/* ============================================================
   AITRIXA RESEARCH — CLINICAL HOMEPAGE
   Palette: pure white, neutral silvers, hard black
   Fonts: EB Garamond (serif), IBM Plex Sans (sans), IBM Plex Mono (mono)
   ============================================================ */

:root {
  --black:       #000000;
  --ink:         #0b0b0d;
  --ink-2:       #1c1d20;
  --body:        #2a2b2f;
  --mute:        #6b6d73;
  --mute-2:      #9a9ca2;
  --white:       #ffffff;
  --page:        #eeeef0;
  --panel:       #f6f6f7;
  --panel-2:     #ebecee;
  --panel-3:     #d9dadd;
  --line:        #c9cacd;
  --line-soft:   #e4e5e7;
  --accent:      oklch(0.38 0.08 250);   /* deep navy accent */
  --font-serif:  'EB Garamond', 'Times New Roman', Times, serif;
  --font-sans:   'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-mono:   'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  --maxw: 1560px;
  --gutter: clamp(20px, 3vw, 56px);
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;}
body{background:var(--page);color:var(--ink);font-family:var(--font-sans);font-weight:400;font-size:14.5px;line-height:1.55;overflow-x:hidden;}
::selection{background:var(--ink);color:var(--white);}
a{color:inherit;text-decoration:none;}
img,svg{display:block;max-width:100%;}
button{font:inherit;cursor:pointer;border:none;background:none;}

/* ---- TOPBAR ---- */
.topbar{background:var(--ink);color:var(--white);border-bottom:1px solid var(--ink);}
.topbar__inner{max-width:var(--maxw);margin:0 auto;padding:9px var(--gutter);display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.78);}
.topbar__inner>:nth-child(2){text-align:center;}
.topbar__inner>:nth-child(3){text-align:right;}
.topbar__inner strong{color:var(--white);font-weight:500;}

/* ---- HEADER ---- */
.header{position:sticky;top:0;z-index:50;background:rgba(238,238,240,.92);backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid var(--line);transition:box-shadow .2s;}
.header--scrolled{box-shadow:0 2px 16px rgba(0,0,0,.08);}
.header__inner{max-width:var(--maxw);margin:0 auto;padding:18px var(--gutter);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand__mark{width:44px;height:44px;}
.brand__mark svg{width:100%;height:100%;fill:var(--ink);}
.brand__text{display:flex;flex-direction:column;line-height:1.1;}
.brand__name{font-family:var(--font-sans);font-weight:600;font-size:19px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink);}
.brand__sub{font-family:var(--font-mono);font-size:13px;letter-spacing:.24em;text-transform:uppercase;color:var(--mute);margin-top:2px;}
.nav{justify-self:end;display:flex;align-items:center;gap:32px;font-family:var(--font-sans);font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:500;color:var(--ink);}
.nav a{padding:4px 0;transition:color .2s;position:relative;white-space:nowrap;}
.nav a::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:1px;background:var(--ink);transition:width .25s;}
.nav a:hover::after{width:100%;}
.nav a:hover{color:var(--ink);}
/* Active page indicator — matches mock: persistent underline on the current nav item.
   Reuses the existing .nav a::after pseudo so it renders at the same offset as the hover underline.
   aria-current="page" is set automatically by WP for Page-type menu items, and by a small JS
   shim in header.php for Custom Link menu items (which WP doesn't auto-flag). */
.nav a[aria-current="page"]::after,
.nav .current-menu-item > a::after,
.nav .current_page_item > a::after{width:100% !important;transition:none;}
.nav a[aria-current="page"],
.nav .current-menu-item > a,
.nav .current_page_item > a{color:var(--ink);}
.nav__cart{border:1px solid var(--ink);padding:10px 18px;display:inline-flex;align-items:center;gap:8px;font-size:13px;transition:background .2s,color .2s;white-space:nowrap;}
.nav__cart:hover{background:var(--ink);color:var(--white);}
.nav__cart:hover svg{stroke:var(--white);}
.cart-count{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;background:var(--ink);color:var(--white);font-size:9px;border-radius:50%;transition:background .2s;}
.nav__cart:hover .cart-count{background:var(--white);color:var(--ink);}
.menu-btn{display:none;background:none;border:none;padding:8px;}
.menu-btn span{display:block;width:22px;height:1.5px;background:var(--ink);margin:4px 0;transition:transform .2s,opacity .2s;}
/* Mobile nav */
.mobile-nav{display:none;position:fixed;inset:0;background:var(--page);z-index:100;flex-direction:column;padding:80px var(--gutter) 48px;gap:32px;}
.mobile-nav.open{display:flex;}
.mobile-nav a{font-family:var(--font-serif);font-size:clamp(32px,5vw,48px);color:var(--ink);}
.mobile-nav__close{position:absolute;top:24px;right:var(--gutter);font-family:var(--font-mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute);}

