/* Kerafirm Pro official website - one hand-written stylesheet, no frameworks */
:root{
  --ink:#13232d; --ink-2:#384b56; --muted:#5d6e78;
  --teal:#0d6b66; --teal-d:#084f4b; --teal-l:#e3f3ef; --mint:#f1f9f7;
  --amber:#ffb627; --amber-d:#f08c00; --amber-s:#bd6c00; --cream:#fff8e9; --cream-b:#f3dcac;
  --line:#d8e5e2; --red:#b9420f; --green:#167a3d;
  --r:16px; --shadow:0 12px 32px rgba(10,60,58,.10);
  --font:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);font-size:17px;line-height:1.68;color:var(--ink);background:#fff;padding-bottom:76px}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal);text-underline-offset:2px}
a:hover{color:var(--teal-d)}
h1,h2,h3,h4{line-height:1.18;color:var(--ink);margin:0 0 .55em;font-weight:800;letter-spacing:-.015em}
h1{font-size:clamp(30px,5.2vw,50px)}
h2{font-size:clamp(25px,3.7vw,37px)}
h3{font-size:clamp(19px,2.3vw,22px)}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em}
.wrap{max-width:1140px;margin:0 auto;padding:0 18px}
.narrow{max-width:820px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}
.small{font-size:14px;color:var(--muted)}
.center{text-align:center}
.rounded{border-radius:var(--r)}

/* top bar + header */
.topbar{background:var(--teal-d);color:#e6fffa;font-size:13.5px;text-align:center;padding:7px 18px;font-weight:600;letter-spacing:.01em}
.site-header{background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:30}
.hdr{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:70px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.logo svg{flex:none}
.logo b{display:block;font-size:20px;line-height:1.1;font-weight:800}
.logo small{display:block;font-size:11.5px;color:var(--teal);font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.nav-d{display:flex;gap:22px;align-items:center}
.nav-d a{text-decoration:none;color:var(--ink-2);font-weight:600;font-size:15px}
.nav-d a:hover{color:var(--teal)}
.nav-d .btn{color:#1d1300}
.nav-m{display:none}
.nav-m summary{list-style:none;cursor:pointer;border:1.5px solid var(--line);border-radius:10px;padding:8px 16px;font-weight:700;font-size:15px}
.nav-m summary::-webkit-details-marker{display:none}
.nav-m[open] summary{background:var(--teal-l)}
.nav-m nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);padding:6px 18px 18px}
.nav-m nav a{display:block;padding:12px 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink);font-weight:600}
.nav-m nav a.btn{border:0;margin-top:14px;color:#1d1300}
@media(max-width:940px){.nav-d{display:none}.nav-m{display:block}}

/* buttons */
.btn{display:inline-block;background:linear-gradient(180deg,var(--amber),var(--amber-d));color:#1d1300;font-weight:800;text-decoration:none;padding:16px 32px;border-radius:999px;box-shadow:0 5px 0 var(--amber-s),0 12px 26px rgba(240,140,0,.24);font-size:18px;text-align:center;line-height:1.2;transition:transform .12s,box-shadow .12s}
.btn:hover{color:#1d1300;transform:translateY(-1px);box-shadow:0 6px 0 var(--amber-s),0 14px 30px rgba(240,140,0,.3)}
.btn:active{transform:translateY(3px);box-shadow:0 2px 0 var(--amber-s)}
.btn-sm{padding:10px 20px;font-size:15px;box-shadow:0 4px 0 var(--amber-s)}
.btn-ghost{background:#fff;color:var(--teal-d);border:2px solid var(--teal);box-shadow:none}
.btn-ghost:hover{background:var(--teal-l);color:var(--teal-d);box-shadow:none}
.btn-block{display:block;width:100%}
.btn-wrap{text-align:center;margin:30px 0}

