/* ============================================================
   WEB-PURISAKI — css/style.css
   Domain: web-purisaki.com
   Theme: Arctic Blue + Coral Red + Clean White
   Font: Abril Fatface (hero display) + Nunito (body)
   Layout: Full-width centered hero with CSS wave bg,
           2-col science + 4 reasons, 3-hero ingredient
           cards + 3 regular, 3-layer tech section,
           3-step howto, 3-col reviews
   Naming: --psk- prefix
   ============================================================ */

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

:root{
  --psk-blue:     #4a90c4;
  --psk-blue-mid: #5ba3d9;
  --psk-blue-lgt: #6db8f0;
  --psk-blue-dk:  #2d6ea0;
  --psk-blue-xdk: #1d4e78;
  --psk-blue-pal: #e8f4fc;
  --psk-blue-xpl: #f0f8ff;
  --psk-coral:    #e8442a;
  --psk-coral-mid:#f05030;
  --psk-coral-lgt:#ff6a4e;
  --psk-coral-pal:#fff0ee;
  --psk-white:    #ffffff;
  --psk-off-w:    #f9fbfd;
  --psk-cream:    #f5f8fb;
  --psk-grey:     #edf3f8;
  --psk-text:     #0d2235;
  --psk-muted:    #2a4d68;
  --psk-faint:    #7aadcf;
  --psk-border:   #c8dff0;
  --psk-border-dk:#2d6ea0;

  --sh-1: 0 1px 6px rgba(45,110,160,.07);
  --sh-2: 0 4px 18px rgba(45,110,160,.12);
  --sh-3: 0 12px 40px rgba(45,110,160,.18);
  --sh-blue:  0 4px 22px rgba(74,144,196,.40);
  --sh-coral: 0 4px 22px rgba(232,68,42,.35);
  --sh-dark:  0 4px 22px rgba(29,78,120,.55);

  --r-xs:   5px;
  --r-sm:   10px;
  --r-md:   16px;
  --r-lg:   24px;
  --r-xl:   36px;
  --r-pill: 999px;
}

html{scroll-behavior:smooth}
body{font-family:'Nunito',sans-serif;font-size:17px;color:var(--psk-text);background:var(--psk-white);overflow-x:hidden;line-height:1.74}
h1{font-family:'Abril Fatface',serif}
h2,h3{font-family:'Nunito',sans-serif;font-weight:800}
h4,h5{font-family:'Nunito',sans-serif;font-weight:700}
em{font-style:italic}

/* ═══ NAV ═══ */
nav{position:sticky;top:0;z-index:1000;background:var(--psk-blue-xdk);padding:0 24px;height:66px;box-shadow:var(--sh-dark);border-bottom:3px solid var(--psk-coral)}
.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;gap:0;flex-shrink:0}
.ln1{font-family:'Abril Fatface',serif;font-size:1.6rem;color:var(--psk-white)}
.ln2{font-family:'Abril Fatface',serif;font-size:1.6rem;color:var(--psk-coral-lgt)}
.ln3{font-family:'Nunito',sans-serif;font-size:.75rem;font-weight:400;color:rgba(255,255,255,.36);margin-left:2px;align-self:flex-start;padding-top:5px}
.nav-links{display:flex;align-items:center;gap:18px;list-style:none}
.nav-links a{color:rgba(255,255,255,.62);text-decoration:none;font-size:.84rem;font-weight:600;transition:color .2s;white-space:nowrap}
.nav-links a:hover{color:var(--psk-coral-lgt)}
.nav-cta{background:var(--psk-coral)!important;color:var(--psk-white)!important;font-weight:800!important;font-size:.78rem!important;padding:9px 18px!important;border-radius:var(--r-pill)!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(--psk-coral-lgt);display:block;border-radius:2px}
.mobile-menu{display:none;flex-direction:column;background:var(--psk-blue-xdk);position:absolute;top:66px;left:0;right:0;padding:20px 28px;gap:14px;z-index:999;border-bottom:2px solid var(--psk-coral)}
.mobile-menu.open{display:flex}
.mobile-menu a{color:rgba(255,255,255,.74);text-decoration:none;font-size:1rem;font-weight:600;padding:4px 0;border-bottom:.5px solid rgba(255,255,255,.08)}
.mob-cta{background:var(--psk-coral)!important;color:var(--psk-white)!important;text-align:center;padding:12px!important;border-radius:var(--r-pill)!important;font-weight:800!important;margin-top:8px;text-transform:uppercase;border:none!important}

