/* =========================================================
   SEO BANGKOK · Design System
   Aesthetic: Analytical authority. Editorial serif + lime accent.
   ========================================================= */

:root {
  /* Colors: ink base, electric lime, warm cream */
  --ink: #0a1612;
  --ink-soft: #132018;
  --ink-line: #223029;
  --bone: #f2efe8;
  --bone-soft: #e8e3d8;
  --bone-line: #d8d3c6;
  --lime: #d4ff4a;
  --lime-dim: #b8e03a;
  --lime-on-light: #3d6b1a;
  --moss: #6b7d6b;
  --sage: #a8b5a8;
  --rust: #c85a3a;
  --gold: #d4a574;

  /* Semantic */
  --bg: var(--ink);
  --bg-alt: var(--ink-soft);
  --fg: var(--bone);
  --fg-muted: var(--sage);
  --accent: var(--lime);
  --line: var(--ink-line);

  /* Typography */
  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans: "Hanken Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Spacing */
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: .75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-8: 3rem;
  --space-10: 4rem;
  --space-12: 6rem;
  --space-16: 8rem;

  /* Radii */
  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 16px;
  --r-xl: 24px;

  /* Container */
  --container: 1200px;
  --narrow: 820px;
}

/* ================= Reset / base ================= */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--fg);
  background: var(--bg);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
picture { display: block; }

/* ================= Typography ================= */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--serif);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-5);
  font-variation-settings: "opsz" 144, "SOFT" 40;
}
h1 { font-size: clamp(2.6rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); }
h3 { font-size: clamp(1.4rem, 2.4vw, 2rem); }
h4 { font-size: 1.25rem; letter-spacing: -0.01em; }
p  { margin: 0 0 var(--space-4); }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
  display: inline-block;
}

.lead {
  font-size: clamp(1.15rem, 1.6vw, 1.35rem);
  line-height: 1.55;
  color: var(--fg);
  opacity: 0.85;
  max-width: 48ch;
}

.display-serif {
  font-family: var(--serif);
  font-style: italic;
  font-variation-settings: "opsz" 144, "SOFT" 80;
}

/* ================= Layout primitives ================= */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5);
}
.narrow {
  max-width: var(--narrow);
  margin-inline: auto;
}
.section {
  padding: clamp(4rem, 10vw, 8rem) 0;
  position: relative;
}
.section-light {
  background: var(--bone);
  color: var(--ink);
}
.section-light .eyebrow { color: var(--ink); }
.section-light h1, .section-light h2, .section-light h3 { color: var(--ink); }
.section-light .post-card .tag { color: var(--lime-on-light); }
.section-light .testimonial-mark { color: var(--lime-on-light); }
.section-light .faq summary::after { color: var(--lime-on-light); }
.section-light .tier li::before { color: var(--lime-on-light); }
.section-light .feature .num { color: var(--lime-on-light); }

/* ================= Buttons ================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 1rem 1.5rem;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: -0.005em;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--fg);
  transition: all 0.22s cubic-bezier(0.22, 0.61, 0.36, 1);
  text-decoration: none;
  cursor: pointer;
  line-height: 1;
}
.btn::after {
  content: "→";
  font-family: var(--serif);
  transition: transform 0.22s;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn:hover::after { transform: translateX(4px); }

.btn-primary {
  background: var(--accent);
  color: var(--ink);
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--ink);
  color: var(--accent);
  border-color: var(--accent);
}

.btn-light {
  background: var(--ink);
  color: var(--bone);
  border-color: var(--ink);
}
.btn-light:hover {
  background: var(--accent);
  color: var(--ink);
  border-color: var(--accent);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.section-light .btn-ghost:hover { background: var(--ink); color: var(--bone); }
.section-light .btn:hover { border-color: var(--lime-on-light); color: var(--lime-on-light); }

