/* ============================================================
   WATERBLITZ™ — en-en-waterblitz.com — css/style.css
   Theme  : Sky Blue (#0EA5E9) + Dark Navy + Clean White
   Font   : Manrope (single lightweight font — never used before)
   Design : Clean consumer-tech — fast, mobile-first, responsive
   ============================================================ */

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

:root{
  --sky:   #0D7377;
  --sky2:  #14A8AE;
  --skyd:  #095559;
  --skyp:  #F0FDFD;
  --navy:  #0F2535;
  --nvm:   #163348;
  --mint:  #10B981;
  --mintp: #ECFDF5;
  --white: #FFFFFF;
  --off:   #F7FBFE;
  --cream: #F0F8FF;
  --dark:  #0B1F3A;
  --mid:   #1E3A5F;
  --muted: #4A6880;
  --bdr:   #99E6E8;
  --bds:   #CCFAFA;
  --r: 8px; --rp: 50px
}

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

/* ── NAV ── */
nav{position:sticky;top:0;z-index:100;background:var(--navy);height:64px;padding:0 20px;transition:box-shadow .3s}
.nav-in{max-width:1200px;margin:0 auto;height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo{font-size:1.4rem;font-weight:800;color:var(--white);text-decoration:none;letter-spacing:.3px;flex-shrink:0}
.nav-links{display:flex;align-items:center;gap:18px;list-style:none}
.nav-links a{color:rgba(255,255,255,.65);text-decoration:none;font-size:.88rem;font-weight:600;transition:color .2s;white-space:nowrap}
.nav-links a:hover{color:var(--sky2)}
.nav-btn{background:var(--sky)!important;color:var(--white)!important;padding:9px 20px;border-radius:var(--rp);font-weight:700!important;font-size:.83rem!important;transition:background .2s,transform .15s!important;text-transform:uppercase;letter-spacing:.3px}
.nav-btn:hover{background:var(--sky2)!important;transform:translateY(-1px)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:4px}
.burger span{width:24px;height:2px;background:var(--sky2);display:block;border-radius:2px}
.mob-nav{display:none;flex-direction:column;background:var(--navy);border-bottom:1px solid rgba(56,189,248,.2);padding:20px;gap:12px;position:absolute;top:64px;left:0;right:0;z-index:99;box-shadow:0 8px 20px rgba(11,31,58,.4)}
.mob-nav.open{display:flex}
.mob-nav a{color:rgba(255,255,255,.7);text-decoration:none;font-size:1rem;font-weight:600;padding:6px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.mob-nav a:hover{color:var(--sky2)}
.mob-btn{background:var(--sky);color:var(--white)!important;text-align:center;padding:13px;border-radius:var(--rp);font-weight:700;margin-top:6px;border-bottom:none!important;text-transform:uppercase}

/* ── BUTTONS ── */
.btn-primary{display:inline-block;background:var(--sky);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(13,115,119,.3)}
.btn-primary:hover{background:var(--skyd);transform:translateY(-2px);box-shadow:0 5px 20px rgba(13,115,119,.4)}
.btn-center{display:block;text-align:center;margin-top:18px}
.btn-xl{font-size:1.1rem;padding:15px 40px}

/* ── SALE BANNER ── */
.sale-banner{display:inline-block;background:#EF4444;color:#fff;font-size:.8rem;font-weight:800;letter-spacing:1px;text-transform:uppercase;padding:6px 16px;border-radius:var(--rp);margin-bottom:16px}

/* ── BANDS ── */
.band{background:linear-gradient(135deg,var(--navy) 0%,var(--nvm) 100%);padding:46px 20px 38px;text-align:center}
.band h2,.band h3{font-size:1.9rem;font-weight:800;color:var(--white);line-height:1.2;margin-bottom:8px}
.band-s{font-size:.96rem;color:rgba(255,255,255,.55);font-weight:400;margin-top:6px}

