:root{--bg: #fbf7f0;--surface: #ffffff;--surface-2: #f3ece0;--text: #2a2823;--muted: #5d574b;--primary: #1f5c4d;--primary-hover: #143f34;--on-primary: #ffffff;--accent: #a94d17;--accent-hover: #843a0f;--on-accent: #ffffff;--border: #e3d9c7;--notice-placeholder-bg: #fdebe6;--notice-placeholder-border: #b3261e;--grade-a: #11613f;--grade-a-bg: #dcf3e5;--grade-b: #2c6a32;--grade-b-bg: #e6f3d9;--grade-c: #7a5200;--grade-c-bg: #fcefc9;--grade-d: #9a4a12;--grade-d-bg: #fde6d2;--grade-e: #8a3a2a;--grade-e-bg: #f9ded8;--radius: 16px;--max: 70rem;--font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}@media(prefers-color-scheme:dark){:root{--bg: #1a1814;--surface: #24211c;--surface-2: #2d2923;--text: #efe9dd;--muted: #b5ad9d;--primary: #7fd0b5;--primary-hover: #a6e3cf;--on-primary: #0d2a22;--accent: #f0a46a;--accent-hover: #f6bd90;--on-accent: #2b1606;--border: #3a352c;--notice-placeholder-bg: #3a1815;--notice-placeholder-border: #f08a82;--grade-a: #8be0b0;--grade-a-bg: #123324;--grade-b: #b5e08b;--grade-b-bg: #26341a;--grade-c: #f0cc85;--grade-c-bg: #3a2c0c;--grade-d: #f2b98b;--grade-d-bg: #3d2512;--grade-e: #f5b3a5;--grade-e-bg: #43201a}}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{margin:0;font-family:var(--font);font-size:1.0625rem;line-height:1.75;color:var(--text);background:var(--bg);min-height:100vh;display:flex;flex-direction:column}main{flex:1;padding-block:1.5rem 3.5rem}.container{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:1.25rem}h1,h2,h3,h4{line-height:1.25;margin:1.7em 0 .5em}h1{font-size:clamp(1.9rem,4.2vw,2.6rem);margin-top:.3em;letter-spacing:-.01em}h2{font-size:1.55rem}h3{font-size:1.2rem}h4{font-size:1rem;margin:0 0 .3rem}p,ul,ol{margin:0 0 1.1em}a{color:var(--primary);text-underline-offset:.18em}a:hover{color:var(--primary-hover)}:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}img{max-width:100%;height:auto}code{background:var(--surface-2);padding:.05em .35em;border-radius:6px;font-size:.92em}.skip-link{position:absolute;left:-999px;top:0;background:var(--primary);color:var(--on-primary);padding:.5rem 1rem;z-index:100}.skip-link:focus{left:0}.muted{color:var(--muted)}.small{font-size:.875rem}.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:.78rem;font-weight:700;color:var(--accent);margin:0 0 .3rem}.accent-text{color:var(--primary)}.site-header{border-bottom:1px solid var(--border);background:var(--bg)}.header-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.5rem 1.5rem;padding-block:.8rem}.brand{display:inline-flex;align-items:center;gap:.55rem;font-weight:700;font-size:1.15rem;color:var(--text);text-decoration:none}.brand svg{color:var(--primary)}.nav{list-style:none;display:flex;flex-wrap:wrap;gap:.25rem 1.2rem;margin:0;padding:0}.nav a{color:var(--text);text-decoration:none;padding:.25rem 0;border-bottom:2px solid transparent;font-weight:500}.nav a:hover,.nav a[aria-current=page]{border-bottom-color:var(--accent)}.site-footer{border-top:1px solid var(--border);background:var(--surface-2);padding-block:1.75rem;font-size:.9rem}.footer-note{max-width:52rem;margin-bottom:.6rem}.footer-links{list-style:none;padding:0;margin:1rem 0;display:flex;flex-wrap:wrap;gap:.35rem 1.25rem}.linklike{background:none;border:0;padding:0;font:inherit;color:var(--primary);text-decoration:underline;cursor:pointer}button,.button{font:inherit;font-weight:600;cursor:pointer;background:var(--primary);color:var(--on-primary);border:2px solid var(--primary);border-radius:999px;padding:.55rem 