/* ==========================================================================
   Bcal Studio — master portfolio stylesheet
   Palette: deep navy #0A2540, parchment #F5F2EC, gold #B8935A
   ========================================================================== */

:root {
  --navy: #0A2540;
  --navy-soft: #163252;
  --navy-darker: #061a2e;
  --parchment: #F5F2EC;
  --parchment-deep: #ECE7DC;
  --gold: #B8935A;
  --gold-soft: #D4B580;
  --ink: #1a1a1a;
  --ink-soft: #4a4a4a;
  --ink-muted: #6b6b6b;
  --rule: #d8d2c4;

  --serif: 'Source Serif Pro', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --max: 1140px;
  --max-narrow: 760px;

  --shadow-card: 0 1px 3px rgba(10, 37, 64, 0.06), 0 8px 24px rgba(10, 37, 64, 0.04);
  --shadow-card-hover: 0 4px 12px rgba(10, 37, 64, 0.08), 0 16px 40px rgba(10, 37, 64, 0.08);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--parchment);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5 {
  font-family: var(--serif);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--navy);
  margin: 0 0 0.5em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.1; }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); line-height: 1.2; }
h3 { font-size: 1.4rem; line-height: 1.3; }
h4 { font-size: 1.1rem; line-height: 1.35; }
h5 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.12em; font-family: var(--sans); font-weight: 600; color: var(--navy); }

p { margin: 0 0 1em; }

a { color: var(--navy); text-decoration: none; border-bottom: 1px solid transparent; transition: border-color 160ms ease, color 160ms ease; }
a:hover { color: var(--gold); border-bottom-color: var(--gold); }

.container { max-width: var(--max); margin: 0 auto; padding: 0 32px; }
.container.narrow { max-width: var(--max-narrow); }

.eyebrow { font-family: var(--sans); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.18em; color: var(--gold); margin-bottom: 1.5rem; font-weight: 500; }
.section-eyebrow { font-family: var(--sans); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.18em; color: var(--gold); margin-bottom: 1rem; font-weight: 500; }
.section-title { margin-bottom: 0.6em; }
.section-lede { font-size: 1.1rem; color: var(--ink-soft); max-width: 720px; margin-bottom: 2.5rem; }

/* ===== Nav ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 242, 236, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}
.nav-inner { max-width: var(--max); margin: 0 auto; padding: 18px 32px; display: flex; align-items: center; justify-content: space-between; }
.logo { font-family: var(--serif); font-size: 1.25rem; font-weight: 700; color: var(--navy); border: none; letter-spacing: -0.01em; }
.logo span { color: var(--gold); font-weight: 400; font-style: italic; }
.nav-links { display: flex; gap: 32px; }
.nav-links a { font-size: 0.9rem; color: var(--ink-soft); border: none; font-weight: 500; }
.nav-links a:hover { color: var(--navy); }

/* ===== Hero ===== */
.hero {
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-darker) 100%);
  color: var(--parchment);
  padding: 120px 0 110px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(184, 147, 90, 0.12) 0%, transparent 70%);
  pointer-events: none;
}
.hero h1 { color: var(--parchment); margin-bottom: 0.4em; }
.hero .lede { font-size: 1.25rem; max-width: 640px; color: rgba(245, 242, 236, 0.82); margin-bottom: 2.5rem; line-height: 1.55; }
.hero .eyebrow { color: var(--gold-soft); }

.hero-studio { padding: 100px 0 90px; }

.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }

.btn-primary, .btn-secondary {
  display: inline-block;
  padding: 13px 28px;
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  border: 1px solid;
  border-radius: 2px;
  transition: all 180ms ease;
  cursor: pointer;
}
.btn-primary { background: var(--gold); color: var(--navy); border-color: var(--gold); }
.btn-primary:hover { background: var(--gold-soft); border-color: var(--gold-soft); color: var(--navy); }
.btn-secondary { background: transparent; color: var(--parchment); border-color: rgba(245, 242, 236, 0.4); }
.btn-secondary:hover { border-color: var(--parchment); color: var(--parchment); background: rgba(245, 242, 236, 0.06); }

/* in light sections */
.thesis-brief .btn-secondary,
.press-cta .btn-secondary,
.origin .btn-secondary { color: var(--navy); border-color: var(--navy); }
.thesis-brief .btn-secondary:hover,
.press-cta .btn-secondary:hover,
.origin .btn-secondary:hover { background: var(--navy); color: var(--parchment); }