/* ═══ BUTTONS ═══ */
.cta-blue{display:inline-block;background:linear-gradient(135deg,var(--psk-blue-xdk) 0%,var(--psk-blue-dk) 100%);color:var(--psk-white);font-family:'Nunito',sans-serif;font-weight:800;font-size:.96rem;letter-spacing:.3px;text-transform:uppercase;padding:14px 38px;border-radius:var(--r-pill);text-decoration:none;transition:filter .25s,transform .2s,box-shadow .2s;box-shadow:var(--sh-blue)}
.cta-blue:hover{filter:brightness(1.18);transform:translateY(-3px);box-shadow:0 8px 28px rgba(74,144,196,.48)}
.cta-xl{font-size:1.02rem;padding:15px 44px}
.cta-ghost{display:inline-block;background:transparent;color:rgba(255,255,255,.60);font-family:'Nunito',sans-serif;font-weight:700;font-size:.84rem;text-transform:uppercase;letter-spacing:.3px;padding:13px 28px;border-radius:var(--r-pill);text-decoration:none;border:1.5px solid rgba(255,255,255,.24);transition:all .2s}
.cta-ghost:hover{border-color:var(--psk-coral-lgt);color:var(--psk-coral-lgt)}

/* ═══ TAGS ═══ */
.etag{display:inline-block;font-size:.63rem;font-weight:800;letter-spacing:2.8px;text-transform:uppercase;color:var(--psk-blue-lgt);border-bottom:2px solid var(--psk-blue-lgt);padding-bottom:3px;margin-bottom:14px}
.etag.etag-dk{color:var(--psk-blue-dk);border-bottom-color:var(--psk-blue-dk)}

/* ═══ BAND HEADERS ═══ */
.band-hdr{padding:52px 24px 40px;text-align:center}
.blue-band{background:var(--psk-blue-xdk);border-top:3px solid var(--psk-coral);border-bottom:1px solid var(--psk-border-dk)}
.cream-band{background:var(--psk-cream);border-top:3px solid var(--psk-blue-mid);border-bottom:1px solid var(--psk-border)}
.bh-inner{max-width:760px;margin:0 auto}
.bh-inner h2{font-size:2rem;font-weight:800;line-height:1.26;margin-bottom:10px}
.blue-band .bh-inner h2{color:var(--psk-white)}
.cream-band .bh-inner h2{color:var(--psk-blue-xdk)}
.blue-band .bh-inner p{font-size:.94rem;color:rgba(255,255,255,.52)}
.cream-band .bh-inner p{font-size:.94rem;color:var(--psk-muted)}

