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

/* ── Unified Navigation Bar ── */
.unified-nav {
  display: flex; align-items: center; justify-content: space-between;
  background: #13151f; border-bottom: 1px solid #2a2e45;
  padding: 0 1.5rem; height: 42px; position: sticky; top: 0; z-index: var(--z-nav);
  flex-shrink: 0;
}
.unified-nav__brand { font-size: .95rem; font-weight: 700; color: #e8eaf0; text-decoration: none; letter-spacing: -.02em; }
.unified-nav__brand span { color: #3ecf8e; }
.unified-nav__links { display: flex; gap: .25rem; }
.unified-nav__link {
  padding: .3rem .75rem; border-radius: 5px; font-size: .82rem;
  font-weight: 500; color: #8b92a8; text-decoration: none; transition: background .15s, color .15s;
}
.unified-nav__link:hover { background: #22263a; color: #e8eaf0; }
.unified-nav__link.active { background: #1e2438; color: #3ecf8e; }
.unified-nav__lang {
  margin-left: .5rem; padding: .25rem .55rem; border-radius: 4px;
  font-size: .72rem; font-weight: 600; letter-spacing: .06em;
  color: #8b92a8; background: transparent;
  border: 1px solid #2a2e45; cursor: pointer;
  transition: background .15s, color .15s, border-color .15s;
}
.unified-nav__lang:hover { background: #22263a; color: #e8eaf0; border-color: #3a3f5c; }

:root {
    --bg: #0a1320;
    --surface: #101f33;
    --surface-2: #16304f;
    --surface-hover: var(--surface-2);
    --border: #294766;
    --text: #e7f0fa;
    --text-primary: var(--text);
    --muted: #9bb6d2;
    --text-secondary: var(--muted);
    --accent: #3ecf8e;
    --accent-strong: #2ab878;
    --ok: #34d399;
    --warning: #f59e0b;
    --z-map-overlay: 450;
    --z-chat-toggle: 800;
    --z-chat-panel: 900;
    --z-nav: 1000;
    --z-modal: 1100;
    --z-modal-report: 1200;
}

body {
    height: 100vh;
    overflow: hidden;
    font-family: "Segoe UI", "Inter", system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    display: flex;
    flex-direction: column;
}

header {
    border-bottom: 1px solid var(--border);
    background: var(--surface);
    padding: 0.9rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.title-wrap h1 {
    font-size: 1rem;
    letter-spacing: 0.02em;
    font-weight: 700;
}

.title-wrap p {
    font-size: 0.78rem;
    color: var(--muted);
    margin-top: 0.15rem;
}

.toolbar {
    display: flex;
    gap: 0.45rem;
    flex-wrap: wrap;
}

.btn {
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    border-radius: 8px;
    padding: 0.42rem 0.75rem;
    font-size: 0.78rem;
    cursor: pointer;
    text-decoration: none;
    transition: border-color 0.15s, background 0.15s;
}

.btn:hover {
    border-color: var(--accent);
    background: var(--surface-2);
}

.btn-primary {
    background: var(--accent-strong);
    color: #0f1117;
    border-color: var(--accent-strong);
    font-weight: 700;
}

.btn-primary:hover {
    background: #5adeaa;
    border-color: #5adeaa;
}

main {
    flex: 1;
    display: grid;
    grid-template-columns: minmax(230px, 270px) 1fr;
    grid-template-rows: 1fr;
    min-height: 0;
}

.panel {
    border-right: 1px solid var(--border);
    background: rgba(16, 31, 51, 0.95);
    padding: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0;
    overflow-y: auto;
}

/* Basemap control: flat, no card — single select doesn't warrant card weight */
.panel-control {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 0.1rem;
}
.panel-control label {
    font-size: 0.73rem;
    color: var(--muted);
    font-weight: 500;
}
.panel-control select {
    border: 1px solid var(--border);
    border-radius: 7px;
    background: var(--bg);
    color: var(--text);
    padding: 0.4rem 0.5rem;
    font-size: 0.8rem;
    width: 100%;
}

/* Data layer sections */
.tool-box {
    border: 1px solid var(--border);
    border-radius: 10px;
    background: rgba(22, 48, 79, 0.45);
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    margin-top: 0.65rem;
}

/* Section titles: readable, not shouting */
.tool-box h2 {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    text-transform: none;
    color: var(--text);
}