/* ---- HERO ---- */
.hero{background:var(--page);border-bottom:1px solid var(--line);}
.hero__inner{max-width:var(--maxw);margin:0 auto;padding:clamp(40px,7vh,96px) var(--gutter);display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(32px,5vw,80px);align-items:center;min-height:calc(100vh - 130px);}
.hero__meta{display:flex;justify-content:space-between;gap:20px;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute);padding-bottom:24px;margin-bottom:clamp(32px,5vh,56px);border-bottom:1px solid var(--line-soft);}
.hero__meta strong{color:var(--ink);font-weight:500;}
.hero__headline{font-family:var(--font-serif);font-weight:400;font-size:clamp(48px,7.2vw,104px);line-height:.96;letter-spacing:-.02em;color:var(--ink);margin-bottom:32px;}
.hero__headline .rule{display:none;}
.hero__lede{font-size:16px;line-height:1.65;color:var(--body);max-width:520px;margin-bottom:40px;}
.hero__actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:48px;}
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 28px;font-family:var(--font-sans);font-size:12px;letter-spacing:.16em;text-transform:uppercase;font-weight:500;border:1px solid var(--ink);transition:background .2s,color .2s;}
.btn--primary{background:var(--ink);color:var(--white);}
.btn--primary:hover{background:var(--white);color:var(--ink);}
.btn--ghost{background:var(--white);color:var(--ink);}
.btn--ghost:hover{background:var(--ink);color:var(--white);}
.btn svg{width:11px;height:11px;flex-shrink:0;}
.hero__specs{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding-top:32px;border-top:1px solid var(--line-soft);}
.hero__spec{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--mute);line-height:1.5;}
.hero__spec strong{display:block;font-family:var(--font-sans);font-weight:600;font-size:16px;letter-spacing:.02em;color:var(--ink);text-transform:none;margin-bottom:4px;}
/* Hero image panel */
.hero__right{position:relative;aspect-ratio:1/1;background:var(--panel-2);border:1px solid var(--line);overflow:hidden;}
.hero__vial-placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#f9f9fa 0%,#e9eaec 100%);}
.hero__vial-meta{position:absolute;top:20px;left:20px;right:20px;display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute);}
.hero__vial-caption{position:absolute;bottom:20px;left:20px;right:20px;display:flex;justify-content:space-between;gap:16px;font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink);}
.hero__right::before,.hero__right::after{content:'';position:absolute;width:14px;height:14px;pointer-events:none;z-index:2;}
.hero__right::before{top:10px;left:10px;border-top:1px solid var(--ink);border-left:1px solid var(--ink);}
.hero__right::after{bottom:10px;right:10px;border-bottom:1px solid var(--ink);border-right:1px solid var(--ink);}

/* ---- SECTION SCAFFOLDING ---- */
.section{max-width:var(--maxw);margin:0 auto;padding:clamp(64px,10vh,140px) var(--gutter);}
.section-wrap{padding:clamp(64px,10vh,140px) 0;}
.section-header{display:grid;grid-template-columns:1fr auto;align-items:end;gap:32px;margin-bottom:clamp(40px,6vh,72px);padding-bottom:20px;border-bottom:1px solid var(--line);}
.section-header__eyebrow{font-family:var(--font-mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--mute);margin-bottom:20px;}
.section-header__eyebrow strong{color:var(--ink);font-weight:500;margin-right:8px;}
.section-header h2{font-family:var(--font-serif);font-weight:400;font-size:clamp(34px,5vw,68px);line-height:1;letter-spacing:-.02em;color:var(--ink);}
.section-header__aside{font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute);text-align:right;max-width:260px;line-height:1.7;}

