/* ── Reset & Base ──────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0f1117;
  --bg-card: #1a1f2e;
  --bg-card-alt: #151a27;
  --border: #252d42;
  --text: #e2e8f0;
  --text-muted: #6b7280;
  --text-dim: #9ca3af;
  --blue: #3b82f6;
  --blue-dark: #2563eb;
  --green: #22c55e;
  --amber: #f59e0b;
  --red: #ef4444;
  --white: #f1f5f9;
  --radius: 8px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
}

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

/* ── Nav ───────────────────────────────────────────────────────────────────── */
.topnav {
  background: #0b0e1a;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 1px 12px rgba(0,0,0,0.5);
}
.topnav-inner {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 58px;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}
.brand-icon {
  font-size: 1.6rem;
  color: var(--blue);
}
.login-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 0.25rem;
}
.brand-name {
  color: #fff;
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  display: block;
}
.brand-sub {
  color: var(--text-muted);
  font-size: 0.6rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  display: block;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}
.nav-link {
  color: var(--text-dim);
  font-size: 0.85rem;
  text-decoration: none;
  transition: color 0.15s;
}
.nav-link:hover, .nav-link.active {
  color: var(--text);
  text-decoration: none;
}
.nav-link.active {
  color: var(--blue);
  font-weight: 600;
}
.nav-signout {
  color: var(--red);
  opacity: 0.7;
}
.nav-signout:hover { opacity: 1; color: var(--red); }

/* ── Layout ────────────────────────────────────────────────────────────────── */
.page-main {
  max-width: 1300px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
  min-height: calc(100vh - 120px);
}
.page-footer {
  border-top: 1px solid var(--border);
  padding: 1rem 1.5rem;
  text-align: center;
  background: #0b0e1a;
  color: var(--text-muted);
  font-size: 0.72rem;
}
.page-header {
  margin-bottom: 1.5rem;
}
.page-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
}
.page-sub {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-top: 0.2rem;
  display: block;
}

/* ── Cards ─────────────────────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

/* ── Stat Grid ─────────────────────────────────────────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1rem;
  text-align: center;
}
.stat-value {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 0.4rem;
}
.stat-value.blue  { color: var(--blue); }
.stat-value.green { color: var(--green); }
.stat-value.amber { color: var(--amber); }
.stat-value.white { color: var(--white); }
.stat-label {
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ── Two-column layout ─────────────────────────────────────────────────────── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  align-items: start;
}

/* ── Detail grid ───────────────────────────────────────────────────────────── */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 1.25rem;
  align-items: start;
}

/* ── Score Badges ──────────────────────────────────────────────────────────── */
.score-badge {
  display: inline-block;
  min-width: 44px;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  font-weight: 700;
  font-size: 0.8rem;
  text-align: center;
}
.score-green { background: rgba(34,197,94,0.15); color: var(--green); }
.score-amber { background: rgba(245,158,11,0.15); color: var(--amber); }
.score-gray  { background: rgba(107,114,128,0.15); color: var(--text-muted); }

/* ── Big Score ─────────────────────────────────────────────────────────────── */
.score-card { text-align: center; }
.big-score {
  font-size: 4rem;
  font-weight: 900;
  line-height: 1;
  padding: 1rem 0 0.5rem;
}
.big-score-label {
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--text-muted);
}
.ai-reasoning {
  color: var(--text-dim);
  font-size: 0.85rem;
  line-height: 1.6;
  margin-top: 0.75rem;
  text-align: left;
}

/* ── Source Badges ─────────────────────────────────────────────────────────── */
.source-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  background: rgba(59,130,246,0.1);
  color: var(--blue);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── Status Badges ─────────────────────────────────────────────────────────── */
.status-badge {
  display: inline-block;
  padding: 0.15rem 0.6rem;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
}
.s-new    { background: rgba(59,130,246,0.12); color: var(--blue); }
.s-bid    { background: rgba(245,158,11,0.12); color: var(--amber); }
.s-won    { background: rgba(34,197,94,0.12); color: var(--green); }
.s-lost   { background: rgba(239,68,68,0.12); color: var(--red); }
.s-no_bid { background: rgba(107,114,128,0.12); color: var(--text-muted); }

/* ── Data Table ────────────────────────────────────────────────────────────── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}
.data-table th {
  text-align: left;
  color: var(--text-muted);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
}
.data-table td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid rgba(37,45,66,0.5);
  vertical-align: middle;
}
.data-table tbody tr:last-child td { border-bottom: none; }
.clickable-row { cursor: pointer; transition: background 0.1s; }
.clickable-row:hover td { background: rgba(59,130,246,0.04); }
.route-cell { white-space: nowrap; color: var(--text); }
.mono { font-family: "SF Mono", "Fira Code", monospace; }
.small { font-size: 0.72rem; }

