/* ─── Reset + base ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--lh-body);
  color: var(--color-text-primary);
  background: var(--color-surface);
}
img { max-width: 100%; display: block; }
a { color: inherit; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 48px; }

:focus-visible {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-text-primary);
  color: var(--color-surface);
  padding: 12px 20px;
  z-index: 2000;
  border-radius: var(--radius-sm);
}
.skip-link:focus {
  left: 16px;
  top: 16px;
}

/* ─── Photo placeholder slots (photography direction is provisional — see handoff.md Open Items) ─── */
.photo-slot {
  display: flex;
  align-items: flex-end;
  padding: var(--space-md);
  border-radius: var(--radius-md);
  color: rgba(250, 247, 244, 0.85);
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-shadow: 0 1px 4px rgba(0,0,0,0.35);
}
.photo-slot-a { background: linear-gradient(135deg,#e8d5b4 0%,#c4a87a 100%); }
.photo-slot-b { background: linear-gradient(135deg,#d4c4b0 0%,#b09878 100%); }
.photo-slot-c { background: linear-gradient(135deg,#c8b8a4 0%,#a49078 100%); }

/* ─── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s ease-out, border-color 0.2s ease-out, color 0.2s ease-out;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-on-primary);
  border-color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-primary-hover); border-color: var(--color-primary-hover); }
.btn-ghost {
  background: transparent;
  color: var(--color-text-primary);
  border-color: var(--color-border-strong);
}
.btn-ghost:hover { border-color: var(--color-text-primary); background: var(--color-surface-tinted); }

/* ─── Floating pill nav ──────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 40px;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 14px 28px;
  box-shadow: var(--shadow-md);
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  color: var(--color-text-primary);
  text-decoration: none;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.2s ease-out;
}
.nav-links a:hover { color: var(--color-text-primary); }
.nav-links a.active { color: var(--color-text-primary); font-weight: 500; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--color-text-primary); }

.nav-drawer {
  display: none;
  position: fixed;
  top: 76px;
  left: 16px;
  right: 16px;
  z-index: 999;
  flex-direction: column;
  gap: 4px;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 12px;
}
.nav-drawer.open { display: flex; }
.nav-drawer a {
  font-family: var(--font-body);
  font-size: 17px;
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
}
.nav-drawer a.active { color: var(--color-text-primary); font-weight: 500; }
.nav-drawer a:hover { background: var(--color-surface-tinted); }

/* Home: nav hidden until scrolled past hero */
body.is-home .site-nav {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(-10px);
  transition: opacity 0.25s ease-out, transform 0.25s ease-out;
}
body.is-home .site-nav.is-visible {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

/* ─── Page header, pattern A: content pages (Work, About) ─────
   Page has substantial content below (case grid / long-form prose),
   so the h1 is the actual page name and the statement is a subheader
   introducing what follows — not competing with it for weight. ──── */
.page-wrap { padding-top: 140px; }
.page-header {
  max-width: 700px;
  margin: 0 auto var(--space-3xl);
  padding: 0 48px;
}
.page-title {
  font-family: var(--font-display);
  font-size: var(--text-display);
  line-height: var(--lh-display);
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: -0.02em;
}
.page-header-rule {
  width: 56px;
  height: 3px;
  background: var(--color-accent);
  margin: var(--space-lg) 0;
}
.page-lede {
  font-family: var(--font-body);
  font-size: var(--text-h3);
  font-weight: 400;
  line-height: 1.5;
  color: var(--color-text-secondary);
  max-width: 640px;
}
body.is-about .page-header { margin-bottom: var(--space-lg); }

/* ─── Page header, pattern B: action page (Contact) ────────────
   Page's entire content is essentially the header — no grid or
   long-form prose competing below it — so the statement itself
   earns the large display treatment instead of the page label. ── */
.page-eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}
.page-headline {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  line-height: var(--lh-h1);
  font-weight: 400;
  color: var(--color-text-primary);
  letter-spacing: -0.015em;
}
.page-intro {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--color-text-secondary);
  line-height: var(--lh-body);
  margin-top: var(--space-lg);
  max-width: 560px;
}

