/* ============================================================
   NeoVital - Main Stylesheet
   Palette: Forest Green / Terracotta (fiber + healthy-aging vitality theme)
   Type: Oswald (display) + Inter (body)
   ============================================================ */
:root{
  --forest:#2E5339;
  --forest-deep:#1B3322;
  --forest-soft:#DCE8DD;
  --sand:#F3F1E7;
  --cream:#FBFAF5;
  --terracotta:#C1652F;
  --terracotta-deep:#94491F;
  --ink:#141F17;
  --text:#182319;
  --body:#48513E;
  --muted:#7C8571;
  --line:rgba(24,35,25,.10);
  --white:#ffffff;
  --font-display:'Oswald',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
  --grad:linear-gradient(135deg,#2E5339 0%,#4A7A5A 100%);
  --grad-deep:linear-gradient(135deg,#94491F 0%,#C1652F 100%);
  --grad-dark:linear-gradient(160deg,#0F1F14 0%,#1B3322 100%);
  --shadow-sm:0 2px 10px rgba(24,35,25,.08);
  --shadow:0 8px 30px rgba(24,35,25,.14);
  --shadow-lg:0 24px 60px rgba(24,35,25,.24);
  --radius:16px;--radius-sm:10px;--radius-pill:999px;
  --transition:all .28s ease;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--text);background:var(--cream);line-height:1.6;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{max-width:1180px;margin:0 auto;padding:0 1.4rem}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.15;color:var(--ink)}
.bg-ice{background:var(--sand)}
.bg-dark{background:var(--grad-dark);color:var(--white)}
.bg-dark h2,.bg-dark h3,.bg-dark h4{color:var(--white)}
.text-center{text-align:center}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.9rem 1.8rem;border-radius:var(--radius-pill);font-family:var(--font-display);font-weight:600;font-size:.95rem;letter-spacing:.02em;transition:var(--transition);cursor:pointer;border:2px solid transparent}
.btn-primary{background:var(--grad-deep);color:var(--white);box-shadow:var(--shadow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn-outline{border-color:var(--forest);color:var(--forest);background:transparent}
.btn-outline:hover{background:var(--forest);color:var(--white)}
.btn-lg{padding:1.1rem 2.2rem;font-size:1.05rem}

/* Review bar */
.review-bar{background:var(--forest-deep);color:var(--white);display:flex;justify-content:center;gap:2rem;flex-wrap:wrap;padding:.55rem 1rem;font-size:.82rem}
.review-bar .chk{color:var(--terracotta);font-weight:700;margin-right:.3rem}

/* Nav */
nav{position:sticky;top:0;z-index:100;background:rgba(251,250,245,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:1180px;margin:0 auto;padding:.85rem 1.4rem;display:flex;align-items:center;justify-content:space-between}
.logo{font-family:var(--font-display);font-size:1.5rem;font-weight:700;color:var(--forest-deep)}
.nav-links{display:flex;align-items:center;gap:1.6rem}
.nav-links a{font-size:.92rem;font-weight:500;color:var(--body);transition:var(--transition)}
.nav-links a:hover{color:var(--forest)}
.nav-cta{background:var(--grad-deep);color:var(--white)!important;padding:.6rem 1.3rem;border-radius:var(--radius-pill);font-weight:600}
.mobile-toggle{display:none;background:none;border:none;font-size:1.6rem;color:var(--forest-deep);cursor:pointer}

