/* ============================================================
   US-HORSE-BOOST — css/style.css
   Domain: us-horse-boost.com
   Theme: Obsidian Black + Electric Amber + Slate White
   Font: Bebas Neue (display) + Source Sans 3 (body)
   Layout: Hero product-LEFT copy-RIGHT, 2-col science
           with amber stat callout, 9-ingredient 2-col rows,
           4-col vertical benefit cards, 5-step howto
   Naming: --uh- prefix — distinct from horsebboost --hb-
   ============================================================ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --uh-black:    #0c0c0c;
  --uh-dark:     #141414;
  --uh-dark-mid: #1c1c1c;
  --uh-card:     #212121;
  --uh-card-lgt: #2a2a2a;

  --uh-amber:    #92400e;
  --uh-amber-mid:#b45309;
  --uh-amber-lgt:#d97706;
  --uh-amber-brt:#f59e0b;
  --uh-amber-pal:#fef3c7;
  --uh-amber-xpl:#fffbeb;

  --uh-slate:    #f1f5f9;
  --uh-white:    #ffffff;
  --uh-off-w:    #f8f8f6;
  --uh-grey:     #f0f0ee;
  --uh-text:     #0c0c0c;
  --uh-muted:    #404040;
  --uh-faint:    #8a8a8a;
  --uh-border:   #e0e0e0;
  --uh-border-dk:#2c2c2c;

  --sh-amber: 0 4px 20px rgba(180,83,9,.38);
  --sh-dark:  0 4px 20px rgba(12,12,12,.60);
  --sh-sm:    0 2px 10px rgba(12,12,12,.07);
  --sh-md:    0 6px 24px rgba(12,12,12,.11);
  --sh-lg:    0 14px 42px rgba(12,12,12,.16);

  --r-xs:   3px;
  --r-sm:   8px;
  --r-md:   14px;
  --r-lg:   22px;
  --r-pill: 999px;
}

html{scroll-behavior:smooth}
body{font-family:'Source Sans 3',sans-serif;font-size:17px;color:var(--uh-text);background:var(--uh-white);overflow-x:hidden;line-height:1.72}
h1,h2{font-family:'Bebas Neue',display;letter-spacing:1.5px}
h3,h4,h5{font-family:'Source Sans 3',sans-serif;font-weight:800}
em{font-style:italic}

/* ═══ NAV ═══ */
nav{position:sticky;top:0;z-index:1000;background:var(--uh-black);padding:0 24px;height:66px;box-shadow:var(--sh-dark);border-bottom:2px solid var(--uh-amber-lgt)}
.nav-inner{max-width:1240px;margin:0 auto;height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav-logo{text-decoration:none;display:flex;align-items:center;flex-shrink:0}
.ln1{font-family:'Bebas Neue',display;font-size:1.65rem;letter-spacing:1.5px;color:var(--uh-white)}
.ln2{font-family:'Bebas Neue',display;font-size:1.65rem;letter-spacing:1.5px;color:var(--uh-amber-brt)}
.nav-links{display:flex;align-items:center;gap:22px;list-style:none}
.nav-links a{color:rgba(255,255,255,.56);text-decoration:none;font-size:.84rem;font-weight:600;transition:color .2s;white-space:nowrap;text-transform:uppercase;letter-spacing:.4px}
.nav-links a:hover{color:var(--uh-amber-brt)}
.nav-cta{background:var(--uh-amber-mid)!important;color:var(--uh-white)!important;font-weight:700!important;font-size:.78rem!important;padding:8px 18px!important;border-radius:var(--r-xs)!important;transition:filter .2s!important;text-transform:uppercase!important;letter-spacing:.5px!important}
.nav-cta:hover{filter:brightness(1.16)!important}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;background:none;border:none}
.hamburger span{width:24px;height:2px;background:var(--uh-amber-brt);display:block;border-radius:1px}
.mobile-menu{display:none;flex-direction:column;background:var(--uh-dark);position:absolute;top:66px;left:0;right:0;padding:20px 28px;gap:14px;z-index:999;border-bottom:2px solid var(--uh-amber-lgt)}
.mobile-menu.open{display:flex}
.mobile-menu a{color:rgba(255,255,255,.70);text-decoration:none;font-size:.95rem;font-weight:600;text-transform:uppercase;letter-spacing:.4px;padding:4px 0;border-bottom:.5px solid rgba(255,255,255,.06)}
.mob-cta{background:var(--uh-amber-mid)!important;color:var(--uh-white)!important;text-align:center;padding:12px!important;border-radius:var(--r-xs)!important;font-weight:700!important;margin-top:8px;text-transform:uppercase;border:none!important}