/* ═══ HERO — Full-width centered + wave bg ═══ */
.hero{background:linear-gradient(160deg,var(--psk-blue-xdk) 0%,var(--psk-blue-dk) 50%,#1a3e5f 100%);position:relative;overflow:hidden;padding:60px 24px 80px;text-align:center;border-bottom:4px solid var(--psk-coral)}
/* Wave animation */
.hero-wave{position:absolute;bottom:-2px;left:0;right:0;height:80px;pointer-events:none;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 80'%3E%3Cpath d='M0,40 C300,0 600,80 900,40 C1050,20 1150,60 1200,40 L1200,80 L0,80 Z' fill='%23ffffff10'/%3E%3C/svg%3E") repeat-x bottom;animation:waveAnim 6s ease-in-out infinite alternate}
@keyframes waveAnim{from{background-position:0 bottom}to{background-position:100px bottom}}
.hero-center{position:relative;z-index:1;max-width:900px;margin:0 auto}
.hero-eyebrow{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:22px}
.hero-eyebrow span{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);color:rgba(255,255,255,.86);font-size:.64rem;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;padding:5px 14px;border-radius:var(--r-pill)}
.hero-h1{font-family:'Abril Fatface',serif;font-size:3.2rem;line-height:1.15;color:var(--psk-white);margin-bottom:18px}
.h1-coral{color:var(--psk-coral-lgt)}
.hero-sub{font-size:1rem;line-height:1.80;color:rgba(255,255,255,.62);max-width:680px;margin:0 auto 24px}
.hero-sub strong{color:var(--psk-blue-lgt)}
/* Product */
.hero-product{position:relative;display:inline-block;margin:0 auto 24px}
.hp-glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:260px;height:260px;border-radius:50%;background:radial-gradient(ellipse,rgba(91,163,217,.22) 0%,rgba(74,144,196,.10) 60%,transparent 75%);pointer-events:none}
.hp-link{display:block;position:relative;z-index:1}
.hp-link img{width:auto;max-width:240px;max-height:300px;object-fit:contain;filter:drop-shadow(0 14px 44px rgba(0,0,0,.52)) drop-shadow(0 0 50px rgba(91,163,217,.28));transition:transform .5s;display:block;margin:0 auto}
.hp-link:hover img{transform:scale(1.05) translateY(-8px)}
/* Claims pills */
.hero-claims{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:20px}
.hc-pill{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);color:var(--psk-white);font-size:.80rem;font-weight:700;padding:7px 16px;border-radius:var(--r-pill)}
/* Stats */
.hero-stats{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-md);padding:14px 20px;max-width:560px;margin:0 auto 22px}
.hst{display:flex;flex-direction:column;align-items:center;padding:0 16px}
.hst strong{font-family:'Abril Fatface',serif;font-size:1.5rem;color:var(--psk-coral-lgt);line-height:1}
.hst span{font-size:.60rem;font-weight:700;color:rgba(255,255,255,.44);text-transform:uppercase;letter-spacing:.5px;margin-top:3px}
.hsd{width:1px;height:34px;background:rgba(255,255,255,.14);flex-shrink:0}
.hero-ctas{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:14px}
.hero-fine{font-size:.74rem;color:rgba(255,255,255,.32)}
.hero-disc{font-size:.70rem;color:rgba(255,255,255,.22);margin-top:6px;line-height:1.55}

/* ═══ SCIENCE — 2-col + 4 reasons ═══ */
.science-section{background:var(--psk-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(--psk-blue-xdk);margin-bottom:14px;line-height:1.3}
.sci-col p{font-size:1rem;line-height:1.85;color:var(--psk-muted);margin-bottom:14px}
.sci-col p strong{color:var(--psk-blue-xdk)}
.sci-reasons{display:flex;flex-direction:column;gap:12px}
.sr-item{display:grid;grid-template-columns:36px 1fr;gap:10px;align-items:start;background:var(--psk-blue-xpl);border:1px solid var(--psk-border);border-radius:var(--r-md);padding:14px 16px;border-left:4px solid var(--psk-blue-mid)}
.sr-ico{font-size:1.3rem;text-align:center;padding-top:2px}
.sr-item strong{display:block;font-size:.88rem;font-weight:700;color:var(--psk-blue-xdk);margin-bottom:3px}
.sr-item p{font-size:.80rem;line-height:1.60;color:var(--psk-muted);margin:0}
.howto-img{max-width:960px;margin:0 auto 32px;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2)}
.howto-img a{display:block}
.howto-img img{width:100%;height:auto;object-fit:contain;display:block;transition:transform .4s}
.howto-img:hover img{transform:scale(1.02)}
.facts-bar{max-width:1160px;margin:0 auto;background:var(--psk-blue-pal);border:1px solid var(--psk-border);border-radius:var(--r-md);display:flex;flex-wrap:wrap;overflow:hidden}
.fb-item{display:flex;flex-direction:column;padding:13px 18px;flex:1;min-width:120px}
.fb-sep{width:1px;background:var(--psk-border);flex-shrink:0}
.fbk{font-size:.67rem;font-weight:800;color:var(--psk-blue-xdk);text-transform:uppercase;letter-spacing:.5px;margin-bottom:3px}
.fbv{font-size:.82rem;color:var(--psk-muted);font-weight:600}
.fbg{color:var(--psk-blue-dk);font-weight:800}
.sci-disc{max-width:860px;margin:12px auto 0;font-size:.74rem;color:var(--psk-faint);text-align:center;line-height:1.6}

/* ═══ PRICE BAND ═══ */
.price-band{background:var(--psk-blue-xdk);padding:38px 24px 14px;text-align:center;border-top:3px solid var(--psk-coral)}
.pb-inner h2{font-size:1.85rem;font-weight:800;color:var(--psk-coral-lgt);margin-bottom:8px}
.pb-inner p{font-size:.93rem;color:rgba(255,255,255,.48)}
.price-sec{background:var(--psk-blue-dk);padding:42px;text-align:center}
.price-link img{max-width:900px;width:100%;height:auto;object-fit:contain;border-radius:var(--r-md);display:block;margin:0 auto;transition:transform .3s}
.price-link:hover img{transform:scale(1.01)}