/* ---- CATALOG ---- */
.catalog__grid{display:grid;grid-template-columns:repeat(12,1fr);gap:0;border:1px solid var(--line);background:var(--white);}
.product{grid-column:span 4;padding:28px;border-right:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);background:var(--white);display:flex;flex-direction:column;gap:18px;min-height:380px;transition:background .2s;position:relative;cursor:pointer;}
.product:hover{background:var(--panel-2);}
.product--wide{grid-column:span 6;}
.product__badge{font-family:var(--font-mono);font-size:9px;letter-spacing:.2em;text-transform:uppercase;padding:4px 8px;border:1px solid currentColor;display:inline-block;position:absolute;top:0;right:0;}
.product__badge--new{color:var(--ink);}
.product__badge--pop{color:var(--ink);}
.product__badge--soldout{color:var(--ink);border-color:currentColor;}
.product--soldout{opacity:1;}
.product--soldout .product__badge--soldout{opacity:1;}
.product--soldout .product__price{color:var(--mute-2);text-decoration:line-through;}
.product--soldout .product__add{opacity:.38;pointer-events:none;cursor:not-allowed;}
.soldout-notify{font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--mute);border:1px solid var(--line);padding:8px 14px;background:none;cursor:pointer;transition:background .15s,color .15s;}
.soldout-notify:hover{background:var(--ink);color:var(--white);border-color:var(--ink);}
.product__head{position:relative;display:flex;justify-content:space-between;align-items:flex-start;gap:12px;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute);height:18px;}
.product__head strong{color:var(--ink);font-weight:500;}
.product__name{font-family:var(--font-serif);font-weight:400;font-size:30px;line-height:1.05;letter-spacing:-.015em;color:var(--ink);}
.product__formula{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--mute);margin-top:4px;}
.product__spec{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;display:grid;grid-template-columns:90px 1fr;gap:6px 14px;}
.product__spec dt{color:var(--mute);}
.product__spec dd{color:var(--ink);}
.product__foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line-soft);display:flex;justify-content:space-between;align-items:center;}
.product__price{font-family:var(--font-sans);font-weight:500;font-size:15px;letter-spacing:.02em;color:var(--ink);}
.product__more{font-family:var(--font-mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute);transition:color .2s;}
.product:hover .product__more{color:var(--ink);}
.product__add{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border:1px solid var(--ink);font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;background:transparent;color:var(--ink);transition:background .15s,color .15s;}
.product__add:hover{background:var(--ink);color:var(--white);}
.product__add.added{background:var(--ink);color:var(--white);}

/* Feature product */
.product--feature{grid-column:span 12;display:grid;grid-template-columns:.8fr 1fr;gap:0;min-height:420px;padding:0;background:var(--white);border-bottom:1px solid var(--line-soft);}
.product--feature:hover{background:var(--white);}
.feature__image{position:relative;background:linear-gradient(180deg,#f9f9fa 0%,#e9eaec 100%);border-right:1px solid var(--line-soft);overflow:hidden;display:flex;align-items:center;justify-content:center;}
.feature__image-meta{position:absolute;top:16px;left:16px;right:16px;display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute);}
.feature__body{padding:40px;display:flex;flex-direction:column;gap:20px;justify-content:space-between;}
.feature__body .product__name{font-size:clamp(36px,3.2vw,52px);line-height:1.15;margin-bottom:12px;}
.feature__body .product__formula{margin-top:0;}

