:root {
  --ink: #173528;
  --muted: #5d6b63;
  --forest: #173f2b;
  --leaf: #2d7d46;
  --mint: #a8f0be;
  --cream: #fbf8ef;
  --paper: #fffef9;
  --line: #d7e4d8;
  --citrus: #f0a500;
  --warning: #8a4b08;
  --radius: 18px;
  --shadow: 0 18px 50px rgba(23, 63, 43, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(45,125,70,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(45,125,70,.035) 1px, transparent 1px),
    var(--cream);
  background-size: 28px 28px;
  font-family: "Avenir Next", Avenir, "Trebuchet MS", sans-serif;
  line-height: 1.65;
}
a { color: var(--leaf); text-underline-offset: 3px; }
a:hover { color: var(--forest); }
button, input, select { font: inherit; }
:focus-visible { outline: 3px solid var(--citrus); outline-offset: 3px; }

.site-nav { background: var(--forest); color: white; position: sticky; top: 0; z-index: 20; box-shadow: 0 3px 16px rgba(0,0,0,.2); }
.nav-inner { max-width: 1120px; min-height: 60px; margin: auto; padding: 8px 20px; display: flex; align-items: center; gap: 18px; }
.brand { margin-right: auto; color: white; text-decoration: none; font-weight: 900; letter-spacing: -.035em; }
.brand span { color: var(--mint); }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a, .nav-links summary { color: rgba(255,255,255,.88); text-decoration: none; font-size: .9rem; font-weight: 750; padding: 10px 12px; border-radius: 9px; cursor: pointer; list-style: none; }
.nav-links a:hover, .nav-links summary:hover { background: rgba(255,255,255,.1); color: white; }
.nav-links details { position: relative; }
.nav-links summary::-webkit-details-marker { display: none; }
.nav-links details[open] summary { background: rgba(255,255,255,.1); }
.nav-menu { position: absolute; right: 0; top: 48px; min-width: 240px; padding: 8px; border: 1px solid var(--line); border-radius: 14px; background: var(--paper); box-shadow: var(--shadow); }
.nav-menu a { display: block; color: var(--forest); }

.wrap { width: min(1040px, calc(100% - 32px)); margin: 0 auto; }
.breadcrumb { padding: 24px 0 14px; font-size: .82rem; color: var(--muted); }
.breadcrumb a { color: var(--muted); }

.answer-hero { position: relative; overflow: hidden; padding: clamp(28px, 5vw, 58px); border-radius: 28px; color: white; background: var(--forest); box-shadow: var(--shadow); }
.answer-hero::after { content: ""; position: absolute; width: 320px; height: 320px; right: -130px; top: -160px; border: 52px solid rgba(168,240,190,.12); border-radius: 50%; }
.answer-hero > * { position: relative; z-index: 1; }
.eyebrow { margin: 0 0 12px; color: var(--mint); font-size: .78rem; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, h3 { font-family: Charter, "Iowan Old Style", "Palatino Linotype", Georgia, serif; line-height: 1.14; letter-spacing: -.025em; }
h1 { max-width: 760px; margin: 0; font-size: clamp(2rem, 5vw, 4rem); }
.hero-answer { display: flex; align-items: end; flex-wrap: wrap; gap: 8px 18px; margin: 26px 0 16px; }
.hero-number { color: var(--mint); font-size: clamp(3.4rem, 9vw, 6.8rem); font-weight: 950; line-height: .8; letter-spacing: -.06em; }
.hero-unit { max-width: 220px; padding-bottom: 5px; font-weight: 800; }
.lede { max-width: 740px; margin: 0; color: rgba(255,255,255,.84); font-size: 1.05rem; }

.macro-strip { margin: 18px 0 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.macro-strip li { padding: 16px; border: 1px solid var(--line); background: var(--paper); border-radius: 14px; }
.macro-strip strong { display: block; font-size: 1.35rem; color: var(--forest); }
.macro-strip span { color: var(--muted); font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }

.section-grid { display: grid; grid-template-columns: 1.35fr .8fr; gap: 18px; margin: 18px 0; }
.card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); box-shadow: 0 10px 30px rgba(23,63,43,.06); padding: clamp(20px, 4vw, 32px); }
.card h2 { margin: 0 0 14px; font-size: clamp(1.45rem, 3vw, 2rem); }
.card h3 { margin: 22px 0 8px; font-size: 1.2rem; }
.card p:last-child { margin-bottom: 0; }
.answer-callout { border-left: 6px solid var(--citrus); }
.formula { margin: 18px 0; padding: 15px 17px; border: 1px dashed var(--leaf); border-radius: 12px; background: #f2fbf4; font-weight: 850; }
.source-note { padding: 16px; border-radius: 12px; background: #eef4ef; color: var(--muted); font-size: .86rem; }
.source-note strong { color: var(--forest); }