/* Hero */
.hero{padding:3.5rem 0 3rem;background:linear-gradient(180deg,var(--sand) 0%,var(--cream) 100%)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;align-items:center}
.hero-badge{display:inline-block;background:var(--forest-soft);color:var(--forest-deep);padding:.4rem 1rem;border-radius:var(--radius-pill);font-size:.82rem;font-weight:600;margin-bottom:1.1rem}
.hero h1{font-size:2.8rem;margin-bottom:1.1rem}
.hero h1 span{color:var(--terracotta)}
.hero-intro{font-size:1.08rem;color:var(--body);margin-bottom:1.4rem}
.quick-facts{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:1.2rem 1.4rem;margin-bottom:1.4rem}
.quick-facts h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:.7rem}
.qf-item{display:flex;justify-content:space-between;padding:.35rem 0;font-size:.92rem;border-bottom:1px dashed var(--line)}
.qf-item:last-child{border-bottom:none}
.qf-item b{color:var(--ink)}
.qf-item span{color:var(--body);text-align:right}
.hero-bullets{margin-bottom:1.4rem}
.hero-bullets li{position:relative;padding-left:1.6rem;margin-bottom:.5rem;color:var(--body);font-size:.96rem}
.hero-bullets li::before{content:"✓";position:absolute;left:0;color:var(--forest);font-weight:700}
.hero-stats{display:flex;gap:1.6rem;margin-bottom:1.6rem}
.hero-stats .stat{text-align:center}
.hero-stats .num{font-family:var(--font-display);font-size:1.6rem;font-weight:700;color:var(--forest-deep)}
.hero-stats .lbl{font-size:.78rem;color:var(--muted)}
.hero-ctas{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:1.2rem}
.hero-trust{display:flex;gap:1.2rem;flex-wrap:wrap;font-size:.8rem;color:var(--muted)}
.hero-media{position:relative}
.product-img{width:100%;border-radius:var(--radius);box-shadow:var(--shadow-lg)}
.float-badge{position:absolute;background:var(--white);border-radius:var(--radius-sm);padding:.6rem .9rem;box-shadow:var(--shadow);font-size:.8rem;display:flex;flex-direction:column}
.float-badge b{font-family:var(--font-display);font-size:1.05rem;color:var(--terracotta-deep)}
.fb-1{top:5%;left:-8%}
.fb-2{bottom:12%;right:-6%}
.fb-3{bottom:-4%;left:8%}

/* Why */
.why{padding:4rem 0}
.section-head{text-align:center;max-width:640px;margin:0 auto 2.4rem}
.eyebrow{display:inline-block;color:var(--terracotta-deep);font-weight:700;font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.6rem}
.section-title{font-size:2rem;margin-bottom:.7rem}
.section-desc{color:var(--body);font-size:1rem}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem}
.why-card{background:var(--white);border-radius:var(--radius);padding:1.6rem 1.2rem;text-align:center;box-shadow:var(--shadow-sm);transition:var(--transition)}
.why-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.why-card img{height:48px;margin:0 auto 1rem;object-fit:contain}
.why-card h4{font-size:1.05rem;margin-bottom:.4rem}
.why-card p{font-size:.86rem;color:var(--body)}

/* What is */
.whatis{padding:4rem 0}
.whatis-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:3rem;align-items:center}
.whatis-media img{border-radius:var(--radius);box-shadow:var(--shadow)}
.whatis-text p{color:var(--body);margin-bottom:1rem}
.research-support{background:var(--forest-soft);border-left:4px solid var(--forest);padding:1rem 1.2rem;border-radius:var(--radius-sm);font-size:.92rem;color:var(--forest-deep);margin-bottom:1.2rem}
.trust-chips{display:flex;gap:.7rem;flex-wrap:wrap;margin-bottom:1.2rem}
.chip{background:var(--sand);border:1px solid var(--line);padding:.35rem .9rem;border-radius:var(--radius-pill);font-size:.82rem;font-weight:600;color:var(--forest-deep)}

/* Benefits */
.benefits{padding:4rem 0}
.ben-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;margin-bottom:1.6rem}
.ben-card{background:var(--white);border-radius:var(--radius);padding:1.8rem;box-shadow:var(--shadow-sm)}
.ben-card h4{font-size:1.15rem;margin-bottom:.6rem;color:var(--forest-deep)}
.ben-card p{color:var(--body);font-size:.92rem}