/* ═══ INGREDIENTS — 3 hero + 3 regular ═══ */
.ing-section{background:var(--psk-grey);padding:64px 40px}
.ing-intro{max-width:960px;margin:0 auto 28px;background:var(--psk-blue-pal);border:1px solid var(--psk-border);border-radius:var(--r-md);padding:16px 22px;font-size:.94rem;line-height:1.70;color:var(--psk-muted)}
.ing-intro strong{color:var(--psk-blue-xdk)}
.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(--psk-white);border:1px solid var(--psk-border);border-radius:var(--r-lg);padding:22px 18px;box-shadow:var(--sh-1);transition:box-shadow .25s,transform .25s;border-top:4px solid var(--psk-blue-mid)}
.ing-card:hover{box-shadow:var(--sh-3);transform:translateY(-4px)}
.ing-hero{border-top-color:var(--psk-coral);background:linear-gradient(160deg,var(--psk-white) 0%,var(--psk-coral-pal) 100%)}
.ic-badge{display:inline-block;font-size:.60rem;font-weight:800;letter-spacing:1.2px;text-transform:uppercase;background:var(--psk-coral);color:var(--psk-white);padding:3px 9px;border-radius:var(--r-pill);margin-bottom:7px}
.ic-num{font-size:.60rem;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--psk-faint);display:block;margin-bottom:4px}
.ing-card h4{font-size:1.02rem;font-weight:800;color:var(--psk-blue-xdk);margin-bottom:4px;line-height:1.3}
.ing-hero h4{color:var(--psk-coral)}
.ic-role{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.4px;color:var(--psk-blue-dk);display:block;margin-bottom:10px}
.ing-hero .ic-role{color:var(--psk-coral)}
.ing-card p{font-size:.82rem;line-height:1.66;color:var(--psk-muted)}
.ing-disc{max-width:860px;margin:0 auto;background:var(--psk-blue-pal);border:1px solid var(--psk-border);border-radius:var(--r-xs);padding:12px 18px;font-size:.78rem;color:var(--psk-muted);line-height:1.6}

/* ═══ TECH SECTION ═══ */
.tech-section{background:var(--psk-off-w);padding:64px 40px}
.tech-wrap{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:300px 1fr;gap:52px;align-items:start}
.tech-img img{width:100%;max-width:280px;height:auto;object-fit:contain;filter:drop-shadow(0 8px 26px rgba(45,110,160,.16));display:block;margin:0 auto}
.ti-caption{display:flex;flex-direction:column;gap:5px;margin-top:14px;align-items:center}
.ti-caption span{font-size:.80rem;font-weight:700;color:var(--psk-blue-dk)}
.tech-layers{display:flex;flex-direction:column;gap:16px}
.tl-item{background:var(--psk-white);border:1px solid var(--psk-border);border-radius:var(--r-lg);padding:20px 22px;border-left:5px solid var(--psk-blue-mid);box-shadow:var(--sh-1);transition:box-shadow .25s}
.tl-item:hover{box-shadow:var(--sh-3)}
.tl-num{font-size:.62rem;font-weight:800;letter-spacing:2px;text-transform:uppercase;color:var(--psk-coral);margin-bottom:6px}
.tl-item h4{font-size:1.02rem;font-weight:800;color:var(--psk-blue-xdk);margin-bottom:8px}
.tl-item p{font-size:.88rem;line-height:1.72;color:var(--psk-muted)}

/* ═══ HOWTO ═══ */
.howto-section{background:var(--psk-blue-pal);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(--psk-blue-mid),rgba(91,163,217,.12));z-index:0}
.hs-num{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--psk-coral) 0%,var(--psk-coral-mid) 100%);color:var(--psk-white);font-family:'Abril Fatface',serif;font-size:1.4rem;display:flex;align-items:center;justify-content:center;flex-shrink:0;position:relative;z-index:1;box-shadow:var(--sh-coral)}
.hs-body{padding:6px 0 34px 22px}
.hs-body h4{font-size:1rem;font-weight:800;color:var(--psk-blue-xdk);margin-bottom:6px}
.hs-tldr{font-size:.84rem;background:var(--psk-white);border-left:3px solid var(--psk-blue-mid);padding:8px 12px;border-radius:0 var(--r-xs) var(--r-xs) 0;margin-bottom:9px;line-height:1.55;color:var(--psk-blue-dk);font-weight:700}
.hs-body p:last-child{font-size:.94rem;line-height:1.80;color:var(--psk-muted)}

