/* ============================================================
   Valuers4U — shared stylesheet (v4u.css)
   Used by: about, transparency, city pages, use-case pages.
   Version: 2026-05-07.
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: #0A2540;
  background: #F5F2EC;
  line-height: 1.55;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
h1, h2, h3, h4 { font-weight: 600; line-height: 1.2; letter-spacing: -0.01em; color: #0A2540; }
.serif { font-family: 'Playfair Display', Georgia, serif; }
a { color: #0A2540; text-decoration: none; }
p { color: #2C3849; }

:root {
  --navy: #0A2540;
  --navy-dim: #1A3553;
  --gold: #B7975A;
  --gold-dark: #95764A;
  --paper: #FAFAF7;
  --paper-warm: #F5F2EC;
  --line: #D9D3C4;
  --line-soft: #E8E2D3;
  --text-secondary: #5A6275;
  --text-tertiary: #8A92A5;
}

/* LETTERHEAD */
.letterhead { background: var(--paper); border-bottom: 1px solid var(--line); padding: 28px 0 24px; }
.letterhead-inner { max-width: 1180px; margin: 0 auto; padding: 0 40px; display: flex; align-items: flex-start; justify-content: space-between; gap: 32px; }
.firm-mark { display: flex; align-items: center; gap: 16px; }
.firm-mark__monogram { width: 56px; height: 56px; background: var(--navy); color: white; display: flex; align-items: center; justify-content: center; font-family: 'Playfair Display', serif; font-weight: 700; font-size: 26px; letter-spacing: 0.02em; position: relative; }
.firm-mark__monogram::after { content: ''; position: absolute; bottom: -1px; left: 0; right: 0; height: 3px; background: var(--gold); }
.firm-mark__name { font-family: 'Playfair Display', serif; font-weight: 700; font-size: 28px; letter-spacing: 0.04em; color: var(--navy); line-height: 1; }
.firm-mark__name a { color: inherit; text-decoration: none; }
.firm-mark__tag { font-size: 11px; text-transform: uppercase; letter-spacing: 0.18em; color: var(--text-secondary); margin-top: 6px; font-weight: 500; }
.firm-contact { text-align: right; font-size: 12.5px; color: var(--text-secondary); line-height: 1.7; }
.firm-contact strong { color: var(--navy); font-weight: 600; }
.firm-contact-line { display: block; }
.firm-contact a { color: inherit; text-decoration: none; }

/* BREADCRUMB STRIP */
.crumbs { background: var(--paper); border-bottom: 1px solid var(--line-soft); padding: 14px 0; font-size: 12.5px; color: var(--text-secondary); letter-spacing: 0.04em; }
.crumbs-inner { max-width: 1180px; margin: 0 auto; padding: 0 40px; }
.crumbs a { color: var(--text-secondary); border-bottom: 1px dotted var(--line); }
.crumbs a:hover { color: var(--gold-dark); }
.crumbs span { margin: 0 8px; color: var(--text-tertiary); }

/* HERO (compact for inner pages) */
.hero { background: var(--navy); color: white; padding: 76px 0 84px; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--gold) 0%, var(--gold-dark) 100%); }
.hero-inner { max-width: 1180px; margin: 0 auto; padding: 0 40px; position: relative; }
.hero-eyebrow { text-transform: uppercase; letter-spacing: 0.22em; font-size: 11.5px; color: var(--gold); font-weight: 600; margin-bottom: 24px; }
.hero h1 { font-family: 'Playfair Display', serif; font-weight: 600; font-size: 46px; line-height: 1.1; letter-spacing: -0.015em; color: white; max-width: 920px; margin-bottom: 22px; }
.hero h1 em { font-style: italic; color: var(--gold); font-weight: 500; }
.hero-sub { font-size: 18px; line-height: 1.55; color: rgba(255,255,255,0.85); max-width: 740px; font-weight: 300; margin-bottom: 32px; }
.cta-row { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.btn-primary { background: var(--gold); color: var(--navy); border: none; padding: 16px 32px; font-family: inherit; font-size: 15px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; cursor: pointer; transition: all 0.2s ease; display: inline-block; }
.btn-primary:hover { background: #C7A569; transform: translateY(-1px); box-shadow: 0 8px 20px rgba(183, 151, 90, 0.35); }
.btn-secondary { color: rgba(255,255,255,0.85); border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 4px; font-size: 14px; font-weight: 500; }
.btn-secondary:hover { color: var(--gold); border-bottom-color: var(--gold); }

