/* CSS VARIABLES & RESET */
:root {
  --bg: #ffffff;
  --bg2: #f7f8fb;
  --bg3: #eef1f6;
  --sidebar-bg: var(--bg2);
  --sidebar-hover: #eef1f6;
  --sidebar-active: #ebf0ff;
  --sidebar-text: #2d3748;
  --sidebar-text-active: #1d4ed8;
  --sidebar-section: #718096;
  --border: #dce1ea;
  --border2: #c8cfd9;
  --text1: #1a2332;
  --text2: #4a5568;
  --text3: #718096;
  --text4: #a0aec0;
  --accent: #2563eb;
  --accent-light: #ebf0ff;
  --accent-hover: #1d4ed8;
  --green: #16a34a;
  --green-bg: #ecfdf5;
  --amber: #d97706;
  --amber-bg: #fffbeb;
  --red: #dc2626;
  --red-bg: #fef2f2;
  --teal: #0d9488;
  --teal-bg: #f0fdfa;
  --purple: #7c3aed;
  --purple-bg: #f5f3ff;
  --card-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --card-shadow-hover: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
  --sans: 'Source Sans 3', -apple-system, sans-serif;
  --mono: 'Source Code Pro', monospace;
  --display: 'Fraunces', serif;
  --sidebar-w: 240px;
  --header-h: 0px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scrollbar-gutter: stable; }
.nowrap { white-space: nowrap; }
body { font-family: var(--sans); background: var(--bg2); color: var(--text1); min-height: 100vh; }

/* LAYOUT */
.app { display: flex; min-height: 100vh; }

/* SIDEBAR */
.sidebar {
  width: var(--sidebar-w); min-height: 100vh; background: var(--sidebar-bg);
  position: fixed; top: 0; left: 0; z-index: 100;
  display: flex; flex-direction: column;
  overflow-y: auto; overflow-x: hidden;
  transition: transform 0.3s ease;
}
.sidebar-brand {
  padding: 20px 18px 16px; display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.sidebar-brand svg { flex-shrink: 0; }
.sidebar-brand-logo {
  display: block;
  width: 100%;
  height: auto;
}
.sidebar-brand-text { font-family: var(--display); font-weight: 700; font-size: 18px; color: #fff; letter-spacing: -0.02em; }
.sidebar-brand-sub { font-size: 13px; color: var(--sidebar-section); text-transform: capitalize; letter-spacing: 0.08em; margin-top: 2px; }

.sidebar-section { padding: 20px 18px 6px; font-size: 13px; font-weight: 600; text-transform: capitalize; letter-spacing: 0.1em; color: var(--sidebar-section); }
.sidebar-nav { list-style: none; padding: 4px 8px; }
.sidebar-nav li a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 8px; font-size: 14px; font-weight: 500;
  color: var(--sidebar-text); text-decoration: none; transition: all 0.15s;
  cursor: pointer;
}
.sidebar-nav li a:hover { background: var(--sidebar-hover); color: var(--text1); }
.sidebar-nav li a.active { background: var(--sidebar-active); color: var(--sidebar-text-active); font-weight: 600; }
.sidebar-nav li a .nav-icon { width: 20px; height: 20px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; opacity: 0.7; }
.sidebar-nav li a.active .nav-icon { opacity: 1; }
.sidebar-nav li a .nav-badge {
  margin-left: auto; background: #e6ebf3; color: var(--sidebar-text);
  font-size: 13px; font-weight: 600; padding: 1px 7px; border-radius: 10px; font-family: var(--mono);
}
.sidebar-nav li a.active .nav-badge { background: rgba(37,99,235,0.12); color: var(--sidebar-text-active); }

.sidebar-footer {
  margin-top: auto; padding: 16px 18px; border-top: 1px solid var(--border);
  font-size: 13px; color: var(--sidebar-section); line-height: 1.6;
}
.sidebar-footer a { color: var(--sidebar-text); text-decoration: none; }
.sidebar-footer a:hover { color: var(--text1); }

/* MAIN */
.main { margin-left: var(--sidebar-w); flex: 1; min-width: 0; }

/* TOP BAR */
.topbar {
  background: var(--bg); border-bottom: 1px solid var(--border);
  padding: 12px 32px; display: flex; align-items: center; gap: 10px;
  position: sticky; top: 0; z-index: 50;
}
.search-box {
  flex: 1 1 auto; max-width: none; min-width: 0; position: relative;
}
.search-box input {
  width: 100%; padding: 10px 14px 10px 40px; border: 1px solid var(--border);
  border-radius: 8px; font-size: 14px; font-family: var(--sans);
  background: var(--bg2); color: var(--text1); outline: none; transition: all 0.2s;
}
.search-box input:focus { border-color: var(--accent); background: var(--bg); box-shadow: 0 0 0 3px var(--accent-light); }
.search-box input::placeholder { color: var(--text4); }
.search-box .search-icon {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--text4); pointer-events: none;
}
.topbar-search-btn,
.theme-toggle {
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease, color .15s ease, box-shadow .15s ease, transform .15s ease;
}
.topbar-search-btn {
  padding: 0 16px;
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.topbar-search-btn:hover { background: var(--accent-hover); border-color: var(--accent-hover); transform: translateY(-1px); }
.theme-toggle {
  width: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  color: var(--text2);
}
.theme-toggle:hover { background: var(--bg3); border-color: var(--border2); color: var(--text1); }
.theme-toggle .theme-icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .theme-icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .theme-icon-moon { display: block; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.topbar-btn {
  padding: 8px 16px; border-radius: 7px; font-size: 13px; font-weight: 600; font-family: var(--sans);
  cursor: pointer; border: none; transition: all 0.15s;
}
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text2); }
.btn-outline:hover { background: var(--bg3); border-color: var(--border2); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }

/* PAGE CONTENT */
.page { display: none; padding: 28px 32px 60px; }
.page.active { display: block; }

.page-header { margin-bottom: 4px; }
.page-title { font-family: var(--display); font-size: 28px; font-weight: 700; color: var(--text1); letter-spacing: -0.02em; }
.page-desc { font-size: 15px; color: var(--text3); line-height: 1.6; margin-top: 6px; max-width: 720px; }

/* METRICS PANEL (Dashboard overview) */
.metrics-panel {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: 12px;
  overflow: hidden;
  margin: 22px 0 20px;
  box-shadow: var(--card-shadow);
}
.metric-cell {
  background: var(--bg);
  padding: 18px 16px 16px;
  position: relative;
  transition: background 0.15s;
}
.metric-cell:hover { background: #fafbfd; }
.metric-label {
  font-size: 13px;
  font-weight: 600;
  text-transform: capitalize;
  letter-spacing: 0.08em;
  color: var(--text3);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 5px;
}
.metric-label svg { opacity: 0.55; flex-shrink: 0; }
.metric-val {
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--text1);
  letter-spacing: -0.02em;
  line-height: 1;
}
.metric-val .metric-unit {
  font-size: 13px;
  font-weight: 500;
  color: var(--text3);
  margin-left: 3px;
  letter-spacing: 0;
}
.metric-sub {
  font-size: 13px;
  color: var(--text4);
  margin-top: 5px;
  font-family: var(--mono);
}
.metric-val.accent { color: var(--accent); }
.metric-val.green { color: var(--green); }
.metric-val.amber { color: var(--amber); }
.metric-val.purple { color: var(--purple); }
.metric-val.teal { color: var(--teal); }
@media (max-width: 1100px) {
  .metrics-panel { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .metrics-panel { grid-template-columns: repeat(2, 1fr); }
  .metric-val { font-size: 22px; }
}

/* FILTER BAR */
.filter-bar { display: flex; align-items: center; gap: 10px 14px; margin: 18px 0 20px; flex-wrap: wrap; row-gap: 12px; }
.filter-group {
  display: inline-flex; align-items: center; gap: 6px; flex-wrap: wrap;
  padding-right: 4px;
}
.filter-group + .filter-group { border-left: 1px solid var(--border); padding-left: 14px; }
.filter-label {
  font-size: 13px; font-weight: 600; color: var(--text3);
  text-transform: capitalize; letter-spacing: 0.06em;
  margin-right: 2px;
}
.filter-tag {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 12px; border-radius: 20px; font-size: 13px; font-weight: 600;
  border: 1px solid var(--border); background: var(--bg); color: var(--text2);
  cursor: pointer; transition: all 0.15s; user-select: none;
}
.filter-tag:hover { background: var(--bg3); }
.filter-tag.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.filter-tag .tag-x { font-size: 14px; line-height: 1; margin-left: 2px; opacity: 0; pointer-events: none; }
.filter-tag.active .tag-x { opacity: 1; pointer-events: auto; }
.filter-count { font-size: 14px; color: var(--accent); font-weight: 600; font-family: var(--mono); white-space: nowrap; }
.filter-spacer { flex: 1; min-width: 8px; }

/* Sort dropdown */
.filter-sort {
  display: inline-flex; align-items: center; gap: 6px;
}
.filter-sort select {
  padding: 6px 26px 6px 12px; border-radius: 7px; border: 1px solid var(--border);
  background: var(--bg) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%23718096' stroke-width='3'><polyline points='6 9 12 15 18 9'/></svg>") no-repeat right 8px center;
  -webkit-appearance: none; -moz-appearance: none; appearance: none;
  font-size: 13px; font-weight: 600; color: var(--text2);
  font-family: var(--sans); cursor: pointer; outline: none;
  transition: all 0.15s;
}
.filter-sort select:hover { border-color: var(--border2); background-color: var(--bg3); }
.filter-sort select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-light); }

.view-toggle { display: flex; gap: 2px; background: var(--bg3); border-radius: 7px; padding: 2px; }
.view-btn {
  padding: 6px 10px; border: none; background: transparent; border-radius: 5px;
  cursor: pointer; color: var(--text3); transition: all 0.15s;
}
.view-btn.active { background: #fff; color: var(--text1); box-shadow: var(--card-shadow); }

/* Search clear button */
.search-clear {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  width: 20px; height: 20px; border-radius: 50%; border: none;
  background: var(--bg3); color: var(--text3); cursor: pointer;
  display: none; align-items: center; justify-content: center;
  font-size: 14px; line-height: 1; transition: all 0.15s;
}
.search-clear:hover { background: var(--border2); color: var(--text1); }
.search-box.has-text .search-clear { display: inline-flex; }

/* DATASET CARDS */
.dataset-grid { display: flex; flex-direction: column; gap: 1px; background: var(--border); border-radius: 10px; overflow: hidden; }
.dataset-card {
  background: var(--bg); padding: 18px 22px;
  cursor: pointer; transition: background 0.12s;
}
.dataset-card:hover { background: #fafbfd; }
.dc-top { display: flex; align-items: flex-start; gap: 12px; }
.dc-icon {
  width: 36px; height: 36px; border-radius: 8px; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 16px; font-weight: 700; color: #fff;
}
.dc-icon.chem-LFP { background: linear-gradient(135deg, #16a34a, #15803d); }
.dc-icon.chem-NMC { background: linear-gradient(135deg, #2563eb, #1e40af); }
.dc-icon.chem-LCO { background: linear-gradient(135deg, #9333ea, #7e22ce); }
.dc-icon.chem-NCA { background: linear-gradient(135deg, #dc2626, #b91c1c); }
.dc-icon.chem-Multi { background: linear-gradient(135deg, #d97706, #b45309); }
.dc-icon.chem-Unknown { background: linear-gradient(135deg, #64748b, #475569); }

.dc-body { flex: 1; min-width: 0; }
.dc-name { font-family: var(--mono); font-size: 14px; font-weight: 600; color: var(--accent); line-height: 1.35; word-break: break-all; }
.dc-refname { font-size: 13px; color: var(--text2); margin-top: 4px; font-weight: 500; }
.dc-status-col { display: flex; flex-direction: column; align-items: flex-end; gap: 6px; flex-shrink: 0; }
.dc-version { font-family: var(--mono); font-size: 13px; color: var(--text4); }

