/* =========================================================
   PRIMEYEARS REVIEW — ADVANCED AMINO FORMULA EDITORIAL STYLESHEET
   Design language: clinical-editorial. Pine green + brass accents,
   warm parchment paper, a recurring molecular line-motif that nods
   to the amino-acid science at the center of the product category.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,500;9..144,600;9..144,700&family=Work+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root{
  --ink:        #1C2621;
  --ink-soft:   #4E5C54;
  --ink-faint:  #7C877F;
  --paper:      #F4F2E9;
  --paper-alt:  #EBE7DA;
  --paper-deep: #DFDACB;
  --rule:       #D6D0BF;
  --pine:       #2F5D45;
  --pine-dark:  #1F4432;
  --pine-tint:  #E4ECE5;
  --copper:     #A8722F;
  --copper-dark:#8A5C22;
  --steel:      #4C6478;
  --success:    #2F7D53;
  --white:      #FFFFFF;

  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Work Sans", "Segoe UI", Arial, sans-serif;
  --font-data: "IBM Plex Mono", "Courier New", monospace;

  --measure: 700px;
  --wide: 1140px;
  --radius-s: 6px;
  --radius-m: 14px;
  --radius-l: 22px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior: auto; } *{ animation-duration: .001ms !important; transition-duration: .001ms !important; } }

body{ margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-body); font-size: 17px; line-height: 1.7; -webkit-font-smoothing: antialiased; }
img{ max-width: 100%; display: block; }
a{ color: var(--pine-dark); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover{ color: var(--pine); }

h1, h2, h3, h4{ font-family: var(--font-display); color: var(--ink); line-height: 1.15; margin: 0 0 .5em; font-weight: 600; }
h1{ font-size: clamp(2.1rem, 4.2vw, 3.05rem); font-weight: 700; }
h2{ font-size: clamp(1.5rem, 2.8vw, 2.05rem); }
h3{ font-size: 1.25rem; }
h4{ font-size: 1.02rem; font-family: var(--font-body); font-weight: 700; }
p{ margin: 0 0 1.15em; color: var(--ink); }
strong{ color: var(--ink); }

.container{ max-width: var(--wide); margin: 0 auto; padding: 0 24px; }
.article-measure{ max-width: var(--measure); margin: 0 auto; }
.eyebrow{ display: inline-flex; align-items: center; gap: 8px; font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--copper-dark); margin-bottom: .9em; font-family: var(--font-data); }
.eyebrow svg{ width: 14px; height: 14px; flex-shrink: 0; }

.section{ padding: 76px 0; }
.section--tight{ padding: 38px 0; }
.section--alt{ background: var(--paper-alt); }
.text-success{ color: var(--success); font-weight: 700; }

.skip-link{ position: absolute; left: -999px; top: auto; background: var(--ink); color: var(--white); padding: 10px 16px; z-index: 999; border-radius: var(--radius-s); }
.skip-link:focus{ left: 16px; top: 16px; }
:focus-visible{ outline: 2px solid var(--pine); outline-offset: 2px; }

/* molecular divider motif */
.mol-divider{ display: flex; align-items: center; justify-content: center; margin: 0 auto; opacity: .55; }
.mol-divider svg{ width: 120px; height: 20px; }

/* MASTHEAD */
.masthead{ border-bottom: 1px solid var(--rule); background: rgba(244,242,233,.94); backdrop-filter: saturate(140%) blur(6px); position: sticky; top: 0; z-index: 50; }
.masthead-inner{ display: flex; align-items: center; justify-content: space-between; padding: 16px 0; }
.brand{ font-family: var(--font-display); font-weight: 700; font-size: 1.28rem; color: var(--ink); text-decoration: none; display: flex; align-items: baseline; gap: 8px; }
.brand span{ font-family: var(--font-data); font-size: .58rem; font-weight: 600; letter-spacing: .13em; text-transform: uppercase; color: var(--copper-dark); border: 1px solid var(--copper-dark); padding: 3px 6px; border-radius: 3px; }
.masthead-nav{ display: flex; gap: 26px; list-style: none; margin: 0; padding: 0; }
.masthead-nav a{ color: var(--ink-soft); text-decoration: none; font-size: .9rem; font-weight: 600; }
.masthead-nav a:hover{ color: var(--pine-dark); }
.masthead-cta{ display: inline-block; background: var(--pine); color: var(--white) !important; font-size: .82rem; font-weight: 700; padding: 9px 16px; border-radius: 100px; text-decoration: none; }
.masthead-cta:hover{ background: var(--pine-dark); color: var(--white) !important; }
.nav-toggle{ display: none; }
.breadcrumb{ font-size: .8rem; color: var(--ink-faint); padding-top: 20px; }
.breadcrumb a{ color: var(--ink-faint); text-decoration: none; }
.breadcrumb .sep{ margin: 0 6px; color: var(--rule); }

