@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@500;600&display=swap");

/* ─── DARK PREMIUM THEME ─── */
:root {
  --bg: #070b12;
  --surface: #0d1420;
  --surface-2: #121d2d;
  --surface-3: #1a2940;
  --text: #d9e4f5;
  --text-muted: #8ea3c0;
  --text-faint: #4f637d;
  --brand: #6ea8ff;
  --brand-2: #7de2c8;
  --brand-glow: rgba(110, 168, 255, 0.22);
  --line: rgba(206,225,255,0.09);
  --line-strong: rgba(206,225,255,0.18);
  --success: #22c55e;
  --success-bg: rgba(34,197,94,0.1);
  --warning: #eab308;
  --warning-bg: rgba(234,179,8,0.1);
  --danger: #f43f5e;
  --danger-bg: rgba(244,63,94,0.1);
  --shadow: 0 24px 60px rgba(0,0,0,0.55);
  --shadow-sm: 0 4px 16px rgba(0,0,0,0.4);
  --radius-lg: 14px;
  --radius-md: 10px;
  --radius-sm: 7px;
}

*, *::before, *::after { box-sizing: border-box; }

html { color-scheme: dark; }

body {
  margin: 0;
  font-family: "Plus Jakarta Sans", ui-sans-serif, system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background:
    radial-gradient(1200px 800px at 85% -10%, rgba(110, 168, 255, 0.16), transparent 45%),
    radial-gradient(700px 500px at -10% 18%, rgba(125, 226, 200, 0.12), transparent 52%),
    var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

.shell {
  width: min(1220px, calc(100% - 2rem));
  margin: 0 auto;
}

/* HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7,11,18,0.78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.8rem 0;
}

.brand {
  font-size: 1.12rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #fff;
}

.brand::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  background: linear-gradient(145deg, var(--brand), var(--brand-2));
  border-radius: 99px;
  margin-left: 4px;
  vertical-align: middle;
  position: relative;
  top: -2px;
}

.subhead { display: none; }

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-wrap: wrap;
}

.header-nav a,
.nav-button {
  display: inline-flex;
  align-items: center;
  padding: 0.38rem 0.7rem;
  border-radius: var(--radius-sm);
  font-size: 0.86rem;
  font-weight: 500;
  color: #b5c8e3;
  background: none;
  border: none;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  letter-spacing: 0;
}

.header-nav a:hover,
.nav-button:hover {
  background: rgba(110, 168, 255, 0.12);
  color: var(--text);
  text-decoration: none;
}

.ambient {
  display: block;
  position: fixed;
  inset: -30vh -20vw auto;
  height: 75vh;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(50% 55% at 20% 35%, rgba(125, 226, 200, 0.1), transparent 85%),
    radial-gradient(45% 60% at 75% 45%, rgba(110, 168, 255, 0.12), transparent 85%);
}

main.shell {
  padding-top: 0.5rem;
  padding-bottom: 3.5rem;
  animation: fade-up 0.28s ease;
}

/* HERO */
.hero, .detail-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 1.75rem 0 1.5rem;
  align-items: start;
}

.hero h1, .detail-hero h1 {
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0.4rem 0 0.6rem;
  color: #fff;
}

.hero p, .detail-hero p {
  color: var(--text-muted);
  max-width: 60ch;
  line-height: 1.6;
  margin: 0;
  font-size: 0.9rem;
}

/* BADGES */
.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 0.26rem 0.65rem;
  border-radius: 999px;
  background: rgba(110, 168, 255, 0.1);
  border: 1px solid var(--line-strong);
  color: #bfd5f0;
  font-size: 0.67rem;
  font-weight: 600;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(125, 226, 200, 0.12);
  border: 1px solid var(--line-strong);
  color: #cde7df;
  font-size: 0.65rem;
  font-weight: 600;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* STATUS PILLS */
.status { font-weight: 600; font-size: 0.82rem; }
.status.buy   { color: var(--success); background: var(--success-bg); padding: 0.15rem 0.5rem; border-radius: 999px; }
.status.maybe { color: var(--warning); background: var(--warning-bg); padding: 0.15rem 0.5rem; border-radius: 999px; }
.status.pass  { color: var(--danger);  background: var(--danger-bg);  padding: 0.15rem 0.5rem; border-radius: 999px; }

/* POLICY SIDEBAR */
.policy-card {
  background: linear-gradient(180deg, rgba(18,29,45,0.95) 0%, rgba(13,20,32,0.95) 100%);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.3rem;
}

.policy-card h3 {
  margin: 0 0 0.7rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
}

.policy-card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-muted);
  font-size: 0.84rem;
  line-height: 1.7;
}

/* CARDS */
.card, .summary-card {
  background: linear-gradient(180deg, rgba(13,20,32,0.96) 0%, rgba(10,16,26,0.96) 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: border-color 0.22s, box-shadow 0.22s, transform 0.22s;
}

.card { padding: 1.2rem; }

.grid .card {
  opacity: 0;
  animation: card-rise 0.42s cubic-bezier(.2,.8,.2,1) forwards;
}

.grid .card:nth-child(1) { animation-delay: 0.04s; }
.grid .card:nth-child(2) { animation-delay: 0.09s; }
.grid .card:nth-child(3) { animation-delay: 0.14s; }
.grid .card:nth-child(4) { animation-delay: 0.19s; }
.grid .card:nth-child(5) { animation-delay: 0.24s; }
.grid .card:nth-child(6) { animation-delay: 0.29s; }