/* ═══ BUTTONS ═══ */
.cta-amber{display:inline-block;background:linear-gradient(135deg,var(--uh-amber) 0%,var(--uh-amber-mid) 100%);color:var(--uh-white);font-family:'Source Sans 3',sans-serif;font-weight:800;font-size:.92rem;letter-spacing:.5px;text-transform:uppercase;padding:14px 38px;border-radius:var(--r-xs);text-decoration:none;transition:filter .25s,transform .2s,box-shadow .2s;box-shadow:var(--sh-amber)}
.cta-amber:hover{filter:brightness(1.14);transform:translateY(-3px);box-shadow:0 8px 28px rgba(180,83,9,.48)}
.cta-lg{font-size:1.02rem;padding:15px 44px}
.cta-outline-w{display:inline-block;background:transparent;color:rgba(255,255,255,.60);font-family:'Source Sans 3',sans-serif;font-weight:700;font-size:.84rem;text-transform:uppercase;letter-spacing:.5px;padding:13px 28px;border-radius:var(--r-xs);text-decoration:none;border:1.5px solid rgba(255,255,255,.20);transition:all .2s}
.cta-outline-w:hover{border-color:var(--uh-amber-brt);color:var(--uh-amber-brt)}

/* ═══ TAGS ═══ */
.etag{display:inline-block;font-family:'Source Sans 3',sans-serif;font-size:.64rem;font-weight:800;letter-spacing:3px;text-transform:uppercase;color:var(--uh-amber-brt);border-bottom:2px solid var(--uh-amber-brt);padding-bottom:3px;margin-bottom:14px}
.etag.etag-dk{color:var(--uh-amber-mid);border-bottom-color:var(--uh-amber-mid)}

/* ═══ BAND HEADERS ═══ */
.band-hdr{padding:52px 24px 40px;text-align:center}
.obsidian-band{background:var(--uh-dark-mid);border-top:3px solid var(--uh-amber-lgt);border-bottom:1px solid var(--uh-border-dk)}
.grey-band{background:var(--uh-grey);border-top:3px solid var(--uh-amber-mid);border-bottom:1px solid var(--uh-border)}
.bh-inner{max-width:760px;margin:0 auto}
.bh-inner h2{font-family:'Bebas Neue',display;font-size:2rem;letter-spacing:1.5px;line-height:1.20;text-transform:uppercase;margin-bottom:10px}
.obsidian-band .bh-inner h2{color:var(--uh-white)}
.grey-band .bh-inner h2{color:var(--uh-black)}
.obsidian-band .bh-inner p{font-size:.92rem;color:rgba(255,255,255,.50)}
.grey-band .bh-inner p{font-size:.92rem;color:var(--uh-muted)}

/* ═══ HERO — Product LEFT, Copy RIGHT ═══ */
.hero-section{background:linear-gradient(150deg,var(--uh-black) 0%,var(--uh-dark-mid) 60%,#0a0600 100%);position:relative;overflow:hidden;padding:0 24px;border-bottom:3px solid var(--uh-amber-lgt)}
.hs-bg{position:absolute;inset:0;background:radial-gradient(ellipse at 15% 50%,rgba(180,83,9,.16) 0%,transparent 50%),radial-gradient(ellipse at 88% 20%,rgba(146,64,14,.10) 0%,transparent 45%);pointer-events:none}
.hs-grid{position:relative;z-index:1;max-width:1240px;margin:0 auto;display:grid;grid-template-columns:1fr 1.15fr;min-height:660px;align-items:center;gap:52px;padding:64px 0}