/* ================= Header / Nav ================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: var(--space-4) 0;
  background: rgba(10, 22, 18, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background 0.3s;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--serif);
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: var(--fg);
}
.logo b { font-weight: 500; }
.logo span { color: var(--accent); font-style: italic; }
.logo-mark {
  width: 36px;
  height: 36px;
  background: var(--accent);
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.1rem;
  border-radius: 50%;
  letter-spacing: -0.05em;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--fg);
  opacity: 0.75;
  transition: opacity 0.2s, color 0.2s;
  position: relative;
}
.nav a:hover, .nav a[aria-current="page"] {
  opacity: 1;
  color: var(--accent);
}
.nav .btn-primary {
  color: var(--ink);
  opacity: 1;
}
.nav .btn-primary:hover {
  color: var(--accent);
  background: var(--ink);
}
.nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--accent);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.6rem 1rem;
  color: var(--fg);
}
@media (max-width: 900px) {
  .nav {
    position: fixed;
    inset: 64px 0 auto 0;
    flex-direction: column;
    background: var(--ink-soft);
    padding: var(--space-6);
    gap: var(--space-5);
    border-bottom: 1px solid var(--line);
    transform: translateY(-120%);
    transition: transform 0.3s;
  }
  .nav.is-open { transform: translateY(0); }
  .nav a { font-size: 1.1rem; }
  .nav-toggle { display: inline-flex; align-items: center; gap: var(--space-2); }
  .nav .btn { align-self: flex-start; }
}

/* ================= Hero ================= */
.hero {
  padding: calc(var(--space-16) + 96px) 0 var(--space-16);
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-10);
  align-items: end;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .hero { padding-top: calc(var(--space-10) + 64px) !important; padding-bottom: var(--space-10) !important; }
}
.hero h1 {
  font-size: clamp(2.4rem, 5.5vw, 4.8rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.hero h1 em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
}
.hero-meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding-bottom: var(--space-4);
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: var(--space-10);
}
.hero-stat {
  background: var(--ink);
  padding: var(--space-5);
}
.hero-stat .num {
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
  color: var(--accent);
  font-variation-settings: "opsz" 144;
  font-weight: 400;
  display: block;
  margin-bottom: var(--space-2);
}
.hero-stat .label {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
}
@media (max-width: 600px) {
  .hero-stats { grid-template-columns: 1fr; }
  .hero-stat .num { font-size: 1.6rem; }
}

/* Ambient background mesh */
.mesh {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background:
    radial-gradient(ellipse 60% 40% at 80% 20%, rgba(212, 255, 74, 0.14), transparent 60%),
    radial-gradient(ellipse 70% 50% at 10% 90%, rgba(212, 255, 74, 0.06), transparent 60%);
  z-index: 0;
}
.hero > .container { position: relative; z-index: 1; }

/* Scrolling ticker */
.ticker {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: var(--space-4) 0;
  overflow: hidden;
  background: var(--ink);
}
.ticker-track {
  display: flex;
  gap: var(--space-10);
  width: max-content;
  animation: ticker 50s linear infinite;
  white-space: nowrap;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  color: var(--fg-muted);
}
.ticker-track span {
  display: inline-flex;
  align-items: center;
  gap: var(--space-10);
  flex-shrink: 0;
}
.ticker-track span::after {
  content: "✦";
  color: var(--accent);
  font-style: normal;
  font-size: 0.7em;
}
@keyframes ticker {
  to { transform: translateX(-50%); }
}

/* ================= Section headings ================= */
.section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-10);
  align-items: end;
}
.section-head > :first-child { max-width: 32ch; }
.section-head h2 { margin-bottom: 0; }
.section-head p { max-width: 44ch; margin: 0; opacity: 0.75; }
@media (max-width: 800px) {
  .section-head { grid-template-columns: 1fr; gap: var(--space-5); }
}

/* ================= Service grid ================= */
.services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.section-light .services { border-color: var(--bone-line); }
@media (max-width: 900px) { .services { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .services { grid-template-columns: 1fr; }
  .service { min-height: auto; }
}

.service {
  padding: var(--space-8) var(--space-6);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: background 0.3s;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-height: 320px;
}
.section-light .service { border-color: var(--bone-line); }
.service:hover { background: var(--bg-alt); }
.section-light .service:hover { background: var(--bone-soft); }

.service-num {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--fg-muted);
}
.service h3 {
  font-size: 1.45rem;
  margin: 0;
  letter-spacing: -0.02em;
}
.service p {
  font-size: 0.95rem;
  line-height: 1.55;
  opacity: 0.7;
  margin: 0;
  flex: 1;
}
.service .arrow {
  font-family: var(--serif);
  font-size: 1.5rem;
  margin-top: var(--space-3);
  transition: transform 0.22s;
  opacity: 0.4;
}
.service:hover .arrow {
  transform: translateX(6px);
  opacity: 1;
  color: var(--accent);
}
.service-link {
  position: absolute;
  inset: 0;
  z-index: 2;
  text-indent: -9999px;
}

/* ================= Founder spotlight ================= */
.founder {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-10);
  align-items: center;
}
@media (max-width: 900px) { .founder { grid-template-columns: 1fr; } }

