/* Approved Coral homepage: one composition, shared light/dark tokens. */
html[data-vertical="coral"][data-theme] body {
  background: radial-gradient(ellipse at 15% 0, color-mix(in srgb, var(--coral-primary) 8%, transparent), transparent 65%), var(--coral-canvas);
}
.coral-shell { max-width: 1480px; width: min(100% - 32px, 1480px); padding: 12px 0 30px; }
.coral-page-watermark { display: none; }
header#appHeader.coral-app-header { padding: 12px 20px; gap: 18px; margin-bottom: 14px; border: 1px solid var(--coral-border); border-radius: 16px; background: var(--coral-surface); box-shadow: 0 3px 14px #061c3510; }
.coral-brand-title { font-size: 1.35rem; letter-spacing: -.035em; }
.coral-brand-subtitle { font-size: .65rem; letter-spacing: .24em; }
.main-nav { gap: 12px; min-width: 0; }
.main-nav .nav-tab { min-height: 44px; padding: 10px 12px; font-size: .88rem; }
.main-nav .nav-tab::after { display: none; }
.coral-dashboard-layout { margin-top: 0; }
.coral-main-column { display: block; max-width: none; }
.coral-home-top { display: grid; grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr); gap: 16px; align-items: stretch; }
.coral-home-top > #appHero { grid-column: 1; grid-row: 1; min-height: 480px; margin: 0; padding: 34px 28px; border: 1px solid var(--coral-border); border-radius: 16px; align-self: stretch; overflow: hidden; background-image: linear-gradient(90deg, var(--coral-hero-veil), color-mix(in srgb, var(--coral-hero-veil) 89%, transparent) 45%, transparent 100%), url('/assets/coral/reef-atmosphere.webp'); background-position: 64% center; background-size: cover; }
#coralHeroHeading { font-size: clamp(2rem, 3.1vw, 2.8rem); line-height: 1.12; letter-spacing: -.045em; max-width: 19ch; margin: 16px 0; }
#appHero .coral-hero-kicker { font-size: .73rem; letter-spacing: .1em; text-transform: uppercase; }
#appHero > p:not(.coral-hero-kicker) { font-size: .98rem; line-height: 1.65; max-width: 36ch; }
#appHero .coral-capability-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 32px; max-width: 380px; font-size: .8rem; }
.coral-capability-list li { flex-direction: column; align-items: flex-start; gap: 10px; }
.coral-capability-list li::before { display: none; }
.coral-capability-list .coral-ui-icon { width: 38px; height: 38px; flex: 0 0 38px; padding: 7px; border: 1px solid var(--coral-border); border-radius: 50%; background: var(--coral-surface); color: var(--coral-link); }
.coral-home-top > #diagnoseView { grid-column: 2; grid-row: 1; width: 100%; margin: 0; min-width: 0; }
.coral-home-top .coral-upload { padding: 20px; margin: 0; gap: 16px; border: 1px solid var(--coral-border); border-radius: 16px; background: var(--coral-surface); box-shadow: 0 3px 14px #061c3510; }
.coral-upload-header h2 { font-size: 1.45rem; line-height: 1.2; margin: 0 0 6px; letter-spacing: -.035em; }
.coral-upload-header p { font-size: .82rem; line-height: 1.5; margin: 0; }
.coral-home-top .coral-photo-column { padding: 20px 14px 12px; border: 1px dashed var(--coral-primary); border-radius: 12px; background: var(--coral-pale); min-width: 0; }
.coral-photo-prompt { gap: 9px; padding: 4px 0 14px; text-align: center; border: 0; background: transparent; }
.coral-photo-prompt strong { font-size: .87rem; }
.coral-photo-prompt > span:last-child { font-size: .73rem; line-height: 1.6; }
.coral-photo-icon { background: transparent; }
.coral-photo-icon .coral-ui-icon { width: 40px; height: 40px; color: var(--coral-link); }
.coral-photo-column .coral-actions-row { display: grid; grid-template-columns: 1fr; margin: 0; gap: 9px; }
.coral-photo-column .coral-actions-row > label { width: 100%; min-height: 44px; font-size: .82rem; padding: 10px; }
.coral-photo-column .secondary-upload-row { margin-top: 10px; }
.coral-format-help { margin-top: 14px; font-size: .72rem; }
.coral-format-help summary { color: var(--coral-muted); cursor: pointer; }
.coral-format-help p { font-size: .74rem; line-height: 1.6; }
.coral-home-top .coral-context-section { gap: 8px; margin: 0; }
.coral-context-intro { font-size: .76rem; margin: 0 0 2px; }
.coral-context-intro span { display: block; font-size: .7rem; }
.coral-home-top .coral-context-card { border-radius: 10px; background: var(--coral-surface); box-shadow: none; min-width: 0; }
