/* =========================================================
   Radicale — Design System v8
   Geist + Geist Mono · Lime accent · Mono numbering
   ========================================================= */

:root {
  --bg: #ffffff;
  --ink: #0a0a0a;
  --ink-soft: #1a1a1a;
  --muted: #6b6b6b;
  --line: #e8e8e8;
  --line-soft: #f0f0f0;
  --accent: #ccff00;
  --accent-soft: #e5ff7f;
  --surface: #fafafa;
  --maxw: 1280px;
  --pad: 32px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Geist', system-ui, -apple-system, 'Helvetica Neue', sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

details, summary, button, input, select, textarea {
  font-family: inherit;
}

.mono { font-family: 'Geist Mono', monospace; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
}

a { color: inherit; }

/* =========================================================
   NAV
   ========================================================= */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-soft);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
}
.logo {
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--ink);
}
.logo::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--ink);
  border-radius: 50%;
}
.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  transition: opacity 0.2s;
}
.nav-links a:hover { opacity: 0.6; }
.nav-links a.active { font-weight: 500; }
.nav-links a.active::after {
  content: "";
  display: block;
  width: 100%;
  height: 1px;
  background: var(--ink);
  margin-top: 2px;
}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s;
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}
.btn-dark {
  background: var(--ink);
  color: var(--bg);
}
.btn-dark:hover { background: var(--ink-soft); transform: translateY(-1px); }
.btn-light {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-light:hover { border-color: var(--ink); }
.btn-accent {
  background: var(--accent);
  color: var(--ink);
  font-weight: 600;
  padding: 14px 24px;
  font-size: 15px;
}
.btn-accent:hover { background: var(--accent-soft); }
.btn-ghost {
  background: transparent;
  color: var(--bg);
  border-color: rgba(255,255,255,0.2);
}
.btn-ghost:hover { border-color: rgba(255,255,255,0.6); }
.btn-arrow { transition: transform 0.2s; }
.btn:hover .btn-arrow { transform: translateX(2px); }

/* =========================================================
   HERO (home)
   ========================================================= */
.hero {
  padding: 96px 0 64px;
  border-bottom: 1px solid var(--line-soft);
}
.hero-grid { max-width: 1000px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  font-weight: 400;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}
.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  background: #22c55e;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(34,197,94,0.15);
}
h1 {
  font-size: clamp(56px, 8vw, 104px);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.045em;
  margin-bottom: 32px;
  max-width: 14ch;
}
.highlight {
  background: linear-gradient(180deg, transparent 60%, var(--accent) 60%);
  padding: 0 4px;
}
.hero-sub {
  font-size: 18px;
  color: var(--muted);
  max-width: 520px;
  margin-bottom: 32px;
  line-height: 1.55;
}
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 32px;
}
.pill {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg);
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: all 0.2s;
}
.pill:hover {
  border-color: var(--ink);
  transform: translateY(-1px);
}
.pill.dark {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

/* Stats bar */
.stats-bar {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}
.stat {
  padding: 24px 24px 0 0;
  border-right: 1px solid var(--line-soft);
}
.stat:last-child { border-right: none; padding-right: 0; }
.stat-value {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label {
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* =========================================================
   SUB-PAGE HERO (smaller, breadcrumbs)
   ========================================================= */
.page-hero {
  padding: 80px 0 56px;
  border-bottom: 1px solid var(--line-soft);
}
.crumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}
.crumb a { text-decoration: none; color: var(--muted); transition: color 0.2s; }
.crumb a:hover { color: var(--ink); }
.crumb-sep { opacity: 0.5; }
.page-hero h1 {
  font-size: clamp(40px, 5.5vw, 72px);
  letter-spacing: -0.035em;
  line-height: 1.02;
  max-width: 18ch;
  margin-bottom: 24px;
}
.page-hero h1 em {
  font-style: normal;
  background: linear-gradient(180deg, transparent 60%, var(--accent) 60%);
  padding: 0 4px;
}
.page-hero .lede {
  font-size: 18px;
  color: var(--muted);
  max-width: 640px;
  line-height: 1.55;
}
.page-hero .actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 32px;
}

/* =========================================================
   SECTIONS
   ========================================================= */
section { padding: 96px 0; border-bottom: 1px solid var(--line-soft); }
.section-head { margin-bottom: 48px; max-width: 720px; }
.section-tag {
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}
h2 {
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}
h3 {
  font-weight: 600;
  letter-spacing: -0.015em;
}
.section-sub {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.55;
  max-width: 560px;
}