/* Pricing */
.pricing{padding:4rem 0}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
.price-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem 1.4rem;text-align:center;position:relative;transition:var(--transition)}
.price-card.featured{border:2px solid var(--terracotta);transform:scale(1.04);box-shadow:var(--shadow-lg)}
.price-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--grad-deep);color:var(--white);padding:.3rem 1rem;border-radius:var(--radius-pill);font-size:.76rem;font-weight:700}
.price-card h3{font-size:1.3rem;margin-bottom:.3rem}
.supply{color:var(--muted);font-size:.85rem;margin-bottom:1rem}
.price-img{max-height:150px;margin:0 auto 1rem;object-fit:contain}
.price-amount{font-family:var(--font-display);font-size:2.2rem;font-weight:700;color:var(--forest-deep)}
.price-amount small{font-size:1rem;font-weight:400;color:var(--muted)}
.price-total{margin:.5rem 0 1.2rem;font-size:.92rem;color:var(--body)}
.price-total s{color:var(--muted)}
.price-total b{color:var(--terracotta-deep)}
.buy-btn{width:100%;margin-bottom:.8rem}
.price-cards-img{max-width:180px;margin:0 auto}

/* Ingredients */
.ingredients{padding:4rem 0}
.ing-list{display:grid;grid-template-columns:repeat(2,1fr);gap:1.4rem;margin-bottom:1.6rem}
.ing-card{background:var(--white);border-radius:var(--radius);padding:1.6rem;box-shadow:var(--shadow-sm);position:relative}
.ing-num{position:absolute;top:1rem;right:1.2rem;font-family:var(--font-display);font-size:1.8rem;font-weight:700;color:var(--forest-soft)}
.ing-card h4{font-size:1.15rem;margin-bottom:.6rem;color:var(--forest-deep);padding-right:2rem}
.ing-card p{color:var(--body);font-size:.9rem;margin-bottom:.6rem}
.ing-link{color:var(--terracotta-deep);font-weight:600;font-size:.85rem}
.ing-conclusion{text-align:center;color:var(--body);font-size:.92rem}

/* Reviews */
.reviews{padding:4.5rem 0}
.review-stats{display:flex;justify-content:center;gap:3rem;margin-bottom:2.4rem}
.review-stats .num{font-family:var(--font-display);font-size:2rem;font-weight:700;color:var(--terracotta)}
.review-stats .lbl{font-size:.85rem;color:rgba(255,255,255,.7)}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;margin-bottom:2.4rem}
.review-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:1.6rem}
.rc-head{display:flex;align-items:center;gap:.8rem;margin-bottom:.8rem}
.rc-head img{width:44px;height:44px;border-radius:50%;object-fit:cover}
.rc-name{font-weight:700;font-size:.92rem}
.rc-loc{font-size:.78rem;color:rgba(255,255,255,.6)}
.stars{color:var(--terracotta);margin-bottom:.6rem}
.review-card blockquote{font-size:.92rem;color:rgba(255,255,255,.88)}
.review-cta{text-align:center}
.review-cta h3{font-size:1.4rem;margin-bottom:1.2rem;max-width:560px;margin-left:auto;margin-right:auto}

/* Guarantee */
.formulated{padding:4rem 0}
.guarantee{display:grid;grid-template-columns:.4fr .6fr;gap:2.5rem;align-items:center;background:var(--white);border-radius:var(--radius);padding:2.4rem;box-shadow:var(--shadow-sm)}
.guarantee-img img{max-width:180px;margin:0 auto}
.guarantee-text h3{font-size:1.3rem;margin-bottom:1rem}
.guarantee-points li{margin-bottom:.7rem;color:var(--body);font-size:.94rem;padding-left:0}
.guarantee-points a{color:var(--forest-deep);font-weight:600}

