:root {
  --bg: #f5f5f0;
  --card: #ffffff;
  --ink: #1a1d23;
  --ink-soft: #4b5563;
  --rule: #e5e7eb;
  --accent: #d4682a;
  --accent-dark: #b3551f;
  --slate: #1f2937;
  --slate-2: #374151;
  --good: #15803d;
  --warn: #b45309;
  --bad: #b91c1c;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 24px rgba(0,0,0,.06);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---- Layout ---- */
.app-header {
  background: var(--slate);
  color: #fff;
  border-bottom: 4px solid var(--accent);
}
.app-header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}
.brand-mark {
  width: 36px; height: 36px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  display: grid; place-items: center;
  border-radius: 6px;
  font-size: 14px;
  letter-spacing: -0.5px;
}
.brand-name {
  font-weight: 700; font-size: 17px;
  letter-spacing: -0.2px;
}
.brand-sub {
  font-size: 12px;
  color: #cbd5e1;
}
.nav-spacer { flex: 1; }
.nav-user {
  font-size: 14px;
  color: #d1d5db;
  display: flex; align-items: center; gap: 12px;
}
.nav-user .btn-link {
  background: none; border: 0; color: #fff; cursor: pointer; font-size: 14px; padding: 6px 10px; border-radius: 4px;
}
.nav-user .btn-link:hover { background: rgba(255,255,255,.08); }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px 24px 80px;
}

/* ---- Auth gate ---- */
.gate {
  min-height: 80vh;
  display: grid; place-items: center;
  padding: 40px 20px;
}
.gate-card {
  background: var(--card);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 40px;
  max-width: 460px;
  width: 100%;
  text-align: center;
}
.gate-card h1 {
  margin: 0 0 8px;
  font-size: 26px;
  letter-spacing: -0.5px;
}
.gate-card p {
  color: var(--ink-soft);
  margin: 0 0 22px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 6px;
  padding: 12px 22px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: background .15s;
}
.btn:hover { background: var(--accent-dark); text-decoration: none; }
.btn.secondary {
  background: #fff;
  color: var(--ink);
  border: 1px solid var(--rule);
}
.btn.secondary:hover { background: var(--bg); }
.btn.ghost {
  background: transparent;
  color: var(--accent-dark);
  padding: 8px 12px;
}
.btn.ghost:hover { background: rgba(212,104,42,.08); }

/* ---- Page header ---- */
.page-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 24px; margin-bottom: 24px;
  flex-wrap: wrap;
}
.page-head h1 {
  margin: 0 0 4px;
  font-size: 28px;
  letter-spacing: -0.5px;
}
.page-head .sub {
  color: var(--ink-soft);
  font-size: 15px;
}
.crumb {
  font-size: 13px;
  color: var(--ink-soft);
  margin-bottom: 8px;
}
.crumb a { color: var(--ink-soft); }

/* ---- Job card grid ---- */
.job-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}
.job-card {
  background: var(--card);
  border-radius: 10px;
  box-shadow: var(--shadow);
  padding: 22px;
  border: 1px solid var(--rule);
  cursor: pointer;
  transition: transform .12s, box-shadow .12s;
}
.job-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,.06), 0 16px 40px rgba(0,0,0,.08);
}
.job-card .code {
  display: inline-block;
  background: var(--slate);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.4px;
  margin-bottom: 10px;
}
.job-card h3 {
  margin: 0 0 4px;
  font-size: 18px;
  letter-spacing: -0.3px;
}
.job-card .client { color: var(--ink-soft); font-size: 14px; margin-bottom: 12px; }
.job-card .status {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  background: #fef3c7;
  color: #92400e;
}
.job-card .meta {
  display: flex; gap: 14px;
  margin-top: 14px;
  font-size: 13px;
  color: var(--ink-soft);
  flex-wrap: wrap;
}

/* ---- Project detail ---- */
.detail-head {
  background: linear-gradient(135deg, var(--slate) 0%, var(--slate-2) 100%);
  color: #fff;
  border-radius: 12px;
  padding: 28px 32px;
  margin-bottom: 28px;
}
.detail-head .code-pill {
  display: inline-block;
  background: var(--accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 4px;
}
.detail-head h1 { margin: 10px 0 6px; font-size: 26px; }
.detail-head .meta-row { color: #d1d5db; font-size: 14px; }
.totals-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-top: 22px;
}
.totals-card {
  background: rgba(255,255,255,.08);
  padding: 14px 16px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.1);
}
.totals-card .label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.6px; color: #cbd5e1; }
.totals-card .value { font-size: 22px; font-weight: 700; margin-top: 4px; }
.totals-card.recommended { background: rgba(212,104,42,.18); border-color: rgba(212,104,42,.4); }
.totals-card.recommended .label { color: #fed7aa; }