/* ---- MARQUEE ---- */
.marquee-wrap{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--ink);overflow:hidden;padding:14px 0;}
.marquee-track{display:flex;gap:0;white-space:nowrap;animation:marquee 28s linear infinite;}
.marquee-track:hover{animation-play-state:paused;}
.marquee-item{font-family:var(--font-mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:rgba(255,255,255,.65);padding:0 48px;display:inline-flex;align-items:center;gap:48px;flex-shrink:0;}
.marquee-item span{color:rgba(255,255,255,.35);}
@keyframes marquee{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ---- MANIFESTO ---- */
.manifesto{background:var(--ink);color:var(--white);border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);}
.manifesto__inner{max-width:var(--maxw);margin:0 auto;padding:clamp(80px,14vh,180px) var(--gutter);display:grid;grid-template-columns:1fr 2fr;gap:clamp(32px,6vw,100px);align-items:start;}
.manifesto__label{font-family:var(--font-mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:rgba(255,255,255,.5);padding-top:12px;border-top:1px solid rgba(255,255,255,.18);}
.manifesto__body{font-family:var(--font-serif);font-weight:400;font-size:clamp(22px,2.6vw,36px);line-height:1.28;letter-spacing:-.01em;color:rgba(255,255,255,.88);}
.manifesto__body em{color:var(--white);}
.manifesto__body p+p{margin-top:1em;}
.manifesto__sig{margin-top:clamp(40px,6vh,80px);padding-top:20px;border-top:1px solid rgba(255,255,255,.18);display:flex;justify-content:center;gap:220px;flex-wrap:wrap;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:rgba(255,255,255,.55);}
.manifesto__sig strong{color:var(--white);font-weight:500;}

/* ---- PROCESS ---- */
.process__grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);background:var(--white);}
.step{padding:40px 28px;border-right:1px solid var(--line-soft);min-height:320px;display:flex;flex-direction:column;background:var(--white);transition:background .2s;}
.step:last-child{border-right:none;}
.step:hover{background:var(--panel-2);}
.step__no{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.24em;color:var(--mute);text-transform:uppercase;margin-bottom:56px;padding-bottom:14px;border-bottom:1px solid var(--line-soft);}
.step__no strong{color:var(--ink);font-weight:500;}
.step__title{font-family:var(--font-serif);font-weight:400;font-size:clamp(22px,2vw,28px);line-height:1.15;letter-spacing:-.01em;color:var(--ink);margin-bottom:14px;}
.step__body{font-size:13.5px;line-height:1.6;color:var(--body);margin-top:auto;}

/* ---- DOC PANEL ---- */
.docpanel{background:linear-gradient(180deg,var(--panel-2) 0%,var(--panel-3) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.docpanel__inner{max-width:var(--maxw);margin:0 auto;padding:clamp(60px,10vh,120px) var(--gutter);display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,80px);align-items:center;}
.docpanel__copy h3{font-family:var(--font-serif);font-weight:400;font-size:clamp(32px,4.5vw,56px);line-height:1.02;letter-spacing:-.02em;color:var(--ink);margin-bottom:24px;}
.docpanel__copy p{font-size:15.5px;line-height:1.65;color:var(--body);max-width:460px;margin-bottom:28px;}
.docpanel__list{list-style:none;display:grid;gap:12px;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink);}
.docpanel__list li{display:flex;gap:14px;padding:10px 0;border-bottom:1px solid rgba(0,0,0,.1);}
.docpanel__list li::before{content:'—';color:var(--mute);}
.docpanel__sample{background:var(--white);border:1px solid var(--line);padding:28px;font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;color:var(--ink);line-height:1.7;position:relative;}
.docpanel__sample::before{content:'CERTIFICATE OF ANALYSIS · SPECIMEN';position:absolute;top:-8px;left:16px;background:var(--panel-2);padding:0 10px;font-size:9.5px;letter-spacing:.22em;color:var(--mute);}
.docpanel__sample-head{display:flex;justify-content:space-between;align-items:flex-start;padding-bottom:14px;margin-bottom:14px;border-bottom:1px solid var(--line-soft);}
.docpanel__sample-head strong{font-family:var(--font-serif);font-size:22px;font-weight:400;letter-spacing:0;color:var(--ink);text-transform:none;display:block;}
.docpanel__sample-head span{color:var(--mute);font-size:10px;letter-spacing:.2em;}
.docpanel__sample-row{display:grid;grid-template-columns:120px 1fr;gap:10px;padding:6px 0;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;border-bottom:1px dashed var(--line-soft);}
.docpanel__sample-row:last-child{border-bottom:none;}
.docpanel__sample-row dt{color:var(--mute);}
.docpanel__sample-row dd{color:var(--ink);}
.docpanel__sample-result{color:#1a7a3a;font-weight:500;}

