/* ==========================================================================
   Kurma Afiat — "Evidence-Clinic" theme
   Calm health-authority system: trustworthy blue-grey, evidence-grade badges,
   dosage-table styled cards, condition index rail, clinical whitespace.
   Self-contained: palette baked here, fonts loaded via fraunces-inter.css.
   ========================================================================== */

:root{
  --ink:#16242e; --ink-2:#2a4254;
  --acc:#3d7ea6; --acc-d:#2a5f80; --acc-l:#6aa2c4;
  --brand:#336a8c; --brand-2:#4684aa;
  --paper:#F1F7FA; --paper-2:#E0ECF2;
  --line:#c6dde8; --muted:#6c8492;
  --white:#ffffff;

  /* evidence-tier accents */
  --ev-clinic:#1f7a5a;   --ev-clinic-bg:#e6f4ee;
  --ev-early:#b06d12;    --ev-early-bg:#fbf0df;
  --ev-tradition:#5b54a6;--ev-tradition-bg:#ecebf7;

  --serif:'Fraunces',Georgia,serif;
  --sans:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;

  --maxw:1200px;
  --r:14px; --r-sm:9px; --r-lg:22px;
  --sh-1:0 1px 2px rgba(22,36,46,.05), 0 1px 1px rgba(22,36,46,.04);
  --sh-2:0 6px 20px -8px rgba(22,36,46,.16);
  --sh-3:0 18px 50px -22px rgba(22,36,46,.28);
  --gut:clamp(16px,4vw,28px);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--ink);background:var(--white);
  font-size:16.5px;line-height:1.68;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--acc-d);text-decoration:none}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.12;color:var(--ink);margin:0;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.6vw,3.25rem)}
h2{font-size:clamp(1.55rem,3.2vw,2.35rem)}
h3{font-size:1.2rem}
p{margin:0 0 1rem}
strong{font-weight:600;color:var(--ink-2)}
.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gut)}
.muted{color:var(--muted)}
.center{text-align:center}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;z-index:200;border-radius:0 0 8px 0}
.skip-link:focus{left:0}
:focus-visible{outline:2.5px solid var(--acc);outline-offset:2px;border-radius:4px}

/* ---- eyebrow / kicker ---------------------------------------------------- */
.kicker{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--sans);
  font-size:.72rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--acc-d);margin:0 0 14px;
}
.kicker::before{content:"";width:22px;height:2px;background:var(--acc);border-radius:2px}
.kicker.is-center{justify-content:center}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn{
  --bg:var(--acc);--fg:#fff;
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--sans);font-weight:600;font-size:.94rem;line-height:1;
  padding:14px 22px;border-radius:var(--r-sm);border:1.5px solid transparent;
  background:var(--bg);color:var(--fg);cursor:pointer;transition:.18s ease;
  white-space:nowrap;text-align:center;
}
.btn:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-lg{padding:16px 28px;font-size:1rem}
.btn-sm{padding:10px 16px;font-size:.85rem}
.btn-wa{--bg:#1f9d57;--fg:#fff}
.btn-wa:hover{--bg:#188a4b}
.btn-ink{--bg:var(--ink);--fg:#fff}
.btn-ink:hover{--bg:#0e1920}
.btn-ghost{--bg:transparent;--fg:var(--ink);border-color:var(--line)}
.btn-ghost:hover{--bg:var(--paper);border-color:var(--acc-l)}
.btn-soft{--bg:var(--paper-2);--fg:var(--acc-d);border-color:transparent}
.btn-soft:hover{--bg:var(--line)}
.wa-ic{display:inline-flex;width:18px;height:18px;flex:0 0 auto}
.wa-ic svg{width:100%;height:100%}

/* ==========================================================================
   HEADER  — two-tier clinical bar with evidence legend
   ========================================================================== */
.topbar{background:var(--ink);color:#cfe1ec;font-size:.78rem}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:38px;flex-wrap:wrap}
.topbar a{color:#eaf3f8}
.tb-left{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.tb-item{display:inline-flex;align-items:center;gap:7px;white-space:nowrap}
.tb-item svg{width:14px;height:14px;opacity:.8;flex:0 0 auto}
.tb-right{display:inline-flex;align-items:center;gap:7px;font-weight:600;white-space:nowrap}
.tb-right .dot{width:7px;height:7px;border-radius:50%;background:#3ddc97;box-shadow:0 0 0 3px rgba(61,220,151,.22)}

