:root{
  --navy:#061a33;
  --navy-2:#08264a;
  --blue:#0757c8;
  --blue-2:#0b73e8;
  --cyan:#4fb4ff;
  --sky:#eaf5ff;
  --pale:#f6fbff;
  --paper:#ffffff;
  --ink:#0b1d35;
  --muted:#5e7189;
  --soft:#d8e6f5;
  --border:#dbe7f4;
  --green:#20785a;
  --gold:#b17d1a;
  --danger:#9f2a2a;
  --shadow:0 18px 46px rgba(6,26,51,.12);
  --shadow-soft:0 10px 28px rgba(6,26,51,.08);
  --radius:16px;
  --radius-sm:10px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;color:var(--ink);background:#f4f7fb;line-height:1.55;font-size:16px}
a{color:var(--blue);text-decoration:none;font-weight:650}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.skip-link{position:absolute;left:-999px;top:0;background:white;color:var(--navy);padding:10px 14px;z-index:999}
.skip-link:focus{left:12px;top:12px}
.topbar{background:var(--navy);color:#d9edff;font-size:13px;padding:7px 0}
.topbar .inner{max-width:var(--max);margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:0 22px;gap:16px}
.topbar-links{display:flex;gap:18px;align-items:center;white-space:nowrap}
.topbar a{color:#d9edff;font-weight:700}
.site-header{background:rgba(255,255,255,.96);position:sticky;top:0;z-index:50;box-shadow:0 1px 0 rgba(8,38,74,.08);backdrop-filter:blur(12px)}
.nav-wrap{max-width:var(--max);margin:0 auto;padding:14px 22px;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:11px;color:var(--navy);font-size:21px;font-weight:900;letter-spacing:-.035em;min-width:max-content}
.logo:hover{text-decoration:none}.logo img{width:36px;height:36px}
.main-nav{display:flex;align-items:center;gap:20px;flex:1;justify-content:center}
.nav-item{position:relative}.nav-link{color:#1c2e46;font-size:14px;font-weight:800;display:flex;gap:6px;align-items:center;padding:8px 2px}.nav-link::after{content:"⌄";font-size:13px;color:#64819e}.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown{position:absolute;top:100%;left:-20px;background:white;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:12px;min-width:245px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.18s ease;z-index:80}
.dropdown a{display:block;color:#1b2b43;font-weight:700;padding:10px 12px;border-radius:10px;font-size:14px}.dropdown a:hover{background:var(--sky);text-decoration:none;color:var(--blue)}
.nav-actions{display:flex;gap:10px;align-items:center;min-width:max-content}.icon-btn{border:0;background:white;color:var(--navy);font-size:21px;line-height:1;padding:8px;border-radius:999px;cursor:pointer}.icon-btn:hover{background:var(--sky)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;padding:12px 18px;font-weight:900;border:1px solid transparent;text-decoration:none;box-shadow:none;cursor:pointer;font-size:14px;line-height:1.1}.btn:hover{text-decoration:none;transform:translateY(-1px)}.btn-primary{background:linear-gradient(135deg,var(--blue),var(--blue-2));color:white;box-shadow:0 10px 20px rgba(7,87,200,.22)}.btn-secondary{background:white;color:var(--blue);border-color:#a9c9ef}.btn-dark{background:var(--navy);color:white}.btn-ghost{background:rgba(255,255,255,.1);color:white;border-color:rgba(255,255,255,.55)}.btn-light{background:#f0f7ff;color:var(--blue);border-color:#cfe2f8}.btn-small{padding:9px 13px;font-size:13px;border-radius:7px}
.mobile-toggle{display:none;border:0;background:#edf6ff;color:var(--navy);padding:9px 11px;border-radius:10px;font-weight:900}
.hero{background:linear-gradient(90deg,rgba(6,26,51,.96),rgba(7,72,156,.82) 52%,rgba(7,87,200,.35)), url('../img/hero-garden.svg');background-size:cover;background-position:center;min-height:520px;color:white;display:flex;align-items:center;border-bottom:1px solid rgba(255,255,255,.15)}