.coral-home-top .coral-context-card > summary { min-height: 49px; padding: 11px 10px; gap: 8px; font-size: .77rem; color: var(--coral-ink); background: var(--coral-surface); border-radius: 10px; }
.coral-context-card > summary .coral-ui-icon { width: 18px; height: 18px; flex-shrink: 0; color: var(--coral-link); }
.coral-home-top .coral-context-card > summary small { font-size: .68rem; margin-top: 3px; }
.coral-home-top .coral-disclosure-body { padding: 0 10px 12px; }
.coral-home-top #observationNotes { min-height: 74px; font-size: .8rem; padding: 10px; }
.coral-home-top .params-entry-grid, .coral-home-top .context-select-grid { grid-template-columns: 1fr; }
.coral-home-top .analyze-action-row { margin: 0; display: flex; flex-direction: column; gap: 8px; }
.coral-home-top #analyzeBtn { width: 100%; min-height: 46px; border-radius: 9px; }
html[data-vertical="coral"][data-theme] .coral-btn-action:disabled { color: var(--coral-muted); background: var(--coral-pale); border-color: var(--coral-border); cursor: not-allowed; box-shadow: none; }
#diagnoseQuotaStatus:empty, #coralStatus:empty { display: none; }
.coral-home-top .preview-container { width: 100%; }
.coral-home-top .preview-gallery { grid-template-columns: 1fr; }
.coral-home-top .preview-gallery img { max-height: 190px; object-fit: contain; }
.coral-home-top .preview-toolbar { flex-wrap: wrap; }
.coral-reef-dashboard { margin-top: 16px; }
.coral-reef-dashboard-header { display: none; }
.coral-dashboard-grid { grid-template-columns: minmax(0, 2.25fr) minmax(240px, .85fr); gap: 16px; margin-top: 0; align-items: stretch; }
.coral-snapshot-card { grid-column: 1 / -1; display: block; }
.coral-snapshot-title { font-size: 1.3rem; font-weight: 700; letter-spacing: -.025em; color: var(--coral-ink); grid-column: 1; margin: 0; }
.coral-snapshot-card .coral-guest-eyebrow { display: none; }
.coral-snapshot-card h3 { font-size: .85rem; margin-top: 6px; color: var(--coral-muted); overflow-wrap: anywhere; }
.coral-dashboard-card-heading > div:first-child { min-width: 0; }
.coral-snapshot-context { margin: 10px 0 14px; font-size: .76rem; }
.coral-snapshot-controls { display: flex; align-items: flex-end; gap: 12px; min-width: 0; }
.coral-snapshot-select-label { min-width: 0; max-width: 100%; color: var(--coral-muted); }
.coral-snapshot-select-label select { max-width: 100%; width: 260px; min-width: 0; }
.coral-reading-grid { grid-column: 1 / -1; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 8px; margin: 0; }
.coral-reading-card { min-width: 0; min-height: 115px; padding: 12px; border: 1px solid var(--coral-border); border-radius: 10px; background: var(--coral-surface); }
.coral-reading-card:last-child { grid-column: auto; }
.coral-reading-card dt { font-size: .72rem; line-height: 1.45; }
.coral-reading-card dd { margin: 8px 0 5px; font-size: 1.13rem; letter-spacing: -.025em; color: var(--coral-ink); }
.coral-reading-card small { font-size: .65rem; color: var(--coral-muted); }
.coral-reading-icon { background: transparent; padding: 0; margin-bottom: 6px; }
.coral-snapshot-card .coral-dashboard-detail-button { margin: 0; align-self: flex-end; min-height: 44px; font-size: .78rem; }
.coral-snapshot-card, .coral-tank-preview, .coral-home-guide, .coral-dashboard-empty, .coral-dashboard-message { padding: 20px; border: 1px solid var(--coral-border); border-radius: 16px; background: var(--coral-surface); box-shadow: 0 3px 14px #061c3510; }
.coral-dashboard-card-heading h3 { font-size: 1.15rem; }
.coral-dashboard-heading-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.coral-dashboard-heading-actions button { padding: 8px 10px; min-height: 44px; font-size: .76rem; }
.coral-tank-preview-note { font-size: .76rem; margin: 10px 0; }
.coral-tank-preview-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.coral-tank-preview-card { display: flex; flex-direction: column; align-items: stretch; padding: 0; gap: 0; border: 1px solid var(--coral-border); border-radius: 12px; overflow: hidden; background: var(--coral-surface); min-width: 0; }
.coral-tank-cover { position: relative; width: 100%; aspect-ratio: 2 / 1; overflow: hidden; background: var(--coral-pale); flex-shrink: 0; }
.coral-tank-art, .coral-tank-cover > img.coral-tank-preview-image { position: absolute; inset: 0; width: 100%; height: 100%; border-radius: 0; object-fit: cover; }