/* ═══ REVIEWS ═══ */
.reviews-section{background:var(--psk-white);padding:64px 40px}
.rev-banner{max-width:960px;margin:0 auto 36px;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2)}
.rev-banner img{width:100%;height:auto;object-fit:contain;display:block}
.rev-grid{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rev-card{background:var(--psk-off-w);border:1px solid var(--psk-border);border-radius:var(--r-lg);padding:22px 20px;box-shadow:var(--sh-1);transition:box-shadow .3s,transform .3s;border-top:4px solid var(--psk-blue-mid)}
.rev-card:hover{box-shadow:var(--sh-3);transform:translateY(-4px)}
.rc-stars{color:var(--psk-coral);font-size:1.1rem;letter-spacing:2px;display:block;margin-bottom:12px}
.rc-top{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.rc-av{width:60px;height:60px;border-radius:50%;object-fit:cover;border:3px solid var(--psk-blue-mid);flex-shrink:0}
.rc-name{font-size:.96rem;font-weight:800;color:var(--psk-blue-xdk);margin-bottom:2px}
.rc-name span{font-weight:600;font-size:.78rem;color:#15803d}
.rc-result{font-size:.76rem;font-weight:700;color:var(--psk-coral);background:var(--psk-coral-pal);display:inline-block;padding:3px 8px;border-radius:var(--r-pill);margin-bottom:10px}
.rc-quote{font-size:.90rem;line-height:1.72;color:var(--psk-muted);font-style:italic;border-left:3px solid var(--psk-blue-mid);padding-left:12px}

/* ═══ GUARANTEE ═══ */
.guar-section{background:linear-gradient(135deg,var(--psk-blue-pal) 0%,var(--psk-cream) 100%);padding:64px 40px;border-top:3px solid var(--psk-blue-mid);border-bottom:3px solid var(--psk-blue-mid)}
.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(45,110,160,.14))}
.guar-text h2{font-size:1.85rem;font-weight:800;color:var(--psk-blue-xdk);line-height:1.3;margin-bottom:14px}
.guar-text p{font-size:1rem;line-height:1.82;color:var(--psk-muted);margin-bottom:12px}

/* ═══ FAQs ═══ */
.faq-section{background:var(--psk-grey);padding:60px 40px}
.faq-list{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:8px}
.faq-item{background:var(--psk-white);border:1px solid var(--psk-border);border-radius:var(--r-sm);overflow:hidden;box-shadow:var(--sh-1)}
.faq-q{width:100%;background:none;border:none;text-align:left;padding:18px 22px;font-family:'Nunito',sans-serif;font-size:.92rem;font-weight:700;color:var(--psk-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(--psk-blue-xpl)}
.faq-arr{font-size:1.4rem;font-weight:300;transition:transform .3s;color:var(--psk-blue-mid);flex-shrink:0;line-height:1}
.faq-ans{display:none;padding:0 22px 18px;font-size:.95rem;line-height:1.78;color:var(--psk-muted);border-top:1px solid var(--psk-border)}
.faq-ans p{padding-top:13px}
.faq-tldr{font-size:.84rem;background:var(--psk-blue-xpl);border-left:3px solid var(--psk-blue-mid);padding:8px 13px;border-radius:0 var(--r-xs) var(--r-xs) 0;line-height:1.55;color:var(--psk-blue-xdk);font-weight:700}
.faq-item.open .faq-ans{display:block}
.faq-item.open .faq-arr{transform:rotate(45deg);color:var(--psk-blue-xdk)}
.faq-item.open .faq-q{background:var(--psk-blue-xpl)}