/* ===== Thesis brief ===== */
.thesis-brief { padding: 90px 0; background: var(--parchment); }
.thesis-brief p { font-size: 1.15rem; line-height: 1.7; color: var(--ink-soft); }

/* ===== Products ===== */
.products { padding: 90px 0; background: var(--parchment-deep); }
.product-card {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 32px;
  align-items: start;
  padding: 36px 36px;
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 4px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-card);
  transition: transform 220ms ease, box-shadow 220ms ease;
}
.product-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-card-hover); }

.product-mark {
  width: 100px; height: 100px;
  display: flex; align-items: center; justify-content: center;
  background: var(--navy);
  color: var(--gold);
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  border-radius: 4px;
}
.product-card[data-color="incentive"] .product-mark { background: linear-gradient(135deg, var(--navy) 0%, #1a3d6b 100%); }
.product-card[data-color="intel"] .product-mark     { background: linear-gradient(135deg, var(--navy-soft) 0%, var(--navy) 100%); }
.product-card[data-color="carbon"] .product-mark    { background: linear-gradient(135deg, #1f4a3f 0%, var(--navy) 100%); }
.product-card[data-color="score"] .product-mark     { background: linear-gradient(135deg, #4a3a26 0%, var(--navy) 100%); }

.product-body h3 { margin-bottom: 0.4em; }
.product-body .pitch { color: var(--ink-soft); font-size: 1.05rem; margin-bottom: 0.8em; }
.product-body .pricing { color: var(--ink-muted); font-size: 0.95rem; margin-bottom: 1em; }
.product-body .pricing strong { color: var(--navy); font-weight: 600; }
.visit { display: inline-block; color: var(--gold); font-weight: 500; font-size: 0.95rem; border-bottom: 1px solid var(--gold-soft); }
.visit:hover { color: var(--navy); border-bottom-color: var(--navy); }

/* ===== Infrastructure ===== */
.infrastructure { padding: 100px 0; background: var(--parchment); }
.diagram-wrap {
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 40px;
  box-shadow: var(--shadow-card);
}
.diagram-wrap object { width: 100%; max-width: 900px; display: block; margin: 0 auto; }

/* ===== Principles ===== */
.principles { padding: 100px 0; background: var(--navy); color: var(--parchment); }
.principles .section-title { color: var(--parchment); }
.principle-list { list-style: none; padding: 0; margin: 40px 0 0; counter-reset: prin; }
.principle-list li {
  counter-increment: prin;
  padding: 28px 0 28px 60px;
  border-top: 1px solid rgba(245, 242, 236, 0.12);
  position: relative;
}
.principle-list li:last-child { border-bottom: 1px solid rgba(245, 242, 236, 0.12); }
.principle-list li::before {
  content: counter(prin, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 30px;
  font-family: var(--serif);
  font-size: 1.1rem;
  color: var(--gold);
  font-weight: 600;
}
.principle-list h4 { color: var(--parchment); margin-bottom: 0.4em; }
.principle-list p { color: rgba(245, 242, 236, 0.75); margin: 0; }

/* ===== Status table ===== */
.status { padding: 90px 0; background: var(--parchment-deep); }
.status-table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--rule); border-radius: 4px; overflow: hidden; box-shadow: var(--shadow-card); }
.status-table th, .status-table td { text-align: left; padding: 18px 24px; border-bottom: 1px solid var(--rule); }
.status-table thead th { background: var(--navy); color: var(--parchment); font-family: var(--sans); font-weight: 500; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; }
.status-table tbody tr:last-child td { border-bottom: none; }
.status-table td { font-size: 0.95rem; color: var(--ink-soft); }
.status-table td:first-child { font-weight: 600; color: var(--navy); }

.tag { display: inline-block; padding: 4px 12px; font-size: 0.75rem; font-weight: 500; border-radius: 2px; letter-spacing: 0.04em; }
.tag-live { background: #1f4a3f; color: var(--parchment); }
.tag-pilot { background: var(--gold); color: var(--navy); }
.tag-pre { background: var(--rule); color: var(--ink-soft); }

/* ===== Press CTA ===== */
.press-cta { padding: 90px 0; background: var(--parchment); text-align: center; }
.press-cta .section-title { margin-bottom: 0.6em; }
.press-cta p { font-size: 1.1rem; color: var(--ink-soft); }