.section {
  background: var(--card);
  border-radius: 10px;
  box-shadow: var(--shadow);
  padding: 24px 28px;
  margin-bottom: 22px;
  border: 1px solid var(--rule);
}
.section h2 {
  margin: 0 0 14px;
  font-size: 18px;
  letter-spacing: -0.2px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule);
}

/* ---- Tabs (HIGH/MID) ---- */
.tabs {
  display: inline-flex;
  background: var(--bg);
  border-radius: 8px;
  padding: 4px;
  margin-bottom: 18px;
}
.tabs button {
  background: none; border: 0; padding: 8px 18px;
  font-size: 14px; font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  color: var(--ink-soft);
}
.tabs button.active {
  background: #fff;
  color: var(--ink);
  box-shadow: 0 1px 2px rgba(0,0,0,.08);
}

/* ---- Location tabs ---- */
.loc-tabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 0;
}
.loc-tab {
  background: none; border: 0;
  padding: 10px 14px;
  font-size: 14px; font-weight: 600;
  color: var(--ink-soft);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  white-space: nowrap;
}
.loc-tab.active {
  color: var(--accent-dark);
  border-bottom-color: var(--accent);
}

/* ---- Scope table ---- */
table.scope {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
table.scope th, table.scope td {
  text-align: left;
  padding: 9px 12px;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
table.scope th {
  background: var(--bg);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--ink-soft);
  font-weight: 600;
}
table.scope tr.section-row td {
  background: #fef3e8;
  color: var(--accent-dark);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  padding: 8px 12px;
}
table.scope td.money { text-align: right; font-variant-numeric: tabular-nums; }
table.scope td.qty { color: var(--ink-soft); white-space: nowrap; }
table.scope tr.total-row td {
  background: var(--slate);
  color: #fff;
  font-weight: 700;
  border-bottom: 0;
}

/* ---- Photo gallery ---- */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 10px;
}
.gallery a {
  display: block;
  aspect-ratio: 4/3;
  background: var(--rule);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
}
.gallery img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .25s;
}
.gallery a:hover img { transform: scale(1.05); }

/* ---- Video section ---- */
.videos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}
.video-card {
  background: var(--card);
  border-radius: 8px;
  border: 1px solid var(--rule);
  overflow: hidden;
}
.video-card .frame {
  background: #000;
  aspect-ratio: 16/9;
  position: relative;
}
.video-card iframe {
  width: 100%; height: 100%; border: 0;
}
.video-card .meta {
  padding: 12px 14px;
}
.video-card .title { font-weight: 600; font-size: 15px; margin-bottom: 4px; }
.video-card .desc { color: var(--ink-soft); font-size: 13px; }

.video-empty {
  border: 2px dashed var(--rule);
  padding: 30px 20px;
  text-align: center;
  border-radius: 8px;
  color: var(--ink-soft);
  font-size: 14px;
}

/* ---- Forms ---- */
.form-card {
  background: var(--card);
  border-radius: 10px;
  border: 1px solid var(--rule);
  padding: 22px 24px;
}
.field { margin-bottom: 14px; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 4px;
}
.field input, .field select, .field textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--rule);
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(212,104,42,.15);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.helper {
  font-size: 12px; color: var(--ink-soft); margin-top: 4px;
}

.alert {
  padding: 12px 14px;
  border-radius: 6px;
  font-size: 14px;
  margin-bottom: 14px;
}
.alert.info { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }
.alert.success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.alert.warn { background: #fefce8; color: #854d0e; border: 1px solid #fde047; }

/* ---- Notes list ---- */
.notes-list { margin: 0; padding-left: 18px; color: var(--ink-soft); font-size: 14px; }
.notes-list li { margin-bottom: 4px; }

/* ---- Light modal ---- */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.85);
  display: none;
  align-items: center; justify-content: center;
  padding: 40px;
  z-index: 100;
  cursor: zoom-out;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 100%; max-height: 100%; object-fit: contain; }

