/* ═══════════════════════════════════════════════════════════════
   Haven Home Wellness — Global Stylesheet
   NAVY-DOMINANT PALETTE
   Navy #1B3A6B | Navy Deep #122647 | Navy Mid #2A5298
   Sage #7EAF7E | Sage Light #A8C9A8 | Sage Pale #EDF5ED
   Cream #F9F8F4 | Warm Ink #1A1A18
   ═══════════════════════════════════════════════════════════════ */

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

:root {
  --navy: #1B3A6B;
  --sage: #7EAF7E;
  --cream: #F9F8F4;
  --navy-deep: #122647;
  --navy-mid: #2A5298;
  --sage-light: #A8C9A8;
  --sage-pale: #EDF5ED;
  --warm-ink: #1A1A18;

  --surface-1: #122647;
  --surface-2: #1B3A6B;
  --surface-3: #2A5298;
  --surface-4: #1E4478;

  --text-primary: #F9F8F4;
  --text-secondary: rgba(249,248,244,0.7);
  --text-muted: rgba(249,248,244,0.45);
  --border-subtle: rgba(249,248,244,0.08);
  --border-light: rgba(249,248,244,0.15);

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Jost', system-ui, sans-serif;

  --container: 1160px;
  --nav-height: 72px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-soft: 0 4px 24px rgba(0,0,0,0.25);
  --shadow-card: 0 2px 12px rgba(0,0,0,0.18);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,700;1,400&family=Jost:wght@200;300;400;500;600&display=swap');

html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--surface-2);
  line-height: 1.7;
  font-weight: 300;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 2rem; }

/* ── Typography ── */
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.2; font-weight: 500; }
h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
p { font-size: 15px; font-weight: 300; max-width: 68ch; line-height: 1.7; }

.section-label {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: 0.75rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 500;
  color: var(--cream);
  margin-bottom: 1rem;
  line-height: 1.15;
}
.section-desc {
  font-size: 15px;
  font-weight: 300;
  color: var(--text-secondary);
  max-width: 640px;
  line-height: 1.7;
}

/* ── Navigation ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: var(--transition);
  background: rgba(18,38,71,0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
}
nav.scrolled {
  background: rgba(18,38,71,0.95);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: -0.01em;
}
.logo span { font-weight: 300; color: var(--sage); }

.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  opacity: 0.6;
  transition: var(--transition);
  position: relative;
}
.nav-links a:hover { opacity: 1; }
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--sage);
  transform: scaleX(0);
  transition: transform 0.25s ease;
}
.nav-links a:hover::after { transform: scaleX(1); }
.nav-links a.active { opacity: 1; color: var(--cream); }
.nav-links a.active::after { transform: scaleX(1); }

.nav-cta {
  background: var(--sage) !important;
  color: var(--navy-deep) !important;
  padding: 0.5rem 1.25rem !important;
  border-radius: 100px !important;
  opacity: 1 !important;
  font-weight: 600 !important;
  transition: var(--transition) !important;
}
.nav-cta:hover { background: var(--sage-light) !important; }
.nav-cta::after { display: none !important; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--cream);
  margin: 5px 0;
  transition: var(--transition);
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: var(--surface-1);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-120%);
    transition: transform 0.35s ease;
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-soft);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a::after { display: none; }
}

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--sage);
  color: var(--navy-deep);
  padding: 0.85rem 2rem;
  border-radius: 100px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}
.btn-primary:hover {
  background: var(--sage-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(126,175,126,0.3);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--cream);
  padding: 0.85rem 2rem;
  border-radius: 100px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  border: 1.5px solid rgba(249,248,244,0.3);
  transition: var(--transition);
  cursor: pointer;
}
.btn-outline:hover {
  background: rgba(249,248,244,0.1);
  border-color: rgba(249,248,244,0.5);
}

/* ── Cards ── */
.card {
  background: var(--surface-3);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  border: 1px solid var(--border-subtle);
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
  border-color: var(--border-light);
}

/* ── Page Sections ── */
section { padding: 6rem 0; }
section:nth-child(even) { background: var(--surface-4); }

/* ── Hero (reusable page hero) ── */
.page-hero {
  padding: calc(var(--nav-height) + 4rem) 0 4rem;
  background: var(--surface-1);
  color: var(--cream);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(126,175,126,0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.page-hero .section-label { color: var(--sage-light); }
.page-hero .section-title { color: var(--cream); }
.page-hero .section-desc { color: var(--text-secondary); }

/* ── Footer ── */
footer {
  background: var(--surface-1);
  color: rgba(249,248,244,0.6);
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--border-subtle);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand .logo { font-size: 1.5rem; margin-bottom: 1rem; display: inline-block; }
.footer-brand .logo span { color: var(--sage-light); }
.footer-brand p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.6;
  max-width: 300px;
}
.footer-col h4 {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sage-light);
  margin-bottom: 1.25rem;
}
.footer-col a {
  display: block;
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  transition: var(--transition);
}
.footer-col a:hover { color: var(--cream); }
.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  color: rgba(249,248,244,0.3);
}
.footer-bottom a { color: rgba(249,248,244,0.3); }
.footer-bottom a:hover { color: var(--sage-light); }

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 500px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
}

/* ── Animations ── */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Utility ── */
.text-sage { color: var(--sage); }
.text-cream { color: var(--cream); }
.accent { color: var(--sage); }