/* ============================================================
   PROSTADINE™ — prostadineusa.com — css/style.css
   Theme  : Deep Navy (#0A1628) + Ocean Teal (#0E9BB5) + Pomegranate (#B31832)
   Font   : IBM Plex Sans (single — never used, clinical & professional)
   Design : Ocean-clean health — all class names differ from Steel Flow Pro
   ============================================================ */

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

:root{
  /* Deep Navy — from product bottle label */
  --navy:   #0A1628;
  --navy2:  #112038;
  --navyp:  #EEF3FA;
  /* Ocean Teal — from label's cyan accent stripe */
  --teal:   #0E9BB5;
  --teal2:  #22B5CC;
  --tealp:  #E4F7FA;
  /* Pomegranate — from the pomegranate fruit in product image */
  --pom:    #B31832;
  --pom2:   #D42040;
  --pomp:   #FEF0F2;
  /* Neutrals */
  --white:  #FFFFFF;
  --cream:  #F7FBFC;
  --off:    #F0F5F8;
  --dark:   #050E1A;
  --mid:    #1A2E42;
  --muted:  #5A7285;
  --bds:    #C8D8E8;
  --bdr:    #90C8D8;
  --r: 8px; --rp: 50px
}

/* Shared wrapper */
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}

html{scroll-behavior:smooth}
body{font-family:'IBM Plex Sans',system-ui,-apple-system,sans-serif;font-size:17px;color:var(--dark);background:var(--cream);overflow-x:hidden;line-height:1.73}

/* ── NAV ── */
nav{position:sticky;top:0;z-index:100;background:var(--navy);height:64px;padding:0;transition:box-shadow .3s}
.nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.site-logo{font-size:1.25rem;font-weight:700;color:var(--white);text-decoration:none;display:flex;align-items:center;gap:6px;flex-shrink:0}
.logo-icon{font-size:1.1rem}
.desktop-nav{display:flex;align-items:center;gap:18px;list-style:none}
.desktop-nav a{color:rgba(255,255,255,.6);text-decoration:none;font-size:.85rem;font-weight:500;transition:color .2s;white-space:nowrap}
.desktop-nav a:hover{color:var(--teal2)}
.cta-pill{background:var(--pom)!important;color:var(--white)!important;padding:9px 20px;border-radius:var(--rp);font-weight:600!important;font-size:.82rem!important;transition:background .2s,transform .15s!important}
.cta-pill:hover{background:var(--pom2)!important;transform:translateY(-1px)}
.ham-btn{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:4px}
.ham-btn span{width:24px;height:2px;background:var(--teal2);display:block;border-radius:2px}
.slide-menu{display:none;flex-direction:column;background:var(--navy2);border-bottom:2px solid rgba(14,155,181,.25);padding:20px;gap:12px;position:absolute;top:64px;left:0;right:0;z-index:99;box-shadow:0 8px 20px rgba(5,14,26,.5)}
.slide-menu.open{display:flex}
.slide-menu a{color:rgba(255,255,255,.65);text-decoration:none;font-size:1rem;font-weight:500;padding:6px 0;border-bottom:1px solid rgba(255,255,255,.07)}
.slide-menu a:hover{color:var(--teal2)}
.slide-cta{background:var(--pom);color:var(--white)!important;text-align:center;padding:13px;border-radius:var(--rp);font-weight:700;margin-top:6px;border-bottom:none!important}

/* ── BUTTONS ── */
.btn-ocean{display:inline-block;background:var(--teal);color:var(--white);font-weight:700;font-size:.95rem;padding:13px 30px;border-radius:var(--rp);text-decoration:none;transition:background .2s,transform .15s;box-shadow:0 3px 14px rgba(14,155,181,.28)}
.btn-ocean:hover{background:var(--teal2);transform:translateY(-2px);box-shadow:0 5px 20px rgba(14,155,181,.38)}
.btn-xl{font-size:1.05rem;padding:15px 40px}

/* ── SECTION HEADS ── */
.section-head{background:linear-gradient(135deg,var(--navy) 0%,var(--mid) 100%);padding:46px 20px 38px;text-align:center}
.section-head h2,.section-head h3{font-size:1.85rem;font-weight:700;color:var(--white);line-height:1.22;margin-bottom:8px}
.section-head p{font-size:.94rem;color:rgba(255,255,255,.55);margin-top:6px}
.section-head-dark{background:linear-gradient(135deg,var(--dark) 0%,var(--navy) 100%)}

