/* ==========================================================================
   Adam Hall CPA PA — Editorial Corporate / Premium Consultancy system
   ========================================================================== */

:root {
  --bg: #f7f4ee;
  --bg-alt: #efe9dc;
  --ink: #0d0f0e;
  --ink-soft: #55524c;
  --line: #ddd5c8;
  --accent: #c1441c;
  --accent-soft: rgba(193, 68, 28, 0.12);
  --accent-ink: #ffffff;
  --dark-bg: #14100d;
  --dark-card: #1d1712;
  --dark-ink: #f7f4ee;
  --dark-soft: #c9c0b4;
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;
  --max: 1440px;
  --gutter: clamp(20px, 5vw, 64px);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { overflow-x: hidden; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { margin: 0; text-wrap: balance; font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; background: none; border: none; cursor: pointer; color: inherit; }

.section-inner { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
em { font-style: normal; color: var(--accent); }
.h2-light em { color: var(--accent); }

.skip-link {
  position: absolute; top: -60px; left: 16px;
  background: var(--ink); color: var(--bg);
  padding: 12px 20px; border-radius: var(--radius-sm);
  z-index: 1000; transition: top 200ms var(--ease);
}
.skip-link:focus { top: 16px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.eyebrow {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-soft); margin: 0 0 20px;
}
.eyebrow-dot { width: 7px; height: 7px; border-radius: 2px; background: var(--accent); flex-shrink: 0; }
.eyebrow-light { color: var(--dark-soft); }

.h2 { font-size: clamp(30px, 4vw, 48px); line-height: 1.12; max-width: 18ch; }
.h2-light { color: var(--dark-ink); }
.h3 { font-size: 19px; font-weight: 700; line-height: 1.3; margin-bottom: 8px; }
.body-lg { font-size: clamp(16px, 1.3vw, 18px); color: var(--ink-soft); max-width: 56ch; margin-top: 20px; font-weight: 400; }
.body-light { color: var(--dark-soft); }

.text-link {
  display: inline-flex; gap: 8px; margin-top: 32px; font-weight: 700;
  color: var(--accent); transition: gap 200ms var(--ease);
}
.text-link:hover { gap: 12px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 26px; border-radius: var(--radius-sm); font-weight: 700; font-size: 14px;
  white-space: nowrap; min-height: 48px; text-decoration: none;
  transition: transform 150ms var(--ease), background-color 200ms var(--ease), color 200ms var(--ease), border-color 200ms var(--ease);
}
.btn:active { transform: scale(0.97); }
.btn-accent-pill { background: var(--accent); color: var(--accent-ink); border: 1px solid var(--accent); }
.btn-accent-pill:hover { background: #9c3615; }
.btn-outline-light { background: transparent; color: var(--dark-ink); border: 1px solid rgba(247,244,238,0.5); }
.btn-outline-light:hover { border-color: var(--accent); color: var(--accent); background: rgba(255,255,255,0.06); }

/* ==========================================================================
   Header — transparent over hero, solid on scroll
   ========================================================================== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background-color 300ms var(--ease), border-color 300ms var(--ease), backdrop-filter 300ms var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(247, 244, 238, 0.92);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--line);
}
.header-inner {
  max-width: var(--max); margin: 0 auto; padding: 20px var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; font-size: 16px; color: var(--dark-ink); transition: color 300ms var(--ease); flex-shrink: 0; }
.site-header.is-scrolled .brand { color: var(--ink); }
.brand-mark { display: block; border-radius: var(--radius-sm); }
.brand-suffix { opacity: 0.7; font-weight: 500; }
.main-nav ul { display: flex; gap: 36px; }
.main-nav a {
  text-decoration: none; font-size: 14px; font-weight: 600; color: var(--dark-soft);
  transition: color 200ms var(--ease);
}
.site-header.is-scrolled .main-nav a { color: var(--ink-soft); }
.main-nav a:hover { color: var(--accent); }
.header-actions { display: flex; align-items: center; }

.nav-toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 48px; height: 48px; align-items: center; }
.nav-toggle span { width: 22px; height: 2px; background: var(--dark-ink); transition: transform 250ms var(--ease), opacity 200ms var(--ease), background-color 300ms var(--ease); }
.site-header.is-scrolled .nav-toggle span { background: var(--ink); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav { display: none; border-top: 1px solid var(--line); background: var(--bg); }
.mobile-nav.is-open { display: block; }
.mobile-nav ul { padding: 12px var(--gutter) 24px; display: flex; flex-direction: column; gap: 4px; }
.mobile-nav a { display: block; text-decoration: none; color: var(--ink); padding: 12px 0; font-size: 16px; font-weight: 600; border-bottom: 1px solid var(--line); }
.mobile-nav .btn { margin-top: 12px; justify-content: center; width: 100%; }