.dc-stats { display: flex; align-items: center; gap: 16px; margin-top: 10px; flex-wrap: wrap; }
.dc-stat {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 13px; color: var(--text3);
}
.dc-stat svg { flex-shrink: 0; }
.dc-stat .stat-val { font-weight: 600; color: var(--text2); }

.status-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: 12px; font-size: 13px; font-weight: 600;
}
.status-done { background: var(--green-bg); color: var(--green); }
.status-wip { background: var(--amber-bg); color: var(--amber); }
.status-pending { background: var(--bg3); color: var(--text3); }
.status-skip { background: var(--red-bg); color: var(--red); }

.dc-year-badge {
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  color: var(--text2); background: var(--bg3);
  padding: 3px 9px; border-radius: 6px; letter-spacing: 0.02em;
}

.dc-tags { display: flex; gap: 5px; margin-top: 8px; flex-wrap: wrap; }
.dc-tag {
  font-size: 13px; font-weight: 500; padding: 2px 8px; border-radius: 4px;
  background: var(--bg3); color: var(--text3);
}
.dc-tag.cat-cycle,
.dc-tag.cat-safety,
.dc-tag.cat-eis,
.dc-tag.cat-ev { background: var(--tag-bg, var(--bg3)); color: var(--tag-fg, var(--text3)); }

/* KAGGLE-INSPIRED DATASETS LANDING */
.datasets-landing {
  max-width: none;
}
.visual-page-hero {
  position: relative;
  min-height: 344px;
  padding: 32px 0;
  margin-bottom: 18px;
  overflow: hidden;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}
.visual-page-hero .page-title {
  width: fit-content;
  max-width: min(680px, 58%);
  font-size: 34px !important;
}
.visual-page-hero .page-desc { max-width: min(680px, 58%); }
.visual-page-hero .page-title,
.visual-page-hero .page-desc,
.visual-page-actions {
  position: relative;
  z-index: 2;
}
.visual-page-hero-art {
  position: absolute;
  z-index: 1;
  right: 0;
  top: 50%;
  width: min(454px, 44%);
  height: auto;
  max-height: calc(100% - 24px);
  min-width: 0;
  object-fit: contain;
  transform: translateY(-50%);
  filter: drop-shadow(0 20px 42px rgba(15,23,42,.10));
  pointer-events: none;
  user-select: none;
}
@media (min-width: 901px) {
  .models-hero-art { top: calc(50% - 22px); }
}
.visual-page-actions { width: fit-content; max-width: min(680px, 58%); margin-top: 18px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.dataset-upload-input { display: none; }
.dataset-contribute-btn {
  display: inline-flex; align-items: center; gap: 8px;
  height: 38px; padding: 0 15px; border: 0; border-radius: 8px;
  background: var(--accent); color: #fff; font-family: var(--sans);
  font-size: 14px; font-weight: 800; cursor: pointer;
  box-shadow: 0 2px 8px rgba(37,99,235,.24);
  transition: background .15s, box-shadow .15s, transform .15s;
}
.dataset-contribute-btn:hover { background: var(--accent-hover); box-shadow: 0 6px 16px rgba(37,99,235,.30); transform: translateY(-1px); }
.dataset-search-panel {
  margin: 10px 0 32px;
  padding: 8px 0 10px;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  position: relative;
}
.dataset-search-row { display: flex; align-items: center; gap: 10px; }
.dataset-search {
  flex: 1; min-width: 220px; position: relative;
}
.dataset-search input {
  width: 100%; height: 46px; padding: 0 42px 0 44px;
  border: 1px solid color-mix(in srgb, var(--border) 78%, var(--accent-light)); border-radius: 9px;
  background: color-mix(in srgb, var(--bg2) 88%, #fff); color: var(--text1); font-family: var(--sans);
  box-shadow: 0 1px 2px rgba(22,30,48,.035), 0 5px 14px rgba(22,30,48,.035);
  font-size: 15px; outline: none; transition: var(--dataset-lift-transition, border-color .16s ease, box-shadow .16s ease, transform .16s ease, background .16s ease);
}
.dataset-search input:focus {
  background: var(--dataset-lift-bg, color-mix(in srgb, var(--bg) 96%, var(--accent-light)));
  border-color: var(--dataset-lift-border, color-mix(in srgb, var(--accent) 42%, var(--border)));
  box-shadow: var(--dataset-lift-shadow, 0 0 0 3px rgba(37,99,235,.09), 0 12px 28px rgba(37,99,235,.13), var(--card-shadow-hover));
}
.dataset-search .search-icon {
  position: absolute; left: 15px; top: 50%; transform: translateY(-50%);
  color: var(--text4); pointer-events: none; display: inline-flex; align-items: center;
}
.dataset-filter-toggle {
  height: 46px; padding: 0 14px; display: inline-flex; align-items: center; gap: 7px;
  border: 1px solid var(--border); border-radius: 9px; background: color-mix(in srgb, var(--bg2) 94%, #fff);
  color: var(--text2); font-family: var(--sans); font-size: 14px; font-weight: 800;
  cursor: pointer; transition: border-color .15s, background .15s;
}
.dataset-filter-toggle:hover { background: var(--bg2); border-color: var(--border2); }
.dataset-filter-popover {
  display: none;
  position: absolute;
  right: 18px;
  top: calc(100% - 8px);
  width: min(760px, calc(100% - 36px));
  z-index: 30;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 24px 60px rgba(15,23,42,.16), var(--card-shadow);
}
.dataset-filter-popover.open { display: block; }
.dataset-filter-all {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding-bottom: 12px; margin-bottom: 13px; border-bottom: 1px solid var(--border);
}
.dataset-filter-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
}
.dataset-filter-grid .filter-group {
  display: flex; align-items: flex-start; gap: 7px; padding: 0; border-left: 0;
}
.dataset-filter-grid .filter-group + .filter-group { border-left: 0; padding-left: 0; }
.dataset-filter-grid .filter-label {
  width: 100%; margin-bottom: 1px; text-transform: capitalize; letter-spacing: 0 !important;
  font-size: 13px !important; color: var(--text2);
}
.dataset-filter-grid .filter-tag { border-radius: 999px; padding: 4px 10px; }
.filter-type-chemistry { --tag-fg: #9a6a06; --tag-bg: #fff7d6; --tag-border: #ead58a; }
.filter-type-category { --tag-fg: #0d9488; --tag-bg: #e6fbf7; --tag-border: #a9ddd6; }
.filter-type-profile { --tag-fg: #6d5bd0; --tag-bg: #f2efff; --tag-border: #ccc3f4; }
.filter-type-form { --tag-fg: #48638f; --tag-bg: #edf3fb; --tag-border: #bcc9dd; }
.filter-type-domain { --tag-fg: #0b7694; --tag-bg: #e8f8fc; --tag-border: #acd7e2; }
.filter-type-all { --tag-fg: #2f6f56; --tag-bg: #eaf8f0; --tag-border: #b5d8c4; }
.filter-type-status { --tag-fg: var(--text3); --tag-bg: var(--bg3); --tag-border: var(--border); }
.filter-token {
  background: var(--tag-bg) !important;
  border-color: var(--tag-border) !important;
  color: var(--tag-fg) !important;
}
.filter-token.active,
.filter-token.is-active {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--tag-fg) 16%, transparent) !important;
}
.dataset-filter-actions {
  display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; padding-top: 13px;
  border-top: 1px solid var(--border);
}
.dataset-filter-action {
  height: 34px; padding: 0 14px; border-radius: 8px; font-family: var(--sans);
  font-size: 13px; font-weight: 800; cursor: pointer; border: 1px solid var(--border);
  background: #fff; color: var(--text2);
}
.dataset-filter-action:hover { background: var(--bg2); border-color: var(--border2); }
.dataset-filter-action.apply { background: var(--accent); border-color: var(--accent); color: #fff; }
.dataset-filter-action.apply:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.applied-filter-chips { display: none; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.applied-filter-chips.has-chips { display: flex; }
.applied-chip {
  display: inline-flex; align-items: center; gap: 7px; height: 28px; padding: 0 8px 0 11px;
  border-radius: 999px; border: 1px solid var(--tag-border, var(--border)); background: var(--tag-bg, var(--bg2));
  color: var(--tag-fg, var(--text2)); font-size: 13px; font-weight: 800;
}
.applied-chip button {
  width: 18px; height: 18px; border-radius: 50%; border: 0; background: transparent;
  color: var(--text3); cursor: pointer; font-size: 15px; line-height: 1;
}
.applied-chip button:hover { background: var(--border); color: var(--text1); }
.dataset-results-head {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  margin: 0 0 14px;
}
.dataset-results-head.browse { justify-content: flex-end; }
.dataset-results-head.browse .filter-count,
.dataset-results-head.browse .dataset-results-tools { display: none; }
.filter-count {
  color: var(--text1);
  font-family: var(--sans);
  font-size: 22px;
  font-weight: 850;
  line-height: 1.24;
}
.dataset-results-tools { display: flex; align-items: center; gap: 12px; }
.dataset-section { margin-top: 26px; }
.dataset-section:first-child { margin-top: 8px; }
.dataset-section-head {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  margin-bottom: 10px;
}
.dataset-section-title { display: inline-flex; align-items: center; gap: 9px; min-width: 0; }
.dataset-section-title h2 { font-size: 23px; line-height: 1.22; font-weight: 850; color: var(--text1); margin: 0; }
.dataset-section-icon {
  width: 28px; height: 28px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center;
  color: #fff; flex-shrink: 0; box-shadow: 0 8px 18px rgba(15,23,42,.10);
}
.dataset-section-icon.cat-cycle { background: var(--teal); }
.dataset-section-icon.cat-safety { background: var(--red); }
.dataset-section-icon.cat-eis { background: var(--purple); }
.dataset-section-icon.cat-ev { background: var(--amber); }
.dataset-section-meta { margin-left: 4px; color: var(--text3); font-size: 13px; font-family: var(--mono); }
.dataset-see-all {
  width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); border-radius: 8px; background: transparent; color: var(--text3);
  cursor: pointer; padding: 0; transition: background .15s, border-color .15s, color .15s;
}
.dataset-see-all:hover { color: var(--accent); background: var(--bg3); border-color: var(--border2); }
.dataset-section-head { cursor: pointer; }
.dataset-section-head .dataset-see-all { flex-shrink: 0; }
.dataset-card-grid {
  display: flex; flex-direction: column; gap: 12px;
}
.dataset-card-grid .dataset-card {
  flex: 1 1 auto;
  min-width: 0;
  max-width: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--card-shadow);
}
.dataset-card-grid .dataset-card:hover { border-color: var(--border2); box-shadow: var(--card-shadow-hover); }
.dataset-card-grid .dataset-card::before { border-radius: 10px 0 0 10px; }
.dataset-empty {
  padding: 34px; text-align: center; color: var(--text3);
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
}
@media (max-width: 960px) {
  .dataset-filter-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .dataset-search-row, .dataset-results-head, .dataset-section-head { align-items: stretch; flex-direction: column; }
  .dataset-filter-toggle, .dataset-contribute-btn { width: 100%; justify-content: center; }
  .dataset-filter-popover { right: 12px; left: 12px; width: auto; }
}

