/* ─── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --white:       #ffffff;
  --bg:          #f7f6f2;
  --bg-alt:      #eeece6;
  --surface:     #ffffff;
  --border:      #e4e1d8;

  --text:        #1a1a1a;
  --text-mid:    #4a4845;
  --text-light:  #8a8680;

  --sage:        #8fada0;
  --sage-light:  #c8d9d4;
  --sage-deep:   #5c8a7b;

  --accent:      #b5a48e;

  --font-sans:   'Inter', system-ui, sans-serif;
  --font-serif:  'Playfair Display', Georgia, serif;

  --radius:      12px;
  --radius-lg:   20px;
  --shadow:      0 2px 20px rgba(0,0,0,0.06);
  --shadow-md:   0 8px 40px rgba(0,0,0,0.09);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

/* ─── Typography ───────────────────────────────────────────── */
h1, h2, h3 { font-family: var(--font-serif); font-weight: 400; line-height: 1.2; }

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); color: var(--text); }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); color: var(--text); margin-bottom: 1rem; }
h3 { font-size: 1.1rem; font-family: var(--font-sans); font-weight: 500; margin-bottom: 0.5rem; }

p { color: var(--text-mid); }

a { color: inherit; text-decoration: none; }

/* ─── Layout ───────────────────────────────────────────────── */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 6rem 0;
}

.section-alt {
  background: var(--bg-alt);
}

/* ─── Nav ──────────────────────────────────────────────────── */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(247, 246, 242, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

nav {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--text);
  letter-spacing: 0.01em;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2.5rem;
}

nav ul a {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-mid);
  transition: color 0.2s;
}

nav ul a:hover { color: var(--sage-deep); }

/* ─── Hero ─────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 0 2rem;
}

.hero-inner {
  max-width: 1080px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
  padding-top: 64px;
}

.hero-orb {
  position: absolute;
  top: -20%;
  right: -15%;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 40%,
    rgba(143, 173, 160, 0.18) 0%,
    rgba(200, 217, 212, 0.10) 50%,
    transparent 70%
  );
  pointer-events: none;
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--sage-deep);
  margin-bottom: 1.5rem;
}

.hero h1 {
  margin-bottom: 1.5rem;
  max-width: 720px;
}

.hero-sub {
  max-width: 540px;
  font-size: 1.05rem;
  color: var(--text-mid);
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

/* ─── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  background: var(--sage-deep);
  color: #fff;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  transition: background 0.2s, transform 0.15s;
}

.btn:hover {
  background: #4a7468;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--sage-deep);
  color: var(--sage-deep);
}

.btn-outline:hover {
  background: var(--sage-deep);
  color: #fff;
}

/* ─── Tags ─────────────────────────────────────────────────── */
.tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sage-deep);
  background: var(--sage-light);
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  margin-bottom: 1.25rem;
}

/* ─── Two-col ──────────────────────────────────────────────── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.col-text p { margin-bottom: 1rem; }

.col-visual {
  display: flex;
  justify-content: center;
}

.card-float {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 2.5rem 3rem;
  display: flex;
  gap: 3rem;
  align-items: center;
}

.stat { text-align: center; }

.stat-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.8rem;
  color: var(--text);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
  margin-top: 0.5rem;
  display: block;
}

.divider-v {
  width: 1px;
  height: 60px;
  background: var(--border);
}

/* ─── Section intro ────────────────────────────────────────── */
.section-intro {
  max-width: 580px;
  font-size: 1.05rem;
  margin-bottom: 3.5rem;
  line-height: 1.8;
}

/* ─── Pillars ──────────────────────────────────────────────── */
.pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.pillar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: box-shadow 0.2s, transform 0.2s;
}

.pillar:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.pillar-icon {
  font-size: 1.4rem;
  color: var(--sage-deep);
  margin-bottom: 1rem;
  display: block;
}

.pillar h3 {
  color: var(--text);
  margin-bottom: 0.6rem;
}

.pillar p {
  font-size: 0.9rem;
  line-height: 1.65;
}

/* ─── Principles ───────────────────────────────────────────── */
.principles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

.principle {
  padding: 1.5rem 0;
  border-top: 2px solid var(--sage-light);
}

.p-num {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--sage-deep);
  display: block;
  margin-bottom: 0.75rem;
}

.principle h3 {
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.principle p {
  font-size: 0.875rem;
  line-height: 1.65;
}

/* ─── Contact ──────────────────────────────────────────────── */
.contact-section {
  background: var(--bg);
  text-align: center;
}

.contact-inner {
  max-width: 600px;
}

.contact-inner p {
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

/* ─── Footer ───────────────────────────────────────────────── */
footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-light);
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--text-light);
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--sage-deep); }

/* ─── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
  nav ul { display: none; }

  .two-col { grid-template-columns: 1fr; gap: 2.5rem; }

  .pillars { grid-template-columns: 1fr; }

  .principles { grid-template-columns: 1fr 1fr; }

  .card-float { padding: 2rem; gap: 2rem; }

  .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .principles { grid-template-columns: 1fr; }
  .section { padding: 4rem 0; }
}