/* ── HERO ── */
.hero{background:linear-gradient(150deg,var(--skyp) 0%,var(--white) 60%);padding:64px 20px}
.hero-in{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:52px}
.hero-img{display:flex;flex-direction:column;align-items:center;gap:14px}
.hero-img a img{max-width:100%;filter:drop-shadow(0 10px 30px rgba(13,115,119,.18));transition:transform .4s;display:block}
.hero-img a:hover img{transform:scale(1.04)}
.hero-badge{text-align:center}
.hb-star{color:var(--sky);font-size:1.1rem;letter-spacing:3px;display:block;margin-bottom:4px}
.hb-txt{font-size:.82rem;color:var(--muted);font-weight:600}
.hero-text h1{font-size:2.35rem;font-weight:800;line-height:1.12;color:var(--dark);margin-bottom:16px}
.hero-sub{font-size:1.03rem;line-height:1.78;color:var(--muted);margin-bottom:22px}
.hero-modes{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:22px}
.hm-item{display:flex;gap:8px;align-items:flex-start;background:var(--white);border:1px solid var(--bds);border-radius:var(--r);padding:10px 12px}
.hm-ico{font-size:1.3rem;flex-shrink:0}
.hm-item strong{display:block;font-size:.85rem;font-weight:700;color:var(--dark);margin-bottom:2px}
.hm-item p{font-size:.77rem;color:var(--muted);line-height:1.3}
.hero-price{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.was{font-size:1rem;color:var(--muted);text-decoration:line-through}
.now{font-size:2rem;font-weight:800;color:var(--sky)}
.ship{font-size:.85rem;font-weight:700;color:var(--mint);background:var(--mintp);padding:4px 12px;border-radius:var(--rp)}
.hero-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.hero-chips span{font-size:.79rem;font-weight:600;color:var(--muted);background:var(--off);border:1px solid var(--bds);padding:4px 12px;border-radius:var(--rp)}

/* ── PRICE IMG ── */
.price-img{background:var(--navy);padding:40px 20px;text-align:center}
.price-img a{display:inline-block}
.price-img 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,.3)}
.price-img a:hover img{transform:scale(1.01)}

/* ── PROBLEM SECTION ── */
.problem-section{background:var(--off);padding:60px 20px}
.prob-in{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:32px}
.prob-h{font-size:1rem;font-weight:800;text-transform:uppercase;letter-spacing:.5px;margin-bottom:16px;padding:10px 16px;border-radius:var(--r)}
.prob-h:first-child{background:#FEE2E2;color:#991B1B}
.prob-col:last-child .prob-h{background:var(--mintp);color:#065F46}
.prob-item{display:flex;gap:12px;align-items:flex-start;background:var(--white);border:1px solid var(--bds);border-radius:var(--r);padding:16px 16px;margin-bottom:10px;transition:box-shadow .3s}
.prob-item.bad{border-left:3px solid #FCA5A5}
.prob-item.good{border-left:3px solid var(--mint)}
.pi-ico{font-size:1.4rem;flex-shrink:0;margin-top:1px}
.prob-item strong{display:block;font-size:.9rem;font-weight:700;color:var(--dark);margin-bottom:4px}
.prob-item p{font-size:.86rem;line-height:1.65;color:var(--muted)}

/* ── ABOUT ── */
.about-section{background:var(--white);padding:60px 20px}
.about-in{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1fr 400px;align-items:center;gap:52px}
.about-text p{font-size:1.02rem;line-height:1.82;color:var(--muted);margin-bottom:14px}
.about-img{display:flex;flex-direction:column;align-items:center}
.about-img img{max-width:100%;filter:drop-shadow(0 8px 24px rgba(13,115,119,.12));border-radius:var(--r)}

/* ── MODES ── */
.modes-section{background:var(--off);padding:60px 20px}
.modes-in{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:36px}
.mode-card{background:var(--white);border:1px solid var(--bds);border-radius:var(--r);padding:28px 22px;position:relative;transition:box-shadow .3s,transform .3s}
.mode-card:hover{box-shadow:0 6px 20px rgba(13,115,119,.12);transform:translateY(-4px)}
.mc-gentle{border-top:3px solid #A7F3D0}
.mc-std{border-top:3px solid var(--sky)}
.mc-turbo{border-top:3px solid #F59E0B}
.mc-num{position:absolute;top:12px;right:14px;font-size:2.8rem;font-weight:800;color:rgba(13,115,119,.08);line-height:1}
.mc-ico{font-size:2.2rem;display:block;margin-bottom:12px}
.mode-card h3{font-size:1rem;font-weight:800;color:var(--dark);margin-bottom:4px;text-transform:uppercase;letter-spacing:.3px}
.mc-tag{display:block;font-size:.75rem;font-weight:600;color:var(--sky);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px}
.mode-card p{font-size:.9rem;line-height:1.72;color:var(--muted);margin-bottom:16px}
.mc-bar{height:6px;background:var(--bds);border-radius:3px;margin-bottom:8px;overflow:hidden}
.mb-fill{height:100%;background:linear-gradient(90deg,var(--sky),var(--sky2));border-radius:3px;display:block}
.mc-levels{display:flex;gap:6px}
.mc-l{font-size:.72rem;font-weight:700;padding:3px 10px;border-radius:var(--rp);background:var(--bds);color:var(--muted)}
.mc-l.active{background:var(--sky);color:var(--white)}
.modes-cta{text-align:center}