/* DATASET DETAIL MODAL */
.modal-overlay {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.4);
  z-index: 200; align-items: center; justify-content: center; padding: 24px;
}
.modal-overlay.show { display: flex; }
.modal {
  background: var(--bg); border-radius: 14px; width: 100%; max-width: 720px;
  max-height: 85vh; overflow-y: auto; box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}
.modal-header {
  padding: 22px 26px 16px; border-bottom: 1px solid var(--border);
  display: flex; align-items: flex-start; gap: 14px;
}
.modal-close {
  margin-left: auto; background: none; border: none; cursor: pointer;
  color: var(--text3); font-size: 22px; padding: 4px; line-height: 1;
}
.modal-close:hover { color: var(--text1); }
.modal-body { padding: 22px 26px 28px; }
.modal-section { margin-bottom: 20px; }
.modal-section-title { font-size: 13px; font-weight: 600; text-transform: capitalize; letter-spacing: 0.08em; color: var(--text3); margin-bottom: 8px; }
.modal-row { display: flex; gap: 24px; flex-wrap: wrap; }
.modal-field { flex: 1; min-width: 140px; }
.modal-label { font-size: 13px; color: var(--text4); margin-bottom: 2px; }
.modal-value { font-size: 14px; font-weight: 500; color: var(--text1); }
.modal-value.mono { font-family: var(--mono); font-size: 13px; }
.modal-notes { font-size: 14px; color: var(--text2); line-height: 1.6; background: var(--bg2); padding: 12px 16px; border-radius: 8px; }
.modal-link { color: var(--accent); text-decoration: none; font-size: 14px; display: block; margin-bottom: 8px; }
.modal-link:hover { text-decoration: underline; }
.modal-links-row { display: flex; flex-wrap: wrap; gap: 10px; }
.modal-link-row { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; padding: 10px 14px; border: 1px solid var(--border); border-radius: 8px; margin-bottom: 0; text-decoration: none; background: var(--bg); cursor: pointer; flex: 1; box-sizing: border-box; transition: border-color .15s, background .15s; }
.modal-link-row:hover { border-color: var(--accent); background: #f0f4ff; }
.modal-link-label { font-size: 12px; font-weight: 600; color: var(--text3); flex-shrink: 0; }
.modal-link-val { font-size: 12px; color: var(--accent); word-break: break-all; text-align: right; display: flex; align-items: center; gap: 4px; }
.modal-link-na { color: var(--text3); }
.modal-link-dl-btn { display: inline-flex; align-items: center; gap: 5px; padding: 5px 12px; background: var(--accent); color: #fff; border-radius: 6px; font-size: 12px; font-weight: 600; flex-shrink: 0; }
.modal-link-row--dl:hover .modal-link-dl-btn { background: var(--accent-hover); }
.modal-link-row--na { cursor: default; }
.modal-link-row--na:hover { border-color: var(--border); background: var(--bg); }
.modal-link-btn-na { background: var(--border2); color: var(--text3); }

/* progress checklist */
.checklist { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; }
.check-item {
  display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text2);
}
.check-item .ci-icon { width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.ci-yes { background: var(--green-bg); color: var(--green); }
.ci-no { background: var(--bg3); color: var(--text4); }

/* BENCHMARK PAGE */
.bench-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; margin-top: 20px; }
.bench-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
  padding: 20px 22px; transition: all 0.15s; cursor: default;
}
.bench-card:hover { box-shadow: var(--card-shadow-hover); border-color: var(--border2); }
.bc-title { font-size: 16px; font-weight: 600; color: var(--text1); }
.bc-desc { font-size: 13px; color: var(--text3); margin-top: 6px; line-height: 1.5; }
.bc-metrics { display: flex; gap: 16px; margin-top: 14px; flex-wrap: wrap; }
.bc-metric { text-align: center; }
.bc-metric-val { font-family: var(--mono); font-size: 20px; font-weight: 600; color: var(--accent); }
.bc-metric-label { font-size: 13px; color: var(--text4); margin-top: 2px; }

/* model table */
.model-table { width: 100%; border-collapse: collapse; margin-top: 20px; font-size: 14px; }
.model-table th {
  text-align: left; padding: 10px 14px; background: var(--bg3);
  font-weight: 600; color: var(--text2); font-size: 13px; text-transform: capitalize; letter-spacing: 0.05em;
  border-bottom: 2px solid var(--border);
}
.model-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); color: var(--text2); }
.model-table tr:hover td { background: #fafbfd; }
.model-table .best { font-weight: 700; color: var(--green); }

/* NAMING PAGE */
.naming-formula {
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
  padding: 20px 24px; margin: 18px 0 24px; text-align: center;
}
.naming-formula code {
  font-family: var(--mono); font-size: 16px; font-weight: 600; color: var(--accent);
  letter-spacing: 0.02em;
}
.naming-parts { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 14px; }
.naming-part {
  padding: 6px 14px; border-radius: 6px; font-size: 13px; font-weight: 600;
}
.np-year { background: #fef3c7; color: #92400e; }
.np-source { background: #dbeafe; color: #1e40af; }
.np-chem { background: #dcfce7; color: #166534; }
.np-form { background: #fce7f3; color: #9d174d; }
.np-rate { background: #e0e7ff; color: #3730a3; }
.np-temp { background: #ffedd5; color: #9a3412; }

/* PIPELINE & DOCS */
/* Process / pipeline stepper */
.pipeline-flow {
  display: flex; align-items: flex-start; gap: 0;
  margin: 28px 0 10px; padding: 6px 4px 2px;
}
.pf-step {
  flex: 1 1 0; min-width: 0; position: relative;
  display: flex; flex-direction: column; align-items: center; text-align: center; padding: 0 4px;
}
/* connector track from this node centre to the next */
.pf-step:not(:last-child)::after {
  content: ''; position: absolute; top: 23px; left: 50%; width: 100%; height: 2px;
  background: var(--border2); z-index: 0;
}
.pf-step.done:not(:last-child)::after { background: var(--accent); }
.pf-node {
  position: relative; z-index: 1; width: 46px; height: 46px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg); border: 2px solid var(--border2); color: var(--text4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.pf-node svg { width: 20px; height: 20px; }
.pf-step:hover .pf-node { transform: translateY(-2px); }
.pf-step.done .pf-node {
  background: var(--accent); border-color: var(--accent); color: #fff;
  box-shadow: 0 4px 12px rgba(37,99,235,0.26);
}
.pf-step.current .pf-node {
  background: var(--accent-light); border-color: var(--accent); color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-light);
}
.pf-step.current .pf-node::after {
  content: ''; position: absolute; inset: -2px; border-radius: 50%;
  border: 2px solid var(--accent); animation: pfPulse 1.8s ease-out infinite;
}
@keyframes pfPulse { 0% { transform: scale(1); opacity: 0.55; } 100% { transform: scale(1.55); opacity: 0; } }
.pf-label { margin-top: 11px; font-size: 13px; font-weight: 600; color: var(--text3); line-height: 1.3; }
.pf-step.done .pf-label { color: var(--text1); }
.pf-step.current .pf-label { color: var(--accent); }
@media (max-width: 720px) {
  .pipeline-flow { flex-direction: column; align-items: stretch; padding-left: 6px; }
  .pf-step { flex-direction: row; align-items: center; gap: 14px; text-align: left; padding: 6px 0; }
  .pf-step:not(:last-child)::after { top: 50%; left: 22px; width: 2px; height: 100%; }
  .pf-label { margin-top: 0; }
}

/* stats row */
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin: 22px 0; }
.stat-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
  padding: 18px 20px; text-align: center;
}
.stat-card .sc-val { font-family: var(--mono); font-size: 26px; font-weight: 700; color: var(--accent); }
.stat-card .sc-label { font-size: 13px; color: var(--text3); margin-top: 4px; }

/* ABOUT PAGE */
.about-content { max-width: 640px; line-height: 1.7; font-size: 15px; color: var(--text2); }
.about-content h3 { font-family: var(--display); font-size: 20px; color: var(--text1); margin: 24px 0 8px; }
.about-content p { margin-bottom: 12px; }
.team-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; margin-top: 10px; }
.team-section-label { font-size: 12px; font-weight: 600; text-transform: capitalize; letter-spacing: 0.08em; color: var(--text3); margin-top: 20px; margin-bottom: 2px; }
.team-card { background: var(--bg); border: 1px solid var(--border); border-radius: 10px; padding: 16px; text-align: center; }
.team-name { font-weight: 600; font-size: 14px; color: var(--text1); }
.team-role { font-size: 13px; color: var(--text3); margin-top: 2px; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; }
  .topbar { padding: 12px 16px 12px 58px; }
  .topbar-right { display: none; }
  .page { padding: 20px 16px 40px; }
  .hamburger { display: block !important; }
}
.hamburger {
  display: none; background: none; border: none; cursor: pointer; color: var(--text2);
  padding: 4px; margin-right: 4px;
}
.sidebar-mobile-toggle {
  position: fixed;
  top: 13px;
  left: 14px;
  z-index: 70;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text2);
  box-shadow: var(--card-shadow);
}

/* WORKFLOW OVERVIEW (4-step) */
.workflow-overview {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin: 20px 0 24px;
  background: var(--bg); border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
  position: relative;
}
.workflow-overview::before {
  content: ''; position: absolute; top: 50%; left: 12%; right: 12%; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--teal), var(--green), var(--purple));
  opacity: 0.18; z-index: 0;
}
.wo-step {
  padding: 22px 18px 20px; text-align: center; position: relative; z-index: 1;
  border-right: 1px solid var(--border); transition: background 0.15s;
}
.wo-step:last-child { border-right: none; }
.wo-step:hover { background: var(--bg2); }
.wo-num {
  width: 32px; height: 32px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 10px;
}
.wo-num.s1 { background: var(--accent); }
.wo-num.s2 { background: var(--teal); }
.wo-num.s3 { background: var(--green); }
.wo-num.s4 { background: var(--purple); }
.wo-title { font-size: 16px; font-weight: 700; color: var(--text1); margin-bottom: 5px; }
.wo-desc { font-size: 13px; color: var(--text3); line-height: 1.5; }

@media (max-width: 900px) { .workflow-overview { grid-template-columns: repeat(2, 1fr); } .wo-step:nth-child(2) { border-right: none; } }
@media (max-width: 540px) { .workflow-overview { grid-template-columns: 1fr; } .wo-step { border-right: none; border-bottom: 1px solid var(--border); } .wo-step:last-child { border-bottom: none; } }

/* ONBOARDING HERO */
.onboarding-hero {
  background: linear-gradient(135deg, #1e3a5f 0%, #1b2a4a 100%);
  border-radius: 12px; padding: 28px 30px; margin-bottom: 20px;
  display: flex; align-items: center; gap: 28px; color: #fff;
  position: relative; overflow: hidden;
}
.onboarding-hero::after {
  content: ''; position: absolute; top: -40%; right: -8%; width: 260px; height: 260px;
  background: radial-gradient(circle, rgba(37,99,235,0.15) 0%, transparent 70%);
  border-radius: 50%;
}
.oh-icon { flex-shrink: 0; width: 56px; height: 56px; background: rgba(255,255,255,0.1); border-radius: 14px; display: flex; align-items: center; justify-content: center; z-index: 1; }
.oh-body { flex: 1; z-index: 1; }
.oh-title { font-family: var(--display); font-size: 20px; font-weight: 700; margin-bottom: 4px; }
.oh-desc { font-size: 14px; opacity: 0.85; line-height: 1.5; }
.oh-actions { display: flex; gap: 8px; z-index: 1; flex-shrink: 0; }
.oh-btn { padding: 9px 18px; border-radius: 8px; font-size: 13px; font-weight: 600; cursor: pointer; border: none; transition: all 0.15s; font-family: var(--sans); }
.oh-btn-primary { background: var(--accent); color: #fff; }
.oh-btn-primary:hover { background: var(--accent-hover); }
.oh-btn-outline { background: rgba(255,255,255,0.08); color: #e2e8f0; border: 1px solid rgba(255,255,255,0.15); }
.oh-btn-outline:hover { background: rgba(255,255,255,0.14); }

/* QUALITY PAGE */
#page-quality .page-title,
#page-quality .diag-title,
#page-quality .qa-json-title { font-family: var(--sans); letter-spacing: 0; }
#page-quality .page-title { font-size: 28px; font-weight: 800; }