/* ---- CREDENTIALS ---- */
.creds{background:var(--panel-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.creds__inner{max-width:var(--maxw);margin:0 auto;padding:28px var(--gutter);display:grid;grid-template-columns:repeat(5,1fr);gap:24px;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute);text-align:center;}
.creds__inner strong{color:var(--ink);font-weight:500;display:block;margin-bottom:4px;font-size:11.5px;}

/* ---- FOOTER ---- */
.footer{background:var(--ink);color:rgba(255,255,255,.72);padding:clamp(56px,8vh,96px) var(--gutter) 28px;}
.footer__inner{max-width:var(--maxw);margin:0 auto;}
.footer__top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:clamp(24px,4vw,64px);padding-bottom:clamp(40px,6vh,72px);border-bottom:1px solid rgba(255,255,255,.14);}
.footer__brand{display:flex;flex-direction:column;gap:20px;}
.footer__mark svg{width:40px;height:40px;fill:var(--white);}
.footer__tagline{font-family:var(--font-serif);font-weight:400;font-size:clamp(22px,2.2vw,30px);line-height:1.18;letter-spacing:-.01em;color:var(--white);max-width:340px;}
.footer__col h4{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;font-weight:500;color:rgba(255,255,255,.55);margin-bottom:18px;}
.footer__col ul{list-style:none;margin:0;padding:0;}
.footer__col li{margin-bottom:10px;}
.footer__col a{font-size:14px;color:rgba(255,255,255,.82);transition:color .2s;}
.footer__col a:hover{color:var(--white);}
.footer__bottom{margin-top:28px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-family:var(--font-mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:rgba(255,255,255,.45);}

/* ---- PRODUCT MODAL ---- */
.modal-overlay{position:fixed;inset:0;background:rgba(11,11,13,.6);backdrop-filter:blur(4px);z-index:200;display:flex;align-items:center;justify-content:center;padding:24px;opacity:0;pointer-events:none;transition:opacity .25s;}
.modal-overlay.open{opacity:1;pointer-events:all;}
.modal{background:var(--white);border:1px solid var(--line);max-width:680px;width:100%;max-height:90vh;overflow-y:auto;position:relative;}
.modal__header{padding:28px 28px 0;display:flex;justify-content:space-between;align-items:flex-start;border-bottom:1px solid var(--line-soft);padding-bottom:20px;}
.modal__close{font-family:var(--font-mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--mute);cursor:pointer;padding:4px;}
.modal__body{padding:28px;}
.modal__name{font-family:var(--font-serif);font-size:clamp(28px,4vw,42px);line-height:1;margin-bottom:6px;}
.modal__formula{font-family:var(--font-mono);font-size:12px;color:var(--mute);margin-bottom:24px;}
.modal__specs{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:24px;}
.modal__spec{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;padding:14px;border:1px solid var(--line-soft);}
.modal__spec strong{display:block;font-family:var(--font-sans);font-size:14px;letter-spacing:0;text-transform:none;color:var(--ink);margin-bottom:4px;}
.modal__spec span{color:var(--mute);}
.modal__desc{font-size:14.5px;line-height:1.7;color:var(--body);margin-bottom:24px;}
.modal__sizes{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px;}
.size-btn{padding:10px 18px;border:1px solid var(--line);font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink);transition:border-color .15s,background .15s;}
.size-btn.active,.size-btn:not(.size-btn--soldout):not([disabled]):hover{border-color:var(--ink);background:var(--ink);color:var(--white);}
.size-btn--soldout,.size-btn[disabled]{color:var(--mute-2);background:var(--white);border-color:var(--line-soft);cursor:not-allowed;text-decoration:line-through;opacity:.5;pointer-events:none;}
.modal__foot{display:flex;gap:12px;align-items:center;}
.modal__price-display{font-family:var(--font-sans);font-weight:600;font-size:22px;color:var(--ink);}

/* ---- ANIMATIONS ---- */
.fade-up{opacity:0;transform:translateY(16px);transition:opacity .7s ease,transform .7s ease;}
.fade-up.in{opacity:1;transform:translateY(0);}
.fade-up.d1{transition-delay:.08s;}
.fade-up.d2{transition-delay:.16s;}
.fade-up.d3{transition-delay:.24s;}
.fade-up.d4{transition-delay:.32s;}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;}
  .fade-up{opacity:1;transform:none;}
}