/* ARTICLE HEADER */
.article-header{ padding: 20px 0 6px; }
.article-header h1{ max-width: 880px; }
.dek{ font-size: 1.15rem; color: var(--ink-soft); max-width: var(--measure); margin-bottom: 1.3em; }
.byline{ display: flex; flex-wrap: wrap; gap: 6px 18px; align-items: center; font-size: .84rem; color: var(--ink-faint); padding-top: 14px; border-top: 1px solid var(--rule); font-family: var(--font-data); }
.byline strong{ color: var(--ink); }
.badge-pill{ display: inline-flex; align-items: center; gap: 5px; font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--pine-dark); background: var(--pine-tint); border: 1px solid var(--rule); padding: 4px 10px; border-radius: 100px; font-family: var(--font-data); }

/* HERO PRODUCT BANNER */
.hero-banner{ padding: 28px 0 8px; }
.hero-banner-inner{
  background: linear-gradient(155deg, var(--pine-tint) 0%, var(--paper) 60%);
  border-radius: var(--radius-l); padding: 34px; display: grid; grid-template-columns: .85fr 1.15fr; gap: 30px; align-items: center; min-height: 300px;
  position: relative; overflow: hidden;
}
.hero-banner-photo{ display: flex; align-items: center; justify-content: center; }
.hero-banner-photo img{ max-height: 300px; width: auto; filter: drop-shadow(0 18px 30px rgba(28,38,33,.18)); }
.hero-banner-copy .eyebrow{ margin-bottom: .5em; }
.hero-banner-copy h2{ margin-bottom: .4em; }
.hero-banner-copy p{ color: var(--ink-soft); font-size: .98rem; }
.hero-banner-badges{ display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.hb-badge{ font-size: .72rem; font-weight: 700; background: var(--white); border: 1px solid var(--rule); padding: 6px 12px; border-radius: 100px; color: var(--ink-soft); font-family: var(--font-data); }
@media (max-width: 720px){ .hero-banner-inner{ grid-template-columns: 1fr; text-align: center; padding: 26px; } .hero-banner-photo img{ max-height: 220px; } .hero-banner-badges{ justify-content: center; } }

/* TOC */
.toc{ border: 1px solid var(--rule); border-radius: var(--radius-m); padding: 20px 24px; max-width: var(--measure); margin: 6px 0 0; background: var(--white); }
.toc h2{ font-size: .95rem; font-family: var(--font-data); text-transform: uppercase; letter-spacing: .08em; margin-bottom: .8em; font-weight: 600; }
.toc ol{ margin: 0; padding-left: 1.2em; columns: 2; column-gap: 24px; }
.toc li{ margin-bottom: .5em; font-size: .92rem; break-inside: avoid; }
.toc a{ text-decoration: none; }
@media (max-width: 560px){ .toc ol{ columns: 1; } }

/* QUICK VERDICT */
.snapshot{ padding: 46px 0 10px; }
.snapshot-intro{ max-width: var(--measure); margin-bottom: 26px; }
.snapshot-intro h2{ margin-bottom: .3em; }
.snapshot-sub{ color: var(--ink-soft); font-size: 1rem; margin: 0; }
.verdict-card{
  background: var(--white); border: 1px solid var(--rule); border-radius: var(--radius-m); padding: 30px; position: relative; overflow: hidden;
}
.verdict-card::before{ content:""; position:absolute; top:0; left:0; right:0; height:5px; background: linear-gradient(90deg, var(--pine), var(--copper)); }
.verdict-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.verdict-col h4{ display: flex; align-items: center; gap: 8px; margin-bottom: .7em; }
.verdict-col ul{ margin: 0; padding-left: 1.15em; }
.verdict-col li{ margin-bottom: .55em; color: var(--ink-soft); font-size: .95rem; }
.verdict-col.considerations{ border-top: 1px dashed var(--rule); padding-top: 20px; margin-top: 20px; grid-column: 1 / -1; }
@media (min-width: 720px){ .verdict-col.considerations{ border-top: none; padding-top: 0; margin-top: 0; grid-column: auto; } }
@media (max-width: 720px){ .verdict-grid{ grid-template-columns: 1fr; } }
.vcs-facts{ list-style: none; margin: 24px 0 0; padding: 20px 0 0; border-top: 1px solid var(--rule); display: grid; grid-template-columns: repeat(4,1fr); gap: 14px 18px; }
.vcs-facts li{ font-size: .88rem; color: var(--ink-soft); }
.vcs-facts li b{ display: block; color: var(--ink); font-weight: 700; font-size: .74rem; text-transform: uppercase; letter-spacing: .04em; margin-bottom: 3px; font-family: var(--font-data); }
@media (max-width: 720px){ .vcs-facts{ grid-template-columns: 1fr 1fr; } }