/* =========================================================
   PROBLEM (home)
   ========================================================= */
.problem-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: stretch;
}
.problem-text p {
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 540px;
}
.problem-text p + p { margin-top: 16px; }
.checklist-card {
  background: var(--ink);
  color: var(--bg);
  padding: 32px;
  border-radius: 16px;
  position: relative;
  overflow: hidden;
}
.checklist-tag {
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 20px;
}
.checklist { list-style: none; }
.checklist li {
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  font-size: 15px;
  line-height: 1.45;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.checklist li:last-child { border-bottom: none; }
.checklist li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 600;
  flex-shrink: 0;
  margin-top: 1px;
}

/* =========================================================
   SERVICES grid
   ========================================================= */
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.services-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  padding: 40px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--bg);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--ink);
  transition: all 0.3s;
}
.service-card:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
}
.service-tag {
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
}
.service-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 3px rgba(34,197,94,0.18);
}
.service-tag.no-dot::before { display: none; }
.service-title {
  font-size: 26px;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--ink);
}
.service-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 28px;
}
.service-list { list-style: none; margin-bottom: 32px; }
.service-list li {
  padding: 14px 0;
  border-top: 1px solid var(--line-soft);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.5;
}
.service-list li::before {
  content: "→";
  color: var(--muted);
  font-family: 'Geist Mono', monospace;
  flex-shrink: 0;
}
.service-price {
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: var(--muted);
  margin-top: 12px;
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.service-link {
  margin-top: auto;
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  transition: gap 0.2s;
}
.service-link:hover { gap: 10px; }

/* =========================================================
   TYPOLOGIES (persona / case cards)
   ========================================================= */
.case-section { background: var(--surface); border-bottom: 1px solid var(--line-soft); }
.typology-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.typology-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.typology-card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.25s;
}
.typology-card:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
}
.typology-card.dark {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
  position: relative;
  overflow: hidden;
}
.typology-card.dark::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 140px;
  height: 140px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.12;
  filter: blur(20px);
}
.typology-card.dark > * { position: relative; z-index: 1; }
.typology-tag {
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}
.typology-card.dark .typology-tag { color: var(--accent); }
.typology-title {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 10px;
}
.typology-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.55;
}
.typology-card.dark .typology-desc { color: rgba(255,255,255,0.7); }

/* =========================================================
   WHY (3-col grid with dividers)
   ========================================================= */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.why-grid-4 { grid-template-columns: repeat(4, 1fr); }
.why-cell {
  background: var(--bg);
  padding: 36px 32px;
}
.why-num {
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 24px;
  display: block;
}
.why-title {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 12px;
}
.why-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.55;
}

/* =========================================================
   FAQ
   ========================================================= */
.faq-section { background: var(--surface); }
.faq-list { display: grid; gap: 12px; max-width: 900px; }
.faq-item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0;
  transition: border-color 0.2s;
}
.faq-item[open] { border-color: var(--ink); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 28px;
  font-size: 16px;
  font-weight: 400;
  letter-spacing: -0.015em;
  color: var(--ink-soft);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  line-height: 1.45;
}
.faq-item[open] summary { color: var(--ink); font-weight: 500; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: 'Geist Mono', monospace;
  font-size: 22px;
  color: var(--muted);
  flex-shrink: 0;
  transition: transform 0.2s;
}
.faq-item[open] summary::after { content: "−"; }
.faq-answer {
  padding: 0 28px 24px;
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.6;
  max-width: 720px;
}

/* =========================================================
   FINAL CTA
   ========================================================= */
.final-cta { padding: 96px 0; border-bottom: none; }
.final-cta-box {
  background: var(--ink);
  color: var(--bg);
  border-radius: 16px;
  padding: 64px;
  position: relative;
  overflow: hidden;
}
.final-cta-box::before {
  content: "";
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
  opacity: 0.25;
  filter: blur(40px);
}
.final-cta-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.final-cta-title {
  font-size: clamp(36px, 4vw, 48px);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}
.final-cta-sub {
  font-size: 16px;
  color: rgba(255,255,255,0.7);
  line-height: 1.55;
  max-width: 420px;
}
.final-cta-actions { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }

/* =========================================================
   DETAIL GRID (sub-page : content + spec card)
   ========================================================= */
.detail-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: start;
}
.detail-content h2 {
  font-size: 28px;
  letter-spacing: -0.02em;
  margin-top: 48px;
  margin-bottom: 16px;
}
.detail-content h2:first-child { margin-top: 0; }
.detail-content h3 {
  font-size: 17px;
  font-weight: 600;
  margin-top: 28px;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.detail-content p {
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
  margin-bottom: 14px;
  max-width: 640px;
}
.detail-content ul {
  list-style: none;
  margin: 14px 0 24px;
  max-width: 640px;
}
.detail-content ul li {
  position: relative;
  padding-left: 22px;
  padding-top: 8px;
  padding-bottom: 8px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-soft);
  border-top: 1px solid var(--line-soft);
}
.detail-content ul li:first-child { border-top: none; }
.detail-content ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--muted);
  font-family: 'Geist Mono', monospace;
  top: 8px;
}
.detail-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 4px 0 4px 20px;
  margin: 28px 0;
  font-size: 17px;
  font-style: italic;
  color: var(--ink-soft);
  max-width: 640px;
}