.tool-box label {
    font-size: 0.73rem;
    color: var(--muted);
}

.tool-box select {
    border: 1px solid var(--border);
    border-radius: 7px;
    background: var(--bg);
    color: var(--text);
    padding: 0.4rem 0.5rem;
    font-size: 0.8rem;
    width: 100%;
}

.tool-box input {
    border: 1px solid var(--border);
    border-radius: 7px;
    background: var(--bg);
    color: var(--text);
    padding: 0.4rem 0.5rem;
    font-size: 0.8rem;
    width: 100%;
}

.stac-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.45rem;
}

.stac-list {
    margin-top: 0.2rem;
    max-height: 230px;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: rgba(10, 19, 32, 0.8);
    padding: 0.35rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.stac-item {
    border: 1px solid var(--border);
    background: rgba(16, 31, 51, 0.9);
    color: var(--text);
    border-radius: 7px;
    padding: 0.35rem 0.45rem;
    font-size: 0.74rem;
    text-align: left;
    cursor: pointer;
}

.stac-item:hover {
    border-color: var(--accent);
}

.vector-list {
    margin-top: 0.1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: rgba(10, 19, 32, 0.6);
    padding: 0.35rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.vector-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.35rem;
    align-items: center;
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: 0.3rem 0.4rem;
    background: rgba(16, 31, 51, 0.9);
}

.vector-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.73rem;
    color: var(--text);
}

.vector-label input {
    width: 14px;
    height: 14px;
    accent-color: var(--accent-strong);
    cursor: pointer;
    flex-shrink: 0;
}

.vector-title {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}

.metadata-box {
    margin-top: 0.2rem;
    max-height: 260px;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: rgba(10, 19, 32, 0.8);
    padding: 0.55rem;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.metadata-row {
    display: grid;
    grid-template-columns: 92px 1fr;
    gap: 0.5rem;
    align-items: start;
    font-size: 0.73rem;
}

.metadata-key {
    color: var(--muted);
    font-weight: 600;
}

.metadata-value {
    color: var(--text);
    word-break: break-word;
    line-height: 1.45;
}

.metadata-assets {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.metadata-section-title {
    font-size: 0.74rem;
    font-weight: 700;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 0.15rem;
}

.metadata-asset {
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: 0.35rem 0.45rem;
    background: rgba(16, 31, 51, 0.9);
    font-size: 0.72rem;
}

.tool-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.45rem;
}

.map-wrap {
    position: relative;
    min-height: 0;
}

#map {
    height: 100%;
    width: 100%;
    min-height: 420px;
}

.coord-readout {
    position: absolute;
    left: 0.75rem;
    bottom: 0.75rem;
    z-index: var(--z-map-overlay);
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: rgba(10, 19, 32, 0.82);
    font-size: 0.73rem;
    color: var(--muted);
    backdrop-filter: blur(3px);
}

.map-controls {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    z-index: var(--z-map-overlay);
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}
.map-control-btn {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border);
    border-radius: 7px;
    background: rgba(10, 19, 32, 0.88);
    color: var(--text);
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(3px);
    line-height: 1;
    transition: border-color 0.15s, background 0.15s;
}
.map-control-btn:hover { border-color: var(--accent); background: var(--surface-2); }

.bdppad-item {
    padding: 0.38rem 0.65rem;
    border: 1px solid var(--border);
    border-radius: 7px;
    background: rgba(16, 31, 51, 0.9);
    font-size: 0.8rem;
    cursor: pointer;
    color: var(--text);
    transition: border-color 0.15s, background 0.15s;
    user-select: none;
}
.bdppad-item:hover { border-color: var(--accent); }
.bdppad-item.active {
    border-color: var(--accent-strong);
    background: rgba(62, 207, 142, 0.12);
    color: var(--accent);
    font-weight: 600;
}

.legend {
    font-size: 0.72rem;
    color: var(--muted);
    line-height: 1.45;
}

.status {
    font-size: 0.72rem;
    color: var(--ok);
}

.status.warn {
    color: var(--warning);
}

@media (max-width: 900px) {
    main {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr;
    }

    .panel {
        border-right: none;
        border-bottom: 1px solid var(--border);
    }