.qa-upload-panel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
  margin: 22px 0 18px;
  padding: 20px 24px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--card-shadow);
}
.qa-drop-zone { flex: 1 1 420px; min-height: 0; min-width: 280px; padding: 16px 20px; justify-content: center; }
.qa-drop-zone .drop-title { font-size: 15.5px; }
.qa-upload-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.qa-upload-actions .prep-selected-files { margin-top: 0; min-width: 170px; }
.qa-upload-actions .prep-btn { white-space: nowrap; }
.qa-upload-actions .prep-selected-files.has-files {
  color: var(--text1);
  font-weight: 700;
  font-family: var(--mono);
  font-size: 13px;
}
.qa-drop-zone.has-files .drop-title {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--text1);
}

.qa-example-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 9px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: .04em;
  background: color-mix(in srgb, var(--amber) 14%, #fff);
  color: var(--amber);
  border: 1px solid rgba(217,119,6,.22);
  flex-shrink: 0;
}
.qa-example-badge[hidden],
#qaResults:not(.qa-is-example) .qa-example-badge {
  display: none !important;
}
#qaResults.qa-is-example .qa-example-badge {
  display: inline-flex !important;
}
#qaResults.qa-is-example .qa-results-bar {
  border-style: dashed;
}
#qaResults.qa-is-example .quality-card,
#qaResults.qa-is-example .diag-section,
#qaResults.qa-is-example .qa-json-card {
  opacity: .92;
}

.qa-results-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg3);
}
.qa-results-info { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; min-width: 0; }
.qa-results-file { font-family: var(--mono); font-size: 13px; font-weight: 800; color: var(--text1); }
.qa-results-sep { color: var(--text4); }
.qa-results-time { font-size: 12.5px; color: var(--text3); }
.qa-chip-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 7px; }
.qa-chip { display: inline-flex; align-items: center; gap: 6px; padding: 5px 9px; border-radius: 999px; font-size: 12px; font-weight: 800; background: var(--green-bg); color: var(--green); border: 1px solid rgba(22,163,74,.18); }
.qa-chip.warn { background: var(--amber-bg); color: var(--amber); border-color: rgba(217,119,6,.20); }

.qa-score-row { display: grid; grid-template-columns: repeat(4, minmax(180px, 1fr)) minmax(220px, 1.15fr); gap: 16px; margin-bottom: 18px; }
.qc-overall {
  display: flex;
  align-items: center;
  gap: 16px;
  --qc-color: var(--accent);
  --qc-bg: var(--accent-light);
}
.qc-overall-ring {
  --pct: 0;
  position: relative;
  flex-shrink: 0;
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: conic-gradient(var(--qc-color) calc(var(--pct) * 3.6deg), #e8edf5 0deg);
}
.qc-overall-ring::after { content: ''; position: absolute; inset: 7px; border-radius: 50%; background: #fff; }
.qc-overall-ring-center { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; z-index: 1; }
.qc-overall-ring-center strong { font-family: var(--mono); font-size: 16px; font-weight: 850; color: var(--text1); }
.qc-overall-meta { min-width: 0; }
.qc-overall-meta .qc-label { margin-bottom: 8px; }
.qc-overall-meta .qa-chip-row { justify-content: flex-start; }

.quality-card {
  background:
    linear-gradient(180deg, rgba(255,255,255,.99) 0%, rgba(248,250,252,.98) 100%);
  border: 1px solid rgba(203,213,225,.76);
  border-radius: 14px;
  padding: 18px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(15,23,42,.055);
  cursor: default;
  transition: none;
  transform: none;
  pointer-events: none;
  user-select: text;
}
.quality-card:hover,
.quality-card:focus,
.quality-card:focus-visible,
.quality-card:active,
.quality-card.qa-selected {
  border-color: rgba(203,213,225,.76);
  box-shadow: 0 12px 28px rgba(15,23,42,.055);
  cursor: default;
  transition: none;
  transform: none;
  outline: none;
}
.quality-card::before { content: ''; position: absolute; inset: 0 0 auto; height: 3px; background: var(--qc-color); }
.quality-card::after { content: none !important; display: none !important; }
.qc-completeness { --qc-color: var(--accent); --qc-bg: var(--accent-light); }
.qc-consistency { --qc-color: var(--teal); --qc-bg: var(--teal-bg); }
.qc-accuracy { --qc-color: var(--green); --qc-bg: var(--green-bg); }
.qc-validity { --qc-color: var(--purple); --qc-bg: var(--purple-bg); }
.qc-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.qc-icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--qc-color) 88%, #0f172a), #111827);
  color: #fff;
  border: 1px solid color-mix(in srgb, var(--qc-color) 38%, rgba(255,255,255,.22));
  box-shadow: 0 16px 28px color-mix(in srgb, var(--qc-color) 20%, transparent), inset 0 1px 0 rgba(255,255,255,.18);
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}
.qc-icon::before {
  content: '';
  position: absolute;
  inset: 7px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,.16);
  background:
    repeating-linear-gradient(90deg, rgba(255,255,255,.10) 0 1px, transparent 1px 10px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.08) 0 1px, transparent 1px 10px);
}
.qc-icon svg {
  width: 28px;
  height: 28px;
  position: relative;
  z-index: 1;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,.18));
}
.qc-score { font-family: var(--mono); font-size: 21px; font-weight: 850; color: var(--text1); }
.qc-label { font-size: 15px; font-weight: 800; color: var(--text1); }
.qa-progress { height: 8px; border-radius: 999px; background: #e8edf5; overflow: hidden; margin-top: 10px; }
.qa-progress span { display: block; height: 100%; width: var(--score); border-radius: inherit; background: linear-gradient(90deg, var(--qc-color), color-mix(in srgb, var(--qc-color) 58%, #fff)); }
.qa-card-foot { display: flex; justify-content: space-between; gap: 10px; margin-top: 9px; font-family: var(--mono); font-size: 12px; color: var(--text4); }

.qa-workbench { display: flex; flex-direction: column; gap: 16px; margin-top: 18px; }
.diag-section, .qa-json-card { background: rgba(255,255,255,.96); border: 1px solid rgba(203,213,225,.76); border-radius: 15px; box-shadow: 0 14px 32px rgba(15,23,42,.06); }
.diag-section { padding: 20px; margin-top: 0; }
.diag-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-bottom: 13px; }
.diag-title { font-size: 19px; font-weight: 800; color: var(--text1); }
.diag-sub { font-size: 13px; color: var(--text3); margin-top: 3px; line-height: 1.45; }
.diag-badge { flex-shrink: 0; padding: 5px 10px; border-radius: 999px; background: var(--green-bg); color: var(--green); font-size: 12px; font-weight: 800; }
.diag-list { list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.diag-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  border: 1px solid rgba(203,213,225,.72);
  border-radius: 12px;
  background: linear-gradient(180deg, #fff, #f8fafc);
  position: relative;
  overflow: hidden;
}
.diag-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 3px;
  border-radius: 0 999px 999px 0;
  background: var(--diag-accent, var(--green));
}
.diag-item.pass { --diag-accent: var(--green); }
.diag-item.warn { --diag-accent: var(--amber); }
.diag-icon {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(203,213,225,.78);
  background: #fff;
  box-shadow: 0 8px 18px rgba(15,23,42,.06);
}
.diag-icon svg { width: 17px; height: 17px; stroke-linecap: round; stroke-linejoin: round; }
.diag-icon.pass { color: var(--green); border-color: rgba(22,163,74,.18); background: linear-gradient(180deg, #fff, var(--green-bg)); }
.diag-icon.warn { color: var(--amber); border-color: rgba(217,119,6,.20); background: linear-gradient(180deg, #fff, var(--amber-bg)); }
.diag-name { font-size: 14px; font-weight: 800; color: var(--text1); }
.diag-detail { font-size: 13px; color: var(--text3); margin-top: 3px; line-height: 1.45; }
.qa-json-card { overflow: hidden; }
.qa-json-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 18px; border-bottom: 1px solid var(--border); }
.qa-json-head-left { display: flex; align-items: center; gap: 10px; min-width: 0; }
.qa-json-title { font-size: 17px; font-weight: 800; color: var(--text1); }
.qa-json-pill { font-family: var(--mono); font-size: 12px; color: var(--accent); background: var(--accent-light); border-radius: 999px; padding: 4px 9px; font-weight: 800; }
#page-quality .qa-code { margin: 0; padding: 17px 18px 18px; font-family: var(--mono); font-size: 12.5px; line-height: 1.7; color: var(--text2) !important; background: #f8fafc !important; overflow-x: auto; }
.qa-code .k { color: var(--accent); }
.qa-code .n { color: var(--green); }
.qa-code .w { color: var(--amber); }

@media (max-width: 1100px) {
  .qa-score-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .qc-overall { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .qa-upload-panel { padding: 18px; flex-direction: column; align-items: stretch; }
  .qa-upload-actions { flex-direction: column; align-items: stretch; min-width: 0; }
}
@media (max-width: 640px) {
  .qa-score-row, .diag-list { grid-template-columns: 1fr; }
  .qa-results-bar { flex-direction: column; align-items: stretch; }
  .qa-results-bar .prep-btn { width: 100%; }
}

/* ══════════════════════════════════════════════════════════════
   PREPROCESSING PAGE
   ══════════════════════════════════════════════════════════════ */
.preproc-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 22px 0; }
.preproc-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
  padding: 22px; transition: all 0.15s;
}
.preproc-card:hover { box-shadow: var(--card-shadow-hover); border-color: var(--border2); }
.preproc-card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.preproc-card-icon { width: 36px; height: 36px; border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.preproc-card-title { font-size: 15px; font-weight: 600; color: var(--text1); }
.preproc-card-desc { font-size: 13px; color: var(--text3); line-height: 1.55; margin-bottom: 10px; }
.preproc-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.preproc-tag { font-size: 11px; font-weight: 500; padding: 3px 10px; border-radius: 20px; background: var(--bg3); color: var(--text3); }

