group-title h3 {
    margin: 0;
    font-size: 22px;
}

.badge {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    border-radius: 999px;
    padding: 4px 9px;
    font-size: 12px;
    font-weight: 900;
}

.badge.success {
    background: var(--success-soft);
    color: var(--success);
}

.badge.warning {
    background: var(--warning-soft);
    color: var(--warning);
}

.badge.danger {
    background: var(--danger-soft);
    color: var(--danger);
}

.records {
    display: grid;
    gap: 10px;
    padding: 12px;
}

.record-card {
    border: 1px solid var(--line);
    border-radius: 8px;
    overflow: hidden;
    transition: border-color 0.12s ease, transform 0.12s ease;
}

.record-card:hover {
    border-color: var(--accent);
    transform: translateY(-1px);
}

.record-top {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    background: var(--surface-soft);
    padding: 10px 12px;
}

.record-top strong {
    display: block;
}

.record-top span {
    color: var(--muted);
    font-size: 12px;
}

.record-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    background: var(--line);
}

.info-cell {
    min-height: 72px;
    background: #ffffff;
    padding: 10px;
}

.info-cell:nth-child(1),
.info-cell:nth-child(5) {
    background: #fbfdfc;
}

.info-cell span {
    display: block;
    margin-bottom: 4px;
    color: var(--muted);
    font-size: 11px;
    font-weight: 900;
    text-transform: uppercase;
}

.info-cell strong {
    display: block;
    overflow-wrap: anywhere;
    font-size: 14px;
    line-height: 1.35;
}

.loading-overlay {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: none;
    grid-template-rows: 1fr auto auto 1fr;
    align-items: center;
    justify-items: center;
    gap: 12px;
    background: rgba(23, 33, 43, 0.52);
    color: #ffffff;
}

.loading-overlay.is-visible {
    display: grid;
}

.loader {
    grid-row: 2;
    width: 54px;
    height: 54px;
    border: 6px solid rgba(255, 255, 255, 0.32);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 0.9s linear infinite;
}

.loading-overlay strong {
    grid-row: 3;
}

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

/* ── Bulk Add Feature ────────────────────────────────────────────────────────── */

.bulk-add-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border: 1px solid var(--accent);
    border-radius: 10px;
    background: var(--accent-soft);
    padding: 10px 14px;
    margin-bottom: 10px;
}

.bulk-add-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.bulk-add-info strong {
    color: var(--accent-strong);
    font-size: 16px;
}

.bulk-add-info span {
    color: var(--muted);
}

.bulk-add-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.bulk-select-all,
.bulk-clear-sel {
    min-height: 34px;
    border: 1px solid var(--line-strong);
    border-radius: 7px;
    background: #ffffff;
    color: var(--text);
    padding: 6px 11px;
    font: inherit;
    font-size: 13px;
    font-weight: 800;
    cursor: pointer;
}

.bulk-select-all:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.bulk-clear-sel:hover {
    background: var(--surface-soft);
}

.bulk-add-btn {
    min-height: 34px;
    border: 1px solid var(--accent-strong);
    border-radius: 7px;
    background: var(--accent);
    color: #ffffff;
    padding: 6px 14px;
    font: inherit;
    font-size: 13px;
    font-weight: 900;
    cursor: pointer;
    transition: background 0.12s ease;
}

.bulk-add-btn:hover:not(:disabled) {
    background: var(--accent-strong);
}

.bulk-add-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.nopol-group.is-missing {
    border-color: #f6b7ae;
    background: #fff8f7;
}

.nopol-group.is-missing .group-head {
    background: linear-gradient(180deg, #fff0ee, #fff8f7);
    border-bottom-color: #f6b7ae;
}

.missing-add-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 14px 12px;
    flex-wrap: wrap;
}

.missing-add-info {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    flex: 1;
    min-width: 0;
}

.missing-icon {
    font-size: 20px;
    color: var(--warning);
    flex-shrink: 0;
    margin-top: 2px;
}

.missing-add-info strong {
    display: block;
    margin-bottom: 3px;
    font-size: 14px;
    color: var(--text);
}

.missing-add-info span {
    display: block;
    color: var(--muted);
    font-size: 12px;
}

.missing-add-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.select-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 34px;
    border: 1px solid var(--line-strong);
    border-radius: 7px;
    background: #ffffff;
    padding: 0 10px;
    font-size: 12px;
    font-weight: 800;
    cursor: pointer;
    user-select: none;
    color: var(--text);
}

.select-toggle input {
    accent-color: var(--accent);
    width: 14px;
    height: 14px;
    cursor: pointer;
}

.select-toggle:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.select-toggle:has(input:checked) {
    border-color: var(--accent);
    background: var(--accent-soft);
    color: var(--accent-strong);
}

.btn-add-single {
    min-height: 34px;
    border: 1px solid var(--accent);
    border-radius: 7px;
    background: var(--accent);
    color: #ffffff;
    padding: 6px 13px;
    font: inherit;
    font-size: 13px;
    font-weight: 900;
    cursor: pointer;
    white-space: nowrap;
}

.btn-add-single:hover {
    background: var(--accent-strong);
}

.bulk-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    z-index: 99;
    display: flex;
    align-items: center;
    gap: 14px;
    border-radius: 10px;
    background: #17202a;
    color: #ffffff;
    padding: 13px 18px;
    font-size: 14px;
    font-weight: 700;
    box-shadow: 0 22px 60px rgba(15, 23, 42, 0.32);
    opacity: 0;
    transition: opacity 0.25s ease, transform 0.25s ease;
    pointer-events: none;
}

.bulk-toast.is-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.bulk-toast-link {
    color: #7ee8df;
    font-weight: 900;
    text-decoration: none;
    white-space: nowrap;
    border-bottom: 1px solid rgba(126, 232, 223, 0.4);
}

.bulk-toast-link:hover {
    color: #a7f0e9;
}

/* ── Responsive ──────────────────────────────────────────────────────────────── */

@media (max-width: 860px) {
    .app-shell {
        padding: 12px;
    }

    .status-strip,
    .results-head,
    .group-head,
    .record-top {
        align-items: stretch;
        flex-direction: column;
    }

    .filter-controls {
        justify-content: stretch;
    }

    .filter-chip {
        flex: 1;
    }

    .summary-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .search-panel {
        position: static;
    }

    .record-grid {
        grid-template-columns: 1fr;
    }

    .btn {
        flex: 1;
    }

    .quick-help {
        display: none;
    }

    .bulk-add-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .bulk-add-actions {
        justify-content: stretch;
    }

    .bulk-add-btn,
    .bulk-select-all,
    .bulk-clear-sel {
        flex: 1;
    }

    .missing-add-panel {
        flex-direction: column;
        align-items: stretch;
    }

    .missing-add-actions {
        justify-content: stretch;
    }

    .btn-add-single,
    .select-toggle {
        flex: 1;
        justify-content: center;
    }
}