.site-header{position:sticky;top:0;z-index:90;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:18px;min-height:70px}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-logo{width:42px;height:44px;object-fit:contain}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text b{font-family:var(--serif);font-weight:600;font-size:1.16rem;color:var(--ink);letter-spacing:-.01em}
.brand-text small{font-size:.66rem;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);font-weight:600}

.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{
  font-family:var(--sans);font-weight:500;font-size:.93rem;color:var(--ink-2);
  padding:9px 13px;border-radius:8px;transition:.15s;position:relative;
}
.main-nav a:hover{color:var(--ink);background:var(--paper)}
.header-tools{display:flex;align-items:center;gap:10px}
.lang-toggle{
  display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;
  border:1px solid var(--line);border-radius:8px;font-size:.78rem;font-weight:700;
  color:var(--ink-2);letter-spacing:.04em;transition:.15s;
}
.lang-toggle:hover{border-color:var(--acc-l);color:var(--acc-d);background:var(--paper)}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:9px;background:var(--white);color:var(--ink);font-size:1.3rem;cursor:pointer;align-items:center;justify-content:center}

/* ==========================================================================
   EVIDENCE BADGES  — the signature element
   ========================================================================== */
.evb{
  display:inline-flex;align-items:center;gap:6px;font-family:var(--sans);
  font-size:.7rem;font-weight:700;letter-spacing:.02em;line-height:1;
  padding:5px 10px 5px 8px;border-radius:100px;border:1px solid transparent;text-transform:none;
}
.evb::before{content:"";width:8px;height:8px;border-radius:50%;flex:0 0 auto}
.evb-clinic{color:var(--ev-clinic);background:var(--ev-clinic-bg);border-color:#c4e6d6}
.evb-clinic::before{background:var(--ev-clinic)}
.evb-early{color:var(--ev-early);background:var(--ev-early-bg);border-color:#f0dcb8}
.evb-early::before{background:var(--ev-early)}
.evb-tradition{color:var(--ev-tradition);background:var(--ev-tradition-bg);border-color:#d6d3ee}
.evb-tradition::before{background:var(--ev-tradition)}

/* evidence legend (header strip + hero) */
.ev-legend{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.ev-legend .li{display:inline-flex;align-items:center;gap:7px;font-size:.78rem;color:var(--ink-2);font-weight:500}
.ev-legend .li i{width:9px;height:9px;border-radius:50%;flex:0 0 auto}
.lc{background:var(--ev-clinic)} .le{background:var(--ev-early)} .lt{background:var(--ev-tradition)}

/* ==========================================================================
   SECTION RHYTHM
   ========================================================================== */
.section{padding:clamp(52px,7vw,92px) 0}
.section-sm{padding:clamp(38px,5vw,60px) 0}
.bg-paper{background:var(--paper)}
.bg-paper-2{background:var(--paper-2)}
.bg-ink{background:var(--ink);color:#dce8f0}
.bg-ink h2,.bg-ink h3{color:#fff}
.sec-head{max-width:680px;margin-bottom:40px}
.sec-head.is-center{margin-inline:auto;text-align:center}
.sec-head p.lead{margin-top:14px;color:var(--muted);font-size:1.06rem}
.lead{font-size:1.12rem;line-height:1.6}

/* a thin clinical rule with a centered ◆ */
.rule{display:flex;align-items:center;gap:14px;color:var(--line)}
.rule::before,.rule::after{content:"";height:1px;background:var(--line);flex:1}
.rule span{font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);font-weight:600}