/* ── HERO ── */
.hero-block{background:linear-gradient(160deg,var(--navyp) 0%,var(--tealp) 60%,var(--cream) 100%);padding:64px 0}
.hero-wrap{display:grid;grid-template-columns:1fr 480px;align-items:center;gap:52px}
.hero-labels{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.lbl-ocean{background:var(--teal);color:var(--white);padding:5px 14px;border-radius:var(--rp);font-size:.77rem;font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.lbl-drops{background:var(--navy);color:var(--white);padding:5px 14px;border-radius:var(--rp);font-size:.77rem;font-weight:600}
.hero-left h1{font-size:2.2rem;font-weight:700;line-height:1.1;color:var(--dark);margin-bottom:16px}
.hero-copy{font-size:1.02rem;line-height:1.8;color:var(--muted);margin-bottom:20px}
.hero-claim-row{display:flex;flex-direction:column;gap:6px;background:var(--white);border:1px solid var(--bds);border-left:3px solid var(--teal);border-radius:var(--r);padding:14px 18px;margin-bottom:18px}
.hcr-item{display:flex;align-items:center;gap:8px}
.hcr-item span{font-size:.95rem;color:var(--teal);font-weight:700}
.hcr-item p{font-size:.88rem;font-weight:600;color:var(--mid)}
.hero-attrs-wrap{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:18px}
.hero-attrs-wrap span{font-size:.79rem;font-weight:600;color:var(--mid);background:var(--off);border:1px solid var(--bds);padding:4px 12px;border-radius:var(--rp)}
.hero-pricing-strip{background:var(--white);border:1px solid var(--bds);border-radius:var(--r);padding:12px 16px;display:flex;align-items:center;gap:14px;margin-bottom:20px;flex-wrap:wrap}
.ps-price{display:flex;align-items:flex-end;gap:6px}
.ps-price strong{font-size:2rem;font-weight:700;color:var(--teal);line-height:1}
.ps-price small{font-size:.85rem;color:var(--muted);padding-bottom:2px}
.ps-ship{font-size:.8rem;font-weight:600;color:var(--teal);background:var(--tealp);border:1px solid var(--bdr);padding:4px 12px;border-radius:var(--rp)}
.hero-social-proof{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:14px}
.hero-social-proof span{font-size:.82rem;font-weight:500;color:var(--muted)}
.hero-disclaimer{font-size:.72rem;color:#8AA0B0;margin-top:10px;font-style:italic;line-height:1.5}
.hero-right a img{max-width:100%;filter:drop-shadow(0 12px 32px rgba(14,155,181,.2));transition:transform .4s;display:block}
.hero-right a:hover img{transform:scale(1.04)}

/* ── PRICING IMG BLOCK ── */
.pricing-block{background:var(--dark);padding:40px 20px;text-align:center}
.pricing-block a{display:inline-block}
.pricing-block a img{max-width:960px;width:100%;height:auto;border-radius:var(--r);transition:transform .3s;box-shadow:0 4px 24px rgba(0,0,0,.4)}
.pricing-block a:hover img{transform:scale(1.01)}

/* ── HARD WATER SECTION ── */
.hard-water-section{background:var(--cream);padding:60px 0}
.hw-wrap{display:grid;grid-template-columns:1fr 340px;gap:52px;align-items:start}
.hw-alert{background:var(--navyp);border:1px solid rgba(10,22,40,.2);border-radius:var(--r);padding:10px 16px;font-size:.85rem;font-weight:600;color:var(--navy);margin-bottom:18px}
.hw-text p{font-size:1rem;line-height:1.82;color:var(--muted);margin-bottom:14px}
.hw-text p:last-of-type{color:var(--mid)}
.hw-disc{font-size:.78rem!important;color:#8AA0B0;font-style:italic;background:var(--tealp);border:1px solid var(--bdr);border-radius:var(--r);padding:10px 14px}
.hw-cards{display:flex;flex-direction:column;gap:14px}
.hwc-item{background:var(--white);border:1px solid var(--bds);border-radius:var(--r);border-top:3px solid var(--teal);padding:16px 16px}
.hwc-ico{font-size:1.5rem;display:block;margin-bottom:8px}
.hwc-item h3{font-size:.9rem;font-weight:700;color:var(--dark);margin-bottom:6px}
.hwc-item p{font-size:.82rem;line-height:1.6;color:var(--muted)}