/* ==========================================================================
   Hero — full-bleed photo, dark overlay, overlaid content + trust bar
   ========================================================================== */
.hero { position: relative; min-height: 100svh; display: flex; flex-direction: column; justify-content: flex-end; overflow: hidden; }
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 78% 25%; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(13,15,14,0.55) 0%, rgba(13,15,14,0.35) 35%, rgba(13,15,14,0.65) 78%, rgba(13,15,14,0.92) 100%);
}
.hero-content { position: relative; z-index: 1; max-width: var(--max); margin: 0 auto; padding: 160px var(--gutter) 64px; width: 100%; }
.hero-h1 { font-size: clamp(38px, 6vw, 76px); line-height: 1.05; color: var(--dark-ink); max-width: 16ch; }
.hero-sub { font-size: clamp(16px, 1.4vw, 19px); color: var(--dark-soft); max-width: 46ch; margin-top: 24px; }
.hero-ctas { display: flex; gap: 16px; margin-top: 36px; flex-wrap: wrap; }
.hero-trust { position: relative; z-index: 1; border-top: 1px solid rgba(247,244,238,0.18); }
.hero-trust-label { display: block; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--dark-soft); padding: 20px var(--gutter) 0; max-width: var(--max); margin: 0 auto; }
.hero-trust ul { max-width: var(--max); margin: 0 auto; padding: 12px var(--gutter) 28px; display: flex; gap: 32px; flex-wrap: wrap; }
.hero-trust li { font-size: 13px; font-weight: 600; color: var(--dark-ink); opacity: 0.85; }

/* ==========================================================================
   About / Metric cards
   ========================================================================== */
.about { padding: 120px 0; background: var(--bg); }
.about .body-lg { max-width: 62ch; }
.metric-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 56px; }
.metric-card {
  background: var(--bg-alt); border-radius: var(--radius-lg); padding: 32px 28px;
  transition: transform 300ms var(--ease), box-shadow 300ms var(--ease);
}
.metric-card:hover { transform: translateY(-4px); box-shadow: 0 20px 40px rgba(13,15,14,0.08); }
.metric-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: var(--radius-md); background: var(--accent-soft); color: var(--accent);
  margin-bottom: 20px;
}
.metric-icon svg { width: 22px; height: 22px; }
.metric-num { font-size: clamp(38px, 4vw, 48px); font-weight: 800; display: block; line-height: 1; }
.metric-suffix { color: var(--accent); }
.metric-card p { margin-top: 14px; color: var(--ink-soft); font-size: 15px; }

/* ==========================================================================
   Problem
   ========================================================================== */
.problem { padding: 0 0 120px; background: var(--bg); }
.problem-lede { margin-bottom: 48px; }
.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.problem-card {
  background: var(--bg-alt); border-radius: var(--radius-lg); padding: 32px 28px;
  transition: transform 300ms var(--ease), box-shadow 300ms var(--ease);
}
.problem-card:hover { transform: translateY(-4px); box-shadow: 0 20px 40px rgba(13,15,14,0.08); }
.problem-num { display: block; font-size: 13px; color: var(--accent); margin-bottom: 20px; font-weight: 700; }
.problem-card p { color: var(--ink-soft); margin-top: 6px; }

/* ==========================================================================
   Services — dark section, icon-badge cards
   ========================================================================== */
.services { padding: 120px 0; background: var(--dark-bg); }
.services-lede { margin-bottom: 56px; }
.service-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-card {
  background: var(--dark-card); border: 1px solid rgba(247,244,238,0.08); border-radius: var(--radius-lg);
  padding: 32px 28px; transition: transform 300ms var(--ease), border-color 300ms var(--ease);
}
.service-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.service-card .h3 { color: var(--dark-ink); }
.service-card p { color: var(--dark-soft); font-size: 15px; }
.service-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: var(--radius-md); background: rgba(193,68,28,0.14); color: var(--accent);
  margin-bottom: 20px;
}
.service-icon svg { width: 22px; height: 22px; }

/* ==========================================================================
   How We Work
   ========================================================================== */
.how-we-work { padding: 120px 0; background: var(--bg); }
.hww-grid { display: grid; grid-template-columns: 3fr 7fr; gap: 56px; align-items: stretch; }
.hww-media { width: 100%; height: 100%; }
.hww-media img { border-radius: var(--radius-lg); object-fit: cover; width: 100%; height: 100%; display: block; }
.steps { margin-top: 48px; display: flex; flex-direction: column; gap: 14px; }
.step {
  display: grid; grid-template-columns: 52px 1fr; gap: 20px; align-items: start;
  padding: 26px 24px; background: var(--bg-alt); border-radius: var(--radius-md);
  transition: transform 250ms var(--ease);
}
.step:hover { transform: translateX(4px); }
.step-num { font-weight: 800; color: var(--accent); font-size: 16px; }
.step p { margin-top: 6px; color: var(--ink-soft); }