/* ==========================================================================
   HERO  — split editorial + data "fact card"
   ========================================================================== */
.hero{position:relative;background:
   radial-gradient(1100px 520px at 88% -8%,#fff 0,var(--paper) 46%,var(--paper-2) 100%);
   border-bottom:1px solid var(--line);overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:34px 34px;-webkit-mask-image:radial-gradient(560px 380px at 82% 18%,#000,transparent 78%);
          mask-image:radial-gradient(560px 380px at 82% 18%,#000,transparent 78%);
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.06fr .94fr;gap:clamp(28px,4vw,56px);align-items:center;padding:clamp(48px,6.5vw,86px) 0}
.hero h1{margin:0 0 18px}
.hero h1 .accent{color:var(--acc-d);position:relative;white-space:nowrap}
.hero .lead{color:var(--ink-2);max-width:34em;margin-bottom:22px}
.hero-legend{margin:0 0 26px;padding:14px 16px;background:rgba(255,255,255,.66);border:1px solid var(--line);border-radius:var(--r);backdrop-filter:blur(2px)}
.hero-legend .ttl{font-size:.7rem;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:9px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:22px}
.hero-foot{display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:.86rem;color:var(--muted)}
.hero-foot .hf{display:inline-flex;align-items:center;gap:8px}
.hero-foot svg{width:17px;height:17px;color:var(--acc);flex:0 0 auto}

/* fact card (right column) */
.factcard{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-3);overflow:hidden}
.factcard-img{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.factcard-img img{width:100%;height:100%;object-fit:cover}
.factcard-img .tag{position:absolute;left:14px;top:14px;z-index:2}
.factcard-body{padding:20px 22px 22px}
.factcard h3{font-family:var(--sans);font-size:.74rem;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:14px}
.fc-rows{display:grid;gap:0}
.fc-row{display:flex;align-items:baseline;justify-content:space-between;gap:14px;padding:11px 0;border-top:1px dashed var(--line)}
.fc-row:first-child{border-top:0}
.fc-row .k{font-size:.9rem;color:var(--ink-2)}
.fc-row .v{font-family:var(--serif);font-weight:600;font-size:1.18rem;color:var(--ink);white-space:nowrap}
.fc-row .v small{font-family:var(--sans);font-size:.7rem;color:var(--muted);font-weight:600;margin-left:3px}
.fc-note{margin-top:14px;font-size:.74rem;color:var(--muted);line-height:1.5;display:flex;gap:8px}
.fc-note svg{width:15px;height:15px;flex:0 0 auto;color:var(--acc);margin-top:1px}

/* ==========================================================================
   CONDITION INDEX RAIL  — signature horizontal index
   ========================================================================== */
.condrail-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px;flex-wrap:wrap}
.condrail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(218px,1fr);gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 4px 18px;margin:0 -4px;scrollbar-width:thin}
.condrail::-webkit-scrollbar{height:7px}
.condrail::-webkit-scrollbar-thumb{background:var(--line);border-radius:10px}
.cond{
  scroll-snap-align:start;display:flex;flex-direction:column;gap:10px;
  padding:18px;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  transition:.2s;min-height:148px;position:relative;
}
.cond:hover{border-color:var(--acc-l);box-shadow:var(--sh-2);transform:translateY(-3px)}
.cond .ic{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:var(--paper);color:var(--acc-d);border:1px solid var(--line)}
.cond .ic svg{width:20px;height:20px}
.cond b{font-family:var(--serif);font-weight:600;font-size:1.04rem;color:var(--ink);line-height:1.15}
.cond span{font-size:.82rem;color:var(--muted);line-height:1.4}
.cond .go{margin-top:auto;font-size:.8rem;font-weight:600;color:var(--acc-d);display:inline-flex;align-items:center;gap:5px}
.cond:hover .go{gap:9px}

/* ==========================================================================
   PRODUCT CARDS  — dosage-table styled clinical entries (.pcard hook)
   ========================================================================== */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}