/* comparison strip */
.compare-strip{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 30px 0; }
.compare-card{ background: var(--white); border: 1px solid var(--rule); border-radius: var(--radius-m); padding: 22px; }
.compare-card .fig{ font-family: var(--font-data); font-size: 2rem; font-weight: 600; color: var(--pine-dark); display: block; margin-bottom: .2em; }
.compare-card p{ font-size: .9rem; color: var(--ink-soft); margin: 0; }
@media (max-width: 780px){ .compare-strip{ grid-template-columns: 1fr; } }

/* benefit cards */
.benefit-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 8px; }
.benefit-card{ background: var(--white); border: 1px solid var(--rule); border-radius: var(--radius-m); padding: 26px; }
.benefit-card .ico{ width: 40px; height: 40px; margin-bottom: 16px; color: var(--pine); }
.benefit-card h3{ font-size: 1.08rem; margin-bottom: .5em; }
.benefit-card p{ font-size: .92rem; color: var(--ink-soft); margin: 0; }
@media (max-width: 900px){ .benefit-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px){ .benefit-grid{ grid-template-columns: 1fr; } }

/* also-listed benefits */
.also-list{ display: grid; grid-template-columns: 1fr 1fr; gap: 12px 28px; list-style: none; margin: 24px 0 0; padding: 0; max-width: var(--measure); }
.also-list li{ display: flex; align-items: flex-start; gap: 10px; font-size: .95rem; color: var(--ink-soft); }
.also-list svg{ width: 18px; height: 18px; flex-shrink: 0; margin-top: 3px; color: var(--copper-dark); }
@media (max-width: 620px){ .also-list{ grid-template-columns: 1fr; } }

/* ingredient feature */
.ingredient-feature{ display: grid; grid-template-columns: .8fr 1.2fr; gap: 40px; align-items: center; background: var(--white); border: 1px solid var(--rule); border-radius: var(--radius-l); padding: 34px; }
.ingredient-feature img{ border-radius: var(--radius-m); }
@media (max-width: 780px){ .ingredient-feature{ grid-template-columns: 1fr; padding: 24px; } }

/* method box */
.method-box{ max-width: var(--measure); background: var(--pine-tint); border-left: 3px solid var(--pine); border-radius: 0 var(--radius-m) var(--radius-m) 0; padding: 22px 26px; margin: 30px 0 8px; }
.method-title{ display: flex; align-items: center; gap: 9px; font-size: .96rem; margin-bottom: 10px; font-weight: 700; }
.method-box p{ font-size: .93rem; color: var(--ink-soft); margin: 0; }

/* expert card */
.expert-card{ display: grid; grid-template-columns: auto 1fr; gap: 22px; align-items: flex-start; background: var(--white); border: 1px solid var(--rule); border-radius: var(--radius-m); padding: 26px; max-width: var(--measure); }
.expert-avatar{ width: 64px; height: 64px; border-radius: 50%; background: var(--pine-tint); display: flex; align-items: center; justify-content: center; color: var(--pine-dark); flex-shrink: 0; }
.expert-avatar svg{ width: 30px; height: 30px; }
.expert-card h4{ margin-bottom: .2em; }
.expert-card .role{ font-size: .82rem; color: var(--copper-dark); font-weight: 700; font-family: var(--font-data); margin-bottom: .6em; display: block; }
.expert-card p{ font-size: .92rem; color: var(--ink-soft); margin: 0 0 .8em; }
.expert-card p:last-child{ margin-bottom: 0; }
.disclosure-note{ font-size: .8rem; color: var(--ink-faint); border-top: 1px dashed var(--rule); padding-top: 12px; margin-top: 4px; }
@media (max-width: 560px){ .expert-card{ grid-template-columns: 1fr; text-align: center; } .expert-avatar{ margin: 0 auto; } }

