/* Deoyin & Company: shared design system */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #090c10; --bg2: #0e1218; --bg3: #141920;
  --border: rgba(255,255,255,0.07);
  --gold: #c9a84c; --gold-glow: rgba(201,168,76,0.08);
  --text: #e8eaf0; --text-muted: #6b7280; --text-mid: #9ca3af;
  --mono: 'Space Mono', monospace;
  --display: 'Urbanist', sans-serif;
  --shadow: 0 20px 60px rgba(0,0,0,0.35);
  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg: #f7f5f0; --bg2: #ffffff; --bg3: #f0ede4;
  --border: rgba(9,12,16,0.09);
  --gold: #a8842f; --gold-glow: rgba(168,132,47,0.08);
  --text: #14171c; --text-muted: #8b8578; --text-mid: #52504a;
  --shadow: 0 20px 60px rgba(20,20,15,0.08);
  color-scheme: light;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f7f5f0; --bg2: #ffffff; --bg3: #f0ede4;
    --border: rgba(9,12,16,0.09);
    --gold: #a8842f; --gold-glow: rgba(168,132,47,0.08);
    --text: #14171c; --text-muted: #8b8578; --text-mid: #52504a;
    --shadow: 0 20px 60px rgba(20,20,15,0.08);
    color-scheme: light;
  }
}

html { scroll-behavior: smooth; }
section[id], .content-card[id] { scroll-margin-top: 90px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--display);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background 0.25s ease, color 0.25s ease;
}

body::before {
  content: ''; position: fixed; inset: 0;
  background-image: linear-gradient(var(--gold-glow) 1px, transparent 1px), linear-gradient(90deg, var(--gold-glow) 1px, transparent 1px);
  background-size: 48px 48px; pointer-events: none; z-index: 0;
}

.wrap { position: relative; z-index: 1; max-width: 1080px; margin: 0 auto; padding: 0 2rem; }

a { color: inherit; }

/* ---------- Nav ---------- */
nav.site-nav {
  border-bottom: 1px solid var(--border);
  padding: 1.1rem 0;
  position: sticky; top: 0;
  z-index: 100;
}
nav.site-nav::before {
  content: '';
  position: absolute; inset: 0;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(12px);
  z-index: -1;
}
nav.site-nav .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.nav-logo { font-family: var(--mono); font-size: 13px; color: var(--gold); letter-spacing: 0.12em; text-transform: uppercase; text-decoration: none; white-space: nowrap; }
.nav-links { display: flex; align-items: center; gap: 1.75rem; list-style: none; }
.nav-links a {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-muted); text-decoration: none; transition: color 0.2s ease;
  padding: 4px 0; position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -3px; height: 1px;
  background: var(--gold); transform: scaleX(0); transform-origin: left; transition: transform 0.2s ease;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); }
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { transform: scaleX(1); }
.nav-right { display: flex; align-items: center; gap: 1.25rem; }

.theme-toggle {
  font-family: var(--mono); font-size: 13px; color: var(--text-mid);
  background: none; border: 1px solid var(--border); border-radius: 4px;
  width: 30px; height: 30px; display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all 0.2s ease; line-height: 1;
}
.theme-toggle:hover { border-color: var(--gold); color: var(--gold); }

.nav-burger {
  display: none; background: none; border: 1px solid var(--border); border-radius: 4px;
  width: 34px; height: 30px; cursor: pointer; position: relative;
}
.nav-burger span, .nav-burger span::before, .nav-burger span::after {
  content: ''; position: absolute; left: 8px; right: 8px; height: 1px; background: var(--text-mid); transition: all 0.2s ease;
}
.nav-burger span { top: 50%; }
.nav-burger span::before { top: -6px; }
.nav-burger span::after { top: 6px; }
.nav-burger[aria-expanded="true"] span { background: transparent; }
.nav-burger[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); background: var(--gold); }
.nav-burger[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); background: var(--gold); }

@media (max-width: 760px) {
  .nav-burger { display: block; }
  .nav-links {
    position: fixed; top: 61px; left: 0; right: 0; bottom: 0;
    background: var(--bg); flex-direction: column; align-items: flex-start; gap: 0;
    padding: 1rem 2rem 2rem; transform: translateX(100%); transition: transform 0.25s ease;
    z-index: 99; overflow-y: auto;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links li { width: 100%; border-bottom: 1px solid var(--border); }
  .nav-links a { display: block; padding: 1rem 0; font-size: 12px; }
}