.founder-media {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--bg-alt);
}
.founder-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.15) contrast(1.05);
}
.founder-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(10, 22, 18, 0.4) 100%);
  pointer-events: none;
}
.founder-badge {
  position: absolute;
  bottom: var(--space-5);
  left: var(--space-5);
  background: var(--accent);
  color: var(--ink);
  padding: var(--space-3) var(--space-5);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: 999px;
  font-weight: 600;
}
.founder blockquote {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.4rem, 2.2vw, 1.8rem);
  line-height: 1.3;
  letter-spacing: -0.015em;
  margin: 0 0 var(--space-6);
  border-left: 2px solid var(--accent);
  padding-left: var(--space-5);
}
.founder-attribution {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: var(--space-6);
}
.founder-attribution strong {
  color: var(--fg);
  font-weight: 500;
}



/* Homepage founder refinement */
#founder .founder {
  grid-template-columns: minmax(220px, 300px) minmax(0, 1fr);
  gap: var(--space-8) var(--space-10);
  align-items: start;
}
#founder .founder-media {
  width: 100%;
  max-width: 300px;
  aspect-ratio: 4 / 5;
  justify-self: start;
}
#founder .founder-media img {
  object-position: center top;
}
#founder .founder-intro {
  max-width: 760px;
}
#founder .founder-intro h2 {
  max-width: 12ch;
  margin-bottom: var(--space-5);
}
#founder .founder-intro blockquote {
  margin-bottom: var(--space-4);
}
#founder .founder-attribution {
  margin-bottom: 0;
}
#founder .founder-body {
  grid-column: 1 / -1;
  display: grid;
  gap: var(--space-4);
  max-width: 980px;
}
#founder .founder-body p {
  margin: 0;
  max-width: none;
}
#founder .founder-body .btn {
  margin-top: var(--space-1);
  justify-self: start;
}
@media (max-width: 900px) {
  #founder .founder {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  #founder .founder-media {
    max-width: 260px;
  }
  #founder .founder-intro h2 {
    max-width: none;
  }
  #founder .founder-body {
    max-width: none;
  }
}

/* ================= Tier pricing ================= */
.tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
@media (max-width: 900px) { .tiers { grid-template-columns: 1fr; } }

.tier {
  background: var(--bone);
  color: var(--ink);
  padding: var(--space-8) var(--space-6);
  border-radius: var(--r-lg);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  border: 1px solid var(--bone-line);
  transition: transform 0.3s;
}
.tier:hover { transform: translateY(-4px); }
.tier.featured {
  background: var(--ink);
  color: var(--fg);
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent);
}
.tier-flag {
  position: absolute;
  top: -12px;
  left: var(--space-6);
  background: var(--accent);
  color: var(--ink);
  padding: var(--space-1) var(--space-3);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: var(--r-sm);
  font-weight: 600;
}
.tier-icon {
  font-size: 2rem;
  margin-bottom: var(--space-2);
}
.tier h3 {
  margin: 0;
  font-size: 1.5rem;
  letter-spacing: -0.015em;
}
.tier-desc {
  font-size: 0.95rem;
  opacity: 0.75;
  margin: 0 0 var(--space-3);
}
.tier ul {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: 0.92rem;
}
.tier li {
  padding-left: 1.4rem;
  position: relative;
}
.tier li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: var(--serif);
}
.tier.featured li::before { color: var(--accent); }
.tier-qual {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  line-height: 1.5;
  padding: var(--space-3);
  background: rgba(0,0,0,0.04);
  border-radius: var(--r-sm);
  margin-bottom: var(--space-5);
  opacity: 0.8;
}
.tier.featured .tier-qual { background: rgba(212, 255, 74, 0.08); }
.tier .btn { margin-top: auto; justify-content: center; }

/* ================= FAQ ================= */
.faq {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}
.section-light .faq { border-color: var(--bone-line); }
.faq details {
  border-bottom: 1px solid var(--line);
  padding: var(--space-5) 0;
}
.section-light .faq details { border-color: var(--bone-line); }
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  cursor: pointer;
  list-style: none;
  font-family: var(--serif);
  font-size: clamp(1.15rem, 1.8vw, 1.4rem);
  letter-spacing: -0.015em;
  padding: var(--space-2) 0;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  font-family: var(--serif);
  font-size: 1.5rem;
  color: var(--accent);
  transition: transform 0.22s;
  flex-shrink: 0;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .answer {
  padding-top: var(--space-4);
  max-width: 70ch;
  opacity: 0.8;
  font-size: 1rem;
  line-height: 1.65;
}

