/* ============================================================
   ERECTONOLUSA — css/style.css
   Domain: erectonolusa.com
   Theme: Obsidian Black + Electric Orange + Platinum White
   Font: Space Grotesk (body) + DM Serif Display (headings)
   Layout: Hero product-LEFT copy-RIGHT, 2-col science
           with 4-pillar sub-grid, 3×3 ingredient grid,
           horizontal benefit rows, 5-step howto,
           3-col reviews
   Naming: --ern- prefix — new in this session
   ============================================================ */

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

:root{
  --ern-black:    #0a0a0a;
  --ern-dark:     #111111;
  --ern-dark-mid: #191919;
  --ern-card:     #1e1e1e;
  --ern-card-lgt: #252525;
  --ern-orange:   #c2370a;
  --ern-orange-md:#e04010;
  --ern-orange-lt:#f55020;
  --ern-orange-bt:#ff6a35;
  --ern-orange-pl:#fff0eb;
  --ern-orange-xp:#fff8f5;
  --ern-white:    #ffffff;
  --ern-plat:     #f5f5f3;
  --ern-off-w:    #f8f8f6;
  --ern-grey:     #f0f0ee;
  --ern-text:     #0a0a0a;
  --ern-muted:    #3a3a38;
  --ern-faint:    #8a8a86;
  --ern-border:   #e0e0dc;
  --ern-border-dk:#2a2a2a;

  --sh-1: 0 1px 6px rgba(10,10,10,.07);
  --sh-2: 0 4px 18px rgba(10,10,10,.12);
  --sh-3: 0 12px 40px rgba(10,10,10,.20);
  --sh-orange: 0 4px 22px rgba(224,64,16,.42);
  --sh-dark:   0 4px 22px rgba(10,10,10,.72);

  --r-xs:   4px;
  --r-sm:   8px;
  --r-md:   14px;
  --r-lg:   22px;
  --r-pill: 999px;
}

html{scroll-behavior:smooth}
body{font-family:'Space Grotesk',sans-serif;font-size:17px;color:var(--ern-text);background:var(--ern-white);overflow-x:hidden;line-height:1.72}
h1,h2,h3{font-family:'DM Serif Display',serif}
h4,h5{font-family:'Space Grotesk',sans-serif;font-weight:700}
em{font-style:italic}

/* ═══ NAV ═══ */
nav{position:sticky;top:0;z-index:1000;background:var(--ern-black);padding:0 24px;height:66px;box-shadow:var(--sh-dark);border-bottom:2px solid var(--ern-orange-lt)}
.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:'DM Serif Display',serif;font-size:1.55rem;color:var(--ern-white)}
.ln2{font-family:'DM Serif Display',serif;font-size:1.55rem;color:var(--ern-orange-bt)}
.nav-links{display:flex;align-items:center;gap:20px;list-style:none}
.nav-links a{color:rgba(255,255,255,.56);text-decoration:none;font-size:.84rem;font-weight:500;transition:color .2s;white-space:nowrap}
.nav-links a:hover{color:var(--ern-orange-bt)}
.nav-cta{background:var(--ern-orange-md)!important;color:var(--ern-white)!important;font-weight:700!important;font-size:.78rem!important;padding:9px 18px!important;border-radius:var(--r-xs)!important;transition:filter .2s!important;text-transform:uppercase}
.nav-cta:hover{filter:brightness(1.14)!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(--ern-orange-bt);display:block;border-radius:1px}
.mobile-menu{display:none;flex-direction:column;background:var(--ern-dark);position:absolute;top:66px;left:0;right:0;padding:20px 28px;gap:14px;z-index:999;border-bottom:2px solid var(--ern-orange-lt)}
.mobile-menu.open{display:flex}
.mobile-menu a{color:rgba(255,255,255,.72);text-decoration:none;font-size:1rem;font-weight:500;padding:4px 0;border-bottom:.5px solid rgba(255,255,255,.07)}
.mob-cta{background:var(--ern-orange-md)!important;color:var(--ern-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-orange{display:inline-block;background:linear-gradient(135deg,var(--ern-orange) 0%,var(--ern-orange-md) 100%);color:var(--ern-white);font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:.96rem;letter-spacing:.3px;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-orange)}
.cta-orange:hover{filter:brightness(1.14);transform:translateY(-3px);box-shadow:0 8px 28px rgba(224,64,16,.50)}
.cta-lg{font-size:1.02rem;padding:15px 44px}
.cta-ghost-dk{display:inline-block;background:transparent;color:rgba(255,255,255,.56);font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:.84rem;text-transform:uppercase;letter-spacing:.3px;padding:13px 28px;border-radius:var(--r-xs);text-decoration:none;border:1.5px solid rgba(255,255,255,.18);transition:all .2s}
.cta-ghost-dk:hover{border-color:var(--ern-orange-bt);color:var(--ern-orange-bt)}