/* ── FEATURES ── */
.feat-section{background:var(--white);padding:60px 20px}
.feat-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feat-card{background:var(--off);border:1px solid var(--bds);border-radius:var(--r);border-bottom:3px solid var(--sky);padding:24px 20px;transition:box-shadow .3s,transform .3s}
.feat-card:hover{box-shadow:0 6px 18px rgba(13,115,119,.1);transform:translateY(-3px)}
.fc-ico{font-size:2rem;display:block;margin-bottom:12px}
.feat-card h3{font-size:.9rem;font-weight:800;color:var(--dark);text-transform:uppercase;letter-spacing:.3px;margin-bottom:8px}
.feat-card p{font-size:.88rem;line-height:1.7;color:var(--muted)}

/* ── WHERE TO USE ── */
.where-section{background:var(--skyp);padding:60px 20px}
.where-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.where-card{background:var(--white);border:1px solid var(--bds);border-radius:var(--r);border-top:3px solid var(--sky);padding:24px 20px;transition:box-shadow .3s,transform .3s}
.where-card:hover{box-shadow:0 6px 18px rgba(13,115,119,.12);transform:translateY(-3px)}
.wc-ico{font-size:2rem;display:block;margin-bottom:10px}
.where-card h3{font-size:.92rem;font-weight:700;color:var(--dark);text-transform:uppercase;letter-spacing:.3px;margin-bottom:8px}
.where-card p{font-size:.88rem;line-height:1.7;color:var(--muted)}

/* ── REVIEWS ── */
.reviews-section{background:var(--off);padding:60px 20px}
.reviews-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rv-card{background:var(--white);border:1px solid var(--bds);border-radius:var(--r);border-top:3px solid var(--sky);padding:26px 22px;transition:box-shadow .3s,transform .3s}
.rv-card:hover{box-shadow:0 6px 20px rgba(13,115,119,.1);transform:translateY(-3px)}
.rv-stars{font-size:1.1rem;color:var(--sky);letter-spacing:3px;margin-bottom:8px}
.rv-badge{font-size:.78rem;font-weight:700;color:var(--mint);text-transform:uppercase;letter-spacing:.3px;margin-bottom:14px}
.rv-text{font-size:.92rem;line-height:1.75;color:var(--muted);margin-bottom:18px}
.rv-foot{display:flex;align-items:center;gap:12px;border-top:1px solid var(--bds);padding-top:14px}
.rv-photo{width:56px;height:56px;border-radius:50%;object-fit:cover;border:2px solid var(--sky);flex-shrink:0}
.rv-name{font-weight:700;color:var(--dark);font-size:.9rem}
.rv-loc{font-size:.79rem;color:var(--muted)}

/* ── GUARANTEE ── */
.guar-section{background:var(--white);padding:60px 20px}
.guar-in{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:220px 1fr;align-items:center;gap:48px}
.guar-img img{max-width:100%;filter:drop-shadow(0 4px 14px rgba(13,115,119,.15))}
.guar-text h3{font-size:1.3rem;font-weight:800;color:var(--dark);margin-bottom:14px;line-height:1.25}
.guar-text p{font-size:1rem;line-height:1.8;color:var(--muted);margin-bottom:12px}

/* ── FAQs ── */
.faq-section{background:var(--off);padding:60px 20px}
.faq-in{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:10px}
.faq-item{background:var(--white);border:1px solid var(--bds);border-radius:var(--r);overflow:hidden;transition:border-color .2s}
.faq-item.open{border-color:var(--sky)}
.faq-q{width:100%;background:none;border:none;text-align:left;padding:17px 20px;font-family:'Manrope',system-ui,sans-serif;font-size:.96rem;font-weight:700;color:var(--dark);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;transition:background .2s;line-height:1.4}
.faq-q:hover{background:var(--skyp)}
.faq-item.open .faq-q{background:var(--skyp);color:var(--skyd)}
.fa{font-size:.88rem;transition:transform .3s;color:var(--sky);flex-shrink:0}
.faq-a{display:none;padding:14px 20px 18px;font-size:.93rem;line-height:1.78;color:var(--muted);border-top:1px solid var(--bds)}
.faq-item.open .faq-a{display:block}
.faq-item.open .fa{transform:rotate(180deg)}

/* ── ORDER ── */
.order-section{background:var(--white);padding:60px 20px}
.order-in{max-width:860px;margin:0 auto}
.order-in p{font-size:1.01rem;line-height:1.8;color:var(--muted);margin-bottom:14px}
.order-img-wrap{text-align:center;margin-top:28px}
.order-img-wrap a img{max-width:960px;width:100%;height:auto;border-radius:var(--r);box-shadow:0 3px 16px rgba(13,115,119,.1);transition:transform .3s}
.order-img-wrap a:hover img{transform:scale(1.01)}