    #map {
        min-height: 60vh;
    }
}

/* ── Floating Chat Panel ── */
.chat-toggle {
    position: fixed; bottom: 2.5rem; right: 1rem; z-index: var(--z-chat-toggle);
    width: 52px; height: 52px; border-radius: 50%;
    background: var(--accent-strong); color: #0f1117; font-size: 1.4rem;
    border: none; cursor: pointer; box-shadow: 0 2px 8px rgba(0,0,0,.4);
    transition: transform .15s;
}
.chat-toggle:hover { transform: scale(1.08); }

.chat-panel {
    position: fixed; bottom: 1rem; right: 1rem; z-index: var(--z-chat-panel);
    width: 380px; height: 520px;
    background: var(--surface); border: 1px solid #2a2e45;
    border-radius: 10px; box-shadow: 0 4px 24px rgba(0,0,0,.5);
    display: flex; flex-direction: column; overflow: hidden;
}
.chat-panel[hidden] { display: none; }

.chat-panel__header {
    display: flex; align-items: center; justify-content: space-between;
    padding: .5rem .75rem; background: #13151f;
    border-bottom: 1px solid #2a2e45;
    font-size: .85rem; font-weight: 600; color: #e8eaf0;
    flex-shrink: 0;
}
.chat-panel__close {
    background: none; border: none; color: #8b92a8;
    font-size: 1.2rem; cursor: pointer; line-height: 1;
}
.chat-panel__close:hover { color: #e8eaf0; }

.chat-messages {
    flex: 1; overflow-y: auto; padding: .6rem .75rem;
    display: flex; flex-direction: column; gap: .45rem;
}

.chat-msg {
    max-width: 88%; border-radius: 8px;
    padding: .4rem .65rem; font-size: .82rem;
    line-height: 1.5; word-break: break-word; white-space: pre-wrap;
}
.chat-msg--user      { align-self: flex-end; background: var(--accent-strong); color: #0f1117; }
.chat-msg--assistant { align-self: flex-start; background: #1e2438; color: #e8eaf0; border: 1px solid #2a2e45; }
.chat-msg--thinking  { align-self: flex-start; color: #8b92a8; font-style: italic; font-size: .78rem; }

.chat-input-row {
    display: flex; gap: .45rem;
    padding: .5rem .75rem; border-top: 1px solid #2a2e45;
    background: #13151f; flex-shrink: 0;
}
.chat-input-row textarea {
    flex: 1; background: #1e2438; border: 1px solid #2a2e45;
    border-radius: 6px; color: #e8eaf0; font-size: .82rem;
    padding: .4rem .55rem; resize: none; font-family: inherit; line-height: 1.4;
}
.chat-input-row textarea:focus { outline: none; border-color: var(--accent-strong); }
.chat-send-btn {
    background: var(--accent-strong); border: none; border-radius: 6px;
    color: #0f1117; font-size: 1.15rem; font-weight: 700;
    cursor: pointer; padding: 0 .8rem; flex-shrink: 0;
}
.chat-send-btn:hover { background: #5adeaa; }
.chat-send-btn:disabled { opacity: .45; cursor: not-allowed; }

/* SOM Calculator modal */
.som-modal { position:fixed; inset:0; z-index:var(--z-modal); display:flex;
  align-items:center; justify-content:center; }
.som-modal[hidden] { display:none; }
.som-modal__backdrop { position:absolute; inset:0;
  background:rgba(0,0,0,.55); }
.som-modal__dialog { position:relative; z-index:1; background:var(--surface);
  border:1px solid var(--border); border-radius:12px;
  width:min(480px, 95vw); max-height:90vh; overflow-y:auto;
  display:flex; flex-direction:column; }
.som-modal__header { display:flex; align-items:center;
  justify-content:space-between; padding:.75rem 1rem;
  border-bottom:1px solid var(--border); }
.som-modal__header h2 { font-size:.95rem; font-weight:700;
  color:var(--accent); margin:0; }
.som-modal__close { background:none; border:none; color:var(--muted);
  font-size:1.2rem; cursor:pointer; }
.som-modal__body { padding:1rem; display:flex; flex-direction:column;
  gap:1.1rem; }
.som-aac-notice { margin:0; padding:.45rem .7rem; border-radius:6px;
  background:rgba(251,191,36,.12); border:1px solid rgba(251,191,36,.35);
  color:#fbbf24; font-size:.75rem; line-height:1.4; }
.som-modal__footer { padding:.75rem 1rem; border-top:1px solid var(--border);
  display:flex; justify-content:flex-end; gap:.5rem; }
.som-section { display:flex; flex-direction:column; gap:.55rem; }
.som-section__title {
  font-size:.7rem; font-weight:700; text-transform:uppercase;
  letter-spacing:.09em; color:var(--text);
  padding-bottom:.45rem; border-bottom:1px solid var(--border);
}