.pcard{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r);overflow:hidden;transition:.2s;position:relative;color:inherit;
  box-shadow:var(--sh-1);
}
.pcard:hover{border-color:var(--acc-l);box-shadow:var(--sh-3);transform:translateY(-4px)}
.pcard-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--paper-2)}
.pcard-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.pcard:hover .pcard-media img{transform:scale(1.05)}
.pcard-media .evb{position:absolute;left:12px;top:12px;z-index:2;box-shadow:0 2px 8px rgba(22,36,46,.12)}
.pcard-media .evb.evb-clinic{background:var(--ev-clinic-bg)}
.pcard-media .evb.evb-early{background:var(--ev-early-bg)}
.pcard-media .evb.evb-tradition{background:var(--ev-tradition-bg)}
.pcard-tag{position:absolute;right:12px;top:12px;z-index:2;font-size:.66rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;background:var(--ink);color:#fff;padding:5px 9px;border-radius:6px}

.pcard-body{padding:16px 17px 17px;display:flex;flex-direction:column;flex:1}
.pcard-origin{display:inline-flex;align-items:center;gap:5px;font-size:.74rem;font-weight:600;color:var(--acc-d);letter-spacing:.02em;margin-bottom:7px}
.pcard-origin svg{width:12px;height:12px;flex:0 0 auto}
.pcard-body h3{font-size:1.12rem;margin-bottom:8px;line-height:1.18}
.pcard-desc{font-size:.88rem;color:var(--muted);line-height:1.55;margin:0 0 13px}

/* dosage micro-table inside card */
.pcard-data{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden;margin-bottom:14px}
.pcard-data .d{background:#fff;padding:8px 6px;text-align:center}
.pcard-data .d .n{font-family:var(--serif);font-weight:600;font-size:.98rem;color:var(--ink);line-height:1}
.pcard-data .d .l{font-size:.6rem;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-top:3px}

.pcard-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:13px;border-top:1px solid var(--line)}
.price{font-family:var(--serif);font-weight:600;font-size:1.16rem;color:var(--ink)}
.price small{font-family:var(--sans);font-size:.66rem;color:var(--muted);font-weight:600}
.pcard-link{font-size:.82rem;font-weight:600;color:var(--acc-d);display:inline-flex;align-items:center;gap:5px;transition:.15s}
.pcard:hover .pcard-link{gap:9px}

/* article-flavored pcard (guides hub): no data row, taller image */
.pcard.is-article .pcard-media{aspect-ratio:16/10}

/* ==========================================================================
   METHODOLOGY — "how we grade evidence" 3-tier
   ========================================================================== */
.method{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.mcard{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px 22px;border-top:4px solid var(--tier,var(--acc))}
.mcard.t-clinic{--tier:var(--ev-clinic)}
.mcard.t-early{--tier:var(--ev-early)}
.mcard.t-tradition{--tier:var(--ev-tradition)}
.mcard .lead-badge{margin-bottom:16px}
.mcard h3{font-size:1.22rem;margin-bottom:10px}
.mcard p{font-size:.92rem;color:var(--ink-2);margin:0 0 14px}
.mcard ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.mcard li{font-size:.84rem;color:var(--muted);padding-left:22px;position:relative;line-height:1.45}
.mcard li::before{content:"";position:absolute;left:0;top:7px;width:11px;height:11px;border-radius:50%;border:2px solid var(--tier)}

/* ==========================================================================
   NUTRITION SNAPSHOT  — static clinical data band
   ========================================================================== */
.nutri{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid rgba(255,255,255,.16);border-radius:var(--r);overflow:hidden}
.nutri .n{padding:26px 22px;border-right:1px solid rgba(255,255,255,.14)}
.nutri .n:last-child{border-right:0}
.nutri .n .big{font-family:var(--serif);font-weight:600;font-size:clamp(1.7rem,3vw,2.3rem);color:#fff;line-height:1}
.nutri .n .lbl{font-size:.82rem;color:#aecadb;margin-top:8px}
.nutri .n .sub{font-size:.72rem;color:#7fa0b4;margin-top:4px}

/* ==========================================================================
   FEATURE / SPLIT BLOCK
   ========================================================================== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,56px);align-items:center}
.split.flip .split-media{order:2}
.split-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);border:1px solid var(--line)}
.split-media img{width:100%;aspect-ratio:5/4;object-fit:cover}
.checklist{list-style:none;margin:18px 0;padding:0;display:grid;gap:12px}
.checklist li{position:relative;padding-left:34px;font-size:.96rem;color:var(--ink-2);line-height:1.5}
.checklist li svg{position:absolute;left:0;top:1px;width:22px;height:22px;color:var(--ev-clinic);flex:0 0 auto}