/* ── ABOUT BLOCK ── */
.about-block{background:var(--off);padding:60px 0}
.about-wrap{display:grid;grid-template-columns:380px 1fr;align-items:center;gap:52px}
.abt-img img{max-width:100%;filter:drop-shadow(0 8px 24px rgba(14,155,181,.15));border-radius:var(--r)}
.abt-text p{font-size:1rem;line-height:1.82;color:var(--muted);margin-bottom:14px}

/* ── INGREDIENTS ── */
.ing-block{background:var(--tealp);padding:60px 0}
.ing-sea-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:20px}
.sea-card{background:var(--white);border:1px solid var(--bds);border-radius:var(--r);border-top:3px solid var(--teal);padding:20px 18px;transition:box-shadow .3s,transform .3s}
.sea-card:hover{box-shadow:0 6px 18px rgba(14,155,181,.12);transform:translateY(-3px)}
.sc-ico{font-size:1.7rem;display:block;margin-bottom:8px}
.sea-card h3{font-size:.92rem;font-weight:700;color:var(--dark);margin-bottom:4px}
.sc-role{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--teal);display:block;margin-bottom:8px}
.sc-list{list-style:none;display:flex;flex-direction:column;gap:3px;margin-bottom:10px}
.sc-list li{font-size:.82rem;font-weight:600;color:var(--navy)}
.sc-list li::before{content:"✓ ";color:var(--teal);font-weight:700}
.sea-card p.sc-detail{font-size:.84rem;line-height:1.7;color:var(--muted)}
.ing-legal{font-size:.78rem;color:#5A7285;line-height:1.65;font-style:italic;text-align:center;padding:14px 18px;background:var(--white);border:1px solid var(--bdr);border-radius:var(--r)}

/* ── DROPPER SECTION ── */
.dropper-section{background:var(--white);padding:60px 0}
.dropper-wrap{display:grid;grid-template-columns:1fr 360px;gap:52px;align-items:start}
.drp-text h3{font-size:1rem;font-weight:700;color:var(--dark);margin:18px 0 8px}
.drp-text p{font-size:.98rem;line-height:1.8;color:var(--muted);margin-bottom:12px}
.drp-disc{font-size:.78rem!important;color:#8AA0B0;font-style:italic}
.drp-compare{display:flex;flex-direction:column;gap:12px}
.drp-compare h3{font-size:.88rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--dark);margin-bottom:8px}
.dc-row{background:var(--off);border:1px solid var(--bds);border-radius:var(--r);padding:14px 16px;display:flex;gap:12px;align-items:flex-start}
.dc-bad{border-left:3px solid #FCA5A5}
.dc-good{border-left:3px solid var(--teal)}
.dc-ico{font-size:1.4rem;flex-shrink:0}
.dc-row strong{display:block;font-size:.87rem;font-weight:700;color:var(--dark);margin-bottom:4px}
.dc-row p{font-size:.82rem;line-height:1.6;color:var(--muted)}

/* ── REVIEWS ── */
.reviews-block{background:var(--off);padding:60px 0}
.reviews-wrap{display:flex;flex-direction:column;gap:18px;margin-bottom:16px}
.review-card{background:var(--white);border:1px solid var(--bds);border-radius:var(--r);border-left:4px solid var(--teal);padding:26px 24px;transition:box-shadow .3s}
.review-card:hover{box-shadow:0 4px 16px rgba(14,155,181,.1)}
.rc-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.rc-stars{font-size:1.05rem;color:#E5A80C;letter-spacing:3px}
.rc-verified{font-size:.77rem;font-weight:600;color:var(--teal);text-transform:uppercase;letter-spacing:.3px}
.rc-quote{font-size:.93rem;line-height:1.76;color:var(--muted);font-style:italic;margin-bottom:18px}
.rc-author{display:flex;align-items:center;gap:12px;border-top:1px solid var(--bds);padding-top:14px}
.rc-avatar{width:56px;height:56px;border-radius:50%;object-fit:cover;border:2px solid var(--teal);flex-shrink:0}
.rc-name{font-weight:700;color:var(--dark);font-size:.9rem}
.rc-location{font-size:.78rem;color:var(--muted)}
.reviews-note{font-size:.77rem;color:#8AA0B0;text-align:center;font-style:italic;line-height:1.6}

