/* VapoMind landing page — styles.css */
:root{
  --dark:#11191F;
  --darker:#080D11;
  --heading:#11191F;
  --text:#000000;
  --muted:#3d4650;
  --accent:#1E9BD7;
  --accent-soft:#E6F4FB;
  --tint:#F3F7FA;
  --line:#DDE5EB;
  --gold1:#FFC94D;
  --gold2:#F2A900;
  --ok:#17914A;
  --no:#C62828;
  --radius:14px;
  --shadow:0 10px 30px rgba(17,25,31,.10);
  --serif:"Playfair Display",Georgia,"Times New Roman",serif;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{margin:0;background:#fff;color:var(--text);font-family:var(--sans);font-size:22px;line-height:1.65}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent)}
h1,h2,h3,h4{font-family:var(--serif);color:var(--heading);line-height:1.2;margin:0 0 .6em}
h3{font-size:1.3em}
h4{font-family:var(--sans);font-size:.8em;text-transform:uppercase;letter-spacing:.06em;color:var(--accent);margin:1.1em 0 .4em}
p{margin:0 0 1em}
ul{padding-left:1.2em}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.narrow{max-width:900px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:10px;z-index:200}
.skip:focus{left:10px}
.center{text-align:center}
.small{font-size:.78em;color:var(--muted)}

/* ---------- Buttons ---------- */
.btn{display:inline-block;text-decoration:none;font-family:var(--sans);font-weight:800;border-radius:50px;padding:16px 34px;font-size:.9em;letter-spacing:.02em;line-height:1.2;text-align:center;transition:transform .15s ease,box-shadow .15s ease;cursor:pointer;border:0}
.btn-gold{background:linear-gradient(180deg,var(--gold1),var(--gold2));color:var(--dark);box-shadow:0 6px 18px rgba(242,169,0,.35)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(242,169,0,.45)}
.btn-ghost{background:transparent;color:var(--heading);border:2px solid var(--heading)}
.btn-ghost:hover{background:var(--heading);color:#fff}
.btn-lg{font-size:1em;padding:20px 44px}
.btn-block{display:block;width:100%}
.cta-row{margin:34px 0 0;text-align:center}

/* ---------- Header / top bar ---------- */
.topbar{position:sticky;top:0;z-index:100;background:var(--dark);box-shadow:0 2px 12px rgba(0,0,0,.25)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-family:var(--serif);font-weight:700;font-size:28px;letter-spacing:.02em}
.logo img{width:40px;height:40px;border-radius:8px}
.logo span b{color:var(--accent);font-weight:700}
.nav{display:flex;gap:26px}
.nav a{color:#E8EEF2;text-decoration:none;font-size:17px;font-weight:600}
.nav a:hover{color:var(--gold1)}
.head-actions{display:flex;align-items:center;gap:12px}
.head-actions .btn{padding:12px 24px;font-size:16px}
.burger{display:none;background:transparent;border:2px solid rgba(255,255,255,.35);border-radius:10px;width:46px;height:44px;padding:0;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.burger span{display:block;width:22px;height:2.5px;background:#fff;border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ---------- H1 band + hero ---------- */
.h1-band{background:var(--tint);border-bottom:1px solid var(--line);padding:30px 0 26px;text-align:center}
.h1-band h1{font-size:2.15em;margin:0 auto;max-width:1000px}
.h1-band .updated{font-size:15px;color:var(--muted);margin:10px 0 0}
.hero{padding:44px 0 50px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.hero-lead{font-size:1.05em}
.checks{list-style:none;padding:0;margin:0 0 26px}
.checks li{position:relative;padding-left:38px;margin:0 0 10px;font-weight:600}
.checks li::before{content:"";position:absolute;left:0;top:.28em;width:26px;height:26px;border-radius:50%;background:var(--accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center/16px no-repeat}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-note{font-size:16px;color:var(--muted);margin:16px 0 0}
.hero-img img{margin:0 auto;border-radius:18px;box-shadow:var(--shadow)}

/* ---------- Trust strip ---------- */
.trust{background:var(--dark);color:#fff;padding:22px 0}
.trust ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.trust li{display:flex;align-items:center;gap:12px;font-size:17px;font-weight:600;line-height:1.3}
.trust svg{flex:0 0 42px;width:42px;height:42px;padding:9px;border-radius:50%;background:rgba(30,155,215,.18);stroke:var(--accent)}