/* hero */
.hero{background:radial-gradient(900px 480px at 90% -10%,#cdeee6 0%,transparent 62%),linear-gradient(180deg,var(--mint),#fff);padding:42px 0 34px}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center}
.hero-img{position:relative}
.hero-img img{margin:0 auto;max-height:560px;width:auto;filter:drop-shadow(0 24px 40px rgba(8,79,75,.18))}
.hero-tag{position:absolute;left:4%;bottom:8%;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 14px;box-shadow:var(--shadow);font-size:14px;line-height:1.35}
.hero-tag b{display:block;font-size:20px;color:var(--teal-d)}
.eyebrow{display:inline-block;background:var(--teal-l);color:var(--teal-d);font-weight:800;font-size:12.5px;letter-spacing:.07em;text-transform:uppercase;padding:6px 13px;border-radius:999px;margin:0 0 14px}
.lead{font-size:19px;color:var(--ink-2)}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:6px}
.trust-line{font-size:14px;color:var(--muted);margin-top:14px}
@media(max-width:880px){.hero{padding-top:22px}.hero-grid{grid-template-columns:1fr;gap:14px}.hero-img{order:-1;max-width:300px;margin:0 auto}.hero-img img{max-height:250px}.hero-tag{left:0;bottom:4%;padding:7px 11px;font-size:12.5px}.hero-tag b{font-size:16px}.hero-btns .btn{flex:1 1 100%}}

/* quick answer */
.qa{background:#fff;border:1px solid var(--line);border-left:5px solid var(--teal);border-radius:12px;padding:16px 20px;margin:20px 0;box-shadow:0 4px 14px rgba(10,60,58,.05)}
.qa-title{font-weight:800;color:var(--teal-d);margin:0 0 6px;font-size:13.5px;text-transform:uppercase;letter-spacing:.07em}
.qa p:last-child{margin:0}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:20px 0 24px}
.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 8px;text-align:center}
.stat b{display:block;font-size:22px;line-height:1.2;color:var(--teal-d)}
.stat span{font-size:13px;color:var(--muted);line-height:1.3;display:block;margin-top:2px}
@media(max-width:560px){.stats{grid-template-columns:repeat(2,1fr)}}

/* check list */
.checks{list-style:none;padding:0;margin:0 0 18px}
.checks li{padding-left:30px;position:relative;margin:7px 0}
.checks li::before,.pc-list li::before{content:"";position:absolute;left:0;top:.33em;width:19px;height:19px;border-radius:50%;background:var(--teal) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat}

/* sections */
.section{padding:62px 0}
.section.alt{background:var(--mint)}
.section.warm{background:var(--cream)}
.sec-head{text-align:center;max-width:780px;margin:0 auto 32px}
.sec-head p{color:var(--ink-2)}
.kicker{color:var(--teal);font-weight:800;text-transform:uppercase;letter-spacing:.09em;font-size:13px;margin:0 0 8px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:880px){.grid-3,.grid-2{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:0 4px 16px rgba(10,60,58,.05)}
.card h3{font-size:19px}
.card p:last-child{margin:0}
.icon{width:46px;height:46px;border-radius:12px;background:var(--teal-l);color:var(--teal-d);display:grid;place-items:center;margin-bottom:12px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.two-col.top{align-items:start}
@media(max-width:880px){.two-col{grid-template-columns:1fr;gap:24px}}
.who{background:var(--cream);border:1px solid var(--cream-b);border-radius:var(--r);padding:22px 24px}
.who h3{margin-bottom:10px}
.mech{background:var(--teal-d);color:#e8fffa;border-radius:20px;padding:28px}
.mech h3{color:#fff}
.mech a{color:#ffd88a}
.mech p:last-child{margin:0}

/* steps */
.steps{list-style:none;counter-reset:s;padding:0;margin:0;display:grid;gap:14px}
.steps li{counter-increment:s;position:relative;padding:18px 20px 18px 74px;background:#fff;border:1px solid var(--line);border-radius:14px}
.steps li::before{content:counter(s);position:absolute;left:20px;top:18px;width:36px;height:36px;border-radius:50%;background:var(--teal);color:#fff;font-weight:800;display:grid;place-items:center}
.steps h3{font-size:18px;margin-bottom:4px}
.steps p{margin:0}

/* reviews */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:940px){.reviews{grid-template-columns:1fr;max-width:620px;margin:0 auto}}
.review{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column;gap:12px;box-shadow:0 4px 16px rgba(10,60,58,.05)}
.rv-head{display:flex;gap:12px;align-items:center}
.avatar{width:48px;height:48px;border-radius:50%;background:var(--teal-d);color:#fff;font-weight:800;display:grid;place-items:center;flex:none;letter-spacing:.02em}
.rv-head b{display:block;line-height:1.3}
.rv-head span{font-size:14px;color:var(--muted)}
.rv-head .avatar{color:#fff;font-size:16px}
.review blockquote{margin:0;font-size:16px;color:var(--ink-2);flex:1}
.verified{display:inline-flex;align-items:center;gap:6px;background:#e7f6ec;color:var(--green);font-weight:700;font-size:13px;padding:5px 11px;border-radius:999px}
.rv-note{margin-top:16px}

/* pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:center;max-width:1060px;margin:0 auto}
.price-card{background:#fff;border:2px solid var(--line);border-radius:22px;padding:22px 20px;text-align:center;position:relative}
.price-card.best{border-color:var(--amber-d);box-shadow:0 20px 44px rgba(240,140,0,.20);padding:32px 22px;background:linear-gradient(180deg,#fff7e6,#fff 45%)}
.pc-label{display:inline-block;background:var(--teal-l);color:var(--teal-d);font-weight:800;font-size:12.5px;text-transform:uppercase;letter-spacing:.07em;padding:5px 13px;border-radius:999px}
.best .pc-label{background:var(--amber-d);color:#1d1300}
.pc-title{font-size:22px;font-weight:800;margin:10px 0 0}
.pc-supply{color:var(--muted);font-size:14px}
.pc-img{position:relative;margin:12px auto;max-width:170px}
.pc-img img{max-height:190px;width:auto;margin:0 auto}
.pc-count{position:absolute;right:-8px;top:4px;background:var(--teal-d);color:#fff;font-weight:800;border-radius:999px;padding:4px 11px;font-size:15px}
.pc-price{font-size:15px;color:var(--muted)}
.pc-big{font-size:48px;font-weight:800;color:var(--ink);letter-spacing:-.03em;margin-right:6px;line-height:1}
.pc-reg{font-size:14px;color:var(--muted);margin-top:4px}
.pc-save{color:var(--red);font-weight:800;margin:4px 0 8px}
.pc-list{list-style:none;padding:0;margin:10px 0 18px;font-size:15px;text-align:left}
.pc-list li{padding:7px 0 7px 28px;border-top:1px dashed var(--line);position:relative}
.pc-list li::before{top:.55em}
.price-note{text-align:center;font-size:14px;color:var(--muted);margin:20px auto 0;max-width:760px}
@media(max-width:940px){.pricing{grid-template-columns:1fr;max-width:430px}.price-card.best{order:-1}}

/* ingredients */
.ing-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.ing{padding:18px 20px}
.ing-top{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;margin-bottom:6px}
.ing h3{font-size:18px;margin:0}
.pill{flex:none;background:var(--teal-l);color:var(--teal-d);font-weight:700;font-size:12px;padding:3px 10px;border-radius:999px;white-space:nowrap}
.ing p{font-size:15.5px;color:var(--ink-2)}

/* bonuses */
.bonus-tag{display:inline-block;background:var(--amber-d);color:#1d1300;font-weight:800;font-size:12.5px;text-transform:uppercase;letter-spacing:.07em;padding:4px 11px;border-radius:999px;margin-bottom:10px}
.bonus h3{font-size:18px}
.bonus-price{font-size:15px;color:var(--ink-2)}
.bonus-price b{color:var(--green)}
.bonus-total{margin-top:18px}

/* guarantee */
.guarantee{display:grid;grid-template-columns:220px 1fr;gap:30px;align-items:center;background:#fff;border:2px dashed var(--teal);border-radius:22px;padding:30px;max-width:980px;margin:0 auto}
.g-seal{margin:0 auto;max-width:220px}
.guarantee .btn{margin-top:4px}
@media(max-width:760px){.guarantee{grid-template-columns:1fr;text-align:center;padding:24px 20px}.g-seal{max-width:170px}}

/* faq */
.faq{max-width:860px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:10px}
.faq-item summary{padding:16px 52px 16px 18px;font-weight:700;cursor:pointer;position:relative;list-style:none;line-height:1.4}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:26px;font-weight:400;color:var(--teal);line-height:1}
.faq-item[open] summary::after{content:"\2013"}
.faq-item[open] summary{color:var(--teal-d)}
.faq-a{padding:0 18px 14px;color:var(--ink-2)}
.faq-a p:last-child{margin-bottom:0}

/* link cards */
.lcard{display:flex;flex-direction:column;gap:6px;text-decoration:none;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;transition:border-color .15s,box-shadow .15s,transform .15s}
.lcard:hover{border-color:var(--teal);box-shadow:var(--shadow);transform:translateY(-2px);color:var(--ink)}
.lcard b{font-size:18px;line-height:1.3;color:var(--teal-d)}
.lcard span{font-size:15px;color:var(--ink-2)}
.lcard small{font-size:12.5px;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.lcard em{font-style:normal;font-weight:700;font-size:14px;color:var(--teal);margin-top:auto}