/* ---- Footer ---- */
.foot {
  margin-top: 60px;
  padding: 20px 0;
  border-top: 1px solid var(--rule);
  color: var(--ink-soft);
  font-size: 13px;
  text-align: center;
}

@media (max-width: 720px) {
  .app-header-inner { padding: 12px 16px; }
  .container { padding: 18px 16px 60px; }
  .detail-head { padding: 20px; }
  .detail-head h1 { font-size: 22px; }
  .section { padding: 18px; }
  table.scope { font-size: 13px; }
  table.scope th, table.scope td { padding: 7px 8px; }
  .field-row { grid-template-columns: 1fr; }
}

/* ===== Additions for BuildSmart AI: profile form, trade badges, gate, filter ===== */

.nav-user .btn-link.primary {
  background: var(--accent);
  color: #fff;
  padding: 6px 14px;
  border-radius: 4px;
  font-weight: 600;
}
.nav-user .btn-link.primary:hover { background: var(--accent-dark); }
.nav-user .who { font-size: 13px; color: #cbd5e1; margin-left: 8px; padding-left: 12px; border-left: 1px solid rgba(255,255,255,.15); }

.gate-card .lede { font-size: 15px; line-height: 1.55; }
.gate-card .cta-row { display: flex; gap: 10px; justify-content: center; margin-bottom: 10px; }
.gate-card .trial-copy { font-size: 13px; color: var(--ink-soft); margin: 6px 0 0; }

fieldset {
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 16px 18px;
  margin: 0 0 18px;
}
fieldset legend {
  padding: 0 8px;
  font-weight: 700;
  font-size: 14px;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
fieldset.disclaimer-block { background: #fffbeb; border-color: #fde68a; }
.disclaimer-text { font-size: 13px; color: var(--ink-soft); line-height: 1.55; }
.disclaimer-text ol { margin: 6px 0 14px; padding-left: 22px; }
.disclaimer-text li { margin-bottom: 6px; }

.radio-row { display: flex; gap: 22px; margin-bottom: 14px; }
.radio-row label { font-size: 14px; cursor: pointer; display: flex; align-items: center; gap: 6px; }

.agree-check {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 12px 14px; background: #fff; border: 1px solid var(--rule); border-radius: 6px;
  font-size: 14px; cursor: pointer; margin-top: 8px;
}
.agree-check input { margin-top: 2px; }

.trade-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 8px;
}
.trade-check {
  display: flex; gap: 10px; align-items: flex-start;
  padding: 10px 12px; border: 1px solid var(--rule); border-radius: 6px;
  cursor: pointer; font-size: 14px; transition: background .12s, border-color .12s;
}
.trade-check:hover { background: var(--bg); border-color: #d1d5db; }
.trade-check input { margin-top: 4px; flex-shrink: 0; }
.trade-check .muted { color: var(--ink-soft); font-size: 12px; }
.trade-check input:checked + span strong { color: var(--accent-dark); }
.trade-check:has(input:checked) { border-color: var(--accent); background: #fff7ed; }

.form-actions { display: flex; gap: 10px; margin-top: 8px; }

.trade-badges {
  display: flex; flex-wrap: wrap; gap: 4px;
  margin-top: 10px;
}
.trade-badge {
  display: inline-block;
  padding: 3px 9px;
  background: #f3f4f6;
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  letter-spacing: 0.2px;
}
.trade-badge.match { background: #fed7aa; color: #9a3412; }

.job-card .match-count { color: var(--accent-dark); font-weight: 600; }
.filter-toggle {
  font-size: 13px;
  color: var(--ink-soft);
}
.filter-toggle label { display: flex; gap: 8px; align-items: center; cursor: pointer; }

table.scope tr.section-row.is-match td { background: #fff7ed; color: var(--accent-dark); }
table.scope tr.is-match td { background: rgba(254, 215, 170, 0.18); }

.empty-card {
  background: var(--card);
  border: 1px dashed var(--rule);
  border-radius: 10px;
  padding: 36px 28px;
  text-align: center;
  color: var(--ink-soft);
}
.empty-card h3 { color: var(--ink); margin: 0 0 8px; }

.section.bid-cta {
  background: linear-gradient(135deg, #fff7ed 0%, #fff 100%);
  border-color: #fed7aa;
}
.section.bid-cta h2 { color: var(--accent-dark); }

@media (max-width: 720px) {
  .nav-user .who { display: none; }
  .gate-card .cta-row { flex-direction: column; }
  .trade-grid { grid-template-columns: 1fr; }
}