1.3rem;text-decoration:none;display:inline-block;line-height:1.4}button:hover,.button:hover{background:var(--primary-hover);border-color:var(--primary-hover);color:var(--on-primary)}button.secondary,.button.secondary{background:transparent;color:var(--primary)}button.secondary:hover,.button.secondary:hover{background:var(--surface-2);color:var(--primary-hover)}.button.accent,.affiliate-link.button.accent{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}.button.accent:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:var(--on-accent)}.small-btn{padding:.3rem 1rem;font-size:.92rem}input,select{font:inherit;color:var(--text);background:var(--surface);border:1px solid var(--muted);border-radius:12px;padding:.5rem .8rem;min-height:2.7rem}label{cursor:pointer}.notice{border-left:4px solid;border-radius:10px;padding:.7rem 1rem;margin:0 0 1.25rem;font-size:.92rem}.notice p{margin:0}.notice-placeholder{background:var(--notice-placeholder-bg);border-color:var(--notice-placeholder-border)}.template-note{font-size:.85rem;color:var(--muted);border-left:3px solid var(--notice-placeholder-border);padding-left:.7rem}.pill{display:inline-block;background:var(--surface-2);border:1px solid var(--border);border-radius:999px;padding:0 .7rem;font-size:.8rem;font-weight:600;margin:0}.pill-accent{background:var(--accent);color:var(--on-accent);border-color:var(--accent)}.pill-draft{background:var(--notice-placeholder-bg);border-color:var(--notice-placeholder-border)}.cookie-banner{position:fixed;inset:auto 0 0;z-index:50;background:var(--surface);border-top:2px solid var(--primary);box-shadow:0 -4px 16px #0000001f;padding-block:.9rem}.cookie-banner[hidden]{display:none}.cookie-banner h2{font-size:1rem;margin:0 0 .2rem}.cookie-banner p{margin:0;font-size:.9rem;line-height:1.5}.cookie-inner{display:flex;flex-wrap:wrap;gap:.8rem;align-items:center;justify-content:space-between}.cookie-actions{display:flex;gap:.6rem;flex-wrap:wrap}.prose-page{max-width:46rem}.supplement,.best,.compare{max-width:52rem}.prose h2{margin-top:2em;scroll-margin-top:1rem}.prose img{border-radius:var(--radius)}.prose blockquote{background:var(--surface);border:1px solid var(--border);border-left:5px solid var(--primary);border-radius:12px;margin:1.2em 0;padding:.7em 1.2em}.prose blockquote>:last-child{margin-bottom:0}.prose table{border-collapse:collapse;width:100%;display:block;overflow-x:auto;font-size:.95rem}.prose th,.prose td{border:1px solid var(--border);padding:.5rem .7rem;text-align:left;vertical-align:top}.prose th{background:var(--surface-2)}.prose li{margin-bottom:.35em}.meta{color:var(--muted);font-size:.875rem;margin:0 0 .3rem}.tags{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:.4rem}.tags li{background:var(--surface-2);border-radius:999px;padding:0 .8rem;font-size:.85rem}.related-guide{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:.6rem 1rem}.hero{padding:2.5rem 0 1.5rem;max-width:48rem}.hero p.lead,.lead{font-size:1.2rem;color:var(--muted)}.hero-actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.25rem}.steps{margin-block:1rem 0}.step-list{list-style:none;counter-reset:s;display:grid;gap:.75rem;grid-template-columns:repeat(auto-fit,minmax(10.5rem,1fr));padding:0;margin:0}.step-list li{counter-increment:s;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:.8rem 1rem;display:flex;flex-direction:column;line-height:1.4;margin:0}.step-list li:before{content:counter(s);width:1.7rem;height:1.7rem;border-radius:50%;background:var(--primary);color:var(--on-primary);font-weight:700;font-size:.85rem;display:grid;place-items:center;margin-bottom:.4rem}.step-list li span{color:var(--muted);font-size:.85rem}.step-list-inline li{padding:.5rem .8rem}.section{margin-block:2.75rem}.