/* Spec card (sticky aside) */
.spec-card {
  position: sticky;
  top: 96px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px;
}
.spec-card h3 {
  font-size: 18px;
  margin-bottom: 12px;
}
.spec-card dl { margin-bottom: 24px; }
.spec-card dl > div {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.spec-card dl > div:last-of-type { border-bottom: none; }
.spec-card dt {
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}
.spec-card dd {
  font-size: 15px;
  color: var(--ink);
  font-weight: 500;
}
.spec-card dd.price-big {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.spec-card .btn { width: 100%; justify-content: center; }
.spec-card + .spec-card { margin-top: 16px; }

/* =========================================================
   BLOG list
   ========================================================= */
.post-list { display: grid; gap: 0; }
.post-row {
  display: grid;
  grid-template-columns: 140px 1fr 160px;
  gap: 32px;
  padding: 28px 0;
  border-top: 1px solid var(--line-soft);
  text-decoration: none;
  color: var(--ink);
  align-items: start;
  transition: padding 0.2s;
}
.post-row:hover { padding-left: 8px; }
.post-row:last-child { border-bottom: 1px solid var(--line-soft); }
.post-date {
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-top: 4px;
}
.post-title {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin-bottom: 6px;
}
.post-excerpt {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.5;
}
.post-tag {
  font-family: 'Geist Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: right;
  padding-top: 4px;
}

/* =========================================================
   PROSE (blog article body)
   ========================================================= */
.prose { max-width: 720px; }
.prose h2 {
  font-size: 28px;
  letter-spacing: -0.02em;
  margin-top: 48px;
  margin-bottom: 16px;
}
.prose p {
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-soft);
  margin-bottom: 18px;
}
.prose ul {
  list-style: none;
  margin: 14px 0 24px;
}
.prose ul li {
  position: relative;
  padding-left: 22px;
  padding-top: 8px;
  padding-bottom: 8px;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-soft);
  border-top: 1px solid var(--line-soft);
}
.prose ul li:first-child { border-top: none; }
.prose ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--muted);
  font-family: 'Geist Mono', monospace;
  top: 8px;
}
.prose blockquote {
  border-left: 3px solid var(--accent);
  padding: 6px 0 6px 22px;
  margin: 32px 0;
  font-size: 19px;
  font-style: italic;
  color: var(--ink-soft);
}
.prose a {
  color: var(--ink);
  border-bottom: 1px solid var(--accent);
  text-decoration: none;
}
.post-meta {
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
  display: block;
}

/* =========================================================
   FORM (contact)
   ========================================================= */
.form { display: grid; gap: 18px; max-width: 560px; }
.form label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-soft);
  letter-spacing: -0.01em;
}
.form input,
.form select,
.form textarea {
  font-family: inherit;
  font-size: 15px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg);
  color: var(--ink);
  width: 100%;
  transition: border-color 0.2s;
}
.form input:focus,
.form select:focus,
.form textarea:focus {
  outline: none;
  border-color: var(--ink);
}
.form textarea { min-height: 140px; resize: vertical; }
.form small { color: var(--muted); font-size: 12px; line-height: 1.5; }
.form button { width: 100%; justify-content: center; padding: 14px; font-size: 15px; }

/* =========================================================
   FOOTER
   ========================================================= */
footer { padding: 64px 0 32px; border-top: 1px solid var(--line); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 64px;
}
.footer-brand h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-brand h3::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--ink);
  border-radius: 50%;
}
.footer-brand p { font-size: 14px; color: var(--muted); max-width: 280px; line-height: 1.5; }
.footer-brand a { color: var(--ink); text-decoration: none; font-size: 14px; }
.footer-col h4 {
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
  font-weight: 400;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: var(--ink); text-decoration: none; font-size: 14px; transition: opacity 0.2s; }
.footer-col a:hover { opacity: 0.6; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: 'Geist Mono', monospace;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 900px) {
  .problem-grid,
  .services-grid,
  .services-grid-3,
  .typology-grid,
  .typology-grid-3,
  .why-grid,
  .why-grid-4,
  .final-cta-grid,
  .footer-grid,
  .detail-grid {
    grid-template-columns: 1fr;
  }
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(2) { border-right: none; }
  .stat:nth-child(3) { grid-column: 1 / 3; padding-top: 16px; border-top: 1px solid var(--line-soft); }
  .nav-links { display: none; }
  section { padding: 64px 0; }
  .final-cta-box { padding: 40px 28px; }
  .spec-card { position: static; }
  .post-row { grid-template-columns: 1fr; gap: 8px; }
  .post-tag { text-align: left; }
  h1 { font-size: clamp(40px, 11vw, 72px); }
}