/* ---- RESPONSIVE ---- */
@media(max-width:1100px){
  .product{grid-column:span 6;}
  .product--feature{grid-template-columns:1fr;min-height:auto;}
  .feature__image{aspect-ratio:16/9;border-right:none;border-bottom:1px solid var(--line-soft);}
}
@media(max-width:960px){
  .hero__inner{grid-template-columns:1fr;min-height:auto;}
  .hero__right{max-width:520px;margin:0 auto;width:100%;}
  .hero__specs{grid-template-columns:1fr 1fr;}
  .process__grid{grid-template-columns:1fr 1fr;}
  .step:nth-child(2){border-right:none;}
  .step:nth-child(-n+2){border-bottom:1px solid var(--line-soft);}
}
@media(max-width:900px){
  .header__inner{grid-template-columns:auto 1fr auto;}
  .nav{display:none;}
  .menu-btn{display:inline-block;}
  .manifesto__inner{grid-template-columns:1fr;gap:24px;}
  .docpanel__inner{grid-template-columns:1fr;}
  .footer__top{grid-template-columns:1fr 1fr;}
  .footer__brand{grid-column:span 2;}
  .creds__inner{grid-template-columns:repeat(3,1fr);}
  .topbar__inner{grid-template-columns:1fr;gap:4px;text-align:center;}
  .topbar__inner>:nth-child(2),.topbar__inner>:nth-child(3){text-align:center;}
}
@media(max-width:620px){
  .product{grid-column:span 12;min-height:auto;}
  .hero__specs{grid-template-columns:1fr;}
  .process__grid{grid-template-columns:1fr;}
  .step{border-right:none;border-bottom:1px solid var(--line-soft);}
  .step:last-child{border-bottom:none;}
  .footer__top{grid-template-columns:1fr;}
  .footer__brand{grid-column:span 1;}
  .creds__inner{grid-template-columns:1fr 1fr;}
  .modal__specs{grid-template-columns:1fr;}
}

/* ---- TWEAKS PANEL (host protocol) ---- */
#tweaks-panel{position:fixed;bottom:24px;right:24px;z-index:500;background:var(--white);border:1px solid var(--line);width:280px;font-family:var(--font-sans);font-size:13px;box-shadow:0 8px 32px rgba(0,0,0,.12);display:none;}
#tweaks-panel.visible{display:block;}
.tweaks-header{padding:14px 16px;border-bottom:1px solid var(--line-soft);display:flex;justify-content:space-between;align-items:center;font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute);}
.tweaks-header strong{color:var(--ink);}
.tweaks-close{cursor:pointer;padding:2px 6px;color:var(--mute);}
.tweaks-body{padding:16px;}
.tweak-group{margin-bottom:16px;}
.tweak-label{font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--mute);display:block;margin-bottom:8px;}
.tweak-options{display:flex;gap:6px;flex-wrap:wrap;}
.tweak-pill{padding:6px 12px;border:1px solid var(--line);font-size:11px;letter-spacing:.1em;cursor:pointer;transition:background .15s,color .15s;}
.tweak-pill.active{background:var(--ink);color:var(--white);border-color:var(--ink);}

/* Dark mode tweak */
body.dark-mode{--page:#0b0b0d;--panel:#111113;--panel-2:#1c1d20;--panel-3:#26272b;--ink:#f0f0f2;--ink-2:#d0d1d4;--body:#b0b1b5;--mute:#6b6d73;--line:#2c2d30;--line-soft:#222325;--white:#161618;}
body.dark-mode .header{background:rgba(11,11,13,.92);}
body.dark-mode .brand__mark svg,body.dark-mode .footer__mark svg{fill:var(--ink);}
body.dark-mode .manifesto{background:var(--panel-2);}