@media (max-width: 700px) { .preproc-grid { grid-template-columns: 1fr; } }

/* AI-assisted preprocessing intake */
#page-preprocessing { scroll-margin-top: 86px; }
.prep-shell { max-width: 1220px; margin-top: 22px; }
.prep-kicker {
  display: inline-flex; align-items: center; gap: 7px; padding: 5px 10px;
  border-radius: 999px; background: var(--accent-light); color: var(--accent);
  font-size: 11px; font-weight: 700; letter-spacing: .07em; text-transform: capitalize;
}
.prep-kicker::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(37,99,235,.1); }
.prep-title { font-family: var(--display); font-size: 30px; line-height: 1.18; margin-top: 13px; letter-spacing: -.025em; }
.prep-lead { color: var(--text3); font-size: 15px; line-height: 1.65; max-width: 850px; margin-top: 8px; }
.prep-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 22px 0; }
.prep-step {
  min-width: 0; padding: 13px 14px; border: 1px solid var(--border); border-radius: 10px;
  background: var(--bg); display: flex; align-items: center; gap: 10px; color: var(--text3);
}
.prep-step.active { border-color: #93b4ff; background: #f7f9ff; color: var(--text1); box-shadow: 0 0 0 2px rgba(37,99,235,.05); }
.prep-step.done { color: var(--text2); }
.prep-step-num {
  width: 28px; height: 28px; flex: 0 0 28px; display: grid; place-items: center;
  border-radius: 8px; background: var(--bg3); font-family: var(--mono); font-size: 12px; font-weight: 700;
}
.prep-step.active .prep-step-num { background: var(--accent); color: #fff; }
.prep-step.done .prep-step-num { background: var(--green-bg); color: var(--green); }
.prep-step-label { font-size: 13px; font-weight: 700; line-height: 1.15; }
.prep-step-sub { display: block; font-size: 10.5px; font-weight: 500; color: var(--text4); margin-top: 3px; }
.prep-card { background: var(--bg); border: 1px solid var(--border); border-radius: 13px; box-shadow: var(--card-shadow); overflow: hidden; }
.prep-card + .prep-card { margin-top: 16px; }
.prep-card-head { padding: 18px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: flex-start; gap: 12px; }
.prep-card-index {
  width: 34px; height: 34px; flex: 0 0 34px; display: grid; place-items: center; border-radius: 9px;
  background: var(--accent-light); color: var(--accent); font-family: var(--mono); font-weight: 700;
}
.prep-card-title { font-size: 17px; font-weight: 700; }
.prep-card-desc { margin-top: 3px; color: var(--text3); font-size: 13px; line-height: 1.5; }
.prep-card-body { padding: 20px; }
.prep-step1-tasks { display: grid; gap: 0; }
.prep-task-section { min-width: 0; }
.prep-task-section-head { padding: 18px 20px; }
.prep-task-section-head .prep-card-desc { display: block; }
.prep-task-section-head .prep-card-desc span { display: block; }
.prep-task-section-head .prep-card-desc span + span { margin-top: 1px; }
.prep-task-section-body { padding: 20px; }
.prep-task-section-body.ai-agent-strip { margin-top: 0; border: 0; border-radius: 0; }
.source-grid { display: grid; grid-template-columns: minmax(0, 1fr) 270px; gap: 16px; }
.drop-zone {
  min-height: 148px; border: 1.5px dashed #9db4df; border-radius: 11px; background: #f8faff;
  padding: 22px; display: flex; align-items: center; gap: 16px; transition: .18s ease; cursor: pointer;
}
.drop-zone:hover, .drop-zone.dragging { border-color: var(--accent); background: var(--accent-light); }
.drop-zone.has-files { border-color: var(--green); background: var(--green-bg); }
.drop-icon { width: 46px; height: 46px; border-radius: 12px; background: #fff; color: var(--accent); display: grid; place-items: center; box-shadow: var(--card-shadow); }
.drop-title { font-size: 15px; font-weight: 700; }
.drop-note { color: var(--text3); font-size: 12.5px; line-height: 1.5; margin-top: 4px; }
.prep-selected-files {
  margin-top: 10px; padding: 9px 11px; border: 1px solid var(--border); border-radius: 8px;
  background: #fff; color: var(--text3); font: 600 12px var(--sans);
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.prep-selected-files.has-files { color: var(--green); border-color: #b8e2c6; background: #f6fff9; }
.prep-selected-files span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.prep-clear-files {
  border: 1px solid var(--border); border-radius: 6px; background: #fff; color: var(--text2);
  padding: 4px 8px; font: 700 11px var(--sans); cursor: pointer; flex: 0 0 auto;
}
.prep-clear-files:hover { border-color: var(--red); color: var(--red); background: var(--red-bg); }
.source-or { display: flex; align-items: center; gap: 9px; color: var(--text4); font-size: 11px; margin: 13px 0; }
.source-or::before, .source-or::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.path-row { display: flex; gap: 8px; }
.prep-input {
  width: 100%; border: 1px solid var(--border); border-radius: 8px; background: var(--bg);
  padding: 10px 12px; color: var(--text1); font: 13px var(--mono); outline: none;
}
.prep-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-light); }
.prep-btn {
  border: 0; border-radius: 8px; padding: 10px 15px; background: var(--accent); color: #fff;
  font: 700 13px var(--sans); cursor: pointer; white-space: nowrap; transition: .15s;
}
.prep-btn:hover { background: var(--accent-hover); transform: translateY(-1px); }
.prep-btn.secondary { background: #fff; color: var(--text2); border: 1px solid var(--border); }
.prep-btn.secondary:hover { background: var(--bg3); transform: none; }
.prep-btn.success { background: var(--green); }
.prep-btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.prep-btn:disabled:hover { transform: none; }
.inspect-scope { border: 1px solid var(--border); border-radius: 11px; padding: 15px; background: var(--bg2); }
.scope-title { font-size: 11px; text-transform: capitalize; letter-spacing: .08em; color: var(--text3); font-weight: 700; margin-bottom: 9px; }
.scope-list { list-style: none; display: grid; gap: 8px; }
.scope-list li { display: flex; align-items: center; gap: 8px; color: var(--text2); font-size: 12.5px; }
.scope-list li::before { content: "✓"; width: 18px; height: 18px; border-radius: 50%; display: grid; place-items: center; background: var(--green-bg); color: var(--green); font-size: 10px; font-weight: 800; }
.privacy-note { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--border); color: var(--text3); font-size: 11px; line-height: 1.45; }
.inspect-progress { display: none; margin-top: 14px; border-radius: 8px; background: var(--bg3); height: 7px; overflow: hidden; }
.inspect-progress.show { display: block; }
.inspect-progress span { display: block; height: 100%; width: 0; background: linear-gradient(90deg,var(--accent),#60a5fa); border-radius: inherit; transition: width .9s ease; }
.analysis-panel { display: block; }
.analysis-summary { display: grid; grid-template-columns: 1.3fr repeat(3, .7fr); gap: 10px; padding: 15px 20px; border-bottom: 1px solid var(--border); background: #fbfcff; }
.file-role-panel { margin: 12px 28px 14px 28px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.file-role-card { border: 1px solid var(--border); border-radius: 9px; background: #fff; padding: 12px; }
.file-role-card strong { display: block; color: var(--text1); font-size: 13px; }
.file-role-card span { display: block; color: var(--text3); font-size: 11.5px; margin-top: 4px; line-height: 1.4; }
.file-role-card.measurement { border-color: #b8e2c6; background: #f6fff9; }
.file-role-card.metadata { border-color: #bfdbfe; background: #f8fbff; }
.file-role-card.unknown { border-color: #fde68a; background: #fffbeb; }
.metadata-result-panel { margin-top: 12px; border: 1px solid var(--border); border-radius: 10px; background: #fff; overflow: hidden; display: none; }
.metadata-result-panel.show { display: block; }
.metadata-result-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 14px; border-bottom: 1px solid var(--border); background: #fbfcff; }
.metadata-result-title { font-size: 13px; font-weight: 800; color: var(--text1); }
.metadata-flow-grid { display: grid; grid-template-columns: 1fr; gap: 10px; margin-top: 10px; }
.metadata-step-label { color: var(--text3); font-size: 10.5px; font-weight: 800; letter-spacing: .08em; text-transform: capitalize; margin-bottom: 5px; }
.metadata-help { color: var(--text3); font-size: 11.5px; line-height: 1.45; margin-top: 7px; }
.metadata-missing-summary { display: none; margin-top: 10px; border: 1px solid #fde68a; background: #fffbeb; color: #8b5a08; border-radius: 8px; padding: 10px 12px; font-size: 12px; line-height: 1.45; }
.metadata-missing-summary.show { display: block; }
.metadata-confirm-box { display: none; margin-top: 10px; border: 1px solid #b8e2c6; background: #f6fff9; border-radius: 8px; padding: 10px 12px; color: var(--text2); font-size: 12px; }
.metadata-confirm-box.show { display: flex; align-items: flex-start; gap: 8px; }
.metadata-confirm-box input { margin-top: 2px; }
.metadata-source-badge { display: inline-flex; align-items: center; padding: 3px 7px; border-radius: 999px; background: var(--bg3); color: var(--text3); font: 700 10px var(--sans); }
.metadata-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.metadata-table th { text-align: left; padding: 9px 10px; background: var(--bg2); color: var(--text3); text-transform: capitalize; letter-spacing: .06em; font-size: 10px; border-bottom: 1px solid var(--border); }
.metadata-table td { padding: 9px 10px; border-bottom: 1px solid #edf0f5; vertical-align: top; color: var(--text2); }
.metadata-table input.metadata-value-input { width: 100%; border: 1px solid var(--border); border-radius: 7px; padding: 7px 8px; color: var(--text1); font: 12px var(--sans); }
.metadata-table input.metadata-value-input:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px var(--accent-light); }
.metadata-table tr:last-child td { border-bottom: 0; }
.metadata-table .missing { color: var(--amber); font-weight: 700; }
.summary-main { display: flex; gap: 12px; align-items: center; }
.summary-icon { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: var(--green-bg); color: var(--green); font-weight: 800; }
.summary-title { font-size: 14px; font-weight: 700; }
.summary-sub { font-size: 11.5px; color: var(--text3); margin-top: 2px; }
.summary-stat { border-left: 1px solid var(--border); padding-left: 14px; }
.summary-stat strong { display: block; font: 700 18px var(--mono); color: var(--text1); }
.summary-stat span { font-size: 10.5px; color: var(--text3); }
.evidence-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.evidence-table th { padding: 10px 12px; background: var(--bg2); color: var(--text3); text-transform: capitalize; letter-spacing: .06em; font-size: 10px; text-align: left; border-bottom: 1px solid var(--border); }
.evidence-table td { padding: 12px; border-bottom: 1px solid #edf0f5; vertical-align: top; font-size: 12.5px; }
.evidence-table tr:last-child td { border-bottom: 0; }
.evidence-field { color: var(--text3); font-weight: 600; }
.evidence-value { font-weight: 700; }
.evidence-value.pending { color: var(--amber); }
.evidence-source { color: var(--text3); line-height: 1.45; word-break: break-word; }
.confidence { display: inline-flex; align-items: center; gap: 6px; font: 600 11px var(--mono); }
.confidence::before { content: ""; width: 30px; height: 5px; border-radius: 4px; background: linear-gradient(90deg,var(--green) var(--score),var(--bg3) var(--score)); }
.confidence.medium::before { background: linear-gradient(90deg,var(--amber) var(--score),var(--bg3) var(--score)); }
.confidence.pending { color: var(--amber); }
.field-edit { padding: 5px 9px; border-radius: 6px; border: 1px solid var(--border); background: #fff; color: var(--text2); cursor: pointer; font: 600 11px var(--sans); }
.field-edit:hover { border-color: var(--accent); color: var(--accent); }
.type-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 15px; }
.type-tab { padding: 7px 11px; border: 1px solid var(--border); border-radius: 999px; background: #fff; color: var(--text2); font: 600 12px var(--sans); }
.type-tab.active { background: var(--accent-light); border-color: #a9c0fa; color: var(--accent); }
.channel-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.channel-card { padding: 12px; border: 1px solid var(--border); border-radius: 9px; background: var(--bg2); }
.channel-name { font: 700 12px var(--mono); }
.channel-state { margin-top: 5px; font-size: 11px; color: var(--green); }
.channel-card.optional .channel-state { color: var(--text3); }
.channel-card.extended { border-color: #b9a8ef; background: var(--purple-bg); }
.channel-card.extended .channel-state { color: var(--purple); }
.science-note { margin-top: 13px; padding: 11px 13px; border-radius: 8px; background: var(--amber-bg); color: #8b5a08; font-size: 12px; line-height: 1.5; }
.validation-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.validation-card { border: 1px solid var(--border); border-radius: 10px; padding: 14px; }
.validation-head { display: flex; justify-content: space-between; gap: 10px; align-items: center; }
.validation-title { font-size: 13px; font-weight: 700; }
.validation-badge { padding: 3px 8px; border-radius: 999px; font: 700 10px var(--sans); }
.validation-badge.pass { color: var(--green); background: var(--green-bg); }
.validation-badge.warn { color: var(--amber); background: var(--amber-bg); }
.validation-text { margin-top: 7px; color: var(--text3); font-size: 11.5px; line-height: 1.45; }
.audit-strip { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; margin-top: 14px; background: var(--border); border: 1px solid var(--border); border-radius: 9px; overflow: hidden; }
.audit-item { background: #fff; padding: 11px; }
.audit-item strong { display: block; font: 700 15px var(--mono); }
.audit-item span { color: var(--text3); font-size: 10.5px; }
.prep-actions { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 17px 20px; border-top: 1px solid var(--border); background: #fbfcff; }
.prep-actions-note { color: var(--text3); font-size: 11.5px; }
.prep-action-buttons { display: flex; gap: 8px; }
.prep-toast {
  position: fixed; right: 28px; bottom: 104px; z-index: 1000; padding: 12px 16px; border-radius: 9px;
  color: #fff; background: #17233c; box-shadow: 0 12px 30px rgba(15,23,42,.25); font-size: 13px;
  transform: translateY(20px); opacity: 0; pointer-events: none; transition: .25s ease;
}
.prep-toast.show { transform: translateY(0); opacity: 1; }
#page-preprocessing > .page-header,
#page-preprocessing > .pipeline-flow,
#page-preprocessing > .preproc-grid,
#page-preprocessing > h3,
#page-preprocessing > .model-table { display: none; }
.prep-shell { max-width: none; margin-top: 0; }
.prep-kicker { display: none; }
.prep-title { font-family: var(--sans); font-size: 23px; margin-top: 0; font-weight: 750; letter-spacing: -.01em; }
.prep-lead { max-width: 980px; font-size: 14px; margin-top: 5px; }
#page-preprocessing .prep-page-hero { margin-bottom: 18px; }
#page-preprocessing .prep-page-hero .page-title { max-width: min(640px, 55%); }
#page-preprocessing .prep-page-hero .page-desc { max-width: min(690px, 57%); }
.prep-task-section { min-width: 0; }
.prep-steps { grid-template-columns: repeat(5, 1fr); margin: 20px 0; gap: 10px; }
.prep-step { padding: 11px 12px; border-radius: 10px; cursor: pointer; }
.prep-step-num { width: 30px; height: 30px; flex-basis: 30px; }
.prep-step-sub { display: none; }
.prep-step.active { background: #f7f9ff; }
.prep-stage { display: none; }
.prep-stage.active { display: block; }
.prep-card { box-shadow: none; border-radius: 12px; }
.prep-card-head { padding: 27px 28px 20px; border-bottom: 0; }
.prep-card-index { width: 46px; height: 46px; flex-basis: 46px; border-radius: 11px; font-size: 14px; }
.prep-card-title { font-size: 18px; }
.prep-card-desc { font-size: 13.5px; }
.prep-card-body { margin: 0 28px 28px; padding: 20px; border: 1px solid var(--border); border-radius: 12px; background: #f4f6fb; }
#page-preprocessing [data-prep-stage="1"] { background: var(--bg); }
#page-preprocessing [data-prep-stage="1"] > .prep-card-body { margin: 0; padding: 0; border: 0; border-radius: 0; background: transparent; }
#page-preprocessing [data-prep-stage="1"] .prep-task-section { border: 0; border-radius: 0; background: transparent; overflow: visible; }