.hero .inner{max-width:var(--max);margin:0 auto;padding:64px 22px 58px;width:100%;display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}.eyebrow{font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:900;color:#88c9ff;margin-bottom:12px}.hero h1{font-size:62px;line-height:.98;margin:0 0 18px;letter-spacing:-.05em;max-width:650px}.hero p{font-size:21px;line-height:1.45;max-width:600px;margin:0 0 26px;color:#e9f6ff}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:25px 0}.trust-row{display:flex;gap:24px;flex-wrap:wrap;margin-top:36px}.trust-item{display:flex;align-items:center;gap:9px;font-weight:800;color:#eaf7ff;font-size:14px}.trust-icon{width:32px;height:32px;border:1px solid rgba(255,255,255,.32);border-radius:9px;display:inline-flex;align-items:center;justify-content:center;background:rgba(255,255,255,.08)}.hero-card{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);border-radius:22px;padding:24px;backdrop-filter:blur(8px);box-shadow:0 20px 60px rgba(0,0,0,.18)}.hero-card img{border-radius:16px}.hero-stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}.mini-stat{background:rgba(255,255,255,.16);border-radius:12px;padding:12px}.mini-stat strong{display:block;font-size:22px}.mini-stat span{font-size:12px;color:#d9ecff;font-weight:750}
section{position:relative}.section{max-width:var(--max);margin:0 auto;padding:52px 22px}.section-tight{padding-top:30px;padding-bottom:30px}.section-title{text-align:center;margin:0 0 28px;font-size:32px;line-height:1.1;letter-spacing:-.035em}.section-title.left{text-align:left}.section-lead{max-width:760px;margin:-12px auto 34px;text-align:center;color:var(--muted);font-size:18px}.section-lead.left{text-align:left;margin-left:0}
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card-grid.three{grid-template-columns:repeat(3,1fr)}.card-grid.two{grid-template-columns:repeat(2,1fr)}.card{background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-soft);overflow:hidden}.card-body{padding:20px}.card h3{margin:0 0 8px;font-size:19px;line-height:1.17;letter-spacing:-.02em}.card p{margin:0 0 14px;color:var(--muted);font-size:14.5px}.card-img{height:170px;background:#e8f3ff;display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--border)}.card-img img{width:100%;height:100%;object-fit:cover}.card-link{font-size:14px;font-weight:900}.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px}.feature-panel{background:linear-gradient(135deg,#fff,#eef7ff);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-soft);padding:30px;display:grid;grid-template-columns:140px 1fr;gap:22px;align-items:center}.feature-panel h3{font-size:26px;line-height:1.05;margin:0 0 10px;letter-spacing:-.035em}.feature-panel p{margin:0 0 15px;color:var(--muted)}.feature-panel .qr{width:130px;height:130px;background:white;border:1px solid var(--border);border-radius:12px;display:flex;align-items:center;justify-content:center}
.wide-feature{display:grid;grid-template-columns:1.15fr .85fr;background:var(--paper);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border);margin:20px 0 48px}.wide-feature .media{background:#dbeefe}.wide-feature .media img{height:100%;width:100%;object-fit:cover}.wide-feature .copy{padding:46px;background:linear-gradient(135deg,#fff,#eef7ff)}.wide-feature h2{font-size:41px;line-height:1.03;margin:0 0 18px;letter-spacing:-.04em}.wide-feature p{font-size:17px;color:var(--muted)}.icon-row{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;text-align:center}.icon-card{padding:16px;border-radius:16px}.icon-card img{width:55px;margin:0 auto 10px}.icon-card strong{font-size:13px;text-transform:uppercase;letter-spacing:.02em}
.faq{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 34px}.faq-item{border-bottom:1px solid var(--border)}.faq-q{width:100%;background:none;border:0;text-align:left;padding:18px 0;font-weight:900;color:var(--ink);font-size:15px;display:flex;justify-content:space-between;gap:12px;cursor:pointer}.faq-a{display:none;color:var(--muted);padding:0 0 18px;font-size:14.5px}.faq-item.open .faq-a{display:block}.faq-q span:last-child{color:var(--blue)}