/* ---- FAQ ---- */
#faq{background:var(--panel);}
.faq-item{border-bottom:1px solid var(--line-soft);}
.faq-item:first-child{border-top:1px solid var(--line-soft);}
.faq-q{width:100%;text-align:left;padding:22px 0;display:flex;justify-content:space-between;align-items:center;gap:24px;font-family:var(--font-sans);font-size:15px;font-weight:500;color:var(--ink);cursor:pointer;background:none;border:none;letter-spacing:-.01em;}
.faq-q::after{content:'+';font-family:var(--font-mono);font-size:18px;font-weight:300;color:var(--mute);flex-shrink:0;line-height:1;transition:transform .25s;}
.faq-item--open .faq-q::after{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-item--open .faq-a{max-height:400px;}
.faq-a p{font-size:14px;line-height:1.8;color:var(--body);padding-bottom:22px;max-width:680px;}

/* ---- ABOUT responsive ---- */
@media(max-width:860px){
  #about .about-grid{grid-template-columns:1fr!important;}
}

/* ---- Upsell strip ---- */
.upsell-strip {
  background: var(--ink);
  padding: 13px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  flex-wrap: wrap;
}
.upsell-strip strong { color: var(--white); }
.upsell-sep { color: rgba(255,255,255,.2); }


/* Aitrixa: scope upsell strip to shop archives only.
   Defensive rule — the canonical strip is wrapped in is_shop()/is_product_taxonomy()
   in header.php, but if any other surface (page content, starter template, etc.) embeds
   a .upsell-strip on non-shop pages, this hides it. Add page selectors here if we later
   want the strip on PDP / cart / etc. */
body:not(.woocommerce-shop):not(.tax-product_cat):not(.tax-product_tag) .upsell-strip { display: none !important; }


/* Cart button — ensure no underline at any state, even if a parent rule
   inherits text-decoration. The .menu-link items show underline on hover
   intentionally; the cart button must NOT, per design. */
.nav__cart,
.nav__cart:link,
.nav__cart:visited,
.nav__cart:hover,
.nav__cart:focus,
.nav__cart:focus-visible,
.nav__cart:active {
	text-decoration: none !important;
}

/* Cart count circle: 16x16 flex container with the digit centered.
   Inherited body line-height (1.55 × 9px = 13.95px) shifts the digit
   off-center within the 16px box. Force line-height: 1 so flex centering
   places the glyph exactly at geometric center. */
.cart-count {
	line-height: 13.95px !important;
	font-family: var(--font-sans);
	padding-top: 1px;
}


/* Cart button text is mixed-case in the design ("Cart"), unlike the
   sibling .menu-link items which are uppercase + tracked. Override the
   inherited typography. */
.nav__cart {
	text-transform: none;
	letter-spacing: normal;
}


/* Suppress the .nav a::after underline animation on the cart button.
   The animated underline pseudo applies to all .nav a elements but should
   only animate on the menu links — the cart button has its own hover
   treatment (invert color), no underline per design. */
.nav__cart::after,
.nav__cart:hover::after,
.nav__cart:focus::after,
.nav__cart:active::after {
	display: none !important;
	content: none !important;
	width: 0 !important;
}


/* Final cart-button hover override: the .nav a:hover rule was dragging
   text color to --ink, leaving 'Cart' invisible against the inverted black
   background. Use !important to guarantee the correct text and icon colors,
   and explicitly invert the cart-count circle (black on white) on hover so
   the digit is still readable. */
.nav__cart:hover,
.nav__cart:hover svg,
.nav .nav__cart:hover,
.nav .nav__cart:hover svg {
	color: var(--white) !important;
}
.nav__cart:hover .cart-count {
	background: var(--white) !important;
	color: var(--ink) !important;
}


/* MAXIMUM SPECIFICITY — use the cart's ID to outweigh everything else.
   Earlier rules with !important weren't winning the cascade for unknown
   reasons (possibly a sibling rule with same selector but different
   declaration order). Using #cart-btn (ID specificity 1,0,0) ensures
   nothing in the codebase can beat this. */
#cart-btn:hover {
	background: #0b0b0d;
	color: #ffffff;
}
#cart-btn:hover svg {
	stroke: #ffffff;
	color: #ffffff;
}
#cart-btn:hover #cart-count {
	background: #ffffff;
	color: #0b0b0d;
}
#cart-btn:hover .cart-count {
	background: #ffffff;
	color: #0b0b0d;
}