/* =====================
   RESET & BASE
   ===================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --ink: #0f0f0f;
  --ink-soft: #444;
  --ink-muted: #888;
  --bg: #faf9f7;
  --bg-dark: #0f0f0f;
  --accent: #1a1a1a;
  --border: #e5e3df;
  --white: #ffffff;
  --serif: 'Fraunces', Georgia, serif;
  --sans: 'Inter', system-ui, sans-serif;
  --max: 720px;
  --section-pad: 100px 24px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

p { color: var(--ink-soft); }

/* =====================
   LAYOUT
   ===================== */
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* =====================
   NAV
   ===================== */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(250, 249, 247, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.wordmark {
  font-family: var(--serif);
  font-weight: 300;
  font-size: 20px;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.nav-cta {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 8px 18px;
  border-radius: 100px;
  transition: background 0.2s, border-color 0.2s;
}

.nav-cta:hover {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
}

/* =====================
   EYEBROW
   ===================== */
.eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 16px;
}

/* =====================
   HERO
   ===================== */
.hero {
  padding: 180px 24px 120px;
  text-align: left;
}

.hero h1 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(36px, 5vw, 54px);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 24px;
}

.hero h1 em {
  font-style: italic;
  color: var(--ink-soft);
}

.hero-sub {
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 560px;
  margin-bottom: 40px;
}

/* =====================
   BUTTONS
   ===================== */
.btn {
  display: inline-block;
  background: var(--ink);
  color: var(--white);
  text-decoration: none;
  padding: 14px 30px;
  border-radius: 100px;
  font-size: 15px;
  font-weight: 500;
  transition: opacity 0.2s;
}

.btn:hover { opacity: 0.8; }

.btn-light {
  background: var(--white);
  color: var(--ink);
}

.btn-light:hover { opacity: 0.85; }

/* =====================
   PROBLEM
   ===================== */
.problem {
  padding: var(--section-pad);
  border-top: 1px solid var(--border);
}

.problem h2 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(28px, 4vw, 38px);
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  color: var(--ink);
}

.problem p + p { margin-top: 16px; }

/* =====================
   GUIDE
   ===================== */
.guide {
  padding: var(--section-pad);
  background: var(--ink);
  color: var(--white);
}

.guide .eyebrow { color: rgba(255,255,255,0.4); }

.guide h2 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(28px, 4vw, 38px);
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  color: var(--white);
}

.guide p { color: rgba(255,255,255,0.65); }
.guide p + p { margin-top: 16px; }

/* =====================
   SERVICES
   ===================== */
.services {
  padding: var(--section-pad);
  border-top: 1px solid var(--border);
}

.services h2 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(28px, 4vw, 38px);
  letter-spacing: -0.02em;
  margin-bottom: 56px;
  color: var(--ink);
}

.services-grid {
  display: grid;
  gap: 40px;
}

.service-card {
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.service-num {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  margin-bottom: 12px;
}

.service-card h3 {
  font-size: 18px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 10px;
}

.service-card p { font-size: 15px; }

/* =====================
   CLIENTS
   ===================== */
.clients {
  padding: var(--section-pad);
  border-top: 1px solid var(--border);
  text-align: center;
}

.client-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
}

.client-name {
  font-family: var(--serif);
  font-weight: 300;
  font-size: 24px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.client-dot {
  color: var(--ink-muted);
  font-size: 24px;
}

.client-note {
  font-size: 14px;
  color: var(--ink-muted);
  font-style: italic;
}

/* =====================
   CTA SECTION
   ===================== */
.cta-section {
  padding: 120px 24px;
  background: #f0ede8;
  text-align: center;
}

.cta-section h2 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: var(--ink);
}

.cta-section > .container > p {
  font-size: 17px;
  color: var(--ink-soft);
  margin-bottom: 36px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.email-fallback {
  margin-top: 20px;
  font-size: 14px;
}

.email-fallback a {
  color: var(--ink-muted);
  text-decoration: none;
}

.email-fallback a:hover { color: var(--ink); }

/* =====================
   FOOTER
   ===================== */
footer {
  padding: 48px 24px;
  border-top: 1px solid var(--border);
}

footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

footer p {
  font-size: 13px;
  color: var(--ink-muted);
}

/* =====================
   RESPONSIVE
   ===================== */
@media (max-width: 600px) {
  .hero { padding: 140px 24px 80px; }
  .services-grid { gap: 32px; }
  footer .container { flex-direction: column; align-items: flex-start; }
}