/* ============================================================
   proteinmaxxing.online — design system
   Direction: "lab report meets editorial" — dark warm charcoal,
   seared-amber accent, monospace numerals as the signature device
   (real nutrition-label data, not decoration).
   ============================================================ */

@font-face { font-family: 'sys-display'; src: local('Arial'); }

:root {
  /* ---- palette ---- */
  --bg: #0e0c09;
  --bg-raised: #17140f;
  --bg-card: #1c1811;
  --line: #322a1f;
  --line-soft: #242019;
  --text: #f3ede0;
  --text-dim: #b8ac97;
  --text-faint: #7d7261;
  --amber: #e8802c;
  --amber-dim: #a85f22;
  --sage: #92ac6b;
  --gold: #d4a853;
  --red-flag: #c25b4a;

  /* ---- type ---- */
  --f-display: 'Bricolage Grotesque', 'Arial Black', sans-serif;
  --f-body: 'Public Sans', -apple-system, sans-serif;
  --f-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* ---- scale ---- */
  --radius: 3px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--amber); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--amber); outline-offset: 2px;
}

.wrap { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

h1, h2, h3 { font-family: var(--f-display); font-weight: 800; letter-spacing: -0.01em; color: var(--text); }
h1 { font-size: clamp(2.1rem, 4.2vw, 3.4rem); line-height: 1.05; }
h2 { font-size: clamp(1.4rem, 2.4vw, 1.9rem); margin: 2.4em 0 0.7em; line-height: 1.2; }
h3 { font-size: 1.15rem; margin: 1.6em 0 0.5em; }
p { margin: 0 0 1.1em; color: var(--text-dim); max-width: 68ch; }
strong { color: var(--text); font-weight: 700; }
em { color: var(--gold); font-style: italic; }

.mono { font-family: var(--f-mono); }
.eyebrow {
  font-family: var(--f-mono); font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--amber); display: inline-block; margin-bottom: 0.6em;
}

/* ---- header / nav ---- */
header.site {
  border-bottom: 1px solid var(--line-soft);
  background: rgba(14,12,9,0.92);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 40;
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; padding-bottom: 16px; gap: 24px; }
.logo { font-family: var(--f-display); font-weight: 800; font-size: 1.25rem; color: var(--text); display: flex; align-items: baseline; gap: 6px; }
.logo .dot { color: var(--amber); font-family: var(--f-mono); }
nav.primary { display: flex; gap: 22px; align-items: center; }
nav.primary a { font-size: 0.88rem; color: var(--text-dim); font-weight: 600; }
nav.primary a:hover { color: var(--text); text-decoration: none; }
.nav-cta {
  font-family: var(--f-mono); font-size: 0.78rem; padding: 8px 14px; border: 1px solid var(--amber-dim);
  border-radius: var(--radius); color: var(--amber) !important;
}
.nav-cta:hover { background: var(--amber); color: var(--bg) !important; }
.mobile-toggle { display: none; }

@media (max-width: 760px) {
  nav.primary { position: fixed; inset: 62px 0 0 0; background: var(--bg); flex-direction: column; align-items: flex-start;
    padding: 28px 24px; gap: 18px; transform: translateX(100%); transition: transform 0.25s ease; }
  nav.primary.open { transform: translateX(0); }
  .mobile-toggle { display: block; background: none; border: 1px solid var(--line); color: var(--text); padding: 8px 10px; border-radius: var(--radius); font-family: var(--f-mono); }
}

/* ---- breadcrumb ---- */
.crumb { font-family: var(--f-mono); font-size: 0.75rem; color: var(--text-faint); padding: 18px 0 0; }
.crumb a { color: var(--text-faint); }
.crumb a:hover { color: var(--amber); }