.page-hero{background:linear-gradient(135deg,var(--navy),#074f9b);color:white}.page-hero .inner{max-width:var(--max);margin:0 auto;padding:54px 22px;display:grid;grid-template-columns:1fr .42fr;gap:34px;align-items:center}.page-hero h1{font-size:52px;line-height:1;margin:0 0 14px;letter-spacing:-.045em}.page-hero p{font-size:19px;color:#dceeff;margin:0;max-width:760px}.crumbs{font-size:13px;color:#b5d7f3;margin-bottom:16px}.crumbs a{color:#d8edff}.page-hero-card{border:1px solid rgba(255,255,255,.24);border-radius:20px;background:rgba(255,255,255,.1);padding:22px;box-shadow:0 20px 55px rgba(0,0,0,.16)}.page-hero-card strong{display:block;font-size:30px}.page-hero-card span{color:#dceeff;font-size:14px}.content-layout{max-width:var(--max);margin:0 auto;padding:42px 22px;display:grid;grid-template-columns:270px 1fr;gap:38px}.sidebar{position:sticky;top:92px;align-self:start}.side-card{background:white;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow-soft);padding:18px}.side-card h3{margin:0 0 12px;font-size:16px}.side-card a{display:block;padding:9px 10px;border-radius:9px;color:#2a425d;font-size:14px;font-weight:800}.side-card a:hover,.side-card a.active{background:var(--sky);text-decoration:none;color:var(--blue)}.article{background:white;border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow-soft);padding:38px}.article h2{font-size:31px;line-height:1.12;margin:34px 0 12px;letter-spacing:-.035em}.article h2:first-child{margin-top:0}.article h3{font-size:22px;line-height:1.22;margin:26px 0 9px;letter-spacing:-.02em}.article p{color:#2b3f55;margin:0 0 16px}.article ul,.article ol{padding-left:22px;color:#2b3f55}.article li{margin:7px 0}.article blockquote{margin:24px 0;padding:20px 24px;border-left:5px solid var(--blue);background:#f0f7ff;border-radius:12px;color:#183451}.article table{width:100%;border-collapse:collapse;margin:18px 0;border:1px solid var(--border);border-radius:12px;overflow:hidden}.article th,.article td{border-bottom:1px solid var(--border);padding:12px;vertical-align:top;text-align:left}.article th{background:#eff7ff;color:#0d315a}.article tr:last-child td{border-bottom:0}.article .callout{background:#f1f8ff;border:1px solid #cfe2f8;border-radius:16px;padding:18px;margin:22px 0}.article .warning{background:#fff7ed;border-color:#ffd7a8}.article .danger{background:#fff0f0;border-color:#ffc4c4}.article .green{background:#ecfff6;border-color:#bfead4}.tag-row{display:flex;gap:9px;flex-wrap:wrap;margin:14px 0}.tag{display:inline-flex;align-items:center;border:1px solid var(--border);background:#f5faff;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:900;color:#31506f}.evidence{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:18px 0}.evidence .level{border:1px solid var(--border);background:#fbfdff;border-radius:14px;padding:14px}.level strong{display:block;color:var(--blue);font-size:18px}.level span{font-size:13px;color:var(--muted)}.formula-card{border:1px solid var(--border);background:linear-gradient(135deg,#fff,#f2f8ff);border-radius:16px;padding:20px;margin:18px 0}.formula-card h3{margin-top:0}.ingredient-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0}.ingredient-item{border:1px solid var(--border);border-radius:14px;padding:14px;background:#fff}.ingredient-item strong{display:block}.ingredient-item span{font-size:13px;color:var(--muted)}.research-meta{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:0 0 28px}.meta-box{background:#f7fbff;border:1px solid var(--border);border-radius:14px;padding:12px}.meta-box span{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.08em;font-weight:900;color:#6a83a0}.meta-box strong{display:block;font-size:15px;color:#123255}.references{font-size:14px}.references a{word-break:break-word}.grid-index{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.index-card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:var(--shadow-soft)}.index-card h3{margin:0 0 8px}.index-card p{color:var(--muted);font-size:14.5px}.index-card .badge{display:inline-block;background:#edf7ff;color:#0b5fc9;border-radius:999px;font-size:12px;font-weight:900;padding:5px 8px;margin-bottom:12px}.product-hero{display:grid;grid-template-columns:1fr .9fr;gap:28px;align-items:center}.product-box-art{background:linear-gradient(135deg,#e7f4ff,#fff);border:1px solid #cae1f7;border-radius:22px;padding:28px;box-shadow:var(--shadow-soft);text-align:center}.product-box-art