/* ---------- Hero ---------- */
.hero { padding: 5rem 0 4rem; }
.hero-eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em; color: var(--gold); text-transform: uppercase; margin-bottom: 1rem; display: flex; align-items: center; gap: 10px; }
.hero-eyebrow::before { content: ''; display: block; width: 32px; height: 1px; background: var(--gold); flex-shrink: 0; }
h1 { font-family: var(--display); font-size: clamp(2.6rem, 6vw, 5.5rem); font-weight: 900; line-height: 1.12; letter-spacing: -0.03em; color: var(--text); margin-bottom: 1.25rem; }
h1 span { color: var(--gold); }
.hero-sub { font-size: 1.05rem; color: var(--text-mid); max-width: 560px; line-height: 1.75; margin-bottom: 2rem; font-weight: 300; letter-spacing: 0.01em; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2.5rem; }
.hero-stat-row { display: flex; gap: 3rem; border-top: 1px solid var(--border); padding-top: 1.75rem; flex-wrap: wrap; }
.stat-num { font-family: var(--display); font-size: 2rem; color: var(--gold); font-weight: 800; display: block; margin-bottom: 0.2rem; letter-spacing: -0.02em; }
.stat-label { font-size: 11px; color: var(--text-muted); letter-spacing: 0.1em; text-transform: uppercase; font-family: var(--mono); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.1em; text-transform: uppercase; text-decoration: none; padding: 0.85rem 1.4rem;
  border-radius: 4px; border: 1px solid var(--border); transition: all 0.2s ease; cursor: pointer;
}
.btn-primary { background: var(--gold); border-color: var(--gold); color: #0c0e10; font-weight: 700; }
.btn-primary:hover { filter: brightness(1.08); transform: translateY(-1px); }
.btn-ghost { color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }

/* ---------- Section scaffolding ---------- */
.section-label { font-family: var(--mono); font-size: 10px; letter-spacing: 0.25em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 1.5rem; display: flex; align-items: center; gap: 12px; }
.section-label::after { content: ''; flex: 1; height: 1px; background: var(--border); }
section.page-section { padding: 4rem 0; border-top: 1px solid var(--border); }
section.page-section:first-of-type { border-top: none; }
.section-heading { font-family: var(--display); font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 1rem; }
.section-intro { color: var(--text-mid); max-width: 640px; line-height: 1.75; font-weight: 300; margin-bottom: 2.5rem; }

/* Reveal-on-scroll */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---------- Portfolio grid ---------- */
.portfolio { padding: 2.5rem 0 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 4px; overflow: hidden; }
.card { background: var(--bg2); padding: 1.5rem; text-decoration: none; display: block; position: relative; overflow: hidden; transition: background 0.2s ease; }
.card::before { content: ''; position: absolute; inset: 0; background: var(--gold-glow); opacity: 0; transition: opacity 0.2s ease; }
.card:hover { background: var(--bg3); }
.card:hover::before { opacity: 1; }
.card:hover .card-arrow { transform: translate(3px, -3px); color: var(--gold); }
.card:hover .card-tag { border-color: color-mix(in srgb, var(--gold) 30%, transparent); color: var(--gold); }
.card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 1rem; }
.card-index { font-family: var(--mono); font-size: 10px; color: var(--text-muted); letter-spacing: 0.1em; }
.card-arrow { font-size: 14px; color: var(--text-muted); transition: transform 0.2s ease, color 0.2s ease; }
.card-name { font-family: var(--mono); font-size: 10px; color: var(--gold); letter-spacing: 0.12em; text-transform: lowercase; margin-bottom: 0.4rem; }
.card-title { font-family: var(--display); font-size: 1.2rem; font-weight: 700; color: var(--text); margin-bottom: 0.6rem; line-height: 1.2; letter-spacing: -0.01em; }
.card-desc { font-size: 0.83rem; color: var(--text-mid); line-height: 1.6; font-weight: 300; }
.card-footer { margin-top: 1.2rem; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.card-tag { font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); border: 1px solid var(--border); padding: 3px 7px; border-radius: 2px; transition: all 0.2s ease; }
.card-status { font-family: var(--mono); font-size: 9px; letter-spacing: 0.1em; text-transform: uppercase; margin-left: auto; }
.status-live { color: #4ade80; }
.status-soon { color: var(--text-muted); }