/* ---- hero ---- */
.hero { padding: 56px 0 40px; border-bottom: 1px solid var(--line-soft); }
.hero .eyebrow { margin-bottom: 0.9em; }
.hero p.lede { font-size: 1.15rem; color: var(--text-dim); max-width: 62ch; }
.hero-stats { display: flex; gap: 0; margin-top: 28px; flex-wrap: wrap; border-top: 1px solid var(--line-soft); }
.hero-stat { padding: 16px 26px 0 0; margin-right: 26px; border-right: 1px solid var(--line-soft); }
.hero-stat:last-child { border-right: none; }
.hero-stat .num { font-family: var(--f-mono); font-size: 1.9rem; color: var(--amber); font-weight: 700; display: block; }
.hero-stat .lbl { font-size: 0.78rem; color: var(--text-faint); text-transform: uppercase; letter-spacing: 0.06em; }

/* ---- SIGNATURE ELEMENT: the protein data card (redesigned nutrition-facts panel) ---- */
.protein-card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 0; overflow: hidden; margin: 28px 0;
}
.protein-card .pc-head {
  padding: 18px 22px; border-bottom: 3px solid var(--text);
  display: flex; justify-content: space-between; align-items: flex-end;
}
.protein-card .pc-head h3 { margin: 0; font-size: 1.3rem; }
.protein-card .pc-head .pc-serving { font-family: var(--f-mono); font-size: 0.78rem; color: var(--text-faint); }
.pc-row {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 10px 22px; border-bottom: 1px solid var(--line-soft); font-family: var(--f-mono); font-size: 0.92rem;
}
.pc-row.headline { font-size: 1.5rem; font-weight: 700; color: var(--amber); border-bottom: 8px solid var(--line); padding: 14px 22px; }
.pc-row .pc-label { color: var(--text-dim); font-family: var(--f-body); }
.pc-row .pc-val { color: var(--text); font-weight: 600; }
.pc-foot { padding: 14px 22px; font-size: 0.78rem; color: var(--text-faint); background: var(--bg-raised); }
.pc-foot .quality-note { display: block; margin-top: 4px; }

.quality-badge {
  display: inline-flex; align-items: center; gap: 6px; font-family: var(--f-mono); font-size: 0.72rem;
  padding: 3px 10px; border-radius: 999px; border: 1px solid var(--sage); color: var(--sage);
}
.quality-badge.low { border-color: var(--red-flag); color: var(--red-flag); }
.quality-badge.mid { border-color: var(--gold); color: var(--gold); }

.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 22px; }
.diet-tag { font-family: var(--f-mono); font-size: 0.7rem; padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px; color: var(--text-dim); text-transform: lowercase; }

/* ---- content grid ---- */
.content-grid { display: grid; grid-template-columns: minmax(0,1fr) 300px; gap: 56px; padding: 40px 0 70px; align-items: start; }
@media (max-width: 900px) { .content-grid { grid-template-columns: 1fr; gap: 32px; } }

article.body-copy { max-width: 72ch; }
article.body-copy p { max-width: none; }
article.body-copy ul, article.body-copy ol { color: var(--text-dim); padding-left: 1.3em; }
article.body-copy li { margin-bottom: 0.5em; }

/* ---- fact table ---- */
table.fact-table { width: 100%; border-collapse: collapse; margin: 1.6em 0; font-size: 0.92rem; }
table.fact-table th, table.fact-table td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line-soft); }
table.fact-table th { font-family: var(--f-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-faint); border-bottom: 2px solid var(--line); }
table.fact-table td { color: var(--text-dim); }
table.fact-table td:first-child, table.fact-table th:first-child { color: var(--text); font-weight: 600; }

/* ---- sidebar ---- */
aside.rail { position: sticky; top: 90px; }
.rail-block { border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 20px; }
.rail-block h4 { font-family: var(--f-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-faint); margin: 0 0 12px; }
.rail-block ul { list-style: none; margin: 0; padding: 0; }
.rail-block li { border-top: 1px solid var(--line-soft); padding: 9px 0; font-size: 0.88rem; }
.rail-block li:first-child { border-top: none; }
.rail-block a { color: var(--text-dim); }
.rail-block a:hover { color: var(--amber); }

/* ---- comparison verdict block ---- */
.verdict {
  background: var(--bg-raised); border-left: 3px solid var(--amber); border-radius: 0 var(--radius) var(--radius) 0;
  padding: 20px 24px; margin: 26px 0;
}
.verdict .eyebrow { margin-bottom: 0.4em; }
.verdict p { color: var(--text); max-width: none; }