/* ---------- Sections ---------- */
.sec{padding:0 0 64px}
.sec.tint{background:var(--tint)}
.band{background:var(--dark);padding:26px 0;margin-bottom:46px}
.band h2{color:#fff;margin:0;text-align:center;font-size:1.75em}
.band h2 small{display:block;font-family:var(--sans);font-size:.48em;color:var(--gold1);letter-spacing:.14em;text-transform:uppercase;margin-bottom:6px;font-weight:700}
.two-col{display:grid;grid-template-columns:.85fr 1.15fr;gap:46px;align-items:center}
.facts{background:#fff;border:1px solid var(--line);border-left:5px solid var(--accent);border-radius:var(--radius);padding:20px 24px;margin:22px 0 0}
.facts h3{font-size:1.05em;margin-bottom:.5em}
.facts dl{display:grid;grid-template-columns:auto 1fr;gap:6px 18px;margin:0;font-size:.85em}
.facts dt{font-weight:700;color:var(--heading)}
.facts dd{margin:0}
.sec.tint .facts{background:#fff}

/* steps */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.steps li{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 22px 22px;position:relative;counter-increment:s;box-shadow:0 4px 14px rgba(17,25,31,.05)}
.steps li::before{content:counter(s);position:absolute;top:-20px;left:22px;width:42px;height:42px;border-radius:50%;background:var(--accent);color:#fff;font-weight:800;font-family:var(--sans);display:flex;align-items:center;justify-content:center;font-size:19px}
.steps h3{font-size:1.05em;margin-top:8px}
.steps p{font-size:.86em;margin:0}

/* cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;box-shadow:0 4px 14px rgba(17,25,31,.05)}
.card h3{font-size:1.1em}
.card p{font-size:.88em;margin:0}
.ico{width:58px;height:58px;border-radius:14px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.ico svg{width:30px;height:30px;stroke:var(--accent);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ingredients */
.ingredients{display:grid;gap:24px}
.ing{display:grid;grid-template-columns:72px 1fr;gap:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.ing .ico{margin:0}
.ing h3{margin-bottom:.4em}
.ing p{margin-bottom:.6em}
.note{background:var(--accent-soft);border-radius:10px;padding:12px 18px;margin-top:6px}
.note h4{margin-top:0}
.note p{font-size:.84em;margin:0}

/* pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:center}
.price-card{background:#fff;border:2px solid var(--line);border-radius:18px;padding:28px 24px;text-align:center;position:relative}
.price-card.best{border-color:var(--gold2);box-shadow:0 18px 40px rgba(17,25,31,.16);transform:scale(1.04);padding-top:46px}
.ribbon{position:absolute;top:0;left:0;right:0;background:var(--dark);color:var(--gold1);font-size:15px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;padding:9px;border-radius:15px 15px 0 0}
.price-card h3{font-size:1.25em;margin:0}
.supply{font-size:17px;color:var(--muted);margin:4px 0 12px;font-weight:600}
.price-card img{margin:0 auto 10px;max-height:200px;width:auto}
.per{font-family:var(--serif);font-size:2.3em;font-weight:700;color:var(--heading);line-height:1}
.per small{font-family:var(--sans);font-size:.38em;color:var(--muted);font-weight:600}
.save{display:inline-block;background:#E8F7EE;color:var(--ok);font-weight:800;font-size:15px;padding:5px 12px;border-radius:30px;margin:12px 0 4px}
.price-card ul{list-style:none;padding:0;margin:14px 0;font-size:16px;text-align:left;display:inline-block}
.price-card li{padding-left:26px;position:relative;margin:5px 0;font-weight:600}
.price-card li::before{content:"\2713";position:absolute;left:0;color:var(--ok);font-weight:900}
.total{font-size:18px;margin:6px 0 16px}
.total s{color:var(--muted);margin-right:6px}
.total b{font-size:1.25em;color:var(--heading)}
.badges{display:flex;justify-content:center;align-items:center;gap:34px;flex-wrap:wrap;margin:46px 0 0}
.badges img{width:130px;height:130px}
.badges p{max-width:340px;font-size:.8em;margin:0;color:var(--muted)}

/* reviews */
.review{display:flex;flex-direction:column}
.stars{color:var(--gold2);font-size:22px;letter-spacing:2px;margin-bottom:10px}
.review blockquote{margin:0 0 16px;font-size:.9em;font-style:italic;flex:1}
.reviewer{display:flex;align-items:center;gap:12px;font-weight:700;color:var(--heading);font-size:.85em}
.avatar{width:44px;height:44px;border-radius:50%;background:var(--dark);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:20px}

/* fit */
.fit{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.fit .card h3{display:flex;align-items:center;gap:10px}
.fit ul{list-style:none;padding:0;margin:0}
.fit li{position:relative;padding-left:40px;margin:0 0 14px;font-size:.9em}
.fit li::before{position:absolute;left:0;top:.1em;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:900;font-size:16px}
.fit .yes li::before{content:"\2713";background:var(--ok)}
.fit .no li::before{content:"\2715";background:var(--no)}
.fit .yes{border-top:5px solid var(--ok)}
.fit .no{border-top:5px solid var(--no)}