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;flex-wrap:wrap}.section-head h2{margin:0 0 .75rem}.split{display:grid;gap:1.25rem;grid-template-columns:repeat(auto-fit,minmax(17rem,1fr))}.feature-card{display:block;background:var(--surface-2);border-radius:var(--radius);padding:1.4rem 1.5rem;text-decoration:none;color:var(--text);border:1px solid var(--border)}.feature-card h2{margin:0 0 .4rem;font-size:1.3rem}.feature-card:hover{border-color:var(--primary)}.feature-card .more{color:var(--primary);font-weight:600}.grid{display:grid;gap:1.25rem;grid-template-columns:repeat(auto-fill,minmax(17rem,1fr))}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.1rem 1.25rem}.card h3{margin:.1rem 0 .4rem;font-size:1.15rem}.card h3 a{color:var(--text);text-decoration:none}.card h3 a:hover{color:var(--primary);text-decoration:underline}.card p:last-child{margin-bottom:0}.card img{border-radius:10px;margin-bottom:.5rem;width:100%}.pagination{display:flex;justify-content:space-between;gap:1rem;margin-top:2rem}.evidence-panel{background:var(--surface);border:1px solid var(--border);border-left:5px solid var(--accent);border-radius:12px;padding:.8rem 1.1rem;margin:1rem 0 1.5rem}.ep-row{margin:0 0 .4rem}.ep-row:last-child{margin-bottom:0}.s-hero{margin-bottom:1.25rem}.glance{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));margin:1.25rem 0 1.5rem}.glance-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1rem 1.25rem}.glance-card h2{font-size:.95rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 .6rem}.glance-steps{list-style:none;margin:0;padding:0}.glance-steps li{display:flex;gap:.7rem;align-items:center;margin:0 0 .35rem;line-height:1.4}.glance-steps .num{width:1.5rem;height:1.5rem;flex:none;border-radius:50%;background:var(--primary);color:var(--on-primary);font-size:.8rem;font-weight:700;display:grid;place-items:center}.supplement-prose h2{padding-top:.4rem;border-top:1px solid var(--border)}.cta-card{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius);padding:1.4rem 1.6rem;margin-top:2.5rem}.cta-card h2{margin-top:0}.cta-actions{display:flex;gap:.7rem;flex-wrap:wrap;margin:0}.affiliate-block{background:var(--surface);border:2px solid var(--accent);border-radius:var(--radius);padding:1rem 1.3rem;margin:1.2rem 0;scroll-margin-top:1rem}.affiliate-block.is-stub{border-style:dashed;border-color:var(--border);background:var(--surface-2)}.affiliate-block p{margin:0 0 .6rem;font-size:.95rem;line-height:1.55}.ab-title{font-weight:700;font-size:1.05rem!important}.ab-disclosure{color:var(--muted)}.ab-list{list-style:none;padding:0;margin:0 0 .6rem}.ab-item{margin:0 0 .6rem;line-height:1.5}.ab-meta{color:var(--muted);font-size:.9rem}.ab-example{font-size:.75rem;background:var(--notice-placeholder-bg);border-radius:999px;padding:0 .5rem}.ab-fine{font-size:.82rem!important;color:var(--muted);margin:0!important}.affiliate-marker{font-size:.75rem;color:var(--muted)}.table-wrap{overflow-x:auto}.quick-table,.compare-table{border-collapse:collapse;width:100%;font-size:.95rem;background:var(--surface);border-radius:12px}.quick-table th,.quick-table td,.compare-table th,.compare-table td{border:1px solid var(--border);padding:.6rem .8rem;text-align:left;vertical-align:top}.quick-table thead th,.compare-table thead th{background:var(--surface-2)}.compare-table tbody th{background:var(--surface-2);width:10rem}.tagline{display:block;font-weight:400;color:var(--muted);font-size:.85rem}.product-list{list-style:none;padding:0;display:grid;gap:1.2rem}.product-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.2rem 1.4rem}.pc-head{display:flex;gap:1rem;align-items:flex-start}.pc-head h3{margin:.2rem 0}.rank{flex:none;width:2.4rem;height:2.4rem;border-radius:50%;background:var(--primary);color:var(--on-primary);font-weight:700;display:grid;place-items:center}.pros-cons{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(13rem,1fr));margin-bottom:.8rem}.pros-cons ul{margin:0;padding-left:1.2rem}.pros li::marker{content:"＋ ";color:var(--grade-a)}.cons