/* ================= Testimonials ================= */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
@media (max-width: 900px) { .testimonials { grid-template-columns: 1fr; } }

.testimonial {
  padding: var(--space-6);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  background: var(--bg-alt);
}
.section-light .testimonial { background: transparent; border-color: var(--bone-line); }
.testimonial-mark {
  font-family: var(--serif);
  font-size: 3rem;
  line-height: 0.5;
  color: var(--accent);
}
.testimonial-text {
  font-family: var(--serif);
  font-size: 1.1rem;
  line-height: 1.5;
  letter-spacing: -0.01em;
  flex: 1;
  margin: 0;
}
.testimonial-who {
  border-top: 1px solid var(--line);
  padding-top: var(--space-4);
  font-size: 0.9rem;
}
.section-light .testimonial-who { border-color: var(--bone-line); }
.testimonial-who strong { display: block; font-weight: 600; font-size: 0.98rem; }
.testimonial-who span { opacity: 0.6; font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; }

/* ================= Blog cards ================= */
.posts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
@media (max-width: 900px) { .posts { grid-template-columns: 1fr; } }

.post-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
  transition: transform 0.3s;
}
.post-card:hover { transform: translateY(-4px); }
.post-card .media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--r-md);
  background: var(--bg-alt);
}
.post-card .media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s;
}
.post-card:hover .media img { transform: scale(1.05); }
.post-card .tag {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}
.post-card h3 {
  font-size: 1.35rem;
  letter-spacing: -0.015em;
  margin: 0;
}
.post-card p { opacity: 0.7; font-size: 0.95rem; margin: 0; }
.post-card > a { position: absolute; inset: 0; z-index: 1; text-indent: -9999px; }

/* ================= Contact form ================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-10);
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info ul {
  list-style: none;
  padding: 0;
  margin: var(--space-6) 0 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.contact-info li {
  padding: var(--space-4) 0;
  border-top: 1px solid var(--line);
  font-size: 0.95rem;
}
.section-light .contact-info li { border-color: var(--bone-line); }
.contact-info .label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
  display: block;
  margin-bottom: var(--space-2);
}

form.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
form.contact-form .full { grid-column: 1 / -1; }

.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.field label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
}
.field input, .field textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  padding: var(--space-3) 0;
  color: var(--fg);
  font: inherit;
  font-size: 1rem;
  transition: border-color 0.2s;
  border-radius: 0;
}
.section-light .field input, .section-light .field textarea {
  color: var(--ink);
  border-color: var(--bone-line);
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.field textarea { resize: vertical; min-height: 120px; }

.form-status {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--r-sm);
  font-size: 0.9rem;
  display: none;
}
.form-status.success {
  display: block;
  background: rgba(61, 107, 26, 0.1);
  color: var(--lime-on-light);
  border: 1px solid var(--lime-on-light);
}
.form-status.error {
  display: block;
  background: rgba(200, 90, 58, 0.12);
  color: var(--rust);
  border: 1px solid var(--rust);
}

/* ================= Footer ================= */
.site-footer {
  background: var(--ink);
  color: var(--fg);
  padding: var(--space-10) 0 var(--space-5);
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-6); } }
@media (max-width: 600px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-col h4 {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: var(--space-4);
  font-weight: 500;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col a {
  font-size: 0.95rem;
  opacity: 0.75;
  transition: opacity 0.2s, color 0.2s;
}
.footer-col a:hover { opacity: 1; color: var(--accent); }

.footer-cta p {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 2vw, 1.65rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin: var(--space-4) 0 var(--space-5);
  max-width: 24ch;
}

.socials {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-4);
}
.socials a {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  opacity: 0.75;
  transition: all 0.2s;
}
.socials a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--ink);
  opacity: 1;
}
.socials svg { width: 16px; height: 16px; }

.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: var(--space-5);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
}

/* ================= Breadcrumbs ================= */
.breadcrumbs {
  padding-top: calc(64px + var(--space-5));
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
}
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs .sep { margin: 0 var(--space-3); opacity: 0.4; }
.section-light .breadcrumbs { color: var(--moss); }
.section-light .breadcrumbs a:hover { color: var(--ink); }

/* ================= Page hero ================= */
.page-hero {
  padding: calc(var(--space-6) + 80px) 0 var(--space-10);
  position: relative;
}
.page-hero h1 {
  font-size: clamp(2rem, 6vw, 5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  max-width: 20ch;
}
.page-hero .lead { margin-top: var(--space-5); }
@media (max-width: 600px) {
  .page-hero { padding-top: calc(var(--space-4) + 64px); }
  .page-hero h1 { font-size: clamp(1.8rem, 7vw, 2.5rem); }
}