.nutrition-table { width: 100%; border-collapse: collapse; }
.nutrition-table caption { padding-bottom: 12px; text-align: left; color: var(--muted); font-size: .85rem; }
.nutrition-table th, .nutrition-table td { padding: 11px 12px; border-bottom: 1px solid #e6ece6; text-align: left; }
.nutrition-table th:last-child, .nutrition-table td:last-child { text-align: right; }
.nutrition-table thead th { color: var(--muted); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.nutrition-table .net-row { background: #edf9ef; color: var(--leaf); font-weight: 900; }

.related { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.related a { min-height: 90px; display: flex; flex-direction: column; justify-content: center; padding: 17px; border: 1px solid var(--line); border-radius: 14px; background: var(--paper); text-decoration: none; font-weight: 850; }
.related small { color: var(--muted); font-weight: 600; }

.faq details { border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { padding: 16px 0; cursor: pointer; font-weight: 850; }
.faq details p { padding: 0 0 16px; margin: 0; color: var(--muted); }

.tool-hero { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 30px; padding: clamp(28px, 5vw, 58px); border-radius: 28px; background: var(--forest); color: white; box-shadow: var(--shadow); }
.tool-hero h1 { font-size: clamp(2.4rem, 6vw, 5rem); }
.tool-hero .lede { margin-top: 18px; }
.formula-stamp { aspect-ratio: 1; display: grid; place-items: center; padding: 20px; border: 2px solid var(--mint); border-radius: 50%; color: var(--mint); text-align: center; transform: rotate(3deg); font: 850 clamp(1.1rem, 2.5vw, 1.8rem)/1.25 Charter, Georgia, serif; }
.lab { margin: 20px 0; padding: clamp(22px, 5vw, 44px); border: 1px solid var(--line); border-radius: 24px; background: var(--paper); box-shadow: var(--shadow); }
.lab-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
label { display: grid; gap: 6px; color: var(--forest); font-size: .82rem; font-weight: 850; }
input, select { width: 100%; min-height: 48px; padding: 10px 12px; color: var(--ink); background: white; border: 1.5px solid #bfcfc1; border-radius: 10px; }
.result-panel { display: flex; flex-direction: column; justify-content: center; padding: 24px; border-radius: 18px; color: white; background: var(--forest); }
.result-panel .result-number { color: var(--mint); font-size: clamp(3.4rem, 8vw, 5.8rem); font-weight: 950; line-height: 1; letter-spacing: -.06em; }
.result-panel p { color: rgba(255,255,255,.78); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.button { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; padding: 10px 16px; border: 2px solid var(--leaf); border-radius: 11px; color: white; background: var(--leaf); font-weight: 850; text-decoration: none; cursor: pointer; }
.button.secondary { color: var(--leaf); background: transparent; }
.button:hover { color: white; background: var(--forest); border-color: var(--forest); }
.button.secondary:hover { color: white; }
.status { min-height: 1.5em; margin: 10px 0 0; color: var(--muted); font-size: .82rem; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 0; }
.chip { display: inline-flex; align-items: center; min-height: 32px; padding: 5px 10px; border: 1px solid rgba(168,240,190,.45); border-radius: 999px; color: white; background: rgba(255,255,255,.08); font-size: .78rem; font-weight: 800; }
.evidence-grade { display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: start; margin: 18px 0; padding: 17px; border: 1px solid #eccb88; border-radius: 14px; background: #fff8e7; }
.evidence-grade strong:first-child { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; color: white; background: var(--warning); font-size: 1.25rem; }
.evidence-grade p { margin: 0; }
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.guide-card { display: flex; flex-direction: column; min-height: 210px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); color: var(--ink); background: var(--paper); box-shadow: 0 10px 30px rgba(23,63,43,.06); text-decoration: none; }
.guide-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.guide-card h2, .guide-card h3 { margin: 10px 0; }
.guide-card p { color: var(--muted); }
.guide-card .card-link { margin-top: auto; color: var(--leaf); font-weight: 850; }
.data-badge { display: inline-flex; width: fit-content; padding: 4px 9px; border-radius: 999px; color: var(--forest); background: #e7f8eb; font-size: .72rem; font-weight: 850; letter-spacing: .04em; text-transform: uppercase; }
.table-wrap { overflow-x: auto; }
.nutrition-table td.num, .nutrition-table th.num { text-align: right; font-variant-numeric: tabular-nums; }
.nutrition-table tr.best { background: #edf9ef; }
.order-steps { counter-reset: orders; display: grid; gap: 12px; padding: 0; list-style: none; }
.order-steps li { counter-increment: orders; display: grid; grid-t