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

:root {
  --bg: #fefdfb;
  --bg-alt: #f5f0e8;
  --ink: #0f172a;
  --ink-muted: #64748b;
  --accent: #b45309;
  --accent-light: #fef3c7;
  --warm: #92400e;
  --border: #e5e0d8;
  --card-bg: #ffffff;
  --serif: 'DM Serif Display', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

/* ===== NAV ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(254, 253, 251, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 40px;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--serif);
  font-size: 18px;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.nav-tagline {
  font-size: 13px;
  color: var(--ink-muted);
  font-weight: 400;
}

/* ===== HERO ===== */
.hero {
  padding: 80px 40px 60px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-overline {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero-headline {
  font-family: var(--serif);
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 24px;
}

.hero-headline em {
  font-style: italic;
  color: var(--warm);
}

.hero-body {
  font-size: 17px;
  color: var(--ink-muted);
  line-height: 1.7;
  max-width: 480px;
}

.hero-card {
  background: var(--ink);
  color: #fff;
  border-radius: 16px;
  padding: 28px 32px;
  margin-bottom: 16px;
}

.hero-card-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.5);
  margin-bottom: 8px;
}

.hero-card-num {
  font-family: var(--serif);
  font-size: 48px;
  line-height: 1;
  margin-bottom: 16px;
}

.hero-card-bar {
  height: 4px;
  background: rgba(255,255,255,0.15);
  border-radius: 2px;
  margin-bottom: 8px;
}

.hero-card-bar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
}

.hero-card-meta {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
}

.hero-card-stack {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.hero-card-mini {
  background: var(--bg-alt);
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mini-num {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--ink);
  line-height: 1;
}

.mini-label {
  font-size: 11px;
  color: var(--ink-muted);
  line-height: 1.3;
}

/* ===== STATS ===== */
.stats {
  background: var(--ink);
  padding: 48px 40px;
}

.stats-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.stat-item { text-align: center; }

.stat-num {
  font-family: var(--serif);
  font-size: clamp(28px, 3vw, 40px);
  color: #fff;
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,0.12);
}

/* ===== SECTION SHARED ===== */
.section-overline {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-heading {
  font-family: var(--serif);
  font-size: clamp(28px, 3.5vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 24px;
}

/* ===== SERVICES ===== */
.services {
  padding: 100px 40px;
  background: var(--bg);
}

.services-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.08);
}

.service-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--warm);
  margin-bottom: 20px;
}

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

.service-card p {
  font-size: 14px;
  color: var(--ink-muted);
  line-height: 1.6;
}

/* ===== PROCESS ===== */
.process {
  padding: 100px 40px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.process-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.process-body {
  font-size: 16px;
  color: var(--ink-muted);
  line-height: 1.7;
  margin-top: 16px;
}

.process-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.step {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}

.step:last-child { border-bottom: none; }

.step-num {
  font-family: var(--serif);
  font-size: 28px;
  color: var(--accent);
  line-height: 1;
  padding-top: 4px;
}

.step-content h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 6px;
}

.step-content p {
  font-size: 14px;
  color: var(--ink-muted);
  line-height: 1.5;
}

/* ===== DIFFERENCE ===== */
.difference {
  padding: 100px 40px;
  background: var(--ink);
}

.difference-inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.difference .section-overline { color: var(--accent); }
.difference .section-heading { color: #fff; }

.difference-body {
  font-size: 17px;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  max-width: 640px;
  margin: 0 auto 48px;
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  text-align: left;
}

.diff-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 16px 20px;
}

.diff-check {
  width: 22px;
  height: 22px;
  min-width: 22px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.diff-item span {
  font-size: 14px;
  color: rgba(255,255,255,0.8);
  line-height: 1.5;
}

/* ===== CLOSING ===== */
.closing {
  padding: 100px 40px;
  background: var(--accent-light);
  border-top: 1px solid var(--border);
}

.closing-inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.closing-headline {
  font-family: var(--serif);
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 24px;
}

.closing-body {
  font-size: 18px;
  color: var(--ink-muted);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto;
}

/* ===== FOOTER ===== */
.footer {
  padding: 40px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: var(--serif);
  font-size: 16px;
  color: var(--ink);
  display: block;
  margin-bottom: 4px;
}

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

.footer-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: right;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .diff-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-right { order: -1; }
  .hero-card-stack { grid-template-columns: repeat(3, 1fr); }
  .stats-inner { flex-wrap: wrap; justify-content: center; gap: 32px; }
  .stat-divider { display: none; }
  .services { padding: 64px 24px; }
  .services-grid { grid-template-columns: 1fr; gap: 16px; }
  .process-inner { grid-template-columns: 1fr; gap: 48px; }
  .diff-grid { grid-template-columns: 1fr; }
  .difference { padding: 64px 24px; }
  .closing { padding: 64px 24px; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
  .footer-meta { text-align: center; }
  .nav { padding: 0 24px; }
  .hero { padding: 48px 24px 40px; }
}

@media (max-width: 480px) {
  .hero-card-num { font-size: 36px; }
  .hero-card-stack { grid-template-columns: 1fr 1fr; }
  .hero-card-mini:last-child { display: none; }
}