/* ================= Article / prose ================= */
.prose {
  max-width: 720px;
  font-size: 1.08rem;
  line-height: 1.75;
  margin-inline: auto;
}
.prose h2, .prose h3 {
  margin-top: var(--space-8);
}
.prose p { margin-bottom: var(--space-5); }
.prose img {
  margin: var(--space-8) auto;
  border-radius: var(--r-md);
  max-width: 100%;
}
.prose a { color: var(--accent); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.section-light .prose a { color: var(--rust); }
.prose ul, .prose ol { padding-left: 1.3rem; margin-bottom: var(--space-5); }
.prose li { margin-bottom: var(--space-2); }
.prose strong { font-weight: 600; }
.prose figure { margin: var(--space-8) 0; }
.prose figcaption {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  margin-top: var(--space-3);
  text-align: center;
}
.section-light .prose figcaption { color: var(--moss); }

/* ================= Split sections (service pages) ================= */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: center;
}
.split.reverse > :first-child { order: 2; }
@media (max-width: 900px) {
  .split { grid-template-columns: 1fr; gap: var(--space-6); }
  .split.reverse > :first-child { order: 0; }
}
.split-media { border-radius: var(--r-md); overflow: hidden; background: var(--bg-alt); }
.split-media img { width: 100%; height: auto; display: block; }

/* ================= Feature list ================= */
.feature-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-8);
}
@media (max-width: 700px) { .feature-list { grid-template-columns: 1fr; } }
.feature {
  padding: var(--space-5);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}
.section-light .feature { border-color: var(--bone-line); }
.feature .num {
  font-family: var(--serif);
  font-size: 1.8rem;
  color: var(--accent);
  line-height: 1;
  margin-bottom: var(--space-3);
}
.feature h4 { margin: 0 0 var(--space-2); font-size: 1.1rem; }
.feature p { margin: 0; font-size: 0.92rem; opacity: 0.75; }

/* ================= CTA band ================= */
.cta-band {
  padding: var(--space-12) 0;
  position: relative;
  overflow: hidden;
}
.cta-band .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}
.cta-band h2 {
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  margin: 0;
  letter-spacing: -0.025em;
  max-width: 16ch;
}
.cta-band h2 em { color: var(--accent); font-style: italic; }

/* ================= Client logo strip ================= */
.clients {
  padding: var(--space-8) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.clients-label {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-muted);
  text-align: center;
  margin-bottom: var(--space-6);
}
.clients-row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-6);
  align-items: center;
  justify-items: center;
}
@media (max-width: 900px) { .clients-row { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 480px) { .clients-row { grid-template-columns: repeat(2, 1fr); gap: var(--space-4); } }
.clients-row div {
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  color: var(--fg-muted);
  opacity: 0.7;
  text-align: center;
  font-style: italic;
}

/* ================= Utilities ================= */
.mt-0 { margin-top: 0 !important; }
.text-center { text-align: center; }

/* Scroll reveal */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.8s, transform 0.8s; }
  .reveal.is-in { opacity: 1; transform: translateY(0); }
  .reveal-stagger > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s, transform 0.6s;
  }
  .reveal-stagger.is-in > *:nth-child(1) { opacity: 1; transform: none; transition-delay: 0s; }
  .reveal-stagger.is-in > *:nth-child(2) { opacity: 1; transform: none; transition-delay: 0.08s; }
  .reveal-stagger.is-in > *:nth-child(3) { opacity: 1; transform: none; transition-delay: 0.16s; }
  .reveal-stagger.is-in > *:nth-child(4) { opacity: 1; transform: none; transition-delay: 0.24s; }
  .reveal-stagger.is-in > *:nth-child(5) { opacity: 1; transform: none; transition-delay: 0.32s; }
  .reveal-stagger.is-in > *:nth-child(6) { opacity: 1; transform: none; transition-delay: 0.40s; }
  .reveal-stagger.is-in > *:nth-child(n+7) { opacity: 1; transform: none; transition-delay: 0.48s; }
}

/* Selection */
::selection { background: var(--accent); color: var(--ink); }

/* Focus states */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* Skip link */
.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--ink);
  padding: var(--space-3) var(--space-4);
  z-index: 1000;
}
.skip:focus { left: var(--space-4); top: var(--space-4); }