.som-field { display:flex; flex-direction:column; gap:.3rem; }
.som-field label { font-size:.8rem; color:var(--muted); }
.som-field__row { display:flex; gap:.45rem; }
.som-input { flex:1; background:var(--bg); border:1px solid var(--border);
  border-radius:7px; color:var(--text); padding:.4rem .55rem;
  font-size:.8rem; transition:border-color .15s; }
.som-input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
  border-color: var(--accent);
}
.som-autogen-btn { flex-shrink:0; font-size:.75rem; white-space:nowrap; padding:.4rem .65rem; }
.som-autogen-btn:disabled { opacity:.45; cursor:not-allowed; }
.som-field__status { font-size:.72rem; color:var(--muted); min-height:1rem; line-height:1.4; }
.som-field__status.error { color:var(--warning); }

.som-run__status { flex:1; font-size:.72rem; color:var(--muted); }
.som-run__status.error { color:var(--warning); }
.som-run__status.ok    { color:var(--ok); }

.som-results { border-top:1px solid var(--border); padding-top:.75rem;
  display:flex; flex-direction:column; gap:.5rem; }
.som-results__title { font-size:.78rem; font-weight:700;
  color:var(--text); text-transform:uppercase; letter-spacing:.06em; }
.som-chart-wrap { position:relative; height:180px; }

.som-field--error .som-input    { border-color: #f87171; }
.som-field--error label         { color: #f87171; }
.som-run__status.som-run--error { color: #f87171; }

/* SOM Report Preview Modal */
.som-report-modal { position:fixed; inset:0; z-index:var(--z-modal-report); display:flex;
  align-items:center; justify-content:center; }
.som-report-modal[hidden] { display:none; }
.som-report-modal__backdrop { position:absolute; inset:0; background:rgba(0,0,0,.7); }
.som-report-modal__dialog { position:relative; z-index:1; background:var(--surface);
  border:1px solid var(--border); border-radius:12px;
  width:min(720px, 96vw); max-height:92vh;
  display:flex; flex-direction:column; }
.som-report-modal__header { display:flex; align-items:center;
  justify-content:space-between; padding:.75rem 1rem;
  border-bottom:1px solid var(--border); flex-shrink:0; }
.som-report-modal__header span { font-size:.9rem; font-weight:700; color:var(--accent); }
.som-report-modal__body { flex:1; overflow-y:auto; padding:1.25rem; }
.som-report-modal__footer { padding:.75rem 1rem; border-top:1px solid var(--border);
  display:flex; justify-content:flex-end; gap:.5rem; flex-shrink:0; }

/* Report page: intentional light-mode print simulation inside the dark UI.
   Colors here are NOT design system tokens — they represent paper and ink. */
.som-report-page { background:#fff; border-radius:8px; overflow:hidden;
  box-shadow:0 4px 24px rgba(0,0,0,.4); font-family:system-ui,sans-serif;
  color:#1e2130; }
.som-report-page__header { background:#13151f; padding:.9rem 1.2rem;
  display:flex; align-items:center; justify-content:space-between; }
.som-report-page__header-title { font-size:.95rem; font-weight:700;
  color:#e8eaf0; letter-spacing:-.01em; }
.som-report-page__header-date { font-size:.72rem; color:#8b92a8; }
.som-report-page__section { padding:1rem 1.2rem; }
.som-report-page__section + .som-report-page__section {
  border-top:1px solid #e2e8f0; }
.som-report-section-title { font-size:.7rem; font-weight:700; text-transform:uppercase;
  letter-spacing:.08em; color:#475569; margin-bottom:.75rem; }
.som-report-farm-row { display:flex; gap:1.2rem; align-items:flex-start; }
.som-report-farm-row canvas { border-radius:6px; flex-shrink:0; }
.som-report-location { font-size:.65rem; color:#64748b; font-style:italic;
  text-align:center; max-width:120px; line-height:1.3; }
.som-report-info-table { flex:1; display:flex; flex-direction:column; gap:.45rem; }
.som-report-info-row { display:flex; flex-direction:column; gap:.1rem; }
.som-report-info-label { font-size:.65rem; font-weight:600; text-transform:uppercase;
  letter-spacing:.06em; color:#64748b; }
.som-report-info-value { font-size:.8rem; color:#1e2130; font-weight:500; }
.som-report-chart-wrap img { width:100%; border-radius:4px; display:block; }
.som-report-disclaimer { font-size:.68rem; color:#94a3b8; font-style:italic;
  padding:.75rem 1.2rem; background:#f8fafc; }
.som-report-footer { background:#f1f5f9; padding:.55rem 1.2rem;
  display:flex; justify-content:space-between; align-items:center; }
.som-report-footer span { font-size:.65rem; color:#94a3b8; }