.coral-tank-preview-copy { padding: 14px; display: flex; flex-direction: column; flex: 1; gap: 8px; min-width: 0; }
.coral-tank-preview-copy h3 { font-size: .95rem; margin: 0; overflow-wrap: anywhere; }
.coral-tank-preview-copy p { margin: 0; font-size: .75rem; display: flex; flex-wrap: wrap; gap: 4px 10px; }
.coral-tank-preview-copy button { align-self: stretch; margin-top: auto; display: flex; justify-content: space-between; min-height: 40px; font-size: .78rem; }
.coral-home-guide { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.coral-home-guide img { display: block; width: 100%; height: 140px; object-fit: cover; object-position: right center; border-radius: 10px; }
.coral-home-guide h3 { margin: 0; color: var(--coral-ink); font-size: 1.1rem; line-height: 1.4; letter-spacing: -.02em; }
.coral-home-guide p:not(.coral-guest-eyebrow) { margin: 0; color: var(--coral-muted); font-size: .83rem; line-height: 1.6; }
.coral-home-guide a { color: var(--coral-link); display: inline-flex; gap: 8px; align-items: center; min-height: 44px; margin-top: auto; font-size: .84rem; font-weight: 600; text-decoration: none; }
.coral-home-guide a:hover { text-decoration: underline; }
.coral-quick-tools, .coral-dashboard-empty { padding: 20px; border: 1px solid var(--coral-border); border-radius: 16px; background: var(--coral-surface); box-shadow: 0 3px 14px #061c3510; }
.coral-quick-tools { grid-column: 1 / -1; min-width: 0; }
.coral-quick-tools .coral-dashboard-card-heading { margin-bottom: 12px; }
.coral-quick-tools h3 { margin: 0; color: var(--coral-ink); font-size: 1.1rem; }
.coral-quick-tools .coral-guest-eyebrow { margin: 0 0 4px; }
.coral-quick-tools-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.coral-quick-tool { display: flex; min-width: 0; min-height: 68px; align-items: center; justify-content: flex-start !important; gap: 11px; padding: 10px 12px !important; text-align: left; }
.coral-quick-tool > span:last-child { display: grid; gap: 3px; min-width: 0; }
.coral-quick-tool strong { color: var(--coral-ink); font-size: .82rem; line-height: 1.3; }
.coral-quick-tool small { color: var(--coral-muted); font-size: .7rem; line-height: 1.3; }
.coral-quick-tool-icon { display: grid; width: 38px; height: 38px; flex: 0 0 38px; place-items: center; border-radius: 11px; background: var(--coral-pale); color: var(--coral-link); }
.coral-quick-tool-icon .coral-ui-icon { width: 21px; height: 21px; }
.coral-quick-tools-empty { margin: 0 0 12px; color: var(--coral-muted); font-size: .83rem; }
.coral-quick-tools-grid button:disabled { cursor: not-allowed; opacity: .62; }
.coral-dashboard-empty-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr); gap: 14px; }
.coral-dashboard-empty-layout .coral-dashboard-empty { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 12px; margin: 0; }
.coral-dashboard-empty-layout .coral-quick-tools { grid-column: auto; }
.coral-home-assistant { display: flex; align-items: center; gap: 16px; padding: 16px 20px; margin-top: 16px; background: var(--coral-surface); border: 1px solid var(--coral-border); border-radius: 14px; }
.coral-home-assistant-icon { display: grid; place-items: center; flex-shrink: 0; color: #fff; background: #7254b9; width: 44px; height: 44px; border-radius: 12px; }
.coral-home-assistant h2 { margin: 0 0 4px; color: var(--coral-ink); font-size: 1.04rem; }
.coral-home-assistant p { margin: 0; color: var(--coral-muted); font-size: .82rem; }
.coral-home-assistant > button { margin-left: auto; flex-shrink: 0; font-size: .82rem; min-height: 44px; }
.coral-tank-card { padding: 0; overflow: hidden; }
.coral-tank-card > .coral-tank-cover { aspect-ratio: 2.5 / 1; }
.coral-tank-card > :not(.coral-tank-cover) { margin-inline: 18px; }
.coral-tank-card .tank-card-header { padding-top: 16px; }
.coral-tank-card .tank-card-actions { padding-bottom: 16px; }
body.coral-results-state .coral-home-top { display: block; }
body.coral-results-state .coral-home-assistant, body.coral-tanks-state .coral-home-assistant { display: none; }
body.coral-tanks-state .coral-home-top > #appHero { display: none; }
body.coral-guest-check .coral-home-top:has(#diagnosisWorkspace:not([hidden])) { display: block; }
body.coral-guest-check .coral-home-top:has(#diagnosisWorkspace:not([hidden])) > #appHero,