/* who-may-like */
.fit-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 20px; }
.fit-card{ border-radius: var(--radius-m); padding: 24px; }
.fit-card.yes{ background: var(--pine-tint); border: 1px solid #C6DACC; }
.fit-card.no{ background: var(--paper-deep); border: 1px solid var(--rule); }
.fit-card h4{ margin-bottom: .6em; }
.fit-card ul{ margin: 0; padding-left: 1.1em; }
.fit-card li{ font-size: .92rem; color: var(--ink-soft); margin-bottom: .5em; }
@media (max-width: 720px){ .fit-grid{ grid-template-columns: 1fr; } }

/* guarantee + pricing */
.guarantee-block{ display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: flex-start; background: var(--white); border: 1px solid var(--rule); border-radius: var(--radius-m); padding: 26px; max-width: var(--measure); margin-bottom: 20px; }
.guarantee-icon{ width: 52px; height: 52px; border-radius: 50%; background: var(--copper); color: var(--white); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.guarantee-icon svg{ width: 26px; height: 26px; }
@media (max-width: 560px){ .guarantee-block{ grid-template-columns: 1fr; text-align: center; } .guarantee-icon{ margin: 0 auto; } }

.pricing-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin: 30px 0; }
.price-card{ background: var(--white); border: 1px solid var(--rule); border-radius: var(--radius-m); padding: 26px; text-align: center; position: relative; }
.price-card.popular{ border-color: var(--pine); box-shadow: 0 14px 32px rgba(47,93,69,.14); transform: translateY(-6px); }
.price-card .tag{ position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--pine); color: var(--white); font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; padding: 5px 12px; border-radius: 100px; font-family: var(--font-data); white-space: nowrap; }
.price-card h4{ margin-bottom: .2em; font-size: .95rem; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .04em; font-family: var(--font-data); font-weight: 600; }
.price-card .bottles{ font-family: var(--font-display); font-size: 1.3rem; font-weight: 600; margin-bottom: 14px; }
.price-card .price{ font-family: var(--font-data); font-size: 2rem; font-weight: 600; color: var(--pine-dark); }
.price-card .price small{ font-size: .9rem; font-weight: 500; color: var(--ink-faint); }
.price-card .save{ font-size: .82rem; color: var(--success); font-weight: 700; margin: 10px 0 0; }
.price-card .ship{ font-size: .82rem; color: var(--steel); font-weight: 700; margin: 4px 0 0; }
.price-card .total{ font-size: .86rem; color: var(--ink-soft); margin: 14px 0 18px; border-top: 1px dashed var(--rule); padding-top: 14px; }
.price-card .package-cta{ display: block; background: var(--pine); color: var(--white); text-decoration: none; font-weight: 700; padding: 12px 18px; border-radius: 100px; font-size: .92rem; }
.price-card .package-cta:hover{ background: var(--pine-dark); color: var(--white); }
.price-card .fine{ font-size: .74rem; color: var(--ink-faint); margin: 12px 0 0; }
@media (max-width: 900px){ .pricing-grid{ grid-template-columns: 1fr; } .price-card.popular{ transform: none; order: -1; } }

.table-wrap{ overflow-x: auto; border: 1px solid var(--rule); border-radius: var(--radius-m); background: var(--white); }
.fact-table{ width: 100%; border-collapse: collapse; font-size: .92rem; }
.fact-table th, .fact-table td{ padding: 12px 18px; text-align: left; border-bottom: 1px solid var(--rule); }
.fact-table th{ font-family: var(--font-data); font-size: .74rem; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-faint); background: var(--paper-alt); }
.fact-table tr:last-child td{ border-bottom: none; }

/* bottom line */
.bottom-line-card{ background: var(--pine-tint); border-radius: var(--radius-m); padding: 26px 28px; margin-top: 24px; text-align: center; }
.bottom-line-card h3{ margin-bottom: .5em; }
.bottom-line-card .package-cta{ display: inline-block; margin-top: 14px; background: var(--pine); color: var(--white); text-decoration: none; font-weight: 700; padding: 13px 26px; border-radius: 100px; font-size: .95rem; }
.bottom-line-card .package-cta:hover{ background: var(--pine-dark); color: var(--white); }

