/* ── Variables ── */
:root {
  --bg: #0a0a0f;
  --bg2: #111118;
  --card: #15151e;
  --border: #2a2a3a;
  --border-glow: #4f46e5;
  --accent: #6366f1;
  --accent2: #a5b4fc;
  --text: #e8e8f0;
  --text-muted: #6b6b88;
  --text-dim: #3a3a52;
  --green: #22d3a0;
  --red: #f87171;
  --mono: 'DM Mono', monospace;
  --head: 'Syne', sans-serif;
  --body: 'DM Sans', sans-serif;
  --radius: 12px;
  --transition: 0.2s ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Background Grid ── */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

/* ── Header ── */
.header {
  position: relative;
  z-index: 1;
  padding: 32px 48px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-icon {
  font-size: 22px;
  color: var(--accent);
  line-height: 1;
}
.logo-text {
  font-family: var(--head);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--text);
}
.tagline {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  border-left: 1px solid var(--border);
  padding-left: 24px;
}

/* ── Main ── */
.main {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 24px 80px;
}

/* ── Heading ── */
.heading {
  font-family: var(--head);
  font-size: clamp(36px, 5vw, 58px);
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, #fff 40%, var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
}
.subheading {
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 40px;
  font-weight: 300;
}

/* ── Search Card ── */
.search-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  display: grid;
  gap: 20px;
  transition: border-color var(--transition);
}
.search-card:focus-within {
  border-color: var(--border-glow);
  box-shadow: 0 0 40px rgba(99,102,241,0.08);
}

/* ── Field ── */
.field-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.field-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.input-wrap {
  position: relative;
}
.input-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 15px;
  pointer-events: none;
}

.field-input {
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--body);
  font-size: 15px;
  padding: 12px 16px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  -moz-appearance: textfield;
}
.input-wrap .field-input { padding-left: 44px; }
.field-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}
.field-input::placeholder { color: var(--text-dim); }
.field-input::-webkit-outer-spin-button,
.field-input::-webkit-inner-spin-button { -webkit-appearance: none; }

/* ── Select ── */
.select-wrap {
  position: relative;
}
.field-select {
  width: 100%;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--body);
  font-size: 15px;
  padding: 12px 40px 12px 16px;
  outline: none;
  appearance: none;
  cursor: pointer;
  transition: border-color var(--transition);
}
.field-select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(99,102,241,0.15); }
.select-arrow {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  font-size: 14px;
}

/* ── Price Row ── */
.price-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: end;
  gap: 12px;
}
.price-dash {
  padding-bottom: 13px;
  color: var(--text-dim);
  font-size: 18px;
  text-align: center;
}

/* ── Buttons ── */
.btn-row {
  display: flex;
  gap: 12px;
  padding-top: 4px;
}
.btn-primary {
  flex: 1;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 14px 24px;
  font-family: var(--head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover {
  background: #4f46e5;
  box-shadow: 0 8px 24px rgba(99,102,241,0.35);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }
.btn-arrow { font-size: 18px; transition: transform var(--transition); }
.btn-primary:hover .btn-arrow { transform: translateX(4px); }

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius);
  padding: 14px 22px;
  font-family: var(--body);
  font-size: 14px;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
}
.btn-ghost:hover { border-color: var(--text-muted); color: var(--text); }

/* ── Status Bar ── */
.status-bar {
  margin-top: 24px;
  background: rgba(99,102,241,0.08);
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: var(--radius);
  padding: 10px 18px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent2);
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.status-bar::before { content: '◉'; animation: pulse 1.2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.3} }

/* ── Error Box ── */
.error-box {
  margin-top: 24px;
  background: rgba(248,113,113,0.08);
  border: 1px solid rgba(248,113,113,0.3);
  border-radius: var(--radius);
  padding: 14px 18px;
  color: var(--red);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.error-box::before { content: '⚠'; font-size: 16px; }

/* ── Results Section ── */
.results-section { margin-top: 40px; }
.results-header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 20px;
}
.results-title {
  font-family: var(--head);
  font-size: 22px;
  font-weight: 800;
}
.result-count {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--green);
  background: rgba(34,211,160,0.1);
  border: 1px solid rgba(34,211,160,0.2);
  padding: 3px 10px;
  border-radius: 999px;
}

/* ── Table ── */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--card);
}
.results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.results-table th {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.results-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}
.results-table tr:last-child td { border-bottom: none; }
.results-table tbody tr {
  transition: background var(--transition);
  animation: rowIn 0.3s ease both;
}
.results-table tbody tr:hover { background: rgba(99,102,241,0.05); }
@keyframes rowIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.id-cell { color: var(--text-dim); font-family: var(--mono); font-size: 12px; }
.name-cell { font-weight: 500; }
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-family: var(--mono);
  font-weight: 500;
  letter-spacing: 0.04em;
}
.badge-furniture  { background: rgba(251,191,36,0.12); color: #fbbf24; border: 1px solid rgba(251,191,36,0.2); }
.badge-electronics{ background: rgba(99,102,241,0.12); color: var(--accent2); border: 1px solid rgba(99,102,241,0.2); }
.badge-stationery { background: rgba(34,211,160,0.12); color: var(--green); border: 1px solid rgba(34,211,160,0.2); }
.badge-default    { background: rgba(255,255,255,0.06); color: var(--text-muted); border: 1px solid var(--border); }

.price-cell { font-family: var(--mono); font-weight: 500; color: var(--green); }
.supplier-cell { color: var(--text-muted); font-size: 13px; }

/* ── No Results ── */
.no-results {
  margin-top: 60px;
  text-align: center;
  padding: 60px 24px;
}
.no-results-icon {
  font-size: 48px;
  color: var(--text-dim);
  margin-bottom: 16px;
  line-height: 1;
}
.no-results-title {
  font-family: var(--head);
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 8px;
}
.no-results-sub {
  font-size: 14px;
  color: var(--text-muted);
}

/* ── Footer ── */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 20px 48px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  text-align: center;
  letter-spacing: 0.08em;
}

/* ── Utility ── */
.hidden { display: none !important; }

/* ── Responsive ── */
@media (max-width: 600px) {
  .header { padding: 20px 20px 16px; gap: 12px; flex-direction: column; align-items: flex-start; }
  .tagline { border-left: none; padding-left: 0; }
  .main { padding: 40px 16px 60px; }
  .search-card { padding: 20px; }
  .price-row { grid-template-columns: 1fr; }
  .price-dash { display: none; }
  .btn-row { flex-direction: column; }
}