/* ─── Work card (shared: Home + Work index) ─────────────────── */
.work-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.work-card {
  display: block;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.2s ease-out, transform 0.2s ease-out;
}
.work-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.work-card .photo-slot { height: 150px; border-radius: 0; }
.work-card-body { padding: var(--space-lg); }
.work-card-tag {
  font-family: var(--font-body);
  font-size: 11px;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
}
.work-card-title {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 500;
  line-height: var(--lh-h3);
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}
.work-card-desc {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: 1.55;
  margin-bottom: var(--space-md);
}
.work-card-link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary);
}
.work-card:hover .work-card-link { color: var(--color-primary-hover); }

/* ─── Home: slide-deck sections ─────────────────────────────── */
body.is-home { padding-top: 0; }
.home-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  border-top: 1px solid var(--color-border);
  position: relative;
}
.home-section:first-child { border-top: none; }
.home-section-inner {
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 120px 48px;
}
.section-num {
  position: absolute;
  bottom: 32px;
  right: 48px;
  font-family: var(--font-body);
  font-size: var(--text-caption);
  color: var(--color-text-tertiary);
  letter-spacing: 0.08em;
  font-variant-numeric: tabular-nums;
}
.section-eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}

/* Hero */
.hero-kicker {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
}
.hero-headline {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 400;
  line-height: var(--lh-hero);
  color: var(--color-text-primary);
  letter-spacing: -0.025em;
  max-width: 820px;
  margin-bottom: var(--space-xl);
}
.hero-subhead {
  font-family: var(--font-body);
  font-size: var(--text-h3);
  line-height: 1.65;
  color: var(--color-text-secondary);
  max-width: 620px;
  margin-bottom: var(--space-xl);
}
.hero-scroll-hint {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  letter-spacing: 0.04em;
}

/* Work (home) */
.home-work-intro {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--color-text-secondary);
  max-width: 560px;
  line-height: var(--lh-body);
  margin-bottom: var(--space-2xl);
}
.home-work-more {
  display: inline-block;
  margin-top: var(--space-xl);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary);
  text-decoration: none;
}
.home-work-more:hover { color: var(--color-primary-hover); }

/* About (home) */
.about-home-text {
  max-width: 640px;
}
.about-home-text p {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--color-text-secondary);
  line-height: var(--lh-body);
  margin-bottom: var(--space-md);
}
.about-home-text p:last-child { margin-bottom: 0; }

/* Writing (home) */
.writing-topics {
  max-width: 720px;
  margin-top: var(--space-lg);
}
.writing-topic {
  display: flex;
  align-items: baseline;
  gap: var(--space-lg);
  padding: var(--space-md) 0;
  border-top: 1px solid var(--color-border);
}
.writing-topic:last-child { border-bottom: 1px solid var(--color-border); }
.topic-num {
  font-family: var(--font-body);
  font-size: var(--text-caption);
  color: var(--color-text-tertiary);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}
.topic-title {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  font-weight: 500;
  line-height: 1.3;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}
.topic-tag {
  font-family: var(--font-body);
  font-size: 11px;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Contact / close (home) */
.home-contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}
.home-closing-line {
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: 400;
  line-height: var(--lh-display);
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-lg);
}
.home-contact-body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--color-text-secondary);
  line-height: var(--lh-body);
  max-width: 480px;
  margin-bottom: var(--space-xl);
}
.contact-detail { display: flex; flex-direction: column; gap: var(--space-md); }
.contact-row { display: flex; flex-direction: column; gap: 2px; }
.contact-label {
  font-family: var(--font-body);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-tertiary);
}
.contact-value {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}
.contact-links { display: flex; gap: var(--space-lg); }
.contact-links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.contact-links a:hover { color: var(--color-accent-hover); }

/* ─── Site footer (all pages) ────────────────────────────────── */
.site-footer {
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--space-xl) 48px var(--space-2xl);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}
.footer-name {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}
.footer-links { display: flex; gap: var(--space-lg); }
.footer-links a {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  text-decoration: none;
  transition: color 0.2s ease-out;
}
.footer-links a:hover { color: var(--color-text-primary); }

/* Home's own footer sits directly after the contact section, no extra top padding */
body.is-home .site-footer { border-top: 1px solid var(--color-border); }

/* ─── Work index ─────────────────────────────────────────────── */
.work-index { max-width: 1100px; margin: 0 auto; padding: 0 48px var(--space-3xl); }