/* FAQ */
.faq-list{ max-width: var(--measure); margin: 0 auto; }
.faq-item{ border-bottom: 1px solid var(--rule); }
.faq-q{ width: 100%; text-align: left; background: none; border: none; padding: 20px 4px; font-family: var(--font-body); font-size: 1rem; font-weight: 600; color: var(--ink); cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-q::after{ content: "+"; font-family: var(--font-data); font-size: 1.3rem; color: var(--pine); flex-shrink: 0; transition: transform .2s ease; }
.faq-item.is-open .faq-q::after{ transform: rotate(45deg); }
.faq-a{ max-height: 0; overflow: hidden; transition: max-height .25s ease; }
.faq-a p{ padding: 0 4px 20px; color: var(--ink-soft); font-size: .95rem; }

/* CTA band */
.cta-band{ background: var(--pine-dark); color: var(--white); padding: 60px 0; text-align: center; }
.cta-band h2{ color: var(--white); }
.cta-band p{ color: #CFE0D5; max-width: var(--measure); margin: 0 auto 1.4em; }
.btn-outline-light{ display: inline-block; border: 1px solid rgba(255,255,255,.5); color: var(--white); text-decoration: none; padding: 13px 28px; border-radius: 100px; font-weight: 700; font-size: .95rem; }
.btn-outline-light:hover{ background: rgba(255,255,255,.1); color: var(--white); }

/* footer */
.site-footer{ background: var(--ink); color: #B7C0BA; padding: 44px 0 90px; font-size: .84rem; }
.site-footer p{ color: #B7C0BA; }
.footer-disclaimer{ border-top: 1px solid rgba(255,255,255,.12); margin-top: 18px; padding-top: 18px; }
.footer-disclaimer p{ font-size: .78rem; color: #8E988F; }
.footer-bottom{ margin-top: 14px; font-size: .78rem; color: #8E988F; }
@media (min-width: 780px){ .site-footer{ padding-bottom: 44px; } }

/* mobile CTA bar */
.mobile-cta-bar{ position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; background: var(--white); border-top: 1px solid var(--rule); box-shadow: 0 -6px 18px rgba(28,38,33,.08); padding: 12px 16px; display: none; align-items: center; justify-content: space-between; gap: 12px; max-height: 70px; }
.mobile-cta-bar span{ font-size: .84rem; color: var(--ink-soft); font-weight: 600; }
.mobile-cta-bar a{ background: var(--pine); color: var(--white); text-decoration: none; padding: 10px 18px; border-radius: 100px; font-size: .86rem; font-weight: 700; white-space: nowrap; }
@media (max-width: 780px){ .mobile-cta-bar{ display: flex; } .site-footer{ padding-bottom: 86px; } }

/* floating editorial widget (desktop) */
.editorial-widget{
  position: fixed; right: 26px; bottom: 26px; width: 272px; max-width: 280px;
  background: var(--white); border-radius: var(--radius-m); box-shadow: 0 16px 40px rgba(28,38,33,.16);
  border: 1px solid var(--rule); padding: 20px; z-index: 55; opacity: 0; transform: translateY(14px);
  pointer-events: none; transition: opacity .5s ease, transform .5s ease;
}
.editorial-widget.is-visible{ opacity: 1; transform: translateY(0); pointer-events: auto; }
.editorial-widget-close{ position: absolute; top: 10px; right: 10px; background: none; border: none; color: var(--ink-faint); cursor: pointer; font-size: 1.1rem; line-height: 1; padding: 4px; }
.editorial-widget-close:hover{ color: var(--ink); }
.editorial-widget .ew-eyebrow{ display: flex; align-items: center; gap: 7px; font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--copper-dark); margin-bottom: 10px; font-family: var(--font-data); }
.editorial-widget h4{ font-size: .98rem; margin-bottom: .5em; }
.editorial-widget p{ font-size: .84rem; color: var(--ink-soft); margin-bottom: 14px; }
.editorial-widget .ew-cta{ display: block; text-align: center; background: var(--pine); color: var(--white); text-decoration: none; font-weight: 700; font-size: .86rem; padding: 11px 14px; border-radius: 100px; margin-bottom: 12px; }
.editorial-widget .ew-cta:hover{ background: var(--pine-dark); color: var(--white); }
.editorial-widget ul{ list-style: none; margin: 0; padding: 0; }
.editorial-widget li{ font-size: .78rem; color: var(--ink-faint); display: flex; align-items: center; gap: 6px; margin-bottom: 5px; }
.editorial-widget li svg{ width: 13px; height: 13px; color: var(--success); flex-shrink: 0; }
@media (max-width: 780px){ .editorial-widget{ display: none; } }

/* mobile nav */
@media (max-width: 860px){
  .masthead-nav{ display: none; }
}