/* Left: product */
.hs-left{position:relative;display:flex;flex-direction:column;align-items:center}
.hl-glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:300px;height:300px;border-radius:50%;background:radial-gradient(ellipse,rgba(180,83,9,.22) 0%,rgba(146,64,14,.10) 60%,transparent 75%);pointer-events:none}
.hl-rating{color:var(--uh-amber-brt);font-size:.78rem;font-weight:700;margin-bottom:10px;text-align:center;position:relative;z-index:1}
.hl-img-link{position:relative;z-index:1;display:block}
.hl-img-link img{width:auto;max-width:320px;max-height:380px;object-fit:contain;filter:drop-shadow(0 14px 44px rgba(0,0,0,.65)) drop-shadow(0 0 60px rgba(180,83,9,.22));transition:transform .5s;display:block;margin:0 auto}
.hl-img-link:hover img{transform:scale(1.04) translateY(-8px)}
.hl-data{display:flex;align-items:center;justify-content:center;gap:0;background:rgba(255,255,255,.05);border:1px solid rgba(245,158,11,.18);border-radius:var(--r-xs);padding:10px 18px;margin-top:16px;position:relative;z-index:1}
.hld-item{display:flex;flex-direction:column;align-items:center;padding:0 16px}
.hld-v{font-family:'Bebas Neue',display;font-size:1.7rem;letter-spacing:1px;color:var(--uh-amber-brt);line-height:1}
.hld-l{font-size:.60rem;font-weight:700;color:rgba(255,255,255,.40);text-transform:uppercase;letter-spacing:.5px;margin-top:2px}
.hld-div{width:1px;height:32px;background:rgba(255,255,255,.14);flex-shrink:0}

/* Right: copy */
.hs-right{display:flex;flex-direction:column}
.hsr-eyebrow{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:20px}
.hsr-eyebrow span{background:rgba(180,83,9,.18);border:1px solid rgba(245,158,11,.26);color:var(--uh-amber-brt);font-size:.64rem;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;padding:5px 12px;border-radius:var(--r-xs)}
.hero-h1{font-family:'Bebas Neue',display;font-size:3.4rem;letter-spacing:2px;line-height:1.05;color:var(--uh-white);margin-bottom:18px;text-transform:uppercase}
.h1-amber{color:var(--uh-amber-brt)}
.hero-sub{font-size:1rem;line-height:1.80;color:rgba(255,255,255,.58);margin-bottom:22px;max-width:540px}
.hero-sub strong{color:var(--uh-amber-brt)}
.hero-ul{display:flex;flex-direction:column;gap:9px;margin-bottom:26px}
.hero-ul span{font-size:.88rem;color:rgba(255,255,255,.78);font-weight:500;display:flex;align-items:center;gap:8px}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:20px}
.hero-trust{display:flex;align-items:center;background:rgba(255,255,255,.05);border:1px solid rgba(245,158,11,.18);border-radius:var(--r-xs);padding:12px 16px;flex-wrap:wrap;margin-bottom:14px}
.ht-cell{display:flex;flex-direction:column;align-items:center;padding:0 14px}
.ht-cell strong{font-family:'Bebas Neue',display;font-size:1.3rem;letter-spacing:1px;color:var(--uh-amber-brt);line-height:1}
.ht-cell span{font-size:.60rem;font-weight:700;color:rgba(255,255,255,.40);text-transform:uppercase;letter-spacing:.5px;margin-top:3px}
.ht-line{width:1px;height:34px;background:rgba(255,255,255,.12);flex-shrink:0}
.hero-fine{font-size:.74rem;color:rgba(255,255,255,.30)}
.hero-disc{font-size:.70rem;color:rgba(255,255,255,.20);margin-top:6px;line-height:1.55}

