/* ============================================================
   jamesbrown.net — Global Stylesheet
   Aesthetic: Refined Editorial Minimalism
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&display=swap');

/* ── Reset & Base ────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --white:      #ffffff;
  --ink:        #111111;
  --ink-mid:    #444444;
  --ink-light:  #888888;
  --rule:       #e0e0e0;
  --accent:     #1a3a5c;
  --accent-lt:  #e8eef5;
  --font-serif: 'DM Serif Display', Georgia, serif;
  --font-sans:  'DM Sans', 'Helvetica Neue', Arial, sans-serif;
  --max-w:      1100px;
  --gutter:     clamp(1.5rem, 5vw, 4rem);
  --section-gap: clamp(4rem, 10vw, 8rem);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ── Typography Helpers ──────────────────────────────────── */
.serif { font-family: var(--font-serif); }

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 6vw, 4rem); }
h2 { font-size: clamp(1.7rem, 4vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.55rem); }
h4 { font-size: 1.05rem; font-family: var(--font-sans); font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; }

p { max-width: 68ch; }
p + p { margin-top: 1.1em; }

/* ── Layout Utilities ────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section-gap); }
.section + .section { border-top: 1px solid var(--rule); }

.rule-top { border-top: 1px solid var(--rule); }
.rule-bottom { border-bottom: 1px solid var(--rule); }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  border: 1.5px solid var(--ink);
  color: var(--ink);
  background: transparent;
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
  white-space: nowrap;
}
.btn:hover { background: var(--ink); color: var(--white); }

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--white);
}
.btn-primary:hover { background: #0f2540; border-color: #0f2540; color: var(--white); }

/* ── Header / Nav ────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--rule);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.site-logo {
  display: flex;
  flex-direction: column;
  gap: 0;
  text-decoration: none;
}
.site-logo .logo-name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--ink);
  line-height: 1.1;
}
.site-logo .logo-title {
  font-size: 0.72rem;
  font-weight: 300;
  color: var(--ink-light);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.site-nav { display: flex; align-items: center; gap: 2.5rem; }
.site-nav a {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--ink-mid);
  letter-spacing: 0.02em;
  transition: color 0.15s;
  position: relative;
}
.site-nav a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform 0.2s;
}
.site-nav a:hover { color: var(--ink); }
.site-nav a:hover::after, .site-nav a.active::after { transform: scaleX(1); }
.site-nav a.active { color: var(--ink); }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
}
.nav-toggle span {
  display: block;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.2s, opacity 0.2s;
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(3rem, 7vw, 5rem);
  border-bottom: 1px solid var(--rule);
}

.hero-eyebrow {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--accent);
}

.hero h1 { margin-bottom: 1.5rem; }

.hero-sub {
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  font-weight: 300;
  color: var(--ink-mid);
  max-width: 60ch;
  margin-bottom: 1.5rem;
}

.hero-support {
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-bottom: 2.8rem;
}
.hero-support span { margin-inline: 0.6rem; opacity: 0.4; }

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ── Service Cards ───────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.service-card {
  padding: 2.5rem 2rem 2.5rem 0;
  border-right: 1px solid var(--rule);
}
.service-card:last-child { border-right: none; padding-right: 0; }
.service-card:not(:first-child) { padding-left: 2rem; }

.service-icon {
  width: 32px;
  height: 2px;
  background: var(--accent);
  margin-bottom: 1.8rem;
}

.service-card h3 { font-size: 1.35rem; margin-bottom: 0.75rem; }
.service-card p { font-size: 0.95rem; color: var(--ink-mid); }

/* ── Section Header ──────────────────────────────────────── */
.section-header {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}
.section-header h2 { flex-shrink: 0; }
.section-header-line {
  flex: 1;
  height: 1px;
  background: var(--rule);
  align-self: center;
}

/* ── Content Body (About / Pages) ────────────────────────── */
.content-page .page-header {
  padding-block: clamp(3.5rem, 8vw, 6rem) clamp(2rem, 5vw, 3.5rem);
  border-bottom: 1px solid var(--rule);
}

.content-page .page-header h1 { margin-bottom: 0; }

.content-layout {
  display: grid;
  grid-template-columns: 1fr 2.5fr;
  gap: 0 clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.content-sidebar {
  padding-top: 0.25rem;
  position: sticky;
  top: 88px;
}

.sidebar-nav {
  list-style: none;
  border-left: 1px solid var(--rule);
  padding-left: 1.25rem;
}
.sidebar-nav li + li { margin-top: 0.6rem; }
.sidebar-nav a {
  font-size: 0.85rem;
  color: var(--ink-light);
  transition: color 0.15s;
}
.sidebar-nav a:hover { color: var(--ink); }