/* ─── Case study detail ──────────────────────────────────────── */
.case-detail { max-width: 700px; margin: 0 auto; padding: 0 48px var(--space-3xl); }
.case-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  text-decoration: none;
  margin-bottom: var(--space-2xl);
  transition: color 0.2s ease-out;
}
.case-back:hover { color: var(--color-text-primary); }
.case-eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}
.case-title {
  font-family: var(--font-display);
  font-size: var(--text-h1);
  font-weight: 400;
  line-height: var(--lh-h1);
  color: var(--color-text-primary);
  letter-spacing: -0.015em;
  margin-bottom: var(--space-xl);
}
.case-lede {
  font-family: var(--font-body);
  font-size: var(--text-h3);
  line-height: 1.65;
  color: var(--color-text-secondary);
  border-left: 2px solid var(--color-border-strong);
  padding-left: var(--space-lg);
  margin-bottom: var(--space-2xl);
}
.case-hero-img { height: 320px; margin-bottom: var(--space-2xl); border-radius: var(--radius-lg); }
.case-hero-img.photo-slot { align-items: center; justify-content: center; font-size: var(--text-sm); }
.case-body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--color-text-secondary);
  line-height: var(--lh-body);
}
.case-body p { margin-bottom: var(--space-lg); }
.case-body h3 {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: var(--space-2xl) 0 var(--space-md);
}
.case-mid-img { height: 220px; margin: var(--space-lg) 0 var(--space-xl); border-radius: var(--radius-md); }
.case-mid-img.photo-slot { align-items: center; justify-content: center; font-size: var(--text-sm); }
.case-result {
  background: var(--color-surface-tinted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  margin: var(--space-xl) 0;
}
.case-result p { margin-bottom: var(--space-md); color: var(--color-text-primary); }
.case-result p:last-child { margin-bottom: 0; }
.case-reflection { font-style: italic; color: var(--color-text-secondary); }
.case-next {
  margin-top: var(--space-3xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}
.case-next-label {
  font-family: var(--font-body);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-sm);
}
.case-next-title {
  font-family: var(--font-display);
  font-size: var(--text-h3);
  color: var(--color-text-primary);
  text-decoration: none;
  transition: color 0.2s ease-out;
}
.case-next-title:hover { color: var(--color-primary); }

/* ─── About ───────────────────────────────────────────────────── */
.about-prose {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 48px var(--space-3xl);
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--color-text-secondary);
  line-height: 1.85;
}
.about-prose p { margin-bottom: var(--space-xl); }
.closing-cta { margin-top: var(--space-2xl); }
.closing-cta-headline {
  font-family: var(--font-body);
  font-size: var(--text-h3);
  line-height: 1.5;
  font-weight: 400;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

/* ─── Contact page ───────────────────────────────────────────── */
.contact-page { max-width: 700px; margin: 0 auto; padding: 0 48px var(--space-3xl); }
.contact-page .btn-primary { margin-top: var(--space-2xl); }
body.is-contact .page-header { margin-bottom: var(--space-2xl); }
.contact-photo {
  width: 150px;
  height: 150px;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-full);
  flex-shrink: 0;
  overflow: hidden;
  align-items: center;
  justify-content: center;
  padding: 0;
  font-size: var(--text-caption);
}
.contact-page-grid {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

/* ─── Responsive ──────────────────────────────────────────────── */
@media (max-width: 768px) {
  .container { padding: 0 24px; }
  .page-wrap { padding-top: 110px; }
  .page-header { padding: 0 24px; }
  .site-nav { gap: 20px; padding: 12px 18px; top: 14px; }
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .home-section-inner { padding: 80px 24px; }
  .section-num { right: 24px; bottom: 20px; }
  .work-grid { grid-template-columns: 1fr; }
  .home-contact-grid { grid-template-columns: 1fr; gap: var(--space-xl); }
  .contact-page-grid { gap: var(--space-lg); }
  .site-footer { padding: var(--space-xl) 24px var(--space-2xl); }
  .work-index { padding: 0 24px var(--space-2xl); }
  .case-detail { padding: 0 24px var(--space-2xl); }
  .about-prose { padding: 0 24px var(--space-2xl); }
  .contact-page { padding: 0 24px var(--space-2xl); }
}