/* ==========================================================================
   GUIDES / ARTICLE
   ========================================================================== */
.crumbs{display:flex;flex-wrap:wrap;gap:7px;font-size:.82rem;color:var(--muted);padding-top:22px}
.crumbs a{color:var(--acc-d)}
.crumbs a:hover{text-decoration:underline}
.crumbs span{color:var(--ink-2)}

.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:clamp(28px,4vw,52px);align-items:start}
.article-main{min-width:0}
.article-head{margin-bottom:24px}
.article-head h1{margin:12px 0 14px}
.article-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:.84rem;color:var(--muted);margin-top:12px}
.article-meta .av{width:30px;height:30px;border-radius:50%;background:var(--acc);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem}
.article-meta .sep{width:4px;height:4px;border-radius:50%;background:var(--line)}
.article-hero{margin:0 0 28px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line)}
.article-hero img{width:100%;aspect-ratio:16/9;object-fit:cover}
.article-hero figcaption{font-size:.76rem;color:var(--muted);padding:9px 4px;text-align:center}

/* clinical aside */
.article-aside{position:sticky;top:96px;display:grid;gap:18px}
.aside-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:18px}
.aside-card h4{font-family:var(--sans);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:700;margin:0 0 12px}
.aside-card .links{display:grid;gap:2px}
.aside-card .links a{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:.88rem;color:var(--ink-2);padding:9px 0;border-top:1px solid var(--line);transition:.15s}
.aside-card .links a:first-child{border-top:0}
.aside-card .links a:hover{color:var(--acc-d)}
.aside-card .links a svg{width:14px;height:14px;color:var(--muted);flex:0 0 auto}
.aside-cta{background:var(--ink);color:#dce8f0;border-radius:var(--r);padding:20px;text-align:center}
.aside-cta p{font-size:.9rem;margin-bottom:14px;color:#bcd2e0}

/* ==========================================================================
   PROSE  (.article-body)
   ========================================================================== */
.prose{font-size:1.04rem;line-height:1.75;color:var(--ink-2);max-width:72ch}
.prose>*+*{margin-top:1.1em}
.prose h2{font-size:1.62rem;margin:1.9em 0 .5em;padding-bottom:.32em;border-bottom:1px solid var(--line)}
.prose h3{font-size:1.26rem;margin:1.5em 0 .4em;color:var(--ink)}
.prose p{margin:0}
.prose a{color:var(--acc-d);text-decoration:underline;text-underline-offset:2px;text-decoration-color:var(--acc-l)}
.prose a:hover{text-decoration-color:var(--acc-d)}
.prose ul,.prose ol{margin:0;padding-left:1.3em}
.prose li{margin:.4em 0}
.prose li::marker{color:var(--acc)}
.prose strong{color:var(--ink)}
.prose blockquote{margin:1.4em 0;padding:14px 20px;border-left:3px solid var(--acc);background:var(--paper);border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--ink-2);font-style:normal}
.prose img{border-radius:var(--r);border:1px solid var(--line);margin:1.4em 0}
.prose table{width:100%;border-collapse:collapse;font-size:.92rem;margin:1.4em 0;display:block;overflow-x:auto}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.prose thead th{background:var(--paper);font-family:var(--sans);font-weight:600;color:var(--ink)}
.prose tbody tr:nth-child(even){background:var(--paper)}
.prose code{background:var(--paper-2);padding:2px 6px;border-radius:5px;font-size:.88em}
.prose hr{border:0;border-top:1px solid var(--line);margin:1.8em 0}

.article-cta{margin-top:34px;padding:24px;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);text-align:center}

/* ==========================================================================
   PRODUCT DETAIL  — clinical monograph
   ========================================================================== */
.pd-top{display:grid;grid-template-columns:1fr 1fr;gap:clamp(26px,4vw,48px);align-items:start}
.pd-gallery{position:sticky;top:96px}
.pd-media{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-2);background:var(--paper-2);aspect-ratio:1/1}
.pd-media img{width:100%;height:100%;object-fit:cover}
.pd-media .evb{position:absolute;left:16px;top:16px;z-index:2;background:#fff;box-shadow:var(--sh-1)}
.pd-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:4rem;color:var(--line)}

