/* Oxeye — site styles
 * Brand: gold #C9A962 on near-black, Apple HIG-inspired
 */

:root {
  --gold: #C9A962;
  --gold-dark: #A68B4B;
  --gold-light: #DFC88A;

  --bg: #000000;
  --bg-1: #0B0B0D;
  --bg-2: #141417;
  --bg-3: #1C1C1E;
  --bg-4: #2C2C2E;

  --text: #FFFFFF;
  --text-2: #C7C7CC;
  --text-3: #8E8E93;
  --text-4: #636366;

  --border: #2A2A2D;
  --border-strong: #38383A;

  --success: #30D158;
  --error: #FF453A;
  --warning: #FFD60A;

  --radius: 14px;
  --radius-sm: 10px;
  --radius-lg: 22px;

  --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.55);

  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
    "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
    "Liberation Mono", monospace;

  --maxw: 1120px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }

a {
  color: var(--gold);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover { color: var(--gold-light); }

h1, h2, h3, h4 {
  color: var(--text);
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin: 0 0 0.5em 0;
  font-weight: 600;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); letter-spacing: -0.025em; }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.2rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.05rem; color: var(--gold); letter-spacing: 0.06em; text-transform: uppercase; font-weight: 600; }

p { margin: 0 0 1em 0; color: var(--text-2); }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Navigation ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.78);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 600;
  letter-spacing: 0.01em;
  font-size: 1.1rem;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  object-fit: contain;
}

.brand-name { color: var(--gold); }

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--text-2);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 8px 0;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
}

.nav-links a[aria-current="page"] {
  border-bottom: 2px solid var(--gold);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
}

@media (max-width: 820px) {
  .nav-links { display: none; flex-direction: column; position: absolute; left: 0; right: 0; top: 64px; background: var(--bg-1); border-bottom: 1px solid var(--border); padding: 16px 24px; gap: 12px; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: inline-block; }
}

/* ---------- Hero ---------- */

.hero {
  padding: 96px 0 80px;
  background:
    radial-gradient(1200px 500px at 20% -10%, rgba(201, 169, 98, 0.10), transparent 60%),
    radial-gradient(900px 500px at 100% 10%, rgba(201, 169, 98, 0.06), transparent 60%);
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  color: var(--gold);
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 18px;
  padding: 4px 10px;
  border: 1px solid rgba(201, 169, 98, 0.3);
  border-radius: 999px;
  background: rgba(201, 169, 98, 0.06);
}

.hero h1 {
  margin-bottom: 20px;
}

.hero h1 .accent { color: var(--gold); }

.hero .lead {
  font-size: 1.15rem;
  color: var(--text-2);
  margin-bottom: 28px;
  max-width: 56ch;
}

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-visual img {
  max-width: 320px;
  width: 100%;
  border-radius: 32px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-strong);
}

@media (max-width: 820px) {
  .hero { padding: 64px 0 56px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual img { max-width: 260px; }
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.08s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--gold);
  color: #111;
}
.btn-primary:hover { background: var(--gold-light); color: #111; }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }

.btn:active { transform: translateY(1px); }

/* ---------- Sections ---------- */

section { padding: 72px 0; border-bottom: 1px solid var(--border); }
section:last-of-type { border-bottom: 0; }

.section-head {
  max-width: 720px;
  margin: 0 auto 48px auto;
  text-align: center;
}
.section-head h2 { margin-bottom: 12px; }
.section-head p { color: var(--text-3); font-size: 1.05rem; }

/* ---------- Cards / Grids ---------- */

.grid {
  display: grid;
  gap: 20px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.card:hover {
  border-color: rgba(201, 169, 98, 0.5);
}

.card h3 {
  margin: 14px 0 8px 0;
  font-size: 1.15rem;
}

.card p {
  color: var(--text-3);
  font-size: 0.97rem;
  margin-bottom: 0;
}

.card .icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(201, 169, 98, 0.12);
  color: var(--gold);
  font-weight: 700;
  font-size: 1.1rem;
  border: 1px solid rgba(201, 169, 98, 0.25);
}

/* ---------- Stats ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 8px;
}
.stat {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  text-align: left;
}
.stat .num {
  font-size: 2rem;
  color: var(--gold);
  font-weight: 700;
  letter-spacing: -0.02em;
}
.stat .label {
  color: var(--text-3);
  font-size: 0.9rem;
  margin-top: 6px;
}
@media (max-width: 900px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Tables ---------- */

table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 24px;
  font-size: 0.95rem;
}
th, td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
}
th {
  color: var(--text);
  font-weight: 600;
  background: var(--bg-2);
}
tbody tr:hover { background: var(--bg-2); }

/* ---------- Long-form content ---------- */

.prose {
  max-width: 760px;
  margin: 0 auto;
}
.prose h2 { margin-top: 2em; }
.prose h3 { margin-top: 1.6em; color: var(--text); }
.prose p, .prose li { color: var(--text-2); }
.prose ul, .prose ol { padding-left: 22px; margin: 0 0 1em; }
.prose li { margin: 0.3em 0; }
.prose code {
  background: var(--bg-3);
  color: var(--gold-light);
  padding: 2px 6px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.9em;
}
.prose pre {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-2);
}
.prose blockquote {
  border-left: 3px solid var(--gold);
  margin: 0 0 1em 0;
  padding: 0.2em 1em;
  color: var(--text-2);
  background: rgba(201, 169, 98, 0.04);
}

/* ---------- Feature row (alternating text + image) ---------- */

.feature-row {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
  margin: 56px 0;
}
.feature-row:nth-child(even) { direction: rtl; }
.feature-row:nth-child(even) > * { direction: ltr; }

.feature-row h3 { font-size: 1.5rem; margin-bottom: 10px; }
.feature-row h4 { margin-bottom: 10px; }

.feature-row img {
  max-width: 300px;
  margin: 0 auto;
  border-radius: 28px;
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-md);
}

@media (max-width: 820px) {
  .feature-row, .feature-row:nth-child(even) { grid-template-columns: 1fr; direction: ltr; }
  .feature-row img { max-width: 260px; }
}

/* ---------- Footer ---------- */

footer {
  padding: 48px 0 28px 0;
  background: #050505;
  border-top: 1px solid var(--border);
  color: var(--text-3);
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.footer-grid h5 {
  color: var(--text);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 0 0 12px 0;
  font-weight: 600;
}
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin: 6px 0; }
.footer-grid a { color: var(--text-2); }
.footer-grid a:hover { color: var(--gold); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 18px;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 820px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

.disclaimer {
  font-size: 0.82rem;
  color: var(--text-4);
  max-width: 900px;
  margin-top: 16px;
  line-height: 1.5;
}

/* ---------- Page header (non-hero) ---------- */

.page-head {
  padding: 72px 0 48px;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(1000px 400px at 0% -20%, rgba(201, 169, 98, 0.08), transparent 60%);
}
.page-head h1 { margin-bottom: 12px; }
.page-head p { color: var(--text-3); font-size: 1.05rem; max-width: 70ch; }

/* Skip link for a11y */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--gold);
  color: #111;
  padding: 8px 12px;
  border-radius: 6px;
  z-index: 200;
}
.skip-link:focus { left: 12px; top: 12px; }