.content-body { padding-block: clamp(3rem, 6vw, 5rem); }

.content-section { margin-bottom: clamp(2.5rem, 6vw, 4rem); }
.content-section h2 {
  font-size: clamp(1.3rem, 2.8vw, 1.9rem);
  margin-bottom: 1.1rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--rule);
}
.content-section h3 {
  font-size: 1.15rem;
  margin-top: 2rem;
  margin-bottom: 0.6rem;
}
.content-section h4 {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-light);
  margin-top: 1.8rem;
  margin-bottom: 0.5rem;
  font-family: var(--font-sans);
  font-weight: 500;
}

.content-section ul {
  list-style: none;
  padding: 0;
  margin-top: 0.8rem;
}
.content-section ul li {
  padding: 0.35rem 0 0.35rem 1.4rem;
  position: relative;
  font-size: 0.95rem;
  color: var(--ink-mid);
}
.content-section ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.85rem;
}

.content-section p { color: var(--ink-mid); font-size: 0.98rem; }

/* ── Intro Lead ──────────────────────────────────────────── */
.lead {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
  line-height: 1.55;
  color: var(--ink);
  margin-bottom: 2.5rem;
}

/* ── Contact Page ────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.contact-block h3 { font-size: 1.1rem; margin-bottom: 0.8rem; }
.contact-block p { color: var(--ink-mid); font-size: 0.95rem; }

.contact-email-link {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  color: var(--accent);
  margin-top: 0.5rem;
  border-bottom: 1px solid var(--accent);
  transition: opacity 0.15s;
}
.contact-email-link:hover { opacity: 0.7; }

/* ── Commercial Disclosure Table ────────────────────────── */
.disclosure-heading-ja {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--ink-light);
  margin-bottom: 0.3rem;
}

.disclosure-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.93rem;
  margin-top: 1.5rem;
}
.disclosure-table th,
.disclosure-table td {
  padding: 1rem 1.2rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--rule);
}
.disclosure-table th {
  width: 28%;
  font-weight: 500;
  color: var(--ink);
  background: #fafafa;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  letter-spacing: 0.03em;
}
.disclosure-table td { color: var(--ink-mid); }
.disclosure-table tr:last-child th,
.disclosure-table tr:last-child td { border-bottom: none; }

/* ── Legal Pages ─────────────────────────────────────────── */
.legal-body h2 {
  font-size: 1.15rem;
  margin-top: 2.5rem;
  margin-bottom: 0.6rem;
  font-family: var(--font-sans);
  font-weight: 500;
}
.legal-body p, .legal-body li {
  font-size: 0.93rem;
  color: var(--ink-mid);
}
.legal-body ul {
  list-style: disc;
  padding-left: 1.4rem;
  margin-top: 0.5rem;
}
.legal-body ul li { margin-bottom: 0.3rem; }
.legal-body .last-updated {
  font-size: 0.82rem;
  color: var(--ink-light);
  margin-bottom: 2.5rem;
}

/* ── Footer ──────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--rule);
  padding-block: 3rem;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-identity .footer-name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--ink);
  display: block;
  margin-bottom: 0.25rem;
}
.footer-identity .footer-subtitle {
  font-size: 0.78rem;
  color: var(--ink-light);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-legal {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  align-items: center;
}
.footer-legal a {
  font-size: 0.8rem;
  color: var(--ink-light);
  transition: color 0.15s;
  letter-spacing: 0.02em;
}
.footer-legal a:hover { color: var(--ink); }

.footer-copy {
  font-size: 0.75rem;
  color: var(--ink-light);
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ── Business Activities ─────────────────────────────────── */
.activities-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-top: 1.5rem;
}
.activity-item {
  background: var(--white);
  padding: 2.2rem 2rem;
}
.activity-item h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}
.activity-item p { font-size: 0.93rem; color: var(--ink-mid); }

/* ── Accent bar (page top decoration) ───────────────────── */
.page-accent-bar {
  height: 3px;
  background: var(--accent);
  width: 48px;
  margin-bottom: 1.8rem;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; gap: 0; }
  .service-card {
    border-right: none;
    border-bottom: 1px solid var(--rule);
    padding: 2rem 0;
  }
  .service-card:not(:first-child) { padding-left: 0; }
  .service-card:last-child { border-bottom: none; }

  .content-layout { grid-template-columns: 1fr; }
  .content-sidebar { display: none; }

  .contact-grid { grid-template-columns: 1fr; }
  .activities-grid { grid-template-columns: 1fr; }

  .footer-inner { flex-direction: column; gap: 1.5rem; }
}

@media (max-width: 680px) {
  .site-nav { display: none; flex-direction: column; gap: 0; }
  .site-nav.open {
    display: flex;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--rule);
    padding: 1rem var(--gutter);
    gap: 0;
  }
  .site-nav.open a {
    display: block;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--rule);
    font-size: 1rem;
  }
  .site-nav.open a:last-child { border-bottom: none; }
  .nav-toggle { display: flex; }
  .header-inner { position: relative; }

  .hero-actions { flex-direction: column; }
  .btn { width: fit-content; }

  .disclosure-table th,
  .disclosure-table td { display: block; width: 100%; }
  .disclosure-table th { background: #f5f5f5; border-bottom: none; }
}