/* ── BONUS BLOCK ── */
.bonus-block{background:var(--navyp);padding:60px 0}
.bonus-wrap{display:flex;flex-direction:column;gap:24px}
.bonus-img-row{text-align:center}
.bonus-img-row a img{max-width:700px;width:100%;height:auto;border-radius:var(--r);box-shadow:0 3px 16px rgba(10,22,40,.1);transition:transform .3s}
.bonus-img-row a:hover img{transform:scale(1.01)}
.bonus-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.bonus-item{background:var(--white);border:1px solid var(--bds);border-radius:var(--r);border-top:3px solid #E5A80C;padding:26px 22px;text-align:center;transition:box-shadow .3s}
.bonus-item:hover{box-shadow:0 6px 18px rgba(229,168,12,.12)}
.bi-badge{display:inline-block;background:#E5A80C;color:var(--white);font-size:.75rem;font-weight:700;padding:5px 16px;border-radius:var(--rp);text-transform:uppercase;margin-bottom:14px}
.bi-ico{font-size:2.5rem;display:block;margin-bottom:14px}
.bonus-item h4{font-size:.97rem;font-weight:700;color:var(--dark);margin-bottom:12px;line-height:1.35}
.bonus-item p{font-size:.88rem;line-height:1.7;color:var(--muted)}

/* ── GUARANTEE ── */
.guar-block{background:var(--white);padding:60px 0}
.guar-wrap{display:grid;grid-template-columns:240px 1fr;align-items:center;gap:48px}
.gb-img img{max-width:100%;filter:drop-shadow(0 4px 14px rgba(14,155,181,.15))}
.gb-text h3{font-size:1.3rem;font-weight:700;color:var(--dark);margin-bottom:14px;line-height:1.25}
.gb-text p{font-size:1rem;line-height:1.8;color:var(--muted);margin-bottom:12px}

/* ── FAQ ── */
.faq-block{background:var(--tealp);padding:60px 0}
.faq-wrap{display:flex;flex-direction:column;gap:10px}
.faq-entry{background:var(--white);border:1px solid var(--bds);border-radius:var(--r);overflow:hidden;transition:border-color .2s}
.faq-entry.open{border-color:var(--teal)}
.faq-trigger{width:100%;background:none;border:none;text-align:left;padding:17px 20px;font-family:'IBM Plex Sans',system-ui,sans-serif;font-size:.94rem;font-weight:600;color:var(--dark);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;transition:background .2s;line-height:1.4}
.faq-trigger:hover{background:var(--tealp)}
.faq-entry.open .faq-trigger{background:var(--tealp);color:var(--teal)}
.faq-arrow{font-size:.88rem;transition:transform .3s;color:var(--teal);flex-shrink:0}
.faq-panel{display:none;padding:14px 20px 18px;font-size:.92rem;line-height:1.78;color:var(--muted);border-top:1px solid var(--bds)}
.faq-entry.open .faq-panel{display:block}
.faq-entry.open .faq-arrow{transform:rotate(180deg)}

/* ── ORDER BLOCK ── */
.order-block{background:var(--cream);padding:60px 0}
.order-copy{font-size:1rem;line-height:1.8;color:var(--muted);margin-bottom:24px}
.order-img-block{text-align:center}
.order-img-block a img{max-width:960px;width:100%;height:auto;border-radius:var(--r);box-shadow:0 3px 16px rgba(0,0,0,.08);transition:transform .3s}
.order-img-block a:hover img{transform:scale(1.01)}

/* ── FINAL CTA ── */
.final-cta{background:linear-gradient(150deg,var(--dark) 0%,var(--navy) 100%);padding:64px 0;text-align:center}
.cta-wrap{display:flex;flex-direction:column;align-items:center}
.final-cta h2{font-size:1.95rem;font-weight:700;color:var(--white);margin-bottom:10px;line-height:1.22}
.cta-copy{font-size:.98rem;color:rgba(255,255,255,.6);margin-bottom:24px;max-width:700px;line-height:1.75}
.cta-ing-bar{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:24px;padding:16px 20px;background:rgba(255,255,255,.06);border-radius:var(--r);border:1px solid rgba(255,255,255,.1);max-width:700px;width:100%}
.cta-ing-bar span{font-size:.81rem;font-weight:600;color:rgba(255,255,255,.8)}
.cta-perks-row{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 20px;margin-bottom:28px;max-width:700px}
.cta-perks-row span{font-size:.86rem;font-weight:600;color:rgba(255,255,255,.78)}
.cta-legal{font-size:.72rem;color:rgba(255,255,255,.35);margin-top:14px;font-style:italic;line-height:1.65;max-width:700px}