/* SECTION COMMON */
section.block { padding: 78px 0; }
.block-inner { max-width: 1100px; margin: 0 auto; padding: 0 40px; }
.block-eyebrow { text-transform: uppercase; letter-spacing: 0.2em; font-size: 13px; color: var(--gold-dark); font-weight: 600; margin-bottom: 18px; }
.block h2 { font-family: 'Playfair Display', serif; font-weight: 600; font-size: 34px; line-height: 1.18; margin-bottom: 22px; max-width: 820px; }
.block h3 { font-family: 'Playfair Display', serif; font-size: 22px; margin: 28px 0 12px; }
.block-lead { font-size: 18px; line-height: 1.6; color: var(--text-secondary); max-width: 760px; font-weight: 300; margin-bottom: 30px; }
.block p { font-size: 16.5px; line-height: 1.7; max-width: 760px; }
.block p + p { margin-top: 16px; }
.block ul, .block ol { margin: 14px 0 14px 22px; max-width: 760px; }
.block ul li, .block ol li { font-size: 16.5px; line-height: 1.65; margin-bottom: 8px; color: #2C3849; }
.gold-rule { width: 56px; height: 2px; background: var(--gold); margin-bottom: 26px; }
.alt-bg { background: var(--paper); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }

/* FAQ ACCORDION */
.faq { margin-top: 28px; max-width: 880px; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line-soft); padding: 22px 0; }
.faq summary { cursor: pointer; font-family: 'Playfair Display', serif; font-weight: 600; font-size: 18px; color: var(--navy); list-style: none; position: relative; padding-right: 32px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; position: absolute; right: 0; top: -2px; font-size: 22px; color: var(--gold-dark); font-weight: 400; transition: transform 0.2s ease; }
.faq details[open] summary::after { content: '−'; }
.faq details[open] summary { color: var(--gold-dark); }
.faq summary + p, .faq summary + div { margin-top: 14px; font-size: 16px; line-height: 1.65; color: var(--text-secondary); max-width: 780px; }

/* FACT CALLOUT */
.callout { background: var(--paper); border-left: 3px solid var(--gold); padding: 22px 28px; margin: 28px 0; max-width: 820px; font-size: 16px; line-height: 1.65; color: var(--navy-dim); }
.callout strong { color: var(--navy); }

/* THREE-CARD GRID (steps, services) */
.cards3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 36px; }
.card { background: white; border: 1px solid var(--line-soft); border-top: 3px solid var(--gold); padding: 32px 28px; }
.card-tag { text-transform: uppercase; letter-spacing: 0.16em; font-size: 11px; color: var(--gold-dark); font-weight: 600; margin-bottom: 12px; }
.card h3 { font-family: 'Playfair Display', serif; font-size: 20px; margin: 0 0 12px; }
.card p { font-size: 15px; line-height: 1.6; color: var(--text-secondary); margin: 0; }

/* FINAL CTA */
.final-cta { background: var(--paper); padding: 90px 0 100px; text-align: center; border-top: 1px solid var(--line-soft); }
.final-cta-inner { max-width: 820px; margin: 0 auto; padding: 0 40px; }
.final-cta h2 { font-family: 'Playfair Display', serif; font-size: 36px; line-height: 1.15; margin-bottom: 20px; letter-spacing: -0.015em; }
.final-cta p { font-size: 17px; color: var(--text-secondary); margin: 0 auto 32px; max-width: 640px; line-height: 1.55; font-weight: 300; }
.final-cta .micro { margin-top: 22px; font-size: 13px; color: var(--text-tertiary); font-style: italic; }
.final-cta .micro a { color: inherit; }

/* FOOTER */
footer { background: var(--navy); color: rgba(255,255,255,0.6); padding: 28px 0; }
.footer-inner { max-width: 1180px; margin: 0 auto; padding: 0 40px; }
.footer-base-inner { display: flex; justify-content: space-between; align-items: center; }
.footer-copy { letter-spacing: 0.02em; font-size: 12px; }
.footer-links { list-style: none; display: flex; gap: 24px; margin: 0; padding: 0; flex-wrap: wrap; }
.footer-links li { font-size: 12px; }
.footer-links a { color: rgba(255,255,255,0.6); transition: color 0.2s ease; }
.footer-links a:hover { color: var(--gold); }

/* RESPONSIVE */
@media (max-width: 880px) {
  .letterhead-inner { flex-direction: column; gap: 18px; }
  .firm-contact { text-align: left; }
  .hero { padding: 56px 0 64px; }
  .hero h1 { font-size: 32px; }
  .hero-sub { font-size: 16px; }
  .block { padding: 56px 0; }
  .block h2 { font-size: 26px; }
  .block-lead { font-size: 16px; }
  .cards3 { grid-template-columns: 1fr; gap: 16px; }
  .final-cta h2 { font-size: 26px; }
  .footer-base-inner { flex-direction: column; gap: 14px; align-items: flex-start; }
}
@media (max-width: 540px) {
  .hero h1 { font-size: 28px; }
  .block h2 { font-size: 22px; }
}