/* ═══ BADGES STRIP ═══ */
.badges-strip{background:var(--uh-amber-mid);padding:11px 24px;overflow:hidden}
.bs-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px 0}
.bs-badge{display:flex;align-items:center;gap:7px;padding:0 22px;border-right:1px solid rgba(255,255,255,.20)}
.bs-badge:last-child{border-right:none}
.bs-badge span{font-size:1.1rem}
.bs-badge strong{font-size:.80rem;font-weight:700;color:var(--uh-white);text-transform:uppercase;letter-spacing:.3px}

/* ═══ SCIENCE — 2-col with amber stat ═══ */
.science-section{background:var(--uh-white);padding:64px 40px}
.sci-wrap{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:56px;margin-bottom:36px}
.sci-col h3{font-size:1.45rem;font-weight:800;color:var(--uh-black);margin-bottom:14px;line-height:1.3}
.sci-col p{font-size:1rem;line-height:1.85;color:var(--uh-muted);margin-bottom:14px}
.sci-callout{background:var(--uh-black);border-radius:var(--r-md);padding:22px 26px;margin-top:22px;display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:center}
.sc-num{font-family:'Bebas Neue',display;font-size:3.2rem;letter-spacing:1px;color:var(--uh-amber-brt);line-height:1;flex-shrink:0}
.sci-callout p{font-size:.90rem;line-height:1.60;color:rgba(255,255,255,.58);margin:0}

/* Quality bar */
.quality-bar{max-width:1160px;margin:0 auto;background:var(--uh-amber-xpl);border:1px solid var(--uh-border);border-radius:var(--r-md);display:flex;flex-wrap:wrap;overflow:hidden}
.qb-item{display:flex;flex-direction:column;padding:14px 20px;flex:1;min-width:140px}
.qb-sep{width:1px;background:var(--uh-border);flex-shrink:0}
.qbk{font-size:.68rem;font-weight:800;color:var(--uh-amber-mid);text-transform:uppercase;letter-spacing:.5px;margin-bottom:3px}
.qbv{font-size:.84rem;color:var(--uh-muted);font-weight:500}
.qb-last{}
.qbg{color:var(--uh-amber-mid);font-weight:800}
.sci-disc{max-width:860px;margin:12px auto 0;font-size:.74rem;color:var(--uh-faint);text-align:center;line-height:1.6}

/* ═══ PRICE BAND ═══ */
.price-band{background:var(--uh-amber-mid);padding:38px 24px 14px;text-align:center;border-top:3px solid var(--uh-amber-lgt)}
.pb-inner h2{font-family:'Bebas Neue',display;font-size:1.9rem;letter-spacing:1.5px;text-transform:uppercase;color:var(--uh-white);margin-bottom:8px}
.pb-inner p{font-size:.92rem;color:rgba(255,255,255,.56)}
.price-sec{background:var(--uh-dark);padding:42px;text-align:center}
.price-link img{max-width:900px;width:100%;height:auto;object-fit:contain;border-radius:var(--r-sm);display:block;margin:0 auto;transition:transform .3s}
.price-link:hover img{transform:scale(1.01)}

