:root {
  --bg: #0f1419;
  --bg-soft: #161c24;
  --panel: #1b232d;
  --panel-2: #212b37;
  --border: #2b3744;
  --text: #e8eef4;
  --muted: #93a2b3;
  --faint: #6b7a8c;
  --accent: #ffb020;
  --accent-soft: rgba(255, 176, 32, 0.14);
  --blue: #4ea1ff;
  --green: #46c98b;
  --purple: #b07cff;
  --red: #ff7a7a;
  --teal: #3fd0c9;
  --radius: 14px;
  --shadow: 0 6px 24px rgba(0, 0, 0, 0.28);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: radial-gradient(1200px 600px at 80% -10%, #1a2330 0%, var(--bg) 55%);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}

a { color: inherit; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 22px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(15, 20, 25, 0.82);
  backdrop-filter: blur(8px);
  z-index: 20;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand-mark { color: var(--accent); font-size: 18px; }
.brand-text { font-size: 16px; letter-spacing: .2px; }
.brand-text strong { color: var(--accent); }
.topbar-tag { color: var(--faint); font-size: 12.5px; }

.app {
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 20px 40px;
}

/* ---------- Landing ---------- */
.hero { text-align: center; padding: 26px 0 8px; }
.hero h1 {
  font-size: clamp(28px, 5vw, 42px);
  line-height: 1.1;
  margin: 0 0 14px;
  letter-spacing: -0.5px;
}
.hero h1 .hl { color: var(--accent); }
.hero p.lead {
  color: var(--muted);
  max-width: 620px;
  margin: 0 auto 6px;
  font-size: 16.5px;
}
.hero .sub {
  color: var(--faint);
  font-size: 13.5px;
  margin-top: 10px;
}

.search-wrap {
  position: relative;
  max-width: 560px;
  margin: 28px auto 0;
}
.search-input {
  width: 100%;
  padding: 16px 18px;
  font-size: 16px;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.search-input::placeholder { color: var(--faint); }

.suggest {
  position: absolute;
  left: 0; right: 0;
  margin-top: 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  max-height: 340px;
  overflow-y: auto;
  z-index: 30;
  text-align: left;
}
.suggest-item {
  padding: 12px 16px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.suggest-item:last-child { border-bottom: none; }
.suggest-item:hover, .suggest-item.active { background: var(--panel-2); }
.suggest-name { font-weight: 600; font-size: 14.5px; }
.suggest-meta { color: var(--faint); font-size: 12.5px; white-space: nowrap; }
.suggest-empty { padding: 14px 16px; color: var(--faint); font-size: 14px; }

.how {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 38px;
}
.how-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}
.how-card .n {
  color: var(--accent);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .5px;
}
.how-card h3 { margin: 8px 0 6px; font-size: 15px; }
.how-card p { margin: 0; color: var(--muted); font-size: 13.5px; }

.chips-row { margin-top: 30px; text-align: center; }
.chips-row .label { color: var(--faint); font-size: 12.5px; margin-bottom: 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; }
.chip {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 999px;
  padding: 7px 13px;
  font-size: 13px;
  cursor: pointer;
  transition: border-color .15s, color .15s;
}
.chip:hover { border-color: var(--accent); color: var(--text); }

/* ---------- Results ---------- */
.results-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.btn-back {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 10px;
  padding: 8px 13px;
  font-size: 13px;
  cursor: pointer;
}
.btn-back:hover { color: var(--text); border-color: var(--accent); }

.selected-card {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin: 6px 0 8px;
}
.selected-card .eyebrow { color: var(--accent); font-size: 12px; letter-spacing: .6px; font-weight: 600; }
.selected-card h2 { margin: 6px 0 4px; font-size: 24px; }
.selected-meta { display: flex; flex-wrap: wrap; gap: 10px 18px; color: var(--muted); font-size: 13.5px; margin-top: 8px; }
.selected-meta span b { color: var(--text); font-weight: 600; }
.selected-card .desc { color: var(--muted); font-size: 14px; margin-top: 10px; max-width: 720px; }

.results-summary {
  color: var(--muted);
  font-size: 14px;
  margin: 22px 0 4px;
}
.results-summary b { color: var(--text); }

.group { margin-top: 26px; }
.group-head { display: flex; align-items: baseline; gap: 10px; margin-bottom: 12px; }
.group-head h3 { margin: 0; font-size: 16px; }
.group-head .count { color: var(--faint); font-size: 13px; }

.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 17px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color .15s, transform .12s;
}
.card:hover { border-color: #3a4b5c; transform: translateY(-1px); }

.card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.card-name { font-weight: 700; font-size: 16px; }
.card-cat { color: var(--faint); font-size: 12px; margin-top: 2px; }

.badge {
  font-size: 11.5px;
  font-weight: 600;
  padding: 4px 9px;
  border-radius: 999px;
  white-space: nowrap;
  border: 1px solid transparent;
}
.badge.customer { color: var(--green); background: rgba(70,201,139,.12); border-color: rgba(70,201,139,.3); }
.badge.supplier { color: var(--teal); background: rgba(63,208,201,.12); border-color: rgba(63,208,201,.3); }
.badge.partner { color: var(--blue); background: rgba(78,161,255,.12); border-color: rgba(78,161,255,.3); }
.badge.technology { color: var(--purple); background: rgba(176,124,255,.12); border-color: rgba(176,124,255,.3); }
.badge.operational { color: var(--accent); background: var(--accent-soft); border-color: rgba(255,176,32,.3); }
.badge.competitor { color: var(--red); background: rgba(255,122,122,.12); border-color: rgba(255,122,122,.3); }
.badge.adjacent { color: var(--muted); background: rgba(147,162,179,.12); border-color: rgba(147,162,179,.3); }

.card-meta { display: flex; flex-wrap: wrap; gap: 6px 14px; color: var(--muted); font-size: 12.5px; }
.card-meta .loc b { color: var(--text); font-weight: 600; }
.card-reason { color: var(--text); font-size: 13.5px; opacity: .92; }
.card-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 2px; }

.conf {
  font-size: 11.5px;
  color: var(--faint);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.conf .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--faint); }
.conf.high .dot { background: var(--green); }
.conf.high { color: var(--green); }
.conf.mid .dot { background: var(--accent); }
.conf.mid { color: var(--accent); }

.card-link { font-size: 12.5px; color: var(--blue); text-decoration: none; }
.card-link:hover { text-decoration: underline; }

.disclaimer {
  margin-top: 30px;
  padding: 14px 16px;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  color: var(--faint);
  font-size: 12.5px;
}

.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 40px 0;
}

.sitefoot {
  max-width: 980px;
  margin: 0 auto;
  padding: 26px 20px 50px;
  border-top: 1px solid var(--border);
  text-align: center;
}
.sitefoot p { margin: 4px 0; font-size: 13px; }
.muted { color: var(--faint); }

@media (max-width: 720px) {
  .how { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .topbar-tag { display: none; }
}