.pd-info h1{margin:6px 0 12px}
.pd-info .lead{color:var(--ink-2);margin-bottom:18px}
.pd-price{font-family:var(--serif);font-weight:600;font-size:2rem;color:var(--ink);margin:0 0 4px}
.pd-price small{font-family:var(--sans);font-weight:600}

/* monograph data sheet */
.spec{margin:22px 0;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.spec-row{display:grid;grid-template-columns:130px 1fr;gap:0}
.spec-row+.spec-row{border-top:1px solid var(--line)}
.spec-row .sk{background:var(--paper);padding:12px 14px;font-size:.8rem;font-weight:600;color:var(--ink-2);letter-spacing:.02em;display:flex;align-items:center}
.spec-row .sv{padding:12px 14px;font-size:.92rem;color:var(--ink-2)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;font-size:.8rem;font-weight:600;color:var(--ink-2);background:#fff;border:1px solid var(--line);padding:6px 11px;border-radius:100px}
.chip.acc{background:var(--paper);color:var(--acc-d);border-color:var(--line)}

.pd-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px;padding-top:22px;border-top:1px solid var(--line)}
.pd-assure{display:flex;gap:16px;flex-wrap:wrap;margin-top:18px;font-size:.82rem;color:var(--muted)}
.pd-assure .a{display:inline-flex;align-items:center;gap:7px}
.pd-assure svg{width:16px;height:16px;color:var(--acc);flex:0 0 auto}

/* benefits = evidence checklist */
.benefits-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px;list-style:none;margin:0;padding:0}
.benefits-grid li{display:flex;gap:12px;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);padding:15px 16px;font-size:.94rem;color:var(--ink-2);line-height:1.5}
.benefits-grid li svg{width:20px;height:20px;color:var(--ev-clinic);flex:0 0 auto;margin-top:1px}

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq{display:grid;gap:0;max-width:820px;margin-inline:auto;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;padding:18px 4px;font-family:var(--serif);font-weight:600;font-size:1.08rem;color:var(--ink);list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--sans);font-weight:400;font-size:1.5rem;color:var(--acc);transition:.2s;flex:0 0 auto;line-height:1}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details>p{margin:0 4px 18px;color:var(--ink-2);font-size:.96rem;line-height:1.65}

/* ==========================================================================
   PAGE HEAD (inner pages)
   ========================================================================== */
.page-head{background:var(--paper);border-bottom:1px solid var(--line);padding:clamp(40px,5.5vw,68px) 0;position:relative;overflow:hidden}
.page-head::before{content:"";position:absolute;inset:0;opacity:.4;background-image:radial-gradient(var(--line) 1.1px,transparent 1.1px);background-size:22px 22px;-webkit-mask-image:linear-gradient(180deg,#000,transparent);mask-image:linear-gradient(180deg,#000,transparent)}
.page-head .wrap{position:relative}
.page-head h1{margin:0 0 8px}
.page-head .lead{color:var(--muted);max-width:60ch;margin-inline:auto}

/* filter legend bar on products/guides */
.legendbar{display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap;margin-top:20px;padding:14px 18px;background:#fff;border:1px solid var(--line);border-radius:100px;max-width:max-content;margin-inline:auto}

