:root {
  color-scheme: light;
  --bg: #f7f8f3;
  --surface: #ffffff;
  --surface-soft: #eef3eb;
  --ink: #24342c;
  --muted: #617166;
  --line: #dfe7dc;
  --green: #6f8f74;
  --green-dark: #3f6049;
  --gold: #d2b06f;
  --blue: #8aa5ae;
  --rose: #d9b7ad;
  --shadow: 0 18px 55px rgba(54, 69, 58, 0.11);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: 1rem;
  transform: translateY(-150%);
  background: var(--ink);
  color: #fff;
  padding: 0.6rem 0.85rem;
  border-radius: 6px;
  z-index: 10;
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid rgba(111, 143, 116, 0.45);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  background: rgba(247, 248, 243, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  font-weight: 800;
  text-decoration: none;
}

.site-nav {
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-nav a {
  border-radius: 6px;
  color: var(--muted);
  font-size: 0.94rem;
  padding: 0.45rem 0.7rem;
  text-decoration: none;
}

.site-nav a.active,
.site-nav a:hover {
  background: var(--surface-soft);
  color: var(--green-dark);
}

main {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.72fr);
  gap: clamp(1.2rem, 4vw, 3rem);
  align-items: center;
  min-height: 74vh;
  padding: clamp(3rem, 7vw, 6rem) 0 2rem;
}

.hero h1 {
  max-width: 740px;
  margin: 0;
  font-size: clamp(2.7rem, 7vw, 5.8rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--green-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-lead {
  max-width: 650px;
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.hero-badges,
.day-filter,
.source-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.hero-badges {
  margin-top: 1.6rem;
}

.hero-badges span,
.day-filter button,
.source-links a {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--green-dark);
  font: inherit;
  font-weight: 700;
  padding: 0.62rem 0.82rem;
  text-decoration: none;
}

.plate-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: clamp(1.1rem, 3vw, 1.6rem);
}

.plate-card h2 {
  margin: 0 0 1rem;
  font-size: 1.35rem;
}

.plate-card p {
  margin: 1rem 0 0;
  color: var(--muted);
}

.plate-visual {
  position: relative;
  aspect-ratio: 1;
  border: 10px solid #f3f1eb;
  border-radius: 50%;
  background: conic-gradient(var(--green) 0 50%, var(--gold) 50% 75%, var(--blue) 75% 100%);
  box-shadow: inset 0 0 0 1px rgba(36, 52, 44, 0.08);
}

.plate-label {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  max-width: 42%;
  min-height: 2.2rem;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 800;
  padding: 0.35rem 0.5rem;
  text-align: center;
}

.vegetables {
  left: 20%;
  top: 40%;
}

.protein {
  bottom: 15%;
  right: 13%;
}

.carbs {
  right: 12%;
  top: 20%;
}

.notice,
.section {
  margin: clamp(1.4rem, 5vw, 4rem) 0;
}

.notice {
  background: #f3eadc;
  border: 1px solid #e7d6bd;
  border-radius: 8px;
  color: #5b4b35;
  padding: 1rem 1.15rem;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 1.2rem;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.rule-grid,
.days-grid,
.shopping-grid {
  display: grid;
  gap: 1rem;
}

.rule-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.rule-card,
.day-card,
.shopping-grid article {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1rem;
}

.rule-card span {
  color: var(--green);
  font-weight: 900;
}

.rule-card p,
.shopping-grid p {
  margin: 0.45rem 0 0;
  color: var(--muted);
}

.day-filter {
  margin-bottom: 1rem;
}

.day-filter button {
  cursor: pointer;
}

.day-filter button.active,
.day-filter button:hover {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}

.days-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.day-card {
  scroll-margin-top: 6rem;
}

.day-card.hidden-by-filter {
  display: none;
}

.day-card h3,
.shopping-grid h3 {
  margin: 0;
  font-size: 1.35rem;
}

.day-card dl {
  margin: 1rem 0 0;
}

.day-card dt {
  color: var(--green-dark);
  font-weight: 850;
}

.day-card dd {
  margin: 0.25rem 0 0.9rem;
  color: var(--muted);
}

.shopping-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.portion-list,
.avoid-list {
  display: grid;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.portion-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.portion-list li,
.avoid-list li,
.routine p,
.adjustment {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.9rem 1rem;
}

.portion-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.portion-list span {
  color: var(--muted);
}

.avoid-list {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.routine {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
}

.routine p,
.adjustment {
  margin: 0;
}

.adjustment {
  margin-top: 0.75rem;
  background: #eef3eb;
  color: var(--green-dark);
}

.source-links a:hover {
  background: var(--surface-soft);
}

.site-footer {
  width: min(1180px, calc(100% - 2rem));
  margin: 3rem auto 0;
  padding: 1.4rem 0 2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

@media (max-width: 920px) {
  .hero,
  .rule-grid,
  .days-grid,
  .shopping-grid,
  .portion-list,
  .avoid-list,
  .routine {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }
}

@media (max-width: 680px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    justify-content: flex-start;
  }

  main,
  .site-footer {
    width: min(100% - 1rem, 1180px);
  }

  .hero h1 {
    font-size: clamp(2.4rem, 14vw, 4rem);
  }

  .portion-list li {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.2rem;
  }
}

@media print {
  .site-header,
  .day-filter,
  .skip-link,
  script {
    display: none;
  }

  body {
    background: #fff;
  }

  main {
    width: 100%;
  }

  .hero {
    min-height: auto;
  }
}