li::marker{content:"－ ";color:var(--grade-e)}.method,.verdict{background:var(--surface-2);border-radius:var(--radius);padding:.5rem 1.4rem 1rem;margin-top:2rem}.verdict{border-left:5px solid var(--primary)}.ad-line{background:var(--surface-2);border-radius:10px;padding:.4rem .8rem;display:inline-block}.toc{margin:1.2rem 0}.toc ol{margin:0;padding-left:1.2rem}.legend{display:grid;gap:.8rem;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));margin-bottom:1.2rem}.legend .card{padding:.8rem 1rem}.start-list li{margin-bottom:.4rem}.stacks-slot{background:var(--surface-2);border-radius:var(--radius);padding:.2rem 1.4rem 1.2rem;margin:2rem 0}.az-filters{display:grid;gap:.75rem;grid-template-columns:repeat(auto-fit,minmax(12rem,1fr));background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1rem;margin-bottom:1rem}.az-filters label{display:block;font-weight:600;font-size:.9rem;margin-bottom:.2rem}.az-filters input,.az-filters select{width:100%}.letter-nav{list-style:none;display:flex;flex-wrap:wrap;gap:.35rem;padding:0;margin:0 0 1.5rem;position:sticky;top:0;background:var(--bg);padding-block:.5rem;z-index:5}.letter-nav a,.letter-nav span{display:inline-block;min-width:2.2rem;text-align:center;padding:.2rem .4rem;border:1px solid var(--border);border-radius:999px;text-decoration:none;font-weight:600}.letter-nav span{color:var(--muted);opacity:.55}.letter-nav a:hover{background:var(--surface-2)}.letter-section h2{border-bottom:2px solid var(--border);padding-bottom:.2rem;scroll-margin-top:4rem}.az-list{list-style:none;padding:0;margin:0;display:grid;gap:.75rem}.az-item{display:flex;flex-wrap:wrap;gap:.25rem 1rem;align-items:baseline;justify-content:space-between;padding:.7rem 1rem;background:var(--surface);border:1px solid var(--border);border-radius:12px}.az-item[hidden],.letter-section[hidden]{display:none}.az-item .name{font-weight:600}.az-item .sub{color:var(--muted);font-size:.9rem;flex-basis:100%;line-height:1.5}@media print{.site-header,.site-footer,.cookie-banner,.newsletter{display:none}}.where-card{margin-top:2rem}.ab-badge{display:inline-block;background:var(--accent);color:var(--on-accent);border-radius:999px;padding:0 .6rem;font-size:.75rem;font-weight:700}.ab-region{display:flex;align-items:center;gap:.4rem;margin:0 0 .7rem;font-size:.9rem}.ab-region[hidden]{display:none}.ab-region button{padding:.1rem .9rem;font-size:.85rem;background:transparent;color:var(--primary)}.ab-region button[aria-pressed=true]{background:var(--primary);color:var(--on-primary)}.ab-group-title{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:.6rem 0 .4rem}.ab-groups.is-js .ab-group-title{display:none}.ab-other{margin:0 0 .6rem;font-size:.95rem}.ab-other summary{cursor:pointer;color:var(--primary);font-weight:600;margin-bottom:.4rem}.affiliate-block.ab-compact{border:0;border-top:1px solid var(--border);border-radius:0;background:none;padding:.6rem 0 0;margin:.8rem 0 0}.ab-compact .ab-group-title{margin:.4rem 0 .3rem}.ab-region.is-page{margin:.5rem 0 1rem}.ab-footer{margin:1rem 0}.faq-section{margin-top:2rem}.ab-region-tag{display:inline-block;font-size:.7rem;font-weight:700;border:1px solid var(--border);border-radius:6px;padding:0 .35rem;color:var(--muted)}.link-list{list-style:none;padding:0;margin:.5rem 0 0;display:grid;gap:.35rem}.section-tight{margin:2rem 0}.disclaimer-fda{margin-top:1.5rem;color:var(--muted, #6b6258)}.availability-note{color:var(--muted, #6b6258);margin:1.25rem 0}.more-guides{margin-top:.75rem}.more-guides summary{cursor:pointer;font-weight:600}.wordmark{letter-spacing:-.01em}.wordmark b{color:var(--primary);font-weight:800}.independence{color:var(--muted);margin:.4rem 0 0}.ab-independence{color:var(--muted);font-size:.875rem;margin:.5rem 0}