/* ── FOOTER ── */
footer{background:#030912;padding:44px 20px 24px}
.ft-top{text-align:center;margin-bottom:16px}
.ft-brand-name{font-size:1.35rem;font-weight:700;color:var(--teal2);letter-spacing:.3px;margin-bottom:4px}
.ft-tagline{font-size:.82rem;color:rgba(255,255,255,.28)}
.ft-ql-label{text-align:center;font-size:.7rem;font-weight:600;color:var(--teal);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:10px}
.ft-links-nav{display:flex;flex-wrap:wrap;justify-content:center;background:rgba(255,255,255,.05);border-radius:var(--r);padding:14px 16px;margin-bottom:24px;gap:4px}
.ft-links-nav a{color:#FFFFFF;text-decoration:none;font-size:.86rem;font-weight:500;padding:5px 14px;border-right:1px solid rgba(255,255,255,.12);transition:color .2s,background .2s,border-radius .2s;white-space:nowrap}
.ft-links-nav a:last-child{border-right:none}
.ft-links-nav a:hover{color:#030912;background:var(--teal2);border-radius:20px;border-right:1px solid transparent}
.ft-legal-block{max-width:1000px;margin:0 auto;border-top:1px solid rgba(255,255,255,.07);padding-top:20px}
.ft-disclaimer-box{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:var(--r);padding:16px 20px;margin-bottom:16px}
.ft-disclaimer-box strong{font-size:.82rem;color:var(--teal2);display:block;margin-bottom:8px}
.ft-disclaimer-box p{font-size:.77rem;line-height:1.7;color:rgba(255,255,255,.3);margin-bottom:8px}
.ft-disclaimer-box p:last-child{margin-bottom:0}
.ft-legal-block>p{font-size:.77rem;line-height:1.7;color:rgba(255,255,255,.22);margin-bottom:10px}
.ft-policy-links{text-align:center;margin-bottom:14px;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px}
.ft-policy-links a{color:rgba(255,255,255,.5);text-decoration:none;font-size:.82rem;font-weight:500;transition:color .2s}
.ft-policy-links a:hover{color:var(--teal2);text-decoration:underline}
.ft-policy-links span{color:rgba(255,255,255,.15)}
.ft-copyright{text-align:center;font-size:.78rem;color:rgba(255,255,255,.2)}
.ft-copyright a{color:rgba(255,255,255,.35);text-decoration:none;transition:color .2s}
.ft-copyright a:hover{color:var(--teal2)}

/* ── ANIMATE-UP ── */
.animate-up{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.animate-up.visible{opacity:1;transform:translateY(0)}

/* ── RESPONSIVE ── */
@media(max-width:1040px){
  .hero-wrap{grid-template-columns:1fr;gap:36px;padding:0 20px}
  .hero-right a img{max-width:320px;margin:0 auto;display:block}
  .hero-left h1{font-size:2rem}
  .hw-wrap{grid-template-columns:1fr}
  .about-wrap{grid-template-columns:1fr}
  .abt-img img{max-width:300px;margin:0 auto;display:block}
  .ing-sea-grid{grid-template-columns:repeat(2,1fr)}
  .dropper-wrap{grid-template-columns:1fr}
  .guar-wrap{grid-template-columns:1fr;text-align:center}
  .bonus-cards{grid-template-columns:1fr}
  .reviews-wrap .review-card{border-left-width:3px}
}
@media(max-width:700px){
  nav{padding:0}
  .wrap.nav-wrap{padding:0 16px}
  .desktop-nav{display:none}
  .ham-btn{display:flex}
  .hero-block{padding:44px 0}
  .hero-left h1{font-size:1.78rem}
  .section-head{padding:36px 16px 28px}
  .section-head h2,.section-head h3{font-size:1.52rem}
  .ing-sea-grid{grid-template-columns:1fr}
  .hard-water-section,.about-block,.ing-block,.dropper-section,
  .reviews-block,.bonus-block,.guar-block,.faq-block,.order-block{padding:44px 0}
  .pricing-block{padding:24px 16px}
  .final-cta{padding:48px 16px}
  .final-cta h2{font-size:1.58rem}
  .cta-perks-row{flex-direction:column;align-items:center;gap:8px}
  footer{padding:36px 16px 20px}
  .ft-links-nav a{border-right:none;padding:5px 10px}
}