/* ═══ TAGS ═══ */
.etag{display:inline-block;font-size:.63rem;font-weight:700;letter-spacing:2.8px;text-transform:uppercase;color:var(--ern-orange-bt);border-bottom:2px solid var(--ern-orange-bt);padding-bottom:3px;margin-bottom:14px}
.etag.etag-dk{color:var(--ern-orange-md);border-bottom-color:var(--ern-orange-md)}

/* ═══ BAND HEADERS ═══ */
.band-hdr{padding:52px 24px 40px;text-align:center}
.dark-band{background:var(--ern-dark-mid);border-top:3px solid var(--ern-orange-lt);border-bottom:1px solid var(--ern-border-dk)}
.grey-band{background:var(--ern-grey);border-top:3px solid var(--ern-orange-md);border-bottom:1px solid var(--ern-border)}
.bh-inner{max-width:760px;margin:0 auto}
.bh-inner h2{font-family:'DM Serif Display',serif;font-size:2rem;line-height:1.26;margin-bottom:10px}
.dark-band .bh-inner h2{color:var(--ern-white)}
.grey-band .bh-inner h2{color:var(--ern-black)}
.dark-band .bh-inner p{font-size:.94rem;color:rgba(255,255,255,.50)}
.grey-band .bh-inner p{font-size:.94rem;color:var(--ern-muted)}

/* ═══ HERO — Product LEFT, Copy RIGHT ═══ */
.hero-section{background:linear-gradient(150deg,var(--ern-black) 0%,var(--ern-dark-mid) 60%,#080400 100%);position:relative;overflow:hidden;padding:0 24px;border-bottom:3px solid var(--ern-orange-lt)}
.hs-bg{position:absolute;inset:0;background:radial-gradient(ellipse at 15% 50%,rgba(224,64,16,.14) 0%,transparent 50%),radial-gradient(ellipse at 85% 20%,rgba(194,55,10,.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:640px;align-items:center;gap:52px;padding:64px 0}
.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(224,64,16,.20) 0%,rgba(194,55,10,.10) 60%,transparent 75%);pointer-events:none}
.hl-rating{color:var(--ern-orange-bt);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,.72)) drop-shadow(0 0 60px rgba(224,64,16,.22));transition:transform .5s;display:block;margin:0 auto}
.hl-img-link:hover img{transform:scale(1.04) translateY(-8px)}
.hl-badges{display:flex;flex-wrap:wrap;justify-content:center;gap:7px;margin-top:14px;position:relative;z-index:1}
.hl-badges span{background:rgba(255,255,255,.07);border:1px solid rgba(255,106,53,.22);color:rgba(255,255,255,.80);font-size:.66rem;font-weight:600;padding:4px 12px;border-radius:var(--r-xs)}
.hs-right{display:flex;flex-direction:column}
.hsr-tags{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:20px}
.hsr-tags span{background:rgba(224,64,16,.16);border:1px solid rgba(255,106,53,.26);color:var(--ern-orange-bt);font-size:.64rem;font-weight:700;letter-spacing:.5px;text-transform:uppercase;padding:5px 12px;border-radius:var(--r-xs)}
.hero-h1{font-family:'DM Serif Display',serif;font-size:2.65rem;line-height:1.20;color:var(--ern-white);margin-bottom:18px}
.h1-orange{color:var(--ern-orange-bt);font-style:italic}
.hero-sub{font-size:1rem;line-height:1.80;color:rgba(255,255,255,.60);margin-bottom:22px;max-width:540px}
.hero-sub strong{color:var(--ern-orange-bt)}
.hero-ul{display:flex;flex-direction:column;gap:9px;margin-bottom:26px}
.hero-ul span{font-size:.88rem;color:rgba(255,255,255,.80);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(255,106,53,.18);border-radius:var(--r-xs);padding:12px 16px;flex-wrap:wrap;margin-bottom:12px}
.ht-cell{display:flex;flex-direction:column;align-items:center;padding:0 14px}
.ht-cell strong{font-family:'DM Serif Display',serif;font-size:1.1rem;color:var(--ern-orange-bt);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,.22);margin-top:6px;line-height:1.55}