/* ═══ INGREDIENTS — 2-col deep-dive rows ═══ */
.ing-section{background:var(--uh-dark-mid);padding:64px 40px}
.ing-intro{max-width:1100px;margin:0 auto 36px;background:rgba(245,158,11,.10);border:1px solid rgba(245,158,11,.20);border-radius:var(--r-md);padding:20px 26px}
.ing-intro p{font-size:.94rem;line-height:1.72;color:rgba(255,255,255,.60)}
.ing-intro p strong{color:var(--uh-amber-brt)}
.ing-rows{max-width:1100px;margin:0 auto;display:flex;flex-direction:column;gap:0;margin-bottom:22px}
.ing-row{display:grid;grid-template-columns:200px 1fr;gap:0;border-bottom:1px solid var(--uh-border-dk);padding:22px 0;transition:background .2s}
.ing-row:last-child{border-bottom:none}
.ing-row:hover{background:rgba(245,158,11,.04)}
.ir-left{padding-right:28px;border-right:2px solid var(--uh-amber-mid)}
.ir-num{font-family:'Bebas Neue',display;font-size:1.4rem;letter-spacing:1px;color:var(--uh-amber-mid);line-height:1;display:block;margin-bottom:4px}
.ir-left h4{font-size:.96rem;font-weight:800;color:var(--uh-white);margin-bottom:4px;line-height:1.3}
.ir-tag{font-size:.66rem;font-weight:700;text-transform:uppercase;letter-spacing:.4px;color:rgba(255,255,255,.32);display:block}
.ir-right{padding-left:28px}
.ir-right p{font-size:.86rem;line-height:1.72;color:rgba(255,255,255,.50)}
.ing-disc{max-width:1100px;margin:0 auto;background:rgba(245,158,11,.08);border:1px solid rgba(245,158,11,.16);border-radius:var(--r-xs);padding:12px 18px;font-size:.76rem;color:rgba(255,255,255,.30);line-height:1.6}

/* ═══ OVERVIEW ═══ */
.overview-section{background:var(--uh-off-w);padding:64px 40px}
.ov-wrap{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:260px 1fr;gap:52px;align-items:start}
.ov-img img{width:100%;max-width:240px;height:auto;object-fit:contain;filter:drop-shadow(0 8px 26px rgba(12,12,12,.14));display:block;margin:0 auto}
.ov-cap{text-align:center;margin-top:10px;font-size:.70rem;font-weight:700;color:var(--uh-faint);text-transform:uppercase;letter-spacing:.5px}
.ov-text h3{font-size:1.45rem;font-weight:800;color:var(--uh-black);margin-bottom:16px;line-height:1.3}
.ov-text p{font-size:1rem;line-height:1.85;color:var(--uh-muted);margin-bottom:14px}

/* ═══ BENEFITS — 4-col vertical cards ═══ */
.benefits-section{background:var(--uh-grey);padding:64px 40px}
.ben-grid{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:18px}
.ben-card{background:var(--uh-white);border:1px solid var(--uh-border);border-radius:var(--r-md);padding:24px 18px;box-shadow:var(--sh-sm);transition:box-shadow .25s,transform .25s;border-top:4px solid var(--uh-amber-lgt);display:flex;flex-direction:column}
.ben-card:hover{box-shadow:var(--sh-lg);transform:translateY(-5px)}
.bc-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.bc-ico{font-size:1.8rem}
.bc-num{font-family:'Bebas Neue',display;font-size:2.2rem;letter-spacing:1px;color:var(--uh-amber-pal);line-height:1}
.ben-card h4{font-size:.94rem;font-weight:800;color:var(--uh-black);margin-bottom:8px;line-height:1.3;text-transform:uppercase;letter-spacing:.3px}
.ben-card p{font-size:.82rem;line-height:1.66;color:var(--uh-muted);flex:1}
.bc-claims{display:flex;flex-wrap:wrap;gap:5px;margin-top:14px}
.bc-claims span{background:var(--uh-amber-xpl);border:1px solid rgba(180,83,9,.24);color:var(--uh-amber-mid);font-size:.66rem;font-weight:700;text-transform:uppercase;letter-spacing:.3px;padding:3px 8px;border-radius:var(--r-xs)}
.ben-disc{max-width:860px;margin:0 auto;font-size:.74rem;color:var(--uh-faint);text-align:center;line-height:1.6}