.vs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin: 24px 0; }
@media (max-width: 640px) { .vs-grid { grid-template-columns: 1fr; } }
.vs-side { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.vs-side h4 { font-family: var(--f-display); font-size: 1.1rem; margin: 0 0 10px; }
.vs-side .big-num { font-family: var(--f-mono); font-size: 2.1rem; color: var(--amber); font-weight: 700; display: block; }
.vs-side .big-num-lbl { font-size: 0.75rem; color: var(--text-faint); text-transform: uppercase; }

/* ---- card grids (hub pages, recipe grids) ---- */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; margin: 24px 0; }
.item-card {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; background: var(--bg-raised);
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.item-card:hover { border-color: var(--amber-dim); transform: translateY(-2px); }
.item-card a { color: var(--text); font-weight: 700; font-family: var(--f-display); font-size: 1.02rem; text-decoration: none; }
.item-card .ic-protein { font-family: var(--f-mono); color: var(--amber); font-size: 0.85rem; margin-top: 6px; display: block; }
.item-card .ic-meta { font-size: 0.78rem; color: var(--text-faint); margin-top: 4px; }

/* ---- FAQ ---- */
.faq-item { border-top: 1px solid var(--line-soft); padding: 18px 0; }
.faq-item h3 { margin: 0 0 8px; font-size: 1.02rem; font-family: var(--f-body); font-weight: 700; }
.faq-item p { margin: 0; }

/* ---- CTA band (ebook) ---- */
.cta-band {
  background: linear-gradient(180deg, var(--bg-raised), var(--bg-card));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px; margin: 40px 0; display: flex; gap: 28px; align-items: center; justify-content: space-between; flex-wrap: wrap;
}
.cta-band .cta-copy h3 { margin: 0 0 6px; }
.cta-band .cta-copy p { margin: 0; max-width: 48ch; }
.btn-primary {
  font-family: var(--f-mono); font-size: 0.85rem; font-weight: 600; background: var(--amber); color: #150e06;
  padding: 13px 26px; border-radius: var(--radius); white-space: nowrap; display: inline-block;
}
.btn-primary:hover { background: var(--gold); text-decoration: none; }

/* ---- footer ---- */
footer.site { border-top: 1px solid var(--line-soft); padding: 44px 0 34px; margin-top: 60px; }
footer.site .foot-grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 32px; }
@media (max-width: 760px) { footer.site .foot-grid { grid-template-columns: 1fr 1fr; } }
footer.site h5 { font-family: var(--f-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-faint); margin: 0 0 12px; }
footer.site ul { list-style: none; margin: 0; padding: 0; }
footer.site li { margin-bottom: 8px; }
footer.site a { color: var(--text-dim); font-size: 0.88rem; }
footer.site a:hover { color: var(--amber); }
.foot-bottom { border-top: 1px solid var(--line-soft); margin-top: 34px; padding-top: 20px; font-size: 0.78rem; color: var(--text-faint); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.disclaimer-strip { font-size: 0.78rem; color: var(--text-faint); max-width: 90ch; margin-top: 8px; }

/* ---- calculator widget ---- */
.calc-box { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; margin: 24px 0; }
.calc-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
@media (max-width: 560px) { .calc-row { grid-template-columns: 1fr; } }
.calc-box label { display: block; font-family: var(--f-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-faint); margin-bottom: 6px; }
.calc-box input, .calc-box select {
  width: 100%; background: var(--bg-raised); border: 1px solid var(--line); border-radius: var(--radius); color: var(--text);
  padding: 11px 12px; font-family: var(--f-body); font-size: 0.95rem;
}
.calc-result { margin-top: 22px; padding-top: 22px; border-top: 1px solid var(--line-soft); }
.calc-result .big-num { font-family: var(--f-mono); font-size: 2.6rem; color: var(--amber); font-weight: 700; }

/* animations - restrained, purposeful only */
.reveal { opacity: 0; transform: translateY(14px); }
.reveal.in { opacity: 1; transform: translateY(0); transition: opacity 0.5s ease, transform 0.5s ease; }