/* ═══ QUALITY STRIP ═══ */
.quality-strip{background:var(--ern-orange-md);padding:11px 24px;overflow:hidden}
.qs-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:4px 0}
.qs-item{display:flex;align-items:center;gap:6px;padding:0 16px}
.qs-item span{font-size:1rem}
.qs-item strong{font-size:.79rem;font-weight:700;color:var(--ern-white);text-transform:uppercase;letter-spacing:.3px}
.qs-div{width:1px;height:36px;background:rgba(255,255,255,.22);flex-shrink:0}

/* ═══ SCIENCE — 2-col with 4-pillar sub-grid ═══ */
.science-section{background:var(--ern-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-family:'DM Serif Display',serif;font-size:1.5rem;color:var(--ern-black);margin-bottom:14px;line-height:1.3}
.sci-col p{font-size:1rem;line-height:1.85;color:var(--ern-muted);margin-bottom:14px}
.sci-pillars{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
.sp-item{background:var(--ern-orange-xp);border:1px solid var(--ern-border);border-radius:var(--r-md);padding:12px 14px;display:grid;grid-template-columns:28px 1fr;gap:8px;align-items:start;border-left:3px solid var(--ern-orange-lt)}
.sp-icon{font-size:1.3rem;text-align:center}
.sp-item strong{display:block;font-size:.82rem;font-weight:700;color:var(--ern-black);margin-bottom:3px}
.sp-item span{display:block;font-size:.74rem;line-height:1.48;color:var(--ern-muted)}
.facts-bar{max-width:1160px;margin:0 auto;background:var(--ern-orange-pl);border:1px solid var(--ern-border);border-radius:var(--r-md);display:flex;flex-wrap:wrap;overflow:hidden}
.fb-item{display:flex;flex-direction:column;padding:13px 20px;flex:1;min-width:130px}
.fb-sep{width:1px;background:var(--ern-border);flex-shrink:0}
.fbk{font-size:.68rem;font-weight:700;color:var(--ern-orange-md);text-transform:uppercase;letter-spacing:.5px;margin-bottom:3px}
.fbv{font-size:.84rem;color:var(--ern-muted);font-weight:500}
.fbg{color:var(--ern-orange);font-weight:700}
.sci-disc{max-width:860px;margin:12px auto 0;font-size:.74rem;color:var(--ern-faint);text-align:center;line-height:1.6}

/* ═══ PRICE BAND ═══ */
.price-band{background:var(--ern-black);padding:38px 24px 14px;text-align:center;border-top:3px solid var(--ern-orange-lt)}
.pb-inner h2{font-family:'DM Serif Display',serif;font-size:1.85rem;color:var(--ern-orange-bt);margin-bottom:8px}
.pb-inner p{font-size:.93rem;color:rgba(255,255,255,.46)}
.price-sec{background:var(--ern-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 — 3×3 grid ═══ */
.ing-section{background:var(--ern-dark-mid);padding:64px 40px}
.ing-grid{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:22px}
.ing-card{background:var(--ern-card);border:1px solid var(--ern-border-dk);border-radius:var(--r-md);padding:22px 18px;box-shadow:var(--sh-1);transition:box-shadow .25s,transform .25s,border-color .25s;border-top:4px solid var(--ern-orange-lt)}
.ing-card:hover{box-shadow:var(--sh-3);transform:translateY(-4px);border-color:var(--ern-orange-bt)}
.ic-num{font-size:.62rem;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--ern-orange-md);display:block;margin-bottom:6px}
.ing-card h4{font-size:.96rem;font-weight:700;color:var(--ern-white);margin-bottom:4px;line-height:1.3}
.ic-role{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.4px;color:var(--ern-orange-bt);display:block;margin-bottom:10px}
.ing-card p{font-size:.82rem;line-height:1.66;color:rgba(255,255,255,.52)}
.ing-disc{max-width:860px;margin:0 auto;background:rgba(224,64,16,.10);border:1px solid rgba(255,106,53,.18);border-radius:var(--r-xs);padding:12px 18px;font-size:.78rem;color:rgba(255,255,255,.36);line-height:1.6}