/* ---------- Generic content cards (services/values) ---------- */
.content-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1.25rem; }
.content-card { background: var(--bg2); border: 1px solid var(--border); border-radius: 6px; padding: 1.75rem; transition: border-color 0.2s ease, transform 0.2s ease; }
.content-card:hover { border-color: color-mix(in srgb, var(--gold) 35%, var(--border)); transform: translateY(-2px); }
.content-card-num { font-family: var(--mono); font-size: 10px; color: var(--gold); letter-spacing: 0.1em; margin-bottom: 0.9rem; display: block; }
.content-card h3 { font-family: var(--display); font-size: 1.1rem; font-weight: 700; margin-bottom: 0.6rem; letter-spacing: -0.01em; }
.content-card p { font-size: 0.88rem; color: var(--text-mid); line-height: 1.65; font-weight: 300; }

/* Process steps */
.steps { display: flex; flex-direction: column; gap: 0; border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
.step { display: flex; gap: 1.5rem; padding: 1.5rem 1.75rem; background: var(--bg2); border-bottom: 1px solid var(--border); }
.step:last-child { border-bottom: none; }
.step-num { font-family: var(--mono); font-size: 1.2rem; color: var(--gold); font-weight: 700; flex-shrink: 0; width: 2.2rem; }
.step h3 { font-family: var(--display); font-size: 1.05rem; font-weight: 700; margin-bottom: 0.4rem; }
.step p { font-size: 0.88rem; color: var(--text-mid); line-height: 1.6; font-weight: 300; max-width: 560px; }

/* ---------- Forms ---------- */
.form { max-width: 560px; }
.form-row { margin-bottom: 1.25rem; display: flex; flex-direction: column; gap: 0.5rem; }
.form-row label { font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); }
.form-row input, .form-row textarea {
  background: var(--bg2); border: 1px solid var(--border); border-radius: 4px; padding: 0.85rem 1rem;
  color: var(--text); font-family: var(--display); font-size: 0.92rem; transition: border-color 0.2s ease;
}
.form-row input:focus, .form-row textarea:focus { outline: none; border-color: var(--gold); }
.form-row textarea { resize: vertical; min-height: 140px; }
.form-note { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.5rem; }
.form-status { font-family: var(--mono); font-size: 11px; margin-top: 1rem; letter-spacing: 0.05em; }
.form-status.success { color: #4ade80; }
.form-status.error { color: #f87171; }

.contact-methods { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.25rem; margin-top: 2.5rem; }
.contact-method { border: 1px solid var(--border); border-radius: 6px; padding: 1.25rem; background: var(--bg2); }
.contact-method .label { font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 0.5rem; display: block; }
.contact-method a { text-decoration: none; color: var(--text); font-weight: 600; }
.contact-method a:hover { color: var(--gold); }

/* ---------- Legal pages ---------- */
.legal h2 { font-family: var(--display); font-size: 1.2rem; font-weight: 700; margin: 2rem 0 0.75rem; }
.legal h2:first-child { margin-top: 0; }
.legal p, .legal li { color: var(--text-mid); line-height: 1.75; font-weight: 300; font-size: 0.92rem; margin-bottom: 0.9rem; }
.legal ul { padding-left: 1.4rem; }
.legal .updated { font-family: var(--mono); font-size: 11px; color: var(--text-muted); margin-bottom: 2.5rem; display: block; }

/* ---------- 404 ---------- */
.error-page { padding: 7rem 0; text-align: center; }
.error-code { font-family: var(--mono); font-size: 5rem; color: var(--gold); font-weight: 700; line-height: 1; margin-bottom: 1rem; }
.error-page p { color: var(--text-mid); margin-bottom: 2rem; }

/* ---------- Footer ---------- */
footer.site-footer { border-top: 1px solid var(--border); margin-top: 4rem; padding: 2.5rem 0 1.75rem; position: relative; z-index: 1; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
.footer-col h4 { font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 1rem; }
.footer-col p { font-size: 0.85rem; color: var(--text-mid); line-height: 1.6; font-weight: 300; max-width: 320px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col a { text-decoration: none; font-size: 0.85rem; color: var(--text-mid); transition: color 0.2s ease; }
.footer-col a:hover { color: var(--gold); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 1.5rem; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.footer-copy { font-family: var(--mono); font-size: 11px; color: var(--text-muted); }
.footer-copy span { color: var(--gold); }

@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr; gap: 1.75rem; }
}

@media (max-width: 600px) {
  .hero { padding: 3.5rem 0 3rem; }
  .hero-stat-row { gap: 1.5rem; }
  .grid { grid-template-columns: 1fr; }
  section.page-section { padding: 3rem 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}