img{max-width:330px;margin:auto}.path-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.path-card{background:white;border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:var(--shadow-soft)}.path-card h3{margin-top:0}.notice-strip{background:#08264a;color:#e8f6ff}.notice-strip .section{padding-top:18px;padding-bottom:18px;display:flex;align-items:center;justify-content:space-between;gap:18px}.notice-strip p{margin:0;color:#e8f6ff}.footer{background:#061a33;color:#d9e8f8}.footer .inner{max-width:var(--max);margin:0 auto;padding:44px 22px 24px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(5,1fr);gap:28px;margin-bottom:34px}.footer h3,.footer h4{color:white;margin:0 0 12px}.footer p,.footer a{color:#d9e8f8;font-size:14px;font-weight:600}.footer a{display:block;margin:7px 0}.subscribe-box{display:flex;margin-top:14px;gap:8px}.subscribe-box input{min-width:0;flex:1;border:1px solid #2d4e74;background:#0a2749;color:white;border-radius:8px;padding:11px}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:18px;display:flex;justify-content:space-between;gap:18px;font-size:13px;color:#bfd3e9}.toc-mobile{display:none}
.home-research-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.paper-preview{background:#fff;border:1px solid var(--border);border-radius:18px;padding:22px;box-shadow:var(--shadow-soft)}.paper-preview h3{font-size:22px;margin:0 0 8px}.paper-preview p{color:var(--muted)}.paper-preview .paper-meta{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:#6d8bad;font-weight:900;margin-bottom:10px}.detail-band{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
@media(max-width:980px){.main-nav{display:none}.mobile-toggle{display:inline-flex}.nav-wrap{justify-content:space-between}.nav-actions .icon-btn{display:none}.site-header.open .main-nav{display:flex;position:absolute;left:0;right:0;top:64px;background:#fff;border-top:1px solid var(--border);padding:12px 22px 20px;flex-direction:column;align-items:stretch}.site-header.open .dropdown{position:static;visibility:visible;opacity:1;transform:none;box-shadow:none;border:0;padding:0;background:transparent;min-width:0}.site-header.open .nav-link::after{display:none}.hero .inner,.page-hero .inner,.content-layout,.product-hero{grid-template-columns:1fr}.hero-card,.page-hero-card{display:none}.hero h1{font-size:48px}.card-grid,.card-grid.three,.grid-index{grid-template-columns:repeat(2,1fr)}.feature-row,.wide-feature,.faq-grid,.home-research-grid{grid-template-columns:1fr}.wide-feature .media img{height:320px}.icon-row{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.sidebar{position:static}.content-layout{padding-top:24px}.toc-mobile{display:block;margin-bottom:20px}.research-meta,.evidence,.ingredient-list,.path-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){body{font-size:15px}.topbar .inner{display:block}.topbar-links{margin-top:6px}.hero{min-height:0}.hero .inner{padding:52px 18px}.hero h1{font-size:40px}.hero p{font-size:18px}.section{padding:38px 18px}.page-hero .inner{padding:42px 18px}.page-hero h1{font-size:38px}.card-grid,.card-grid.three,.card-grid.two,.grid-index,.feature-panel,.footer-grid,.research-meta,.evidence,.ingredient-list,.path-grid{grid-template-columns:1fr}.content-layout{padding:26px 18px}.article{padding:24px;border-radius:16px}.article h2{font-size:27px}.hero-actions,.notice-strip .section{display:block}.hero-actions .btn{margin:0 10px 10px 0}.feature-panel{display:block}.feature-panel .qr{margin-bottom:16px}.icon-row{grid-template-columns:repeat(2,1fr)}.footer-bottom{display:block}.subscribe-box{display:block}.subscribe-box input{width:100%;margin-bottom:8px}.wide-feature .copy{padding:28px}.wide-feature h2{font-size:33px}}
@media print{.topbar,.site-header,.footer,.sidebar,.notice-strip{display:none}.content-layout{display:block;padding:0}.article{box-shadow:none;border:0}.page-hero{color:#000;background:white}.page-hero .inner{display:block;padding:0}.article a::after{content:" (" attr(href) ")";font-size:11px;color:#555}}