/* ── Filter Bar ────────────────────────────────────────────────────────────── */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
  align-items: center;
}
.filter-pill {
  padding: 0.3rem 0.85rem;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 500;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-dim);
  text-decoration: none;
  transition: all 0.15s;
}
.filter-pill:hover { border-color: var(--blue); color: var(--text); text-decoration: none; }
.filter-pill.active { background: var(--blue); border-color: var(--blue); color: #fff; }
.filter-sep { color: var(--border); padding: 0 0.25rem; }

/* ── Info Grid (detail page) ───────────────────────────────────────────────── */
.info-grid { display: flex; flex-direction: column; gap: 0; }
.info-row {
  display: flex;
  justify-content: space-between;
  padding: 0.55rem 0;
  border-bottom: 1px solid rgba(37,45,66,0.5);
  gap: 1rem;
}
.info-row:last-child { border-bottom: none; }
.info-label { color: var(--text-muted); font-size: 0.8rem; flex-shrink: 0; }
.info-value { color: var(--text); font-size: 0.85rem; text-align: right; }

/* ── Section Heading ───────────────────────────────────────────────────────── */
.section-heading {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
}

/* ── Alert List ────────────────────────────────────────────────────────────── */
.alert-list { list-style: none; }
.alert-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid rgba(37,45,66,0.5);
  font-size: 0.8rem;
}
.alert-item:last-child { border-bottom: none; }
.alert-type {
  display: inline-block;
  padding: 0.1rem 0.45rem;
  border-radius: 3px;
  font-size: 0.65rem;
  font-weight: 700;
  flex-shrink: 0;
}
.type-sms   { background: rgba(34,197,94,0.12); color: var(--green); }
.type-email { background: rgba(59,130,246,0.12); color: var(--blue); }
.alert-detail { flex: 1; color: var(--text-dim); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.alert-time { color: var(--text-muted); font-size: 0.72rem; flex-shrink: 0; }
.dot-green { width: 7px; height: 7px; border-radius: 50%; background: var(--green); flex-shrink: 0; }
.dot-red   { width: 7px; height: 7px; border-radius: 50%; background: var(--red); flex-shrink: 0; }

/* ── Forms ─────────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 1rem; }
.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.input-field {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 0.55rem 0.75rem;
  font-size: 0.88rem;
  transition: border-color 0.15s;
}
.input-field:focus { outline: none; border-color: var(--blue); }

/* ── Buttons ───────────────────────────────────────────────────────────────── */
.btn-primary {
  background: var(--blue);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 0.6rem 1.25rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
  text-decoration: none;
  display: inline-block;
}
.btn-primary:hover { background: var(--blue-dark); text-decoration: none; color: #fff; }
.btn-outline {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.6rem 1.25rem;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  display: inline-block;
}
.btn-outline:hover { border-color: var(--blue); color: var(--text); }
.btn-full { width: 100%; text-align: center; }

/* ── Status Actions ────────────────────────────────────────────────────────── */
.status-now { margin: 0.75rem 0 1rem; font-size: 0.8rem; color: var(--text-muted); }
.status-form { margin-top: 0.75rem; }
.radio-group { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1rem; }
.radio-option {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  cursor: pointer;
  font-size: 0.83rem;
  color: var(--text-dim);
  transition: all 0.15s;
}
.radio-option:hover { border-color: var(--blue); color: var(--text); }
.radio-option.selected { border-color: var(--blue); color: var(--text); background: rgba(59,130,246,0.07); }
.radio-option input { accent-color: var(--blue); }

/* ── Back Link ─────────────────────────────────────────────────────────────── */
.back-link {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: inline-block;
  margin-bottom: 1rem;
  transition: color 0.15s;
}
.back-link:hover { color: var(--text); text-decoration: none; }

/* ── Misc ──────────────────────────────────────────────────────────────────── */
.link-sm { font-size: 0.78rem; }
.empty-msg { color: var(--text-muted); font-size: 0.85rem; padding: 1rem 0; text-align: center; }
.alert-danger {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  color: #fca5a5;
  border-radius: 6px;
  padding: 0.65rem 0.9rem;
  font-size: 0.83rem;
  margin-bottom: 1rem;
}

/* ── Login ─────────────────────────────────────────────────────────────────── */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
}
.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 380px;
}
.login-brand {
  text-align: center;
  margin-bottom: 1.75rem;
}
.login-title {
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--text);
  margin-top: 0.25rem;
}
.login-sub {
  color: var(--text-muted);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-top: 0.2rem;
}
.login-footer {
  text-align: center;
  margin-top: 1.5rem;
  color: var(--text-muted);
  font-size: 0.7rem;
}

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .two-col, .detail-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .topnav-inner { padding: 0 1rem; }
  .page-main { padding: 1rem; }
  .data-table th, .data-table td { padding: 0.5rem; }
}