.listing-media-wrap {
  margin: -1.2rem -1.2rem 0.9rem;
  border-bottom: 1px solid var(--line);
}

.listing-media {
  width: 100%;
  height: 186px;
  object-fit: cover;
  display: block;
  background: var(--surface-2);
}

.listing-media-fallback {
  display: grid;
  place-items: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  font-family: "JetBrains Mono", ui-monospace, monospace;
}

.card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 24px 52px rgba(0,0,0,0.56), 0 0 0 1px rgba(110,168,255,0.18) inset;
  transform: translateY(-2px);
}

.summary-card {
  padding: 1.2rem;
  display: grid;
  gap: 0.8rem;
}

.summary-card span {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-weight: 600;
}

.summary-card strong {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

.card h2 {
  font-size: 0.98rem;
  font-weight: 700;
  color: #fff;
  margin: 0.45rem 0 0.35rem;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.card-top {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 0.75rem;
}

.price-block { text-align: right; }

.label {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-faint);
}

.price {
  font-size: clamp(1.4rem, 2.8vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #f1f6ff;
  line-height: 1.1;
}

/* METRICS */
.metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.55rem;
  margin: 0.8rem 0;
  padding: 0.85rem;
  border-radius: var(--radius-md);
  background: rgba(18,29,45,0.72);
  border: 1px solid var(--line);
}

.metrics span {
  display: block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 0.12rem;
  font-family: "JetBrains Mono", ui-monospace, monospace;
}

.metrics strong {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

/* REASONS */
.reasons {
  margin: 0 0 0.7rem;
  padding-left: 1rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.65;
}

/* GRID */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

/* BUTTON */
.button,
.card form button[type="submit"] {
  appearance: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border: none;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, #5f99f6 0%, #6ea8ff 42%, #68cfdd 100%);
  color: #fff;
  font: 700 0.82rem/1 "JetBrains Mono", ui-monospace, monospace;
  letter-spacing: -0.01em;
  cursor: pointer;
  margin-top: 0.8rem;
  transition: opacity 0.15s, transform 0.15s;
  box-shadow: 0 0 0 1px rgba(110,168,255,0.45), 0 8px 20px rgba(110,168,255,0.28);
}

.button:hover, .card form button[type="submit"]:hover {
  text-decoration: none;
  opacity: 0.94;
  transform: translateY(-1px) scale(1.01);
}

/* DETAIL */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.image-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0 0 1rem;
}

.detail-image {
  width: 100%;
  height: 170px;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--surface-2);
}

.span-2 { grid-column: span 1; }

/* TABLE */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.table th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--line-strong);
}

.table td {
  text-align: left;
  padding: 0.7rem 0.75rem;
  border-bottom: 1px solid var(--line);
  color: var(--text);
}

.table tbody tr:hover td { background: var(--surface-2); }

/* BANNER */
.banner {
  margin-top: 0.75rem;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-sm);
  background: rgba(79,128,226,0.07);
  border: 1px solid rgba(79,128,226,0.18);
  font-size: 0.84rem;
  color: var(--text-muted);
}

/* FORMS */
.card form { display: grid; gap: 0.5rem; }
.form-stack { display: grid; gap: 0.5rem; }

.card form label {
  display: grid;
  gap: 0.28rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.card form input[type="number"],
.card form input[type="text"],
.card form input[type="password"],
.card form input[type="email"],
.card form input[type="url"],
.card form select,
.card form textarea,
.form-stack input {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  padding: 0.62rem 0.7rem;
  font: 400 0.88rem/1.4 "Plus Jakarta Sans", sans-serif;
  color: var(--text);
  transition: border-color 0.15s, box-shadow 0.15s;
}

.card form select {
  color: var(--text);
}

.card form input:focus,
.card form select:focus,
.card form textarea:focus,
.form-stack input:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-glow);
}

.card form input[type="checkbox"] {
  width: auto;
  accent-color: var(--brand);
}

.auth-card { max-width: 420px; margin-bottom: 2rem; }

/* CALIBRATION */
.calibration-grid { margin-bottom: 1rem; }
.calibration-grid .price { font-size: clamp(1.4rem, 2.6vw, 1.8rem); }

/* FOOTER */
.site-footer {
  border-top: 1px solid var(--line);
  background: rgba(6,8,16,0.6);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.9rem 0 1.4rem;
  font-size: 0.78rem;
  color: var(--text-faint);
}

.meta { color: var(--text-muted); font-size: 0.84rem; }

@keyframes fade-up {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes card-rise {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 700px) {
  .hero h1, .detail-hero h1 { font-size: clamp(1.45rem, 8vw, 2rem); }
  .price { font-size: 1.35rem; }
  .metrics { grid-template-columns: 1fr; }
  .image-strip { grid-template-columns: 1fr; }
  .detail-image { height: 200px; }
  .table { display: block; overflow-x: auto; white-space: nowrap; }
  .button, .card form button[type="submit"] { width: 100%; }
}

@media (min-width: 900px) {
  .subhead {
    display: block;
    font-size: 0.76rem;
    color: var(--text-faint);
    margin-top: 0.1rem;
  }
  .hero, .detail-hero {
    grid-template-columns: minmax(0, 2fr) minmax(260px, 1fr);
    margin: 2rem 0 1.5rem;
  }
  .detail-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .span-2 { grid-column: span 2; }
  .button { width: auto; }
}