/* ═══ FINAL CTA ═══ */
.cta-final{background:linear-gradient(155deg,var(--psk-blue-xdk) 0%,var(--psk-blue-dk) 55%,#0d2a42 100%);padding:84px 24px;text-align:center;border-top:4px solid var(--psk-coral);position:relative;overflow:hidden}
.cta-final::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 0%,rgba(91,163,217,.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:'Abril Fatface',serif;font-size:2.6rem;color:var(--psk-white);margin-bottom:12px;line-height:1.18}
.ctaf-inner h2 span{color:var(--psk-coral-lgt)}
.ctaf-inner h2 em{color:var(--psk-blue-lgt);font-style:italic}
.ctaf-sub{font-size:.84rem;color:rgba(255,255,255,.34);margin-bottom:34px;line-height:1.7}
.ctaf-product{max-width:200px;margin:0 auto 28px}
.ctaf-product img{width:100%;height:auto;object-fit:contain;filter:drop-shadow(0 0 40px rgba(91,163,217,.30)) drop-shadow(0 16px 40px rgba(0,0,0,.58));transition:transform .4s}
.ctaf-product:hover img{transform:scale(1.06) translateY(-8px)}
.ctaf-trust{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 20px;margin-top:18px}
.ctaf-trust span{font-size:.76rem;font-weight:700;color:rgba(255,255,255,.36);white-space:nowrap}
.ctaf-disc{font-size:.70rem;color:rgba(255,255,255,.22);margin-top:14px;line-height:1.6}

/* ═══ FOOTER ═══ */
footer{background:var(--psk-blue-xdk);border-top:3px solid var(--psk-coral)}
.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(74,144,196,.20)}
.fg-brand{padding-right:44px;border-right:1px solid rgba(74,144,196,.20)}
.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,.30);margin-bottom:16px}
.fg-chips{display:flex;flex-wrap:wrap;gap:6px}
.fg-chips span{background:rgba(91,163,217,.18);border:1px solid rgba(91,163,217,.28);color:var(--psk-blue-lgt);font-size:.62rem;font-weight:700;padding:3px 10px;border-radius:var(--r-pill)}
.fg-nav{padding:0 24px}
.fg-nav h5{font-family:'Nunito',sans-serif;font-size:.80rem;font-weight:800;text-transform:uppercase;letter-spacing:2px;color:var(--psk-coral-lgt);margin-bottom:12px;padding-bottom:6px;border-bottom:1px solid rgba(74,144,196,.20)}
.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,.32);text-decoration:none;font-size:.83rem;font-weight:600;transition:color .2s;display:flex;align-items:center;gap:5px}
.fg-nav ul li a::before{content:'›';color:var(--psk-blue-lgt);font-size:.9rem}
.fg-nav ul li a:hover{color:var(--psk-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,.22);line-height:1.65;margin-bottom:7px}
.footer-copy{font-size:.72rem;color:rgba(255,255,255,.22);margin-top:8px;padding-top:8px;border-top:1px solid rgba(74,144,196,.14)}

/* ═══ FADE-UP ═══ */
.fade-up{opacity:0;transform:translateY(24px);transition:opacity .60s ease,transform .60s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}
.hero .fade-up{opacity:1;transform:translateY(0);animation:heroFd .68s ease both}
@keyframes heroFd{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
.hero .hero-eyebrow{animation-delay:.06s}
.hero .hero-h1{animation-delay:.14s}
.hero .hero-sub{animation-delay:.22s}
.hero .hero-product{animation-delay:.30s}
.hero .hero-claims{animation-delay:.38s}
.hero .hero-stats{animation-delay:.46s}
.hero .hero-ctas{animation-delay:.54s}

/* ═══ 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(74,144,196,.20);padding-right:0;padding-bottom:24px;margin-bottom:8px}
  .tech-wrap{grid-template-columns:1fr}
  .tech-img{text-align:center}
}
@media(max-width:900px){
  .hero-h1{font-size:2.6rem}
  .hp-link img{max-width:200px}
  .sci-wrap{grid-template-columns:1fr}
  .guar-inner{grid-template-columns:1fr;text-align:center}
  .guar-img{order:-1}
  .hsd{display:none}
  .hero-stats{flex-wrap:wrap;gap:12px}
  .rev-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  nav{padding:0 16px}
  .nav-links{display:none}
  .hamburger{display:flex}
  .hero{padding:46px 16px 60px}
  .hero-h1{font-size:2.2rem}
  .science-section,.ing-section,.tech-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:2.1rem}
  .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:1.1rem}
  .price-sec{padding:32px 16px}
}