#page-preprocessing [data-prep-stage="1"] .prep-task-section + .prep-task-section { border-top: 1px solid var(--border); }
#page-preprocessing [data-prep-stage="1"] .prep-task-section-head { padding: 27px 28px 20px; border: 0; background: transparent; }
#page-preprocessing [data-prep-stage="1"] .prep-task-section-body {
  margin: 0 28px 28px; padding: 20px; border: 1px solid var(--border);
  border-radius: 12px; background: #f4f6fb;
}
#page-preprocessing [data-prep-stage="1"] .prep-task-section-body.ai-agent-strip { border: 1px solid var(--border); border-radius: 12px; }
.analysis-summary { margin: 0 28px; border: 1px solid var(--border); border-bottom: 0; border-radius: 12px 12px 0 0; }
.evidence-scroll { margin: 0 28px 28px; border: 1px solid var(--border); border-radius: 0 0 12px 12px; overflow: auto; }
.validation-grid, .channel-grid { background: transparent; }
.prep-actions {
  margin-top: 0;
  border: 0;
  border-top: 0;
  background: transparent;
  justify-content: flex-end;
  padding: 0 28px 28px;
}
.prep-wizard-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 20px;
  padding: 12px 0 0;
}
#page-preprocessing .prep-wizard-footer .prep-btn {
  height: 38px;
  min-width: 90px;
  padding: 0 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
  transform: none;
}
#page-preprocessing .prep-wizard-footer .prep-btn:hover { transform: none; }
#page-preprocessing .prep-wizard-footer .prep-btn:not(.secondary) {
  box-shadow: 0 3px 10px rgba(37,99,235,.20);
}
#page-preprocessing .prep-wizard-footer .prep-btn:disabled {
  opacity: .48;
  cursor: not-allowed;
  transform: none;
  box-shadow: none !important;
}
#page-preprocessing .prep-wizard-footer .prep-btn.secondary {
  border: 1px solid var(--border2);
  background: var(--bg);
  color: var(--text2);
}
#page-preprocessing .prep-wizard-footer .prep-btn.secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-light);
}
.prep-btn:disabled { opacity: .42; cursor: not-allowed; transform: none; }
.skill-package-grid { display: grid; grid-template-columns: 1.1fr 1fr 1.2fr; gap: 12px; }
.skill-package-field { min-width: 0; }
.skill-package-label { color: var(--text3); font-size: 10.5px; font-weight: 700; letter-spacing: .07em; text-transform: capitalize; margin-bottom: 6px; }
.skill-package-value { padding: 11px 12px; border: 1px solid var(--border); border-radius: 8px; background: #fff; font: 600 12px var(--mono); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ai-agent-strip { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-top: 14px; padding: 12px 14px; border: 1px solid #bfdbfe; border-radius: 10px; background: #f8fbff; }
#metadataTaskPanel .ai-agent-copy { width: 100%; flex: 1 1 auto; }
.ai-agent-copy { min-width: 0; }
.ai-agent-title { color: var(--text1); font-size: 13px; font-weight: 750; }
.ai-agent-sub { color: var(--text3); font-size: 12px; line-height: 1.45; margin-top: 2px; }
.ai-agent-open { flex: 0 0 auto; }
.ai-inspect-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin: 0 28px 12px; }
.ai-inspect-title { color: var(--text1); font-size: 15px; font-weight: 750; }
.ai-inspect-sub { color: var(--text3); font-size: 12.5px; line-height: 1.45; margin-top: 3px; max-width: 760px; }
.ai-inspect-summary { color: var(--text2); font: 700 11px var(--mono); white-space: nowrap; padding: 5px 10px; border: 1px solid var(--border); border-radius: 999px; background: #fff; }
.ai-field-table { display: flex; flex-direction: column; margin: 0 28px 28px; border: 1px solid var(--border); border-radius: 12px; overflow-x: auto; overflow-y: hidden; background: #fff; -webkit-overflow-scrolling: touch; }
.ai-field-row { display: grid; grid-template-columns: minmax(96px, .72fr) minmax(108px, .78fr) minmax(150px, 1fr) minmax(84px, .52fr) minmax(124px, .82fr); min-width: 0; gap: 10px; align-items: start; padding: 11px 12px; border-top: 1px solid #edf0f5; }
.ai-field-row > * { min-width: 0; }
.ai-field-row:first-child { border-top: 0; }
.ai-field-row.is-confirmed { background: #fbfcff; }
.ai-field-label { color: var(--text3); font-size: 11px; font-weight: 800; letter-spacing: .06em; text-transform: capitalize; }
.ai-status { display: inline-flex; width: max-content; margin-top: 7px; padding: 3px 8px; border-radius: 999px; font-size: 10.5px; font-weight: 800; border: 1px solid var(--border); }
.ai-status.warn { color: #9a5b00; background: #fff7df; border-color: #f7d37a; }
.ai-status.ok { color: #0f7a42; background: #e9f9f0; border-color: #bde8cf; }
.ai-field-mini { color: var(--text4); font-size: 10px; font-weight: 750; letter-spacing: .06em; text-transform: capitalize; margin-bottom: 4px; }
.ai-field-value { color: var(--text1); font-size: 13px; font-weight: 750; word-break: break-word; }
.ai-field-value em { color: var(--text4); font-style: normal; font-weight: 600; }
.ai-field-ev { color: var(--text3); font-size: 12.5px; line-height: 1.45; word-break: break-word; }
.ai-conf { display: flex; align-items: center; gap: 8px; }
.ai-conf-bar { display: block; width: 56px; height: 5px; border-radius: 999px; background: var(--bg3); overflow: hidden; }
.ai-conf-bar > span { display: block; height: 100%; background: var(--text4); }
.ai-conf.high .ai-conf-bar > span { background: var(--green); }
.ai-conf.med .ai-conf-bar > span { background: var(--accent); }
.ai-conf.low .ai-conf-bar > span { background: var(--amber); }
.ai-conf-num { color: var(--text2); font: 700 11px var(--mono); }
.ai-field-actions { display: flex; flex-direction: column; gap: 6px; }
.ai-field-override { width: 100%; padding: 7px 8px; border: 1px solid var(--border); border-radius: 7px; color: var(--text1); font: 600 11.5px var(--sans); }
.ai-field-table .ai-field-actions .prep-btn { padding: 8px 10px; font-size: 12px; }
.ai-field-override:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-light); }
.ai-btn-confirm, .ai-btn-unconfirm { width: 100%; justify-content: center; }
.ai-refname-card { margin: -10px 28px 28px; padding: 14px 16px; border: 1px solid var(--border); border-radius: 12px; background: #fbfcff; }
.ai-refname-label { color: var(--text3); font-size: 10.5px; font-weight: 800; letter-spacing: .07em; text-transform: capitalize; margin-bottom: 7px; }
.ai-refname-value { color: var(--accent); font: 750 13px var(--mono); word-break: break-all; }
.ai-refname-hint { color: var(--text3); font-size: 12px; line-height: 1.45; margin-top: 7px; }
@media (max-width: 1000px) {
  .prep-steps { grid-template-columns: repeat(5, minmax(125px,1fr)); overflow-x: auto; padding-bottom: 5px; }
  .prep-task-grid { grid-template-columns: 1fr; }
  .source-grid, .validation-grid { grid-template-columns: 1fr; }
  .analysis-summary { grid-template-columns: 1fr 1fr; }
  .summary-stat { border-left: 0; }
  .channel-grid { grid-template-columns: repeat(2,1fr); }
  .ai-field-row { grid-template-columns: minmax(120px, 1fr) minmax(130px, 1fr) minmax(170px, 1.15fr) minmax(110px, .85fr) minmax(130px, .9fr); }
  .ai-inspect-head, .ai-field-table, .ai-refname-card, .file-role-panel { margin-left: 28px; }
}
@media (max-width: 820px) {
  .prep-shell { min-width: 0; }
  .prep-steps {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
  }
  .prep-step {
    flex: 0 0 min(220px, 72vw);
    scroll-snap-align: start;
  }
  .prep-card-body,
  .analysis-summary,
  .ai-inspect-head,
  .ai-field-table,
  .ai-refname-card,
  .file-role-panel {
    margin-left: 24px;
    margin-right: 24px;
  }
  .path-row {
    flex-wrap: wrap;
  }
  .path-row .prep-input {
    flex: 1 1 260px;
  }
  .path-row .prep-btn {
    flex: 1 1 150px;
  }
  .metadata-result-head {
    align-items: stretch;
    flex-direction: column;
  }
  .metadata-result-head .prep-btn {
    width: 100%;
  }
  .metadata-table {
    min-width: 820px;
  }
}
@media (max-width: 700px) {
  .prep-title { font-size: 25px; }
  .prep-steps, .analysis-summary, .channel-grid, .audit-strip { grid-template-columns: 1fr; }
  .path-row, .prep-actions { align-items: stretch; flex-direction: column; }
  .prep-actions { padding: 0 14px 14px; }
  .prep-action-buttons { flex-direction: column; }
  .evidence-table { min-width: 760px; }
  .evidence-scroll { overflow-x: auto; }
  .prep-card-body, .analysis-summary, .evidence-scroll, .ai-inspect-head, .ai-field-table, .ai-refname-card, .file-role-panel { margin-left: 14px; margin-right: 14px; }
  .ai-field-table { overflow-x: visible; }
  .ai-field-row { min-width: 0; grid-template-columns: 1fr; }
  .ai-agent-strip, .ai-inspect-head { align-items: stretch; flex-direction: column; }
  .prep-card-head { padding: 20px 14px 16px; }
  .skill-package-grid { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .topbar {
    padding-right: 10px;
  }
  .topbar-search-btn {
    width: 44px;
    min-width: 44px;
    padding: 0;
    overflow: hidden;
    font-size: 0;
  }
  .topbar-search-btn::before {
    content: "Go";
    font-size: 13px;
  }
  .theme-toggle {
    width: 36px;
    min-width: 36px;
  }
  #page-preprocessing { scroll-margin-top: 76px; }
  #page-preprocessing,
  #page-preprocessing * {
    max-width: 100%;
    box-sizing: border-box;
  }
  #page-preprocessing,
  #page-preprocessing .prep-shell,
  #page-preprocessing .prep-task-section,
  #page-preprocessing .prep-card,
  #page-preprocessing .prep-card-body {
    min-width: 0;
    overflow-wrap: anywhere;
  }
  #page-preprocessing {
    overflow-x: hidden;
  }
  #page-preprocessing .prep-shell {
    width: min(100%, calc(100vw - 40px));
  }
  #page-preprocessing .prep-task-grid,
  #page-preprocessing .prep-card,
  #page-preprocessing .prep-steps {
    width: 100%;
  }
  .prep-task-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .prep-title { font-size: 21px; line-height: 1.25; }
  .prep-lead { font-size: 13px; }
  .prep-card-head {
    gap: 10px;
  }
  #page-preprocessing [data-prep-stage="1"] .prep-task-section-head {
    padding: 20px 14px 16px;
  }
  #page-preprocessing [data-prep-stage="1"] .prep-task-section-body {
    margin-left: 12px;
    margin-right: 12px;
  }
  .prep-card-title { font-size: 16px; }
  .prep-card-body,
  .analysis-summary,
  .evidence-scroll,
  .ai-inspect-head,
  .ai-field-table,
  .ai-refname-card,
  .file-role-panel {
    margin-left: 12px;
    margin-right: 12px;
  }
  .prep-actions { padding: 0 12px 12px; }
  .drop-zone {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px;
  }
  .prep-selected-files {
    align-items: flex-start;
    flex-direction: column;
  }
  .prep-clear-files {
    width: 100%;
  }
  .ai-field-row {
    grid-template-columns: 1fr;
  }
  .file-role-panel,
  .analysis-summary,
  .validation-grid {
    grid-template-columns: 1fr;
  }
  .prep-wizard-footer {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* Global floating AI assistant */
.ai-chat-widget {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1100;
  width: auto;
  height: auto;
  font-family: var(--sans);
  pointer-events: none;
}
.ai-chat-fab {
  width: 58px;
  height: 58px;
  border: 0;
  border-radius: 18px;
  background: linear-gradient(145deg, #1d4ed8, #2563eb 58%, #0d9488);
  color: #fff;
  cursor: pointer;
  position: relative;
  box-shadow: 0 16px 34px rgba(37,99,235,0.34), inset 0 1px 0 rgba(255,255,255,0.28);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  pointer-events: auto;
  transition: transform .18s ease, box-shadow .18s ease;
}
.ai-chat-fab:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 44px rgba(37,99,235,0.38), inset 0 1px 0 rgba(255,255,255,0.3);
}
.ai-chat-fab::after {
  content: '';
  position: absolute;
  right: 5px;
  top: 5px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #22c55e;
  border: 2px solid #fff;
  box-shadow: 0 0 0 4px rgba(34,197,94,0.18);
}
.ai-battery-bot {
  width: 38px;
  height: 38px;
  display: block;
  flex: 0 0 auto;
}
.ai-chat-fab-label {
  display: none;
}
.ai-chat-panel {
  position: fixed;
  top: 88px;
  right: 24px;
  bottom: 24px;
  width: min(410px, calc(100vw - 48px));
  max-height: calc(100vh - 112px);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 22px 70px rgba(15,23,42,0.2);
  display: none;
  flex-direction: column;
  overflow: hidden;
  pointer-events: auto;
}
.ai-chat-panel.open {
  display: flex;
}
.ai-chat-header {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  background: linear-gradient(180deg, #ffffff, #f8fafc);
}
.ai-chat-heading {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}
.ai-chat-header-avatar,
.ai-msg-avatar {
  border-radius: 11px;
  background: #eef6ff;
  border: 1px solid #dbeafe;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.ai-chat-header-avatar {
  width: 40px;
  height: 40px;
}
.ai-msg-avatar {
  width: 34px;
  height: 34px;
  box-shadow: 0 4px 10px rgba(37,99,235,0.08);
}
.ai-msg-avatar .ai-battery-bot {
  width: 28px;
  height: 28px;
}
.ai-chat-title {
  color: var(--text1);
  font-size: 14px;
  font-weight: 800;
}
.ai-chat-subtitle {
  color: var(--text3);
  font-size: 12px;
  margin-top: 2px;
}
.ai-chat-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 3px;
  color: var(--text3);
  font-size: 11.5px;
  font-weight: 650;
}
.ai-chat-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(217,119,6,.12);
}
.ai-chat-close {
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--text3);
  cursor: pointer;
  font-size: 24px;
  line-height: 1;
}
.ai-chat-close:hover {
  background: var(--bg3);
  color: var(--text1);
}
.ai-chat-messages {
  flex: 1 1 auto;
  padding: 16px;
  overflow-y: auto;
  min-height: 0;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.72), rgba(247,248,251,0.9)),
    radial-gradient(circle at 10% 0%, rgba(37,99,235,0.08), transparent 28%),
    var(--bg2);
}
.ai-msg {
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.45;
  white-space: pre-wrap;
  display: flex;
  align-items: flex-end;
  gap: 8px;
}
.ai-msg-user {
  justify-content: flex-end;
}
.ai-msg-bot {
  justify-content: flex-start;
}
.ai-msg-bubble {
  max-width: 82%;
  padding: 10px 12px;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.ai-msg-text {
  white-space: pre-wrap;
}
.ai-msg-time {
  font-family: var(--mono);
  font-size: 10.5px;
  line-height: 1;
  opacity: .68;
  align-self: flex-end;
}
.ai-msg-user .ai-msg-bubble {
  background: linear-gradient(135deg, var(--accent), #1d4ed8);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.ai-msg-bot .ai-msg-bubble {
  background: #fff;
  color: var(--text1);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
  box-shadow: 0 4px 12px rgba(15,23,42,0.05);
}
.ai-msg-bot .ai-msg-time {
  color: var(--text3);
}
.ai-chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  padding: 10px 12px 0;
  background: #fff;
  border-top: 1px solid var(--border);
}
.ai-suggestion {
  border: 1px solid var(--border);
  background: var(--bg2);
  color: var(--text2);
  border-radius: 999px;
  padding: 6px 10px;
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 650;
  cursor: pointer;
}
.ai-suggestion:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-light);
}
.ai-chat-form {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 12px;
  background: #fff;
}
.ai-chat-form textarea {
  flex: 1;
  min-width: 0;
  max-height: 116px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.4;
  outline: none;
  resize: none;
  overflow-y: auto;
}
.ai-chat-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}
.ai-chat-form button {
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), #1d4ed8);
  color: #fff;
  padding: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.ai-chat-form button:disabled {
  opacity: .55;
  cursor: not-allowed;
}
@media (max-width: 760px) {
  .ai-chat-widget {
    right: 14px;
    bottom: 14px;
  }
  .ai-chat-fab {
    width: 54px;
    height: 54px;
    border-radius: 16px;
  }
  .ai-chat-panel {
    left: 12px;
    right: 12px;
    top: 76px;
    bottom: 12px;
    width: auto;
    max-height: calc(100vh - 88px);
  }
  .prep-toast {
    right: 14px;
    bottom: 78px;
  }
}
@media (max-width: 480px) {
  .ai-chat-widget {
    right: 12px;
    bottom: 12px;
  }
  .ai-chat-fab {
    width: 52px;
    height: 52px;
  }
  .ai-chat-panel {
    left: 10px;
    right: 10px;
    top: 72px;
    bottom: 10px;
    max-height: calc(100vh - 82px);
  }
  .ai-chat-suggestions {
    overflow-x: auto;
    flex-wrap: nowrap;
  }
}