/* ═══ HOWTO ═══ */
.howto-section{background:var(--uh-white);padding:64px 40px}
.howto-steps{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:0}
.hs-step{display:grid;grid-template-columns:54px 1fr;gap:0;align-items:start;position:relative}
.hs-step:not(:last-child)::after{content:'';position:absolute;left:26px;top:54px;bottom:0;width:2px;background:linear-gradient(to bottom,var(--uh-amber-lgt),rgba(217,119,6,.10));z-index:0}
.hs-num{width:52px;height:52px;border-radius:var(--r-xs);background:linear-gradient(135deg,var(--uh-amber) 0%,var(--uh-amber-mid) 100%);color:var(--uh-white);font-family:'Bebas Neue',display;font-size:1.5rem;letter-spacing:.5px;display:flex;align-items:center;justify-content:center;flex-shrink:0;position:relative;z-index:1;box-shadow:var(--sh-amber)}
.hs-body{padding:6px 0 34px 22px}
.hs-body h4{font-size:.96rem;font-weight:800;color:var(--uh-black);margin-bottom:6px;text-transform:uppercase;letter-spacing:.3px}
.hs-tldr{font-size:.84rem;background:var(--uh-amber-xpl);border-left:3px solid var(--uh-amber-mid);padding:8px 12px;border-radius:0 var(--r-xs) var(--r-xs) 0;margin-bottom:9px;line-height:1.55;color:var(--uh-amber-mid);font-weight:700}
.hs-body p:last-child{font-size:.94rem;line-height:1.80;color:var(--uh-muted)}

/* ═══ REVIEWS ═══ */
.reviews-section{background:var(--uh-dark-mid);padding:64px 40px}
.rev-grid{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rev-card{background:var(--uh-card);border:1px solid var(--uh-border-dk);border-radius:var(--r-md);padding:24px 20px;transition:box-shadow .3s,transform .3s;border-left:4px solid var(--uh-amber-lgt)}
.rev-card:hover{box-shadow:0 8px 28px rgba(180,83,9,.18);transform:translateY(-4px)}
.rc-top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.rc-av{width:64px;height:64px;border-radius:var(--r-sm);object-fit:cover;border:2px solid var(--uh-amber-mid);flex-shrink:0}
.rc-stars{color:#f59e0b;font-size:1rem;letter-spacing:2px;margin-bottom:3px}
.rc-name{font-size:.92rem;font-weight:800;color:var(--uh-white);margin-bottom:1px;text-transform:uppercase;letter-spacing:.3px}
.rc-name span{font-weight:400;font-size:.79rem;color:rgba(255,255,255,.38);text-transform:none;letter-spacing:0}
.rc-badge{font-size:.70rem;font-weight:700;color:#4ade80}
.rc-quote{font-size:.88rem;line-height:1.72;color:rgba(255,255,255,.52);font-style:italic;border-top:1px solid var(--uh-border-dk);padding-top:12px;margin-top:4px}

/* ═══ GUARANTEE ═══ */
.guar-section{background:linear-gradient(135deg,var(--uh-amber-xpl) 0%,var(--uh-grey) 100%);padding:64px 40px;border-top:3px solid var(--uh-amber-lgt);border-bottom:3px solid var(--uh-amber-lgt)}
.guar-inner{max-width:1060px;margin:0 auto;display:grid;grid-template-columns:260px 1fr;gap:56px;align-items:center}
.guar-img img{width:100%;max-width:240px;height:auto;object-fit:contain;display:block;margin:0 auto;filter:drop-shadow(0 6px 20px rgba(12,12,12,.12))}
.guar-text h2{font-family:'Bebas Neue',display;font-size:1.9rem;letter-spacing:1.5px;text-transform:uppercase;color:var(--uh-black);line-height:1.22;margin-bottom:14px}
.guar-text p{font-size:1rem;line-height:1.82;color:var(--uh-muted);margin-bottom:12px}