/* FAQ */
.faq{padding:4rem 0}
.faq-wrap{max-width:780px;margin:0 auto}
.faq-item{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:.8rem;overflow:hidden}
.faq-q{padding:1.1rem 1.4rem;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:.98rem}
.faq-q::after{content:"+";font-size:1.3rem;color:var(--forest)}
.faq-item.open .faq-q::after{content:"−"}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-item.open .faq-a{max-height:400px}
.faq-a p{padding:0 1.4rem 1.1rem;color:var(--body);font-size:.92rem}
.faq-cta{text-align:center;margin-top:2rem;color:var(--body)}
.faq-cta p{margin-bottom:1rem}

/* References */
.references{padding:4rem 0}
.ref-list{max-width:700px;margin:0 auto 1.6rem;padding-left:1rem}
.ref-list li{margin-bottom:.6rem;color:var(--body);font-size:.92rem;list-style:disc}
.ref-list a{color:var(--forest-deep);font-weight:600}

/* Security */
.security{padding:2.5rem 0}
.security-box{text-align:center;background:var(--sand);border-radius:var(--radius);padding:2rem;max-width:600px;margin:0 auto}

/* Blog section on homepage */
.blog-section{padding:4rem 0}
.blog-cats{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;margin-bottom:2rem}
.blog-cat-col h3{font-size:1.05rem;margin-bottom:.8rem;color:var(--forest-deep)}
.blog-cat-col ul li{margin-bottom:.55rem}
.blog-cat-col a{font-size:.9rem;color:var(--body)}
.blog-cat-col a:hover{color:var(--terracotta-deep)}
.blog-browse{text-align:center}

/* Final CTA */
.final-cta{padding:4.5rem 0;background:var(--grad-deep)}
.final-grid{display:grid;grid-template-columns:.4fr .6fr;gap:2.5rem;align-items:center}
.final-grid img{border-radius:var(--radius)}
.final-text h2{color:var(--white);font-size:2rem;margin-bottom:1.4rem}
.final-badges{display:flex;gap:1.4rem;margin-bottom:1.4rem}
.fb{color:var(--white);text-align:center}
.fb b{display:block;font-family:var(--font-display);font-size:1.2rem}
.fb span{font-size:.78rem;opacity:.85}
.final-price{margin-bottom:1.4rem}
.final-price .reg{color:rgba(255,255,255,.6);text-decoration:line-through;margin-right:.8rem}
.final-price .now{color:var(--white);font-weight:700;font-size:1.2rem}

/* Footer */
footer{background:var(--ink);color:rgba(255,255,255,.75);padding:3.5rem 0 1.5rem}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem;margin-bottom:2rem}
.footer-col h4{color:var(--white);font-size:1rem;margin-bottom:1rem}
.footer-col p{font-size:.86rem;line-height:1.6}
.footer-col ul li{margin-bottom:.55rem}
.footer-col a{font-size:.88rem;color:rgba(255,255,255,.7)}
.footer-col a:hover{color:var(--terracotta)}
.footer-badges{display:flex;flex-wrap:wrap;gap:.8rem;justify-content:center;padding:1.4rem 0;border-top:1px solid rgba(255,255,255,.1);border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:1.4rem}
.footer-badge{font-size:.76rem;background:rgba(255,255,255,.06);padding:.4rem .9rem;border-radius:var(--radius-pill)}
.footer-disclaimer{font-size:.76rem;color:rgba(255,255,255,.5);line-height:1.7;margin-bottom:1.2rem}
.footer-disclaimer p{margin-bottom:.7rem}
.footer-legal{text-align:center;font-size:.82rem;margin-bottom:1rem}
.footer-legal a{color:rgba(255,255,255,.7)}
.copyright{text-align:center;font-size:.8rem;color:rgba(255,255,255,.5)}

/* Sticky bar */
.sticky-bar{position:fixed;bottom:0;left:0;right:0;background:var(--white);border-top:1px solid var(--line);box-shadow:0 -4px 20px rgba(0,0,0,.08);padding:.8rem 1.4rem;display:flex;align-items:center;justify-content:space-between;z-index:99;transform:translateY(100%);transition:transform .3s ease}
.sticky-bar.show{transform:translateY(0)}
.sticky-bar-text{font-weight:700;font-size:.95rem}
.sticky-bar-text small{display:block;font-weight:400;color:var(--muted);font-size:.76rem}