/* API / APPLICATIONS PAGE */
#page-apis .page-title,
#page-apis .api-console-title,
#page-apis .api-panel-title,
#page-apis .app-workbench-title,
#page-contribute .page-title,
#page-contribute .contrib-cockpit-title,
#page-contribute .contrib-panel-title { font-family: var(--sans); letter-spacing: 0; }
#page-apis .page-title,
#page-contribute .page-title { font-size: 28px; font-weight: 800; }
#page-apis .api-page-hero { margin-bottom: 18px; }
#page-apis .api-page-hero .page-title { max-width: min(640px, 55%); }
#page-apis .api-page-hero .page-desc { max-width: min(690px, 57%); }
#page-apis > .api-grid,
#page-apis > h3,
#page-apis > table.model-table { display: none; }
.api-console {
  margin: 22px 0 18px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.98), rgba(245,248,252,.96)),
    repeating-linear-gradient(90deg, rgba(37,99,235,.055) 0 1px, transparent 1px 42px);
  box-shadow: var(--card-shadow);
  overflow: hidden;
}
.api-console-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 22px;
  padding: 25px 26px;
  border-bottom: 1px solid var(--border);
}
.api-console-kicker,
.contrib-cockpit-kicker { color: var(--accent); font-size: 12px; font-weight: 900; text-transform: capitalize; letter-spacing: .12em; margin-bottom: 8px; }
.api-console-title,
.contrib-cockpit-title { color: var(--text1); font-size: 25px; font-weight: 800; }
.api-console-copy,
.contrib-cockpit-copy { max-width: 760px; margin-top: 8px; color: var(--text3); font-size: 14px; line-height: 1.58; }
.api-console-stats,
.contrib-cockpit-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; align-content: end; }
.api-stat,
.contrib-stat {
  padding: 13px 14px;
  border: 1px solid rgba(220,225,234,.9);
  border-radius: 10px;
  background: rgba(255,255,255,.86);
  box-shadow: 0 12px 28px rgba(26,35,50,.06);
}
.api-stat span,
.contrib-stat span { display: block; color: var(--text3); font-size: 11px; font-weight: 850; text-transform: capitalize; letter-spacing: .08em; }
.api-stat strong,
.contrib-stat strong { display: block; margin-top: 4px; color: var(--text1); font-family: var(--mono); font-size: 16px; font-weight: 850; }
.api-console-body { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 16px; padding: 18px; }
.api-route-rail,
.api-endpoint-board,
.api-code-panel,
.app-workbench,
.contrib-cockpit,
.contrib-readiness,
.contrib-intake,
.contrib-validation-lane {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--bg);
  box-shadow: var(--card-shadow);
}
.api-route-rail { padding: 14px; }
.api-rail-title { color: var(--text3); font-size: 11px; font-weight: 900; text-transform: capitalize; letter-spacing: .1em; margin-bottom: 10px; }
.api-route {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 10px;
  padding: 11px;
  border-radius: 10px;
  border: 1px solid transparent;
  color: var(--text2);
}
.api-route + .api-route { margin-top: 8px; }
.api-route.active { background: var(--accent-light); border-color: rgba(37,99,235,.16); color: var(--text1); }
.api-method { align-self: start; padding: 3px 6px; border-radius: 6px; background: #e0f2fe; color: #0369a1; font-family: var(--mono); font-size: 11px; font-weight: 900; text-align: center; }
.api-method.post { background: var(--green-bg); color: var(--green); }
.api-route strong { display: block; color: var(--text1); font-size: 13px; font-weight: 850; }
.api-route span:last-child { display: block; color: var(--text3); font-size: 12px; line-height: 1.35; margin-top: 3px; }
.api-endpoint-board { padding: 18px; min-width: 0; }
.api-panel-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.api-panel-title,
.app-workbench-title,
.contrib-panel-title { color: var(--text1); font-size: 18px; font-weight: 850; }
.api-panel-sub,
.app-workbench-sub,
.contrib-panel-sub { color: var(--text3); font-size: 13px; line-height: 1.45; margin-top: 3px; }
.api-status-pill,
.contrib-status-pill { flex-shrink: 0; padding: 5px 9px; border-radius: 999px; background: var(--green-bg); color: var(--green); font-size: 12px; font-weight: 850; }
.api-endpoint-path {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 12px;
  border-radius: 10px;
  background: var(--bg2);
  border: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text1);
  overflow-x: auto;
}
.api-endpoint-path span { padding: 3px 6px; border-radius: 6px; background: var(--accent); color: #fff; font-size: 11px; font-weight: 900; }
.api-param-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 14px; }
.api-param { padding: 12px; border: 1px solid var(--border); border-radius: 10px; background: #fbfcff; }
.api-param span { display: block; color: var(--text3); font-size: 11px; font-weight: 850; text-transform: capitalize; letter-spacing: .07em; }
.api-param strong { display: block; margin-top: 5px; color: var(--text1); font-family: var(--mono); font-size: 13px; }
.api-response-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; margin-top: 14px; }
.api-response-strip div { padding: 10px; border-radius: 9px; background: var(--bg2); color: var(--text2); font-size: 12px; font-weight: 800; text-align: center; }
.api-code-panel {
  grid-column: 1 / -1;
  padding: 15px;
  color: var(--text2);
  background: #ffffff;
  border-color: var(--border);
  min-width: 0;
}
.api-code-head { display: flex; justify-content: space-between; gap: 10px; color: var(--text3); font-size: 12px; font-weight: 900; text-transform: capitalize; letter-spacing: .08em; margin-bottom: 12px; }
.api-code { margin: 0; color: #1e293b; font-family: var(--mono); font-size: 12px; line-height: 1.66; white-space: pre-wrap; background: transparent; }
.api-code .accent { color: #1d4ed8; }
.app-workbench { margin: 16px 0 22px; padding: 18px; }
.app-workbench-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 14px; }
.app-module { min-height: 140px; padding: 15px; border: 1px solid var(--border); border-radius: 11px; background: linear-gradient(180deg, #fff, #fbfcff); }
.app-module span { display: inline-flex; padding: 4px 7px; border-radius: 999px; background: var(--accent-light); color: var(--accent); font-size: 11px; font-weight: 900; text-transform: capitalize; letter-spacing: .06em; }
.app-module strong { display: block; margin-top: 12px; color: var(--text1); font-size: 15px; font-weight: 850; }
.app-module p { margin-top: 6px; color: var(--text3); font-size: 13px; line-height: 1.48; }