/* ═══ FAQs ═══ */
.faq-section{background:var(--uh-white);padding:60px 40px}
.faq-list{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:8px}
.faq-item{background:var(--uh-off-w);border:1px solid var(--uh-border);border-radius:var(--r-sm);overflow:hidden}
.faq-q{width:100%;background:none;border:none;text-align:left;padding:17px 22px;font-family:'Source Sans 3',sans-serif;font-size:.88rem;font-weight:700;color:var(--uh-text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:13px;transition:background .2s;line-height:1.45;text-transform:uppercase;letter-spacing:.3px}
.faq-q:hover{background:var(--uh-amber-xpl)}
.faq-arr{font-size:1.4rem;font-weight:300;transition:transform .3s;color:var(--uh-amber-mid);flex-shrink:0;line-height:1}
.faq-ans{display:none;padding:0 22px 18px;font-size:.95rem;line-height:1.78;color:var(--uh-muted);border-top:1px solid var(--uh-border)}
.faq-ans p{padding-top:13px}
.faq-tldr{font-size:.84rem;background:var(--uh-amber-xpl);border-left:3px solid var(--uh-amber-mid);padding:8px 13px;border-radius:0 var(--r-xs) var(--r-xs) 0;line-height:1.55;color:var(--uh-amber-mid);font-weight:700}
.faq-item.open .faq-ans{display:block}
.faq-item.open .faq-arr{transform:rotate(45deg);color:var(--uh-black)}
.faq-item.open .faq-q{background:var(--uh-amber-xpl)}

/* ═══ FINAL CTA ═══ */
.cta-final{background:var(--uh-black);padding:84px 24px;text-align:center;border-top:3px solid var(--uh-amber-lgt);position:relative;overflow:hidden}
.cta-final::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 0%,rgba(180,83,9,.18) 0%,transparent 55%);pointer-events:none}
.ctaf-inner{position:relative;z-index:1;max-width:800px;margin:0 auto}
.ctaf-inner h2{font-family:'Bebas Neue',display;font-size:2.8rem;letter-spacing:2px;text-transform:uppercase;color:var(--uh-white);margin-bottom:12px;line-height:1.12}
.ctaf-inner h2 span{color:var(--uh-amber-brt)}
.ctaf-sub{font-size:.82rem;color:rgba(255,255,255,.30);margin-bottom:34px;line-height:1.7}
.ctaf-product{max-width:220px;margin:0 auto 28px}
.ctaf-product img{width:100%;height:auto;object-fit:contain;filter:drop-shadow(0 0 40px rgba(180,83,9,.30)) drop-shadow(0 16px 40px rgba(0,0,0,.65));transition:transform .4s}
.ctaf-product:hover img{transform:scale(1.05) translateY(-8px)}
.ctaf-trust{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 24px;margin-top:18px}
.ctaf-trust span{font-size:.76rem;font-weight:600;color:rgba(255,255,255,.32);white-space:nowrap;text-transform:uppercase;letter-spacing:.3px}
.ctaf-disc{font-size:.70rem;color:rgba(255,255,255,.20);margin-top:14px;line-height:1.6}