body.coral-guest-check:has(#diagnosisWorkspace:not([hidden])) .coral-home-assistant { display: none; }
@media (max-width: 1180px) {
  .coral-home-top { grid-template-columns: 1fr; }
  .coral-home-top > #appHero { grid-column: 1; grid-row: auto; min-height: 285px; padding: 28px; background-position: right 52%; }
  .coral-home-top > #diagnoseView { grid-column: 1; grid-row: auto; }
  #coralHeroHeading { font-size: 2.25rem; }
  #appHero .coral-capability-list { margin-top: 22px; }
  .coral-photo-column .coral-actions-row { grid-template-columns: 1fr 1fr; }
  .coral-tank-preview-grid { gap: 8px; }
  .coral-dashboard-grid { grid-template-columns: minmax(0, 1fr); }
  .coral-quick-tools { grid-column: 1; }
  .coral-home-guide { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 6px 18px; }
  .coral-home-guide img { grid-column: 1; grid-row: 1 / 5; height: 100%; min-height: 130px; }
  .coral-home-guide > :not(img) { grid-column: 2; }
  .coral-reading-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .account-name { display: none; }
}
@media (max-width: 700px) {
  .coral-shell { width: calc(100% - 24px); padding-top: 8px; }
  header#appHeader.coral-app-header { display: grid; grid-template-columns: minmax(0, 1fr) auto; padding: 12px; gap: 12px; border-radius: 12px; }
  .header-actions { grid-column: 2; grid-row: 1; flex-wrap: nowrap; gap: 8px; }
  .main-nav { display: grid; grid-column: 1 / -1; grid-row: 2; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); width: 100%; gap: 0; }
  .coral-guest-nav { grid-column: 1 / -1; grid-row: 2; }
  .main-nav .nav-tab { white-space: nowrap; min-width: 0; font-size: .72rem; padding-inline: 4px; }
  .coral-home-top > #appHero { min-height: 300px; padding: 24px 20px; }
  #coralHeroHeading { font-size: 2rem; }
  #appHero > p:not(.coral-hero-kicker) { font-size: .9rem; max-width: 30ch; }
  #appHero .coral-capability-list { gap: 10px; font-size: .73rem; }
  .coral-home-top .coral-upload { grid-template-columns: 1fr; padding: 16px; }
  .coral-home-top .coral-photo-column, .coral-home-top .coral-context-section { grid-column: 1; grid-row: auto; }
  .coral-home-top .coral-photo-column { padding: 16px 12px; }
  .coral-home-top .params-entry-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .coral-reading-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .coral-snapshot-card, .coral-tank-preview, .coral-home-guide { padding: 16px; }
  .coral-quick-tools, .coral-dashboard-empty { padding: 16px; }
  .coral-quick-tools-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .coral-snapshot-title { font-size: 1.05rem; }
  .coral-dashboard-card-heading { align-items: flex-start; flex-wrap: wrap; gap: 12px; }
  .coral-dashboard-heading-actions { justify-content: flex-start; }
  .coral-snapshot-select-label { max-width: 100%; width: 100%; }
  .coral-snapshot-controls { width: 100%; flex-wrap: wrap; }
  .coral-snapshot-select-label select { width: 100%; }
  .coral-tank-preview-grid { grid-template-columns: 1fr; }
  .coral-tank-preview-card { display: grid; grid-template-columns: 110px minmax(0, 1fr); }
  .coral-tank-preview-card .coral-tank-cover { height: 100%; aspect-ratio: auto; min-height: 140px; }
  .coral-home-guide { grid-template-columns: 95px minmax(0, 1fr); gap: 8px 12px; }
  .coral-home-guide h3 { font-size: .98rem; }
  .coral-home-guide img { min-height: 145px; }
  .coral-home-assistant { flex-wrap: wrap; padding: 16px; gap: 12px; }
  .coral-home-assistant > div { flex: 1; min-width: 0; }
  .coral-home-assistant > button { margin: 0; width: 100%; }
}
@media (max-width: 400px) {
  header#appHeader.coral-app-header { gap: 8px; padding: 10px; }
  .coral-brand-title { font-size: 1.05rem; }
  .coral-brand-logo { width: 28px; height: 28px; }
  .coral-theme-control select { max-width: 80px; }
  .coral-dashboard-empty-layout { grid-template-columns: 1fr; }
  .coral-quick-tool { align-items: flex-start; gap: 8px; padding: 9px !important; }
  .coral-quick-tool-icon { width: 32px; height: 32px; flex-basis: 32px; }
  .coral-quick-tool strong { font-size: .75rem; }
  .coral-quick-tool small { font-size: .65rem; }
  .account-menu-trigger { padding-inline: 0; gap: 4px; }
}
@media (prefers-reduced-motion: reduce) {
  .coral-home-top *, .coral-home-assistant *, .coral-dashboard-grid * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}