/* CONTRIBUTE PAGE */
#page-contribute > .contribute-hero,
#page-contribute > h3,
#page-contribute > .contrib-steps,
#page-contribute > .contrib-requirements,
#page-contribute > .diag-section,
#page-contribute > div[style*="text-align:center"] { display: none; }
.contrib-cockpit {
  margin: 22px 0 18px;
  padding: 24px 26px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 22px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.98), rgba(245,250,248,.96)),
    repeating-linear-gradient(90deg, rgba(22,163,74,.055) 0 1px, transparent 1px 42px);
}
.contrib-workflow { display: grid; grid-template-columns: 320px minmax(0, 1fr); gap: 16px; margin-bottom: 22px; align-items: stretch; }
.contrib-readiness,
.contrib-intake,
.contrib-validation-lane { padding: 18px; min-width: 0; }
.contrib-validation-lane { grid-column: 1 / -1; }
.contrib-check-row {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: start;
  padding: 12px 0;
  border-top: 1px solid var(--border);
}
.contrib-check-row:first-of-type { border-top: 0; }
.contrib-check-icon { width: 28px; height: 28px; border-radius: 8px; background: var(--green-bg); color: var(--green); display: inline-flex; align-items: center; justify-content: center; font-weight: 900; }
.contrib-check-row.warn .contrib-check-icon { background: var(--amber-bg); color: var(--amber); }
.contrib-check-row strong { display: block; color: var(--text1); font-size: 13px; font-weight: 850; }
.contrib-check-row small { display: block; color: var(--text3); font-size: 12px; line-height: 1.38; margin-top: 2px; }
.contrib-check-tag { padding: 4px 7px; border-radius: 999px; background: var(--bg3); color: var(--text3); font-size: 11px; font-weight: 850; text-transform: capitalize; letter-spacing: .05em; }
.contrib-intake-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-top: 14px; }
.contrib-file-tile { padding: 13px; border: 1px solid var(--border); border-radius: 10px; background: #fbfcff; min-height: 104px; }
.contrib-file-tile span { display: block; color: var(--text3); font-size: 11px; font-weight: 850; text-transform: capitalize; letter-spacing: .07em; }
.contrib-file-tile strong { display: block; margin-top: 8px; color: var(--text1); font-size: 14px; font-weight: 850; }
.contrib-file-tile small { display: block; margin-top: 5px; color: var(--text3); font-size: 12px; line-height: 1.35; }
.contrib-validation-flow { display: grid; gap: 10px; margin-top: 14px; }
.contrib-validation-lane .contrib-validation-flow { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.contrib-validation-step {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 11px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fbfcff;
}
.contrib-validation-num { width: 32px; height: 32px; border-radius: 9px; background: var(--accent-light); color: var(--accent); display: inline-flex; align-items: center; justify-content: center; font-family: var(--mono); font-weight: 900; font-size: 12px; }
.contrib-validation-step strong { display: block; color: var(--text1); font-size: 13px; font-weight: 850; }
.contrib-validation-step small { display: block; color: var(--text3); font-size: 12px; line-height: 1.38; margin-top: 2px; }
.contrib-action-bar {
  margin-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: var(--bg2);
}
.contrib-action-bar code { font-family: var(--mono); font-size: 12px; color: var(--text2); }
.contrib-action-bar a { flex-shrink: 0; text-decoration: none; color: #fff; background: var(--accent); border-radius: 8px; padding: 9px 13px; font-size: 13px; font-weight: 850; box-shadow: 0 8px 18px rgba(37,99,235,.22); }

@media (max-width: 1180px) {
  .api-console-head,
  .api-console-body,
  .contrib-cockpit,
  .contrib-workflow { grid-template-columns: 1fr; }
  .contrib-validation-lane { grid-column: auto; }
  .contrib-validation-lane .contrib-validation-flow { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .api-console-stats,
  .api-param-grid,
  .api-response-strip,
  .app-workbench-grid,
  .contrib-cockpit-stats,
  .contrib-intake-grid { grid-template-columns: 1fr; }
}
.api-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 22px 0; }
.api-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: 12px;
  padding: 24px; position: relative; overflow: hidden; transition: all 0.15s;
}
.api-card:hover { box-shadow: var(--card-shadow-hover); }
.api-badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 13px; font-weight: 700; text-transform: capitalize; letter-spacing: 0.08em;
  padding: 3px 10px; border-radius: 20px; margin-bottom: 12px;
}
.badge-open { background: var(--green-bg); color: var(--green); }
.badge-coming { background: var(--amber-bg); color: var(--amber); }
.api-card-title { font-size: 16px; font-weight: 600; color: var(--text1); margin-bottom: 6px; }
.api-card-desc { font-size: 13px; color: var(--text3); line-height: 1.55; margin-bottom: 14px; }
.api-features { list-style: none; }
.api-feature { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text2); padding: 4px 0; }
.api-feature svg { flex-shrink: 0; color: var(--green); }

@media (max-width: 700px) { .api-grid { grid-template-columns: 1fr; } }

/* CONTRIBUTE PAGE */
.contribute-hero {
  background: linear-gradient(135deg, #065f46 0%, #064e3b 100%);
  border-radius: 14px; padding: 32px; color: #fff; margin-bottom: 24px;
  text-align: center; position: relative; overflow: hidden;
}
.contribute-hero::after {
  content: ''; position: absolute; top: -50%; right: -20%; width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(16,185,129,0.2) 0%, transparent 70%);
  border-radius: 50%;
}
.ch-title { font-family: var(--display); font-size: 24px; font-weight: 700; margin-bottom: 6px; position: relative; z-index: 1; }
.ch-desc { font-size: 14px; opacity: 0.9; line-height: 1.5; max-width: 600px; margin: 0 auto; position: relative; z-index: 1; }

.contrib-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 22px 0; }
.contrib-step {
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
  padding: 20px; text-align: center; position: relative;
}
.contrib-step-num {
  width: 28px; height: 28px; border-radius: 50%; background: var(--accent-light); color: var(--accent);
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 13px; font-weight: 700; margin-bottom: 10px;
}
.contrib-step-title { font-size: 14px; font-weight: 600; color: var(--text1); margin-bottom: 4px; }
.contrib-step-desc { font-size: 13px; color: var(--text3); line-height: 1.45; }

.contrib-requirements {
  background: var(--bg); border: 1px solid var(--border); border-radius: 12px;
  padding: 24px; margin-top: 20px;
}
.contrib-req-title { font-family: var(--display); font-size: 18px; font-weight: 600; margin-bottom: 16px; }
.contrib-req-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.contrib-req-item {
  display: flex; align-items: flex-start; gap: 10px; padding: 14px; border-radius: 8px; background: var(--bg2);
}
.contrib-req-icon { width: 32px; height: 32px; border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; background: var(--accent-light); color: var(--accent); }
.contrib-req-name { font-size: 13px; font-weight: 600; color: var(--text1); }
.contrib-req-desc { font-size: 13px; color: var(--text3); margin-top: 2px; }

@media (max-width: 900px) { .contrib-steps { grid-template-columns: repeat(2, 1fr); } .contrib-req-grid { grid-template-columns: 1fr; } }
@media (max-width: 540px) { .contrib-steps { grid-template-columns: 1fr; } }

/* CTA BUTTON (topbar) */
.btn-contribute {
  background: linear-gradient(135deg, #16a34a, #15803d);
  color: #fff; font-weight: 600; border: none; padding: 8px 16px;
  border-radius: 7px; font-size: 13px; cursor: pointer; font-family: var(--sans);
  display: inline-flex; align-items: center; gap: 6px; transition: all 0.15s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
.btn-contribute:hover { background: linear-gradient(135deg, #15803d, #166534); transform: translateY(-1px); box-shadow: 0 2px 6px rgba(0,0,0,0.15); }

/* Toast notification */
.toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 300;
  padding: 12px 20px; border-radius: 10px; font-size: 14px; font-weight: 500;
  box-shadow: 0 8px 24px rgba(0,0,0,0.12); transform: translateY(80px); opacity: 0;
  transition: all 0.35s cubic-bezier(0.16,1,0.3,1); max-width: 400px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.success { background: var(--green); color: #fff; }
.toast.error { background: var(--red); color: #fff; }
.toast.info { background: var(--accent); color: #fff; }

/* Sync button states */
.sync-btn { display: inline-flex; align-items: center; gap: 6px; }
.sync-btn.loading .sync-icon { animation: spin 1s linear infinite; }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.sync-status {
  font-size: 13px; color: var(--text3); font-family: var(--mono);
  display: flex; align-items: center; gap: 6px;
}
.sync-dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.sync-dot.live { background: var(--green); }
.sync-dot.fallback { background: var(--amber); }