/* ── SOM tabs ────────────────────────────────────────────────────────────── */
.som-tabs {
  display: flex;
  border-bottom: 1px solid #294766;
  padding: 0 1.25rem;
  gap: 0;
  flex-shrink: 0;
}
.som-tab {
  padding: 0.55rem 1.1rem;
  font-size: 0.85rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: #9bb6d2;
  cursor: pointer;
  transition: color 0.15s;
}
.som-tab--active {
  color: #22d3ee;
  border-bottom-color: #22d3ee;
  font-weight: 600;
}
.som-tab:hover:not(.som-tab--active) { color: #e2e8f0; }

/* ── SOM Predict panel ───────────────────────────────────────────────────── */
/* ── SOM boundary layer toggle & legend ─────────────────────────────────── */
.som-layer-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--text);
  cursor: pointer;
  padding: 0.3rem 0;
}
.som-layer-legend {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--text-muted, #9bb6d2);
  padding: 0.25rem 0;
  flex-wrap: wrap;
}
.som-legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}
.som-legend-dot--gee    { background: #34d399; }
.som-legend-dot--no-gee { background: #64748b; }

.som-predict-field-info {
  font-size: 0.875rem;
  color: #e2e8f0;
  padding: 0.35rem 0;
}
.som-metrics-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  color: #9bb6d2;
}
.som-metrics-table th,
.som-metrics-table td {
  padding: 0.3rem 0.5rem;
  border-bottom: 1px solid #294766;
  text-align: left;
}
.som-metrics-table th { color: #e2e8f0; font-weight: 600; }

/* Progress bar */
.som-progress { display:flex; flex-direction:column; gap:.35rem; margin:.4rem 0 .2rem; }
.som-progress__bar-wrap { height:5px; background:#1a2a3a; border-radius:3px; overflow:hidden; }
.som-progress__bar {
    height:100%; width:0%;
    background:linear-gradient(90deg, #0ea5e9, #22d3ee);
    border-radius:3px;
    transition:width .9s ease-out;
    position:relative; overflow:hidden;
}
.som-progress__bar::after {
    content:''; position:absolute; top:0; left:0;
    width:60%; height:100%;
    background:linear-gradient(90deg, transparent, rgba(255,255,255,0.35), transparent);
    animation:som-shimmer 1.4s infinite;
}
@keyframes som-shimmer {
    0%   { transform:translateX(-100%); }
    100% { transform:translateX(280%); }
}
.som-progress__stage { font-size:.72rem; color:var(--muted); min-height:1em; }

/* Unit toggle pill */
.som-unit-toggle { display:flex; align-items:center; gap:.4rem; margin-bottom:.6rem; font-size:.75rem; color:var(--muted); }
.som-unit-btn { padding:.2rem .75rem; border-radius:999px; border:1px solid var(--border);
    background:transparent; color:var(--muted); cursor:pointer; font-size:.75rem;
    transition:background .15s, color .15s; }
.som-unit-btn--active { background:#22d3ee; color:#0f1e2e; border-color:#22d3ee; font-weight:600; }

/* 1-image error block */
.som-predict-error { background:#1e1e2e; border-left:3px solid #f87171;
    border-radius:4px; padding:.75rem 1rem; margin-bottom:.5rem; }
.som-predict-error__title { color:#f87171; font-weight:600; font-size:.82rem; margin:0 0 .4rem; }
.som-predict-error__body  { color:#9bb6d2; font-size:.78rem; margin:0; line-height:1.5; }

/* Farmer interpretation */
.som-interpretation { font-size:.78rem; color:#9bb6d2; margin-top:.5rem;
    padding:.5rem .75rem; background:#1a2a3a; border-radius:4px; line-height:1.5; }