/* ==========================================================================
   Industries — icon pill chips
   ========================================================================== */
.industries { padding: 120px 0; background: var(--bg); }
.industries-lede { margin-bottom: 48px; }
.chip-grid { display: flex; flex-wrap: wrap; gap: 14px; max-width: 900px; }
.chip {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-alt); border-radius: var(--radius-md); padding: 12px 22px 12px 12px;
  font-weight: 600; font-size: 15px;
  transition: background-color 250ms var(--ease), transform 250ms var(--ease);
}
.chip:hover { background: var(--accent-soft); transform: translateY(-2px); }
.chip-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: var(--radius-sm); background: var(--accent-soft); color: var(--accent); flex-shrink: 0;
}
.chip-icon svg { width: 17px; height: 17px; }

/* ==========================================================================
   FAQ — rounded card rows
   ========================================================================== */
.faq { padding: 0 0 120px; background: var(--bg); }
.faq-lede { margin-bottom: 48px; max-width: 46ch; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--bg-alt); border-radius: var(--radius-md); overflow: hidden; }
.faq-question {
  width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding: 22px 24px; text-align: left; font-size: clamp(16px, 1.8vw, 18px); font-weight: 700; min-height: 48px;
}
.faq-icon { flex-shrink: 0; width: 28px; height: 28px; border-radius: var(--radius-sm); background: var(--ink); position: relative; transition: background-color 250ms var(--ease); }
.faq-icon::before, .faq-icon::after { content: ""; position: absolute; background: var(--bg); transition: transform 250ms var(--ease); }
.faq-icon::before { width: 12px; height: 2px; top: 13px; left: 8px; }
.faq-icon::after { width: 2px; height: 12px; top: 8px; left: 13px; }
.faq-question[aria-expanded="true"] .faq-icon { background: var(--accent); }
.faq-question[aria-expanded="true"] .faq-icon::after { transform: rotate(90deg); }
.faq-answer { padding: 0 24px 24px; max-width: 68ch; }
.faq-answer p { color: var(--ink-soft); }

/* ==========================================================================
   Final CTA — rounded dark card
   ========================================================================== */
.final-cta { padding: 0 0 120px; background: var(--bg); }
.final-cta-card {
  background: var(--dark-bg); border-radius: var(--radius-lg); padding: 80px var(--gutter);
  text-align: center; display: flex; flex-direction: column; align-items: center;
}
.final-cta-card .eyebrow { justify-content: center; }
.final-cta-card .h2 { max-width: 20ch; }
.final-cta-card .body-lg { max-width: 46ch; }
.final-cta-card .hero-ctas { justify-content: center; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { padding: 72px 0 40px; background: var(--dark-bg); color: var(--dark-soft); }
.footer-inner { display: flex; flex-direction: column; gap: 40px; }
.footer-top { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.footer-brand { display: flex; flex-direction: column; gap: 14px; max-width: 420px; }
.footer-brand .brand-mark { border-radius: var(--radius-sm); }
.footer-word { color: var(--dark-ink); font-size: 18px; font-weight: 700; }
.footer-tagline { color: var(--dark-soft); font-size: 14px; }
.footer-nav { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.footer-nav a { text-decoration: none; font-size: 14px; font-weight: 600; color: var(--dark-soft); }
.footer-nav a:hover { color: var(--accent); }
.footer-contact, .footer-copy { font-size: 13px; color: var(--dark-soft); border-top: 1px solid rgba(247,244,238,0.1); padding-top: 20px; }
.footer-copy { border-top: none; padding-top: 0; opacity: 0.6; }
.footer-contact a { text-decoration: underline; }

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
.pre-reveal { opacity: 0; transform: translateY(24px); transition: opacity 700ms var(--ease), transform 700ms var(--ease); }
.pre-reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { .pre-reveal { opacity: 1; transform: none; transition: none; } }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .main-nav { display: none; }
  .header-actions { display: none; }
  .nav-toggle { display: flex; }
  .metric-cards, .problem-grid, .service-cards { grid-template-columns: repeat(2, 1fr); }
  .hww-grid { grid-template-columns: 1fr; }
  .hww-media { height: auto; }
  .hww-media img { position: static; height: auto; aspect-ratio: 16/9; }
}

@media (max-width: 720px) {
  .header-inner { padding: 16px var(--gutter); }
  .hero-content { padding: 120px var(--gutter) 40px; }
  .hero-overlay {
    background: linear-gradient(180deg, rgba(13,15,14,0.72) 0%, rgba(13,15,14,0.6) 35%, rgba(13,15,14,0.8) 78%, rgba(13,15,14,0.95) 100%);
  }
  .btn { width: 100%; justify-content: center; }
  .hero-ctas, .final-cta-card .hero-ctas { flex-direction: column; }
  .about, .problem, .services, .how-we-work, .industries, .faq, .final-cta { padding-top: 80px; }
  .problem { padding-bottom: 80px; }
  .services { padding-bottom: 80px; }
  .faq { padding-bottom: 80px; }
  .final-cta { padding-bottom: 80px; }
  .metric-cards, .problem-grid, .service-cards { grid-template-columns: 1fr; }
  .final-cta-card { padding: 56px 24px; }
  .footer-top { flex-direction: column; gap: 28px; }
}