/* ═══ BENEFITS — horizontal rows ═══ */
.benefits-section{background:var(--ern-off-w);padding:64px 40px}
.ben-rows{max-width:920px;margin:0 auto;display:flex;flex-direction:column;gap:12px;margin-bottom:18px}
.ben-row{background:var(--ern-white);border:1px solid var(--ern-border);border-radius:var(--ern-r-lg,var(--r-lg));padding:20px 24px;display:grid;grid-template-columns:52px 1fr;gap:16px;align-items:center;transition:box-shadow .25s,border-color .25s;border-left:5px solid var(--ern-orange-lt);box-shadow:var(--sh-1)}
.ben-row:hover{box-shadow:var(--sh-3);border-color:var(--ern-orange-bt)}
.br-ico{font-size:1.7rem;text-align:center}
.br-body h4{font-size:.96rem;font-weight:700;color:var(--ern-black);margin-bottom:6px;line-height:1.3}
.br-body p{font-size:.86rem;line-height:1.70;color:var(--ern-muted)}
.ben-disc{max-width:860px;margin:0 auto;font-size:.74rem;color:var(--ern-faint);text-align:center;line-height:1.6}

/* ═══ OVERVIEW ═══ */
.overview-section{background:var(--ern-dark-mid);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(0,0,0,.60));display:block;margin:0 auto}
.ov-cap{text-align:center;margin-top:10px;font-size:.70rem;font-weight:700;color:var(--ern-faint);text-transform:uppercase;letter-spacing:.5px}
.ov-text h3{font-family:'DM Serif Display',serif;font-size:1.45rem;color:var(--ern-white);margin-bottom:16px;line-height:1.3}
.ov-text p{font-size:1rem;line-height:1.85;color:rgba(255,255,255,.52);margin-bottom:14px}

/* ═══ HOWTO ═══ */
.howto-section{background:var(--ern-grey);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(--ern-orange-lt),rgba(224,64,16,.10));z-index:0}
.hs-num{width:52px;height:52px;border-radius:var(--r-xs);background:linear-gradient(135deg,var(--ern-orange) 0%,var(--ern-orange-md) 100%);color:var(--ern-white);font-family:'DM Serif Display',serif;font-size:1.3rem;display:flex;align-items:center;justify-content:center;flex-shrink:0;position:relative;z-index:1;box-shadow:var(--sh-orange)}
.hs-body{padding:6px 0 34px 22px}
.hs-body h4{font-size:.96rem;font-weight:700;color:var(--ern-black);margin-bottom:6px}
.hs-tldr{font-size:.84rem;background:var(--ern-orange-xp);border-left:3px solid var(--ern-orange-md);padding:8px 12px;border-radius:0 var(--r-xs) var(--r-xs) 0;margin-bottom:9px;line-height:1.55;color:var(--ern-orange);font-weight:700}
.hs-body p:last-child{font-size:.94rem;line-height:1.80;color:var(--ern-muted)}

/* ═══ REVIEWS ═══ */
.reviews-section{background:var(--ern-dark);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(--ern-card);border:1px solid var(--ern-border-dk);border-radius:var(--r-md);padding:24px 20px;transition:box-shadow .3s,transform .3s;border-top:4px solid var(--ern-orange-md)}
.rev-card:hover{box-shadow:0 8px 28px rgba(224,64,16,.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-xs);object-fit:cover;border:2px solid var(--ern-orange-md);flex-shrink:0}
.rc-stars{color:#ff6a35;font-size:1rem;letter-spacing:2px;margin-bottom:3px}
.rc-name{font-size:.90rem;font-weight:700;color:var(--ern-white);margin-bottom:1px;text-transform:uppercase;letter-spacing:.3px}
.rc-name span{font-weight:400;font-size:.79rem;color:rgba(255,255,255,.40);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,.54);font-style:italic;border-top:1px solid var(--ern-border-dk);padding-top:12px;margin-top:4px}

