:root {
  --color-bg: #f7f4ef;
  --color-bg-alt: #ebe6dc;
  --color-surface: #ffffff;
  --color-text: #2c3328;
  --color-muted: #5c6658;
  --color-accent: #4a7c59;
  --color-accent-dark: #356044;
  --color-warm: #8b6f4e;
  --color-warning-bg: #faf3e8;
  --color-warning-border: #d4a574;
  --font-serif: "Cormorant Garamond", Georgia, serif;
  --font-sans: "Source Sans 3", system-ui, sans-serif;
  --radius: 12px;
  --shadow: 0 8px 32px rgba(44, 51, 40, 0.08);
  --max-width: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-accent);
}

.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 244, 239, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(74, 124, 89, 0.12);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 1rem;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}

.logo span {
  color: var(--color-accent);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.nav a {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-muted);
}

.nav a:hover {
  color: var(--color-accent-dark);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border: none;
  background: transparent;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
}

/* Hero */
.hero {
  padding: 3rem 0 4rem;
  background: linear-gradient(165deg, #eef5f0 0%, var(--color-bg) 45%, #f5efe6 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-warm);
  margin: 0 0 0.75rem;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4.5vw, 3.25rem);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 1rem;
}

.lead {
  font-size: 1.15rem;
  color: var(--color-muted);
  margin: 0 0 1.75rem;
  max-width: 36ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 4px 16px rgba(74, 124, 89, 0.35);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  color: #fff;
  transform: translateY(-1px);
}

.btn-ghost {
  border: 1px solid var(--color-accent);
  color: var(--color-accent-dark);
}

.btn-ghost:hover {
  background: rgba(74, 124, 89, 0.08);
}

.hero-visual {
  margin: 0;
  border-radius: calc(var(--radius) + 8px);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* Sections */
.section {
  padding: 4rem 0;
}

.section-head {
  margin-bottom: 2.5rem;
}

.section-head.centered {
  text-align: center;
  max-width: 42rem;
  margin-inline: auto;
  margin-bottom: 2.5rem;
}

.section-label {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-warm);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.section h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 3vw, 2.5rem);
  font-weight: 600;
  margin: 0;
  line-height: 1.2;
}

.section-sub {
  color: var(--color-muted);
  margin: 0.75rem 0 0;
}

/* About */
.about {
  background: var(--color-surface);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.card {
  padding: 1.75rem;
  background: var(--color-bg);
  border-radius: var(--radius);
  border: 1px solid rgba(74, 124, 89, 0.1);
}

.card h3 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  margin: 0 0 0.5rem;
}

.card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.98rem;
}

/* Methods */
.methods-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

.method-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.method-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.method-body {
  padding: 1.5rem;
  flex: 1;
}

.method-body h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  margin: 0 0 0.65rem;
}

.method-body p {
  margin: 0 0 1rem;
  color: var(--color-muted);
  font-size: 0.98rem;
}

.tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.35rem 0.75rem;
  background: #e8f0ea;
  color: var(--color-accent-dark);
  border-radius: 999px;
}

.method-card-wide {
  grid-column: 1 / -1;
  flex-direction: row;
}

.method-card-wide img {
  width: 42%;
  min-height: 220px;
  aspect-ratio: auto;
}

.method-card-wide .method-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Routine */
.routine {
  background: var(--color-bg-alt);
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.timeline li {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 1.5rem;
  align-items: start;
  padding: 1.25rem 1.5rem;
  background: var(--color-surface);
  border-radius: var(--radius);
  border-left: 4px solid var(--color-accent);
}

.timeline time {
  font-weight: 600;
  color: var(--color-accent-dark);
  font-variant-numeric: tabular-nums;
}

.timeline strong {
  display: block;
  margin-bottom: 0.25rem;
}

.timeline p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.98rem;
}

/* Warning */
.warning-box {
  background: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  border-radius: calc(var(--radius) + 4px);
  padding: 2.5rem;
}

.warning-list {
  margin: 0 0 1.5rem;
  padding-left: 1.25rem;
  color: var(--color-text);
}

.warning-list li {
  margin-bottom: 0.5rem;
}

.disclaimer {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-muted);
  padding-top: 1rem;
  border-top: 1px dashed var(--color-warning-border);
}

/* FAQ */
.faq {
  background: var(--color-surface);
}

.faq-list {
  max-width: 40rem;
  margin-inline: auto;
}

.faq-list details {
  border-bottom: 1px solid var(--color-bg-alt);
  padding: 1rem 0;
}

.faq-list summary {
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  padding-right: 1.5rem;
  position: relative;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 0;
  color: var(--color-accent);
  font-size: 1.25rem;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list p {
  margin: 0.75rem 0 0;
  color: var(--color-muted);
}

/* Footer */
.site-footer {
  background: var(--color-text);
  color: #e8ebe6;
  padding: 3rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  padding-bottom: 2rem;
}

.footer-brand {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin: 0 0 0.25rem;
}

.footer-domain a {
  color: #a8d4b4;
  text-decoration: none;
}

.footer-note {
  margin: 1rem 0 0;
  font-size: 0.9rem;
  opacity: 0.85;
  max-width: 32ch;
}

.footer-title {
  font-weight: 600;
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.7;
}

.site-footer a {
  color: #c5e0cc;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-nav a {
  text-decoration: none;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.25rem 0;
  font-size: 0.85rem;
  opacity: 0.65;
}

.footer-bottom p {
  margin: 0;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid,
  .about-grid,
  .methods-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .method-card-wide {
    flex-direction: column;
  }

  .method-card-wide img {
    width: 100%;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-bg);
    padding: 1rem 1.5rem 1.5rem;
    border-bottom: 1px solid rgba(74, 124, 89, 0.12);
    box-shadow: var(--shadow);
  }

  .nav.is-open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .site-header .container {
    position: relative;
  }
}

@media (max-width: 560px) {
  .timeline li {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .hero {
    padding-top: 2rem;
  }
}