/* ═══ FOOTER ═══ */
footer{background:var(--uh-black);border-top:3px solid var(--uh-amber-lgt)}
.footer-grid{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr;padding:44px 40px;gap:0;border-bottom:1px solid rgba(245,158,11,.14)}
.fg-brand{padding-right:44px;border-right:1px solid rgba(245,158,11,.14)}
.footer-logo{text-decoration:none;display:flex;align-items:center;margin-bottom:12px}
.fg-desc{font-size:.80rem;line-height:1.70;color:rgba(255,255,255,.28);margin-bottom:16px}
.fg-chips{display:flex;flex-wrap:wrap;gap:6px}
.fg-chips span{background:rgba(180,83,9,.18);border:1px solid rgba(245,158,11,.22);color:var(--uh-amber-brt);font-size:.62rem;font-weight:700;text-transform:uppercase;letter-spacing:.3px;padding:3px 10px;border-radius:var(--r-xs)}
.fg-nav{padding:0 24px}
.fg-nav h5{font-family:'Source Sans 3',sans-serif;font-size:.80rem;font-weight:800;text-transform:uppercase;letter-spacing:2px;color:var(--uh-amber-brt);margin-bottom:12px;padding-bottom:6px;border-bottom:1px solid rgba(245,158,11,.16)}
.fg-nav ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:9px}
.fg-nav ul li a{color:rgba(255,255,255,.30);text-decoration:none;font-size:.83rem;font-weight:600;text-transform:uppercase;letter-spacing:.3px;transition:color .2s;display:flex;align-items:center;gap:5px}
.fg-nav ul li a::before{content:'›';color:var(--uh-amber-lgt);font-size:.9rem}
.fg-nav ul li a:hover{color:var(--uh-white)}
.footer-legal{max-width:1200px;margin:0 auto;padding:14px 40px 20px;text-align:center}
.footer-legal p{font-size:.72rem;color:rgba(255,255,255,.20);line-height:1.65;margin-bottom:7px}
.footer-copy{font-size:.72rem;color:rgba(255,255,255,.20);margin-top:8px;padding-top:8px;border-top:1px solid rgba(245,158,11,.10)}

/* ═══ FADE-UP ═══ */
.fade-up{opacity:0;transform:translateY(22px);transition:opacity .58s ease,transform .58s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}
.hero-section .fade-up{opacity:1;transform:translateY(0);animation:heroFd .65s ease both}
@keyframes heroFd{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}
.hero-section .hs-left{animation-delay:.10s}
.hero-section .hs-right{animation-delay:.22s}
.hero-section .hero-ctas{animation-delay:.32s}
.hero-section .hero-trust{animation-delay:.42s}

/* ═══ RESPONSIVE ═══ */
@media(max-width:1100px){
  .ben-grid{grid-template-columns:1fr 1fr}
  .quality-bar{flex-wrap:wrap}
  .footer-grid{grid-template-columns:1fr 1fr}
  .fg-brand{grid-column:1/-1;border-right:none;border-bottom:1px solid rgba(245,158,11,.14);padding-right:0;padding-bottom:24px;margin-bottom:8px}
  .bs-badge{border-right:none}
}
@media(max-width:900px){
  .hs-grid{grid-template-columns:1fr;padding:44px 0}
  .hs-left{order:-1}
  .hl-img-link img{max-width:220px}
  .sci-wrap{grid-template-columns:1fr}
  .ov-wrap{grid-template-columns:1fr}
  .rev-grid{grid-template-columns:1fr 1fr}
  .guar-inner{grid-template-columns:1fr;text-align:center}
  .guar-img{order:-1}
  .ht-line{display:none}
  .hero-trust{flex-wrap:wrap;gap:12px;justify-content:center}
  .ing-row{grid-template-columns:160px 1fr}
}
@media(max-width:640px){
  nav{padding:0 16px}
  .nav-links{display:none}
  .hamburger{display:flex}
  .hero-section{padding:0 16px}
  .hero-h1{font-size:2.7rem}
  .science-section,.ing-section,.benefits-section,.howto-section,.overview-section,.reviews-section,.guar-section,.faq-section,.price-sec,.cta-final{padding:44px 20px}
  .rev-grid,.ben-grid{grid-template-columns:1fr}
  .footer-grid,.footer-legal{padding:28px 20px}
  .fg-nav{padding:0}
  .footer-grid{grid-template-columns:1fr}
  .ctaf-inner h2{font-size:2.2rem}
  .band-hdr{padding:36px 20px 28px}
  .bh-inner h2{font-size:1.7rem}
  .hs-step{grid-template-columns:44px 1fr}
  .hs-num{width:44px;height:44px;font-size:1.2rem}
  .ing-row{grid-template-columns:1fr}
  .ir-left{border-right:none;padding-right:0;border-bottom:2px solid var(--uh-amber-mid);padding-bottom:10px;margin-bottom:10px}
  .ir-right{padding-left:0}
  .price-sec{padding:32px 16px}
}