/* ==========================================================================
   CTA BAND
   ========================================================================== */
.cta{position:relative;background:linear-gradient(135deg,var(--ink) 0,var(--ink-2) 100%);color:#fff;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;opacity:.16;background-image:radial-gradient(#fff 1px,transparent 1px);background-size:26px 26px;-webkit-mask-image:radial-gradient(700px 360px at 80% 20%,#000,transparent);mask-image:radial-gradient(700px 360px at 80% 20%,#000,transparent)}
.cta-inner{position:relative;text-align:center;padding:clamp(50px,6.5vw,80px) 0;max-width:680px;margin-inline:auto}
.cta-inner h2{color:#fff;margin-bottom:14px}
.cta-inner .lead{color:#c2d6e3;margin-bottom:26px}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{background:var(--ink);color:#a9c2d2;padding:clamp(48px,6vw,72px) 0 0;font-size:.92rem}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:32px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-top .brand-text b{color:#fff}
.footer-top .brand-text small{color:#7fa0b4}
.f-about{color:#9bb6c8;font-size:.9rem;line-height:1.6;margin:16px 0}
.f-ev{display:flex;flex-direction:column;gap:8px;margin-top:14px}
.f-ev .li{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;color:#9bb6c8}
.f-ev .li i{width:9px;height:9px;border-radius:50%;flex:0 0 auto}
.site-footer h4{font-family:var(--sans);color:#fff;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;font-weight:700;margin:0 0 16px}
.foot-nav{display:grid;gap:11px}
.foot-nav a{color:#a9c2d2;font-size:.92rem;transition:.15s}
.foot-nav a:hover{color:#fff}
.f-contact p{color:#9bb6c8;font-size:.9rem;margin:0 0 11px;line-height:1.55}
.f-contact a{color:#cfe1ec}
.f-contact a:hover{color:#fff}
.email-link{color:#cfe1ec;word-break:break-word}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding:20px 0;font-size:.8rem;color:#7c98aa}
.footer-bottom .disc{max-width:62ch;line-height:1.5}

/* ==========================================================================
   FLOATING WHATSAPP
   ========================================================================== */
.wa-float{
  position:fixed;right:20px;bottom:20px;z-index:95;display:inline-flex;align-items:center;gap:10px;
  background:#1f9d57;color:#fff;padding:13px 18px 13px 15px;border-radius:100px;
  box-shadow:0 10px 30px -8px rgba(31,157,87,.6);font-weight:600;font-size:.92rem;transition:.2s;
}
.wa-float:hover{background:#188a4b;transform:translateY(-2px)}
.wa-float .wa-glyph{width:26px;height:26px;flex:0 0 auto}
.wa-float .wa-text{white-space:nowrap}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width:1040px){
  .article-shell{grid-template-columns:1fr}
  .article-aside{position:static;grid-template-columns:1fr 1fr;display:grid}
  .aside-cta{grid-column:1/-1}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .site-header.nav-open .main-nav{
    display:flex;flex-direction:column;align-items:stretch;gap:2px;
    position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);
    padding:10px var(--gut) 16px;box-shadow:var(--sh-2);margin:0;
  }
  .site-header.nav-open .main-nav a{padding:12px 10px;border-radius:8px}
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .factcard{max-width:480px}
  .split,.pd-top{grid-template-columns:1fr;gap:30px}
  .split.flip .split-media{order:0}
  .pd-gallery{position:static}
  .method,.grid-3{grid-template-columns:1fr}
  .nutri{grid-template-columns:1fr 1fr}
  .nutri .n:nth-child(2){border-right:0}
  .nutri .n:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.14)}
}
@media (max-width:640px){
  body{font-size:16px}
  .topbar .tb-left .tb-item:not(:first-child){display:none}
  .hero-foot{gap:12px}
  .nutri{grid-template-columns:1fr}
  .nutri .n{border-right:0;border-bottom:1px solid rgba(255,255,255,.14)}
  .nutri .n:last-child{border-bottom:0}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .spec-row{grid-template-columns:108px 1fr}
}
@media (max-width:540px){
  .wa-float{right:16px;bottom:16px;padding:0;width:56px;height:56px;justify-content:center;border-radius:50%}
  .wa-float .wa-text{display:none}
  .wa-float .wa-glyph{width:30px;height:30px}
  .legendbar{gap:12px;padding:12px 16px;border-radius:var(--r)}
  .hero-actions .btn{flex:1 1 auto}
  .pd-cta .btn{flex:1 1 auto}
}
@media (max-width:380px){
  :root{--gut:15px}
  .brand-text small{display:none}
  .pcard-data .d .l{font-size:.55rem}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* global safety: never allow horizontal scroll */
html,body{max-width:100%;overflow-x:clip}