/* ── FINAL CTA ── */
.cta-final{background:linear-gradient(150deg,var(--navy) 0%,var(--nvm) 100%);padding:64px 20px;text-align:center}
.cta-in{max-width:720px;margin:0 auto}
.cta-final h2{font-size:2rem;font-weight:800;color:var(--white);margin-bottom:10px;line-height:1.2}
.cta-sub{font-size:1rem;color:rgba(255,255,255,.6);margin-bottom:24px;display:block}
.cta-price{display:flex;align-items:center;justify-content:center;gap:16px;margin-bottom:24px}
.cta-was{font-size:1rem;color:rgba(255,255,255,.4);text-decoration:line-through}
.cta-now{font-size:2.4rem;font-weight:800;color:var(--sky2)}
.cta-ship{font-size:.88rem;font-weight:700;color:var(--mint);background:rgba(16,185,129,.15);padding:5px 14px;border-radius:var(--rp)}
.cta-perks{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 20px;margin-bottom:28px}
.cta-perks span{font-size:.87rem;font-weight:600;color:rgba(255,255,255,.75)}
.cta-trust{font-size:.85rem;color:rgba(255,255,255,.45);margin-top:16px;display:block}

/* ── FOOTER ── */
footer{background:#060F1E;padding:44px 20px 24px}
.ft-brand{font-size:1.4rem;font-weight:800;color:var(--sky2);text-align:center;letter-spacing:.3px;margin-bottom:4px}
.ft-tag{font-size:.82rem;color:rgba(255,255,255,.35);text-align:center;margin-bottom:20px}
.ft-ql{text-align:center;font-size:.7rem;font-weight:700;color:var(--sky);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:10px}
.ft-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-nav a{color:#FFFFFF;text-decoration:none;font-size:.86rem;font-weight:600;padding:5px 14px;border-right:1px solid rgba(255,255,255,.15);transition:color .2s,background .2s,border-radius .2s;white-space:nowrap}
.ft-nav a:last-child{border-right:none}
.ft-nav a:hover{color:var(--navy);background:var(--sky2);border-radius:20px;border-right:1px solid transparent}
.ft-legal{max-width:1000px;margin:0 auto;border-top:1px solid rgba(255,255,255,.08);padding-top:20px}
.ft-legal p{font-size:.78rem;line-height:1.7;color:rgba(255,255,255,.28);margin-bottom:10px}
.ft-links{text-align:center;margin-bottom:14px;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px}
.ft-links a{color:rgba(255,255,255,.5);text-decoration:none;font-size:.82rem;font-weight:500;transition:color .2s}
.ft-links a:hover{color:var(--sky2);text-decoration:underline}
.ft-links span{color:rgba(255,255,255,.15)}
.ft-copy{text-align:center;font-size:.78rem;color:rgba(255,255,255,.22)}
.ft-copy a{color:rgba(255,255,255,.35);text-decoration:none;transition:color .2s}
.ft-copy a:hover{color:var(--sky2)}

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

/* ── RESPONSIVE ── */
@media(max-width:1040px){
  .hero-in{grid-template-columns:1fr;gap:36px}
  .hero-img a img{max-width:340px;margin:0 auto;display:block}
  .hero-text h1{font-size:2rem}
  .prob-in{grid-template-columns:1fr}
  .about-in{grid-template-columns:1fr}
  .feat-grid{grid-template-columns:repeat(2,1fr)}
  .where-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:700px){
  nav{padding:0 14px}
  .nav-links{display:none}
  .burger{display:flex}
  .hero{padding:44px 16px}
  .hero-text h1{font-size:1.8rem}
  .hero-modes{grid-template-columns:1fr}
  .band{padding:36px 16px 28px}
  .band h2,.band h3{font-size:1.55rem}
  .modes-in{grid-template-columns:1fr}
  .reviews-grid{grid-template-columns:1fr}
  .feat-grid{grid-template-columns:1fr}
  .where-grid{grid-template-columns:1fr 1fr}
  .guar-in{grid-template-columns:1fr;text-align:center}
  .cta-price{flex-wrap:wrap;justify-content:center;gap:8px}
  .cta-perks{flex-direction:column;align-items:center;gap:8px}
  .problem-section,.about-section,.modes-section,.feat-section,
  .where-section,.reviews-section,.guar-section,.faq-section,
  .order-section{padding:44px 16px}
  .price-img{padding:24px 16px}
  .cta-final{padding:48px 16px}
  .cta-final h2{font-size:1.6rem}
  footer{padding:36px 16px 20px}
  .ft-nav a{border-right:none;padding:5px 10px}
}
@media(max-width:440px){
  .where-grid{grid-template-columns:1fr}
  .hero-chips{gap:5px}
  .hero-chips span{font-size:.74rem;padding:3px 10px}
}