/* Help collapsible */
.som-help { border-top:1px solid var(--border); margin-top:.75rem; padding-top:.25rem; }
.som-help__toggle { cursor:pointer; font-size:.8rem; color:var(--muted);
    padding:.4rem 0; list-style:none; user-select:none; }
.som-help__toggle::-webkit-details-marker { display:none; }
.som-help__body { display:flex; flex-direction:column; gap:.5rem; padding:.4rem 0 .25rem; }
.som-help__section-title { font-weight:600; color:#e2e8f0; font-size:.8rem;
    margin:.4rem 0 0; padding-top:.4rem; border-top:1px solid var(--border); }
.som-help__body > p:first-of-type { margin-top:0; }
.som-help__body p { color:#9bb6d2; font-size:.75rem; margin:0; line-height:1.55; }

/* Focus rings for keyboard navigation */
.btn:focus-visible,
.map-control-btn:focus-visible,
.som-modal__close:focus-visible,
.som-report-modal__close:focus-visible,
.unified-nav__link:focus-visible,
.unified-nav__lang:focus-visible,
.chat-toggle:focus-visible,
.chat-send-btn:focus-visible,
.chat-panel__close:focus-visible,
.stac-item:focus-visible,
.bdppad-item:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .btn,
  .som-input,
  .map-control-btn,
  .bdppad-item,
  .chat-toggle,
  .chat-send-btn,
  .chat-panel__close,
  .stac-item { transition: none; }
}

/* ── Data Catalog Modal ───────────────────────────────────────────────────── */

.unified-nav__link--btn {
  background: none;
  cursor: pointer;
  font-family: inherit;
}

.catalog-modal {
  position: fixed; inset: 0; z-index: var(--z-modal);
  display: flex; align-items: center; justify-content: center;
}
.catalog-modal[hidden] { display: none; }

.catalog-modal__backdrop {
  position: absolute; inset: 0;
  background: rgba(0, 0, 0, 0.55);
}

.catalog-modal__dialog {
  position: relative; z-index: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: min(800px, 96vw);
  max-height: 90vh;
  display: flex; flex-direction: column;
  overflow: hidden;
}

.catalog-modal__header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.catalog-modal__header h2 {
  font-size: 0.95rem; font-weight: 700;
  color: var(--accent); margin: 0;
}

.catalog-modal__body {
  flex: 1; overflow-y: auto;
  padding: 1rem;
  display: flex; flex-direction: column;
}

.catalog-subsection {
  display: flex; flex-direction: column;
  gap: 0.55rem;
  padding-bottom: 1rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.catalog-subsection:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.catalog-list {
  display: flex; flex-direction: column; gap: 0.4rem;
}

.catalog-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(22, 48, 79, 0.45);
  padding: 0.6rem 0.75rem;
  display: flex; flex-direction: column; gap: 0.3rem;
}

.catalog-card__header {
  display: flex; align-items: center;
  justify-content: space-between; gap: 0.5rem;
}

.catalog-card__name {
  font-size: 0.82rem; font-weight: 600;
  color: var(--text); word-break: break-word; flex: 1;
}

.catalog-card__desc {
  font-size: 0.75rem; color: var(--muted);
  line-height: 1.45; margin: 0;
}

.catalog-card__temporal {
  font-size: 0.72rem; color: var(--muted);
  font-style: italic; margin: 0;
}

.catalog-badge {
  font-size: 0.65rem; font-weight: 700;
  letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.15rem 0.45rem; border-radius: 4px;
  flex-shrink: 0; white-space: nowrap;
}
.catalog-badge--postgis { background: rgba(62, 207, 142, 0.15); color: var(--accent);  border: 1px solid var(--accent); }
.catalog-badge--parquet  { background: rgba(245, 158, 11, 0.15); color: #f59e0b;       border: 1px solid #f59e0b; }
.catalog-badge--stac     { background: rgba(34, 211, 238, 0.15); color: #22d3ee;       border: 1px solid #22d3ee; }
.catalog-badge--process  { background: rgba(167, 139, 250, 0.15); color: #a78bfa;      border: 1px solid #a78bfa; }

.catalog-status { font-size: 0.75rem; color: var(--muted); margin: 0; }
.catalog-status--error { color: var(--warning); }