/* final cta */
.final{background:linear-gradient(135deg,var(--teal-d),#0a3f55);color:#e8fffa;text-align:center;border-radius:26px;padding:44px 24px;max-width:980px;margin:0 auto}
.final h2{color:#fff}
.final .kicker{color:#9fe3d6}
.final-price{font-size:19px}
.final-price .old{text-decoration:line-through;opacity:.75}
.final-price b{color:#ffd27a;font-size:26px}

/* references */
.refs{font-size:14.5px;color:var(--ink-2);padding-left:1.3em}
.refs li{margin:7px 0;word-break:break-word}

/* sub pages */
.sub{padding-top:4px;padding-bottom:30px}
.crumbs{font-size:14px;color:var(--muted);margin:22px 0 16px}
.crumbs a{text-decoration:none}
.byline{color:var(--muted);font-size:14px;margin:-2px 0 6px}
.prose h2{margin-top:1.7em;font-size:clamp(23px,3.2vw,31px)}
.prose h3{margin-top:1.3em}
.prose ul,.prose ol{padding-left:1.25em}
.prose li{margin:.35em 0}
.prose img{margin:1.2em auto}
.tbl-wrap{overflow-x:auto;margin:1.3em 0;-webkit-overflow-scrolling:touch}
.tbl{width:100%;border-collapse:collapse;font-size:15.5px;min-width:480px}
.tbl th,.tbl td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.tbl th{background:var(--teal-l);color:var(--teal-d)}
.tbl tr:nth-child(even) td{background:#fafdfc}
.tip{background:var(--cream);border:1px solid var(--cream-b);border-radius:12px;padding:16px 20px;margin:1.3em 0}
.tip p:last-child{margin:0}
.verdict{background:var(--teal-l);border-radius:16px;padding:20px 22px;margin:1.6em 0;border:1px solid #c5e6de}
.verdict h3,.verdict h2{margin-top:0}
.verdict p:last-child{margin:0}
.page-faq{margin-top:36px}
.cta-box{display:grid;grid-template-columns:150px 1fr;gap:24px;align-items:center;background:linear-gradient(135deg,#fff6e3,#fff);border:2px solid #f4cf7d;border-radius:22px;padding:24px;margin:38px 0}
.cta-box h2{font-size:clamp(22px,3vw,28px);margin-bottom:8px}
.cta-img{max-height:190px;width:auto;margin:0 auto}
@media(max-width:640px){.cta-box{grid-template-columns:1fr;text-align:center}.cta-img{max-height:150px}.cta-box .btn{display:block}}
.more{margin-top:34px}
.more h2{font-size:clamp(22px,3vw,28px)}
.more .grid-3{grid-template-columns:repeat(3,1fr)}
@media(max-width:760px){.more .grid-3{grid-template-columns:1fr}}
.blog-cat{margin:36px 0}
.blog-cat h2{font-size:clamp(22px,3vw,28px)}
.legal h2{font-size:22px}

/* footer */
.site-footer{background:#0a2a2f;color:#c3d7d6;padding:50px 0 22px;font-size:15px;margin-top:40px}
.site-footer a{color:#e9fffb;text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.f-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
.f-title{color:#fff;font-weight:800;margin-bottom:10px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:7px 0}
.logo-f{color:#fff;margin-bottom:14px}
.logo-f small{color:#8fe0d1}
.f-note{font-size:13px;color:#98b1b0;border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px}
@media(max-width:880px){.f-grid{grid-template-columns:1fr 1fr}.f-grid>div:first-child{grid-column:1/-1}}
@media(max-width:520px){.f-grid{grid-template-columns:1fr}}

/* sticky price bar */
.sticky{position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 22px rgba(0,0,0,.08);z-index:50}
.sticky .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:66px}
.sticky-txt b{display:block;line-height:1.25}
.sticky-txt span{font-size:13px;color:var(--muted)}
@media(max-width:600px){.tb-x{display:none}}
@media(max-width:520px){.sticky-txt span{display:none}.sticky-txt b{font-size:15px}.sticky .btn{white-space:nowrap;padding:10px 16px}}