#back-to-top{position:fixed;bottom:5.5rem;right:1.4rem;background:var(--forest-deep);color:var(--white);width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;visibility:hidden;transition:var(--transition);z-index:98;font-size:1.2rem}
#back-to-top.show{opacity:1;visibility:visible}

/* Article pages */
.article-hero{background:var(--sand);padding:3rem 0 2.4rem}
.breadcrumb{font-size:.82rem;color:var(--muted);margin-bottom:1rem}
.breadcrumb a{color:var(--forest-deep)}
.article-hero h1{font-size:2.2rem}
.article-content{max-width:760px;margin:0 auto;padding:3rem 1.4rem}
.article-content h2{font-size:1.5rem;margin:2rem 0 1rem}
.article-content h3{font-size:1.2rem;margin:1.4rem 0 .7rem}
.article-content p{color:var(--body);margin-bottom:1.1rem}
.article-content ul,.article-content ol{margin:0 0 1.1rem 1.4rem}
.article-content li{color:var(--body);margin-bottom:.5rem;list-style:disc}
.article-content blockquote{border-left:4px solid var(--terracotta);padding:.8rem 1.4rem;background:var(--sand);border-radius:var(--radius-sm);font-style:italic;color:var(--body);margin-bottom:1.1rem}
.quick-answer{background:var(--forest-soft);border-radius:var(--radius);padding:1.4rem 1.6rem;margin-bottom:1.6rem;font-size:.96rem;color:var(--forest-deep)}
.ac-figure{margin:1.6rem 0}
.ac-figure img{border-radius:var(--radius);width:100%}
.article-cta{background:var(--sand);border-radius:var(--radius);padding:1.8rem;text-align:center;margin:2rem 0}
.article-cta h3{margin-bottom:1rem;font-size:1.2rem}
.cta-btn{display:inline-block;background:var(--grad-deep);color:var(--white);padding:.8rem 1.8rem;border-radius:var(--radius-pill);font-weight:600;font-family:var(--font-display)}
.related-box{border-top:1px solid var(--line);padding-top:1.6rem;margin-top:2rem}
.related-box h4{margin-bottom:.8rem}
.related-box ul{margin-left:1.4rem}
.related-box li{color:var(--body);margin-bottom:.5rem;list-style:disc}
.related-box a{color:var(--forest-deep);font-weight:600}

/* Blog index */
.blog-body{max-width:1180px;margin:0 auto;padding:3rem 1.4rem}
.blog-intro{max-width:700px;margin:0 auto 2.4rem;text-align:center;color:var(--body)}
.blog-section-title{font-size:1.5rem;margin:2.4rem 0 1.4rem;text-align:center}
.blog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.6rem}
.blog-card{background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:var(--transition)}
.blog-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.blog-card .thumb{height:140px;background:var(--grad);display:flex;align-items:center;justify-content:center;color:var(--white);font-family:var(--font-display);font-weight:700;text-align:center;padding:1rem;font-size:.95rem}
.blog-card .thumb.alt{background:var(--grad-deep)}
.blog-inner{padding:1.4rem}
.blog-cat{font-size:.74rem;color:var(--terracotta-deep);font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.blog-inner h3{font-size:1.05rem;margin:.5rem 0 .6rem}
.excerpt{font-size:.86rem;color:var(--body);margin-bottom:.8rem}
.read-more{font-size:.85rem;font-weight:700;color:var(--forest-deep)}

/* Responsive */
@media(max-width:900px){
  .hero-grid,.whatis-grid,.guarantee,.final-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .ben-grid,.price-grid,.ing-list,.review-grid,.blog-cats,.blog-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .mobile-toggle{display:block}
  .hero h1{font-size:2.1rem}
  .float-badge{display:none}
}