/* ═══ GUARANTEE ═══ */
.guar-section{background:linear-gradient(135deg,var(--ern-orange-pl) 0%,var(--ern-grey) 100%);padding:64px 40px;border-top:3px solid var(--ern-orange-lt);border-bottom:3px solid var(--ern-orange-lt)}
.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(10,10,10,.14))}
.guar-text h2{font-family:'DM Serif Display',serif;font-size:1.85rem;color:var(--ern-black);line-height:1.3;margin-bottom:14px}
.guar-text p{font-size:1rem;line-height:1.82;color:var(--ern-muted);margin-bottom:12px}

/* ═══ FAQs ═══ */
.faq-section{background:var(--ern-white);padding:60px 40px}
.faq-list{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:8px}
.faq-item{background:var(--ern-off-w);border:1px solid var(--ern-border);border-radius:var(--r-sm);overflow:hidden}
.faq-q{width:100%;background:none;border:none;text-align:left;padding:17px 22px;font-family:'Space Grotesk',sans-serif;font-size:.90rem;font-weight:700;color:var(--ern-text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:13px;transition:background .2s;line-height:1.45}
.faq-q:hover{background:var(--ern-orange-xp)}
.faq-arr{font-size:1.4rem;font-weight:300;transition:transform .3s;color:var(--ern-orange-md);flex-shrink:0;line-height:1}
.faq-ans{display:none;padding:0 22px 18px;font-size:.95rem;line-height:1.78;color:var(--ern-muted);border-top:1px solid var(--ern-border)}
.faq-ans p{padding-top:13px}
.faq-tldr{font-size:.84rem;background:var(--ern-orange-xp);border-left:3px solid var(--ern-orange-md);padding:8px 13px;border-radius:0 var(--r-xs) var(--r-xs) 0;line-height:1.55;color:var(--ern-orange);font-weight:700}
.faq-item.open .faq-ans{display:block}
.faq-item.open .faq-arr{transform:rotate(45deg);color:var(--ern-black)}
.faq-item.open .faq-q{background:var(--ern-orange-xp)}

/* ═══ FINAL CTA ═══ */
.cta-final{background:var(--ern-black);padding:84px 24px;text-align:center;border-top:3px solid var(--ern-orange-lt);position:relative;overflow:hidden}
.cta-final::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 0%,rgba(224,64,16,.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:'DM Serif Display',serif;font-size:2.4rem;color:var(--ern-white);margin-bottom:12px;line-height:1.22}
.ctaf-inner h2 span{color:var(--ern-orange-bt)}
.ctaf-sub{font-size:.84rem;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(224,64,16,.30)) drop-shadow(0 16px 40px rgba(0,0,0,.70));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,.34);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(--ern-black);border-top:3px solid var(--ern-orange-lt)}
.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(224,64,16,.18)}
.fg-brand{padding-right:44px;border-right:1px solid rgba(224,64,16,.18)}
.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(224,64,16,.18);border:1px solid rgba(255,106,53,.24);color:var(--ern-orange-bt);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:'Space Grotesk',sans-serif;font-size:.80rem;font-weight:700;text-transform:uppercase;letter-spacing:2px;color:var(--ern-orange-bt);margin-bottom:12px;padding-bottom:6px;border-bottom:1px solid rgba(224,64,16,.18)}
.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:500;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(--ern-orange-bt);font-size:.9rem}
.fg-nav ul li a:hover{color:var(--ern-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(224,64,16,.12)}

/* ═══ 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){
  .ing-grid{grid-template-columns:1fr 1fr}
  .facts-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(224,64,16,.18);padding-right:0;padding-bottom:24px;margin-bottom:8px}
  .qs-div{display:none}
  .sci-pillars{grid-template-columns:1fr}
}
@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}
}
@media(max-width:640px){
  nav{padding:0 16px}
  .nav-links{display:none}
  .hamburger{display:flex}
  .hero-section{padding:0 16px}
  .hero-h1{font-size:2.1rem}
  .science-section,.ing-section,.benefits-section,.overview-section,.howto-section,.reviews-section,.guar-section,.faq-section,.price-sec,.cta-final{padding:44px 20px}
  .rev-grid,.ing-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:1.9rem}
  .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:1.05rem}
  .price-sec{padding:32px 16px}
  .ben-row{grid-template-columns:44px 1fr}
}