:root {
  --bg: #f2f6f3;
  --ink: #1a2620;
  --muted: #6b8878;
  --accent: #7db89a;
  --line: rgba(26, 54, 38, 0.1);
  --serif: 'DM Serif Display', serif;
  --sans: 'DM Sans', sans-serif;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 300;
  overflow-x: hidden;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 28px 60px;
  mix-blend-mode: multiply;
}
.nav-logo {
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-decoration: none;
}
.nav-cta {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 2px;
  transition: opacity 0.2s;
}
.nav-cta:hover { opacity: 0.45; }

/* ── HERO ── */
#hero {
  height: 100vh;
  display: flex; flex-direction: column;
  justify-content: flex-end;
  padding: 0 60px 72px;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 68% 28%, #d4eadd 0%, var(--bg) 68%);
}

/* decorative circle */
.hero-circle {
  position: absolute;
  top: 12%; right: 8%;
  width: 420px; height: 420px;
  border-radius: 50%;
  border: 1px solid var(--line);
  animation: rotateSlow 40s linear infinite;
}
.hero-circle::after {
  content: '';
  position: absolute;
  top: 18%; left: 18%;
  width: 64%; height: 64%;
  border-radius: 50%;
  border: 1px solid var(--line);
}
@keyframes rotateSlow { to { transform: rotate(360deg); } }

.hero-tag {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 28px;
  position: relative;
  opacity: 0; animation: fadeUp 0.9s 0.2s forwards;
}
.hero-title {
  font-family: var(--serif);
  font-size: clamp(3.8rem, 8vw, 8rem);
  line-height: 1.0;
  letter-spacing: -0.01em;
  position: relative;
  opacity: 0; animation: fadeUp 0.9s 0.4s forwards;
}
.hero-title em {
  font-style: italic;
  color: var(--accent);
}
.hero-sub {
  margin-top: 36px;
  max-width: 380px;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--muted);
  position: relative;
  opacity: 0; animation: fadeUp 0.9s 0.6s forwards;
}
.hero-scroll {
  position: absolute;
  bottom: 72px; right: 60px;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  writing-mode: vertical-rl;
  opacity: 0; animation: fadeUp 0.9s 1s forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── DIVIDER ── */
.divider {
  border: none;
  border-top: 1px solid var(--line);
  margin: 0 60px;
}

/* ── INTRO ── */
#intro {
  padding: 120px 60px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.intro-label {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 40px;
}
.intro-heading {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.5vw, 3.4rem);
  line-height: 1.15;
}
.intro-right {
  padding-top: 60px;
}
.intro-right p {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--muted);
  margin-bottom: 24px;
}

/* ── SERVICES ── */
#services {
  padding: 0 60px 140px;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}
.service-item {
  padding: 56px 40px 56px 0;
  border-right: 1px solid var(--line);
}
.service-item:last-child { border-right: none; padding-right: 0; }
.service-item:not(:first-child) { padding-left: 40px; }
.service-num {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin-bottom: 48px;
}
.service-name {
  font-family: var(--serif);
  font-size: 1.6rem;
  margin-bottom: 20px;
  line-height: 1.2;
}
.service-desc {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ── RESULTS ── */
#results {
  background: #1a2e24;
  color: var(--bg);
  padding: 120px 60px;
}
.results-label {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 80px;
}
.results-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 60px;
  margin-bottom: 80px;
}
.stat-number {
  font-family: var(--serif);
  font-size: clamp(3rem, 5vw, 5.5rem);
  line-height: 1;
  margin-bottom: 14px;
  color: #a8d4bb;
}
.stat-label {
  font-size: 0.82rem;
  line-height: 1.65;
  color: rgba(242, 246, 243, 0.5);
}
.results-quote {
  border-top: 1px solid rgba(242, 246, 243, 0.1);
  padding-top: 60px;
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2.5vw, 2.2rem);
  line-height: 1.5;
  max-width: 720px;
  color: rgba(242, 246, 243, 0.65);
}
.results-quote em { color: var(--bg); font-style: italic; }

/* ── PROCESS ── */
#process {
  padding: 140px 60px;
}
.process-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 80px;
}
.process-label {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}
.process-heading {
  font-family: var(--serif);
  font-size: clamp(2rem, 3vw, 3rem);
  max-width: 480px;
  text-align: right;
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}
.step {
  padding: 48px 36px 48px 0;
  border-right: 1px solid var(--line);
}
.step:last-child { border-right: none; }
.step:not(:first-child) { padding-left: 36px; }
.step-num {
  font-size: 0.7rem; letter-spacing: 0.16em; color: var(--accent);
  margin-bottom: 36px;
}
.step-name {
  font-family: var(--serif);
  font-size: 1.2rem;
  margin-bottom: 14px;
}
.step-desc { font-size: 0.85rem; line-height: 1.7; color: var(--muted); }

/* ── CTA ── */
#cta {
  padding: 140px 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  border-top: 1px solid var(--line);
}
.cta-small {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 40px;
}
.cta-heading {
  font-family: var(--serif);
  font-size: clamp(3rem, 6vw, 6.5rem);
  line-height: 1.05;
  margin-bottom: 60px;
  max-width: 900px;
}
.cta-heading em { font-style: italic; color: var(--accent); }
.cta-btn {
  display: inline-flex; align-items: center; gap: 14px;
  background: #1a2e24;
  color: var(--bg);
  text-decoration: none;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 20px 48px;
  border-radius: 100px;
  transition: background 0.25s, transform 0.25s;
}
.cta-btn:hover { background: #253d2f; transform: translateY(-2px); }

/* ── FOOTER ── */
footer {
  padding: 48px 60px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--muted);
}

/* ── SCROLL REVEAL ── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  nav, #hero, .divider, #intro, #services, #results, #process, #cta, footer {
    padding-left: 28px; padding-right: 28px;
  }
  #intro, .services-grid, .results-stats, .process-steps {
    grid-template-columns: 1fr;
  }
  .service-item, .step {
    border-right: none;
    border-bottom: 1px solid var(--line);
    padding: 40px 0;
  }
  .process-header { flex-direction: column; align-items: flex-start; gap: 20px; }
  .process-heading { text-align: left; }
  .hero-circle { display: none; }
}