/* ===== Studio-specific ===== */
.economics { padding: 100px 0; background: var(--parchment-deep); }
.econ-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; margin-top: 40px; }
.econ-card { background: #fff; border: 1px solid var(--rule); border-radius: 4px; padding: 36px 28px; text-align: center; box-shadow: var(--shadow-card); }
.econ-stat { font-family: var(--serif); font-size: 3.2rem; font-weight: 700; color: var(--navy); line-height: 1; margin-bottom: 0.3em; }
.econ-label { font-size: 0.95rem; color: var(--ink-soft); margin: 0; line-height: 1.4; }

.origin { padding: 100px 0; background: var(--parchment); }
.origin p { font-size: 1.1rem; line-height: 1.7; color: var(--ink-soft); }

/* ===== Footer ===== */
.footer { background: var(--navy-darker); color: rgba(245, 242, 236, 0.7); padding: 70px 0 30px; }
.footer-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(245, 242, 236, 0.1); }
.footer-logo { font-family: var(--serif); font-size: 1.3rem; color: var(--parchment); font-weight: 700; margin: 0 0 0.3em; }
.footer-tag { font-size: 0.95rem; margin: 0; }
.footer-tag a { color: var(--gold); border: none; }
.footer-tag a:hover { color: var(--gold-soft); }
.footer-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.footer-cols h5 { color: var(--parchment); margin-bottom: 1em; }
.footer-cols a { display: block; color: rgba(245, 242, 236, 0.7); font-size: 0.92rem; padding: 4px 0; border: none; }
.footer-cols a:hover { color: var(--gold); }
.footer-base { padding-top: 24px; }
.footer-base p { margin: 0; font-size: 0.85rem; color: rgba(245, 242, 236, 0.5); }

/* ===== Press kit & contact ===== */
.page-section { padding: 80px 0; }
.page-hero { background: var(--navy); color: var(--parchment); padding: 90px 0 70px; }
.page-hero h1 { color: var(--parchment); }
.page-hero .lede { font-size: 1.15rem; color: rgba(245, 242, 236, 0.82); max-width: 640px; }

.press-grid { display: grid; grid-template-columns: 280px 1fr; gap: 48px; margin-top: 24px; }
.headshot-placeholder { aspect-ratio: 1; background: linear-gradient(135deg, var(--navy) 0%, var(--navy-soft) 100%); border-radius: 4px; display: flex; align-items: center; justify-content: center; color: var(--gold); font-family: var(--serif); font-size: 4rem; font-weight: 700; }

.product-blurb { padding: 24px 0; border-bottom: 1px solid var(--rule); }
.product-blurb:last-child { border-bottom: none; }
.product-blurb h3 { margin-bottom: 0.3em; }
.product-blurb p { color: var(--ink-soft); margin: 0; }

.asset-list { list-style: none; padding: 0; }
.asset-list li { padding: 12px 0; border-bottom: 1px solid var(--rule); display: flex; justify-content: space-between; align-items: center; }
.asset-list li:last-child { border-bottom: none; }
.asset-list a { color: var(--gold); border: none; font-weight: 500; }

/* contact */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; margin-top: 32px; }
.contact-card { background: #fff; border: 1px solid var(--rule); border-radius: 4px; padding: 32px 28px; box-shadow: var(--shadow-card); transition: box-shadow 200ms ease, transform 200ms ease; }
.contact-card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-2px); }
.contact-card h3 { margin-bottom: 0.3em; }
.contact-card p { color: var(--ink-soft); margin-bottom: 1em; font-size: 0.95rem; }
.contact-card a { color: var(--gold); border: none; font-weight: 500; }

/* ===== Fade-in ===== */
.fade-in { opacity: 0; transform: translateY(16px); transition: opacity 700ms ease, transform 700ms ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ===== Mobile ===== */
@media (max-width: 760px) {
  .container { padding: 0 22px; }
  .nav-inner { padding: 14px 22px; }
  .nav-links { gap: 18px; }
  .nav-links a { font-size: 0.85rem; }
  .nav-links a:nth-child(3), .nav-links a:nth-child(4) { display: none; }
  .hero { padding: 80px 0 70px; }
  .hero .lede { font-size: 1.1rem; }
  .product-card { grid-template-columns: 1fr; gap: 20px; padding: 28px 24px; }
  .product-mark { width: 64px; height: 64px; font-size: 1.3rem; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .press-grid { grid-template-columns: 1fr; gap: 32px; }
  .headshot-placeholder { max-width: 200px; }
  .principle-list li { padding-left: 44px; }
  .status-table { font-size: 0.85rem; }
  .status-table th, .status-table td { padding: 12px 14px; }
  .diagram-wrap { padding: 20px; }
}