/* guarantee */
.guarantee{display:grid;grid-template-columns:260px 1fr;gap:44px;align-items:center;background:#fff;border:2px dashed var(--gold2);border-radius:20px;padding:36px}

/* how to take */
.take{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.take ol{padding-left:1.3em}
.take li{margin-bottom:12px}

/* FAQ */
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:14px;overflow:hidden}
.faq summary{list-style:none;cursor:pointer;padding:20px 60px 20px 24px;font-family:var(--serif);font-weight:700;color:var(--heading);font-size:1.02em;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);width:30px;height:30px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-family:var(--sans);font-size:22px;display:flex;align-items:center;justify-content:center}
.faq details[open] summary::after{content:"\2212"}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq .ans{padding:18px 24px 6px;font-size:.92em}

/* final CTA */
.final{background:var(--dark);color:#fff;padding:64px 0;text-align:center}
.final h2{color:#fff;font-size:2em}
.final p{color:#E8EEF2;max-width:820px;margin:0 auto 1em}
.final img{margin:26px auto 30px;width:480px}
.final .small{color:#AFC0CC;margin-top:16px}

/* about + footer */
.about{background:var(--tint);padding:50px 0;border-top:1px solid var(--line)}
.about-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:46px}
.about h2{font-size:1.4em}
.about p{font-size:.85em}
.about ul{list-style:none;padding:0;margin:0;columns:2;font-size:.8em}
.about li{margin-bottom:10px}
.about a{color:var(--heading);text-decoration:none;font-weight:600}
.about a:hover{color:var(--accent)}
.footer{background:var(--darker);color:#B7C4CE;padding:40px 0 30px;font-size:15px;line-height:1.6}
.foot-links{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 28px;list-style:none;padding:0 0 22px;margin:0 0 22px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-links a{color:#fff;text-decoration:none;font-weight:600;font-size:16px}
.foot-links a:hover{color:var(--gold1)}
.footer p{margin:0 0 12px}
.copy{text-align:center;margin-top:18px;color:#7F909C}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .steps{grid-template-columns:repeat(2,1fr);row-gap:36px}
  .pricing{gap:16px}
}
@media (max-width:900px){
  body{font-size:20px}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--dark);flex-direction:column;gap:0;border-top:1px solid rgba(255,255,255,.1)}
  .nav.open{display:flex}
  .nav a{padding:16px 22px;border-bottom:1px solid rgba(255,255,255,.08);font-size:18px}
  .burger{display:flex}
  .hero-grid,.two-col,.take,.about-grid{grid-template-columns:1fr;gap:28px}
  .hero-img{order:-1}
  .hero{padding-top:24px}
  .grid-3{grid-template-columns:1fr 1fr}
  .pricing{grid-template-columns:1fr;max-width:460px;margin:0 auto}
  .price-card.best{transform:none;order:-1}
  .fit{grid-template-columns:1fr}
  .guarantee{grid-template-columns:1fr;text-align:center;padding:28px 22px}
  .guarantee img{max-width:200px;margin:0 auto}
  .trust ul{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
  body{font-size:19px}
  .wrap{padding:0 16px}
  .logo{font-size:23px}
  .logo img{width:34px;height:34px}
  .head-actions .btn{padding:10px 16px;font-size:15px}
  .h1-band h1{font-size:1.55em}
  .band h2{font-size:1.4em}
  .grid-3,.steps{grid-template-columns:1fr}
  .ing{grid-template-columns:1fr;gap:12px;padding:22px}
  .hero-btns .btn{width:100%}
  .trust li{font-size:15px}
  .trust svg{flex-basis:36px;width:36px;height:36px;padding:7px}
  .about ul{columns:1}
  .final h2{font-size:1.55em}
  .btn-lg{padding:18px 26px;width:100%}
  .badges img{width:110px;height:110px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}
.trust + .sec{padding-top:40px}

/* ---------- Inner pages ---------- */
.crumbs{font-size:15px;color:var(--muted);margin:0 0 12px}
.crumbs ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;justify-content:center;gap:6px}
.crumbs li+li::before{content:"\203A";margin-right:6px;color:var(--muted)}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--accent)}
.page-intro{padding:44px 0 50px}
.page-intro .two-col{grid-template-columns:1.15fr .85fr}
.page-intro img{border-radius:18px;box-shadow:var(--shadow);margin:0 auto}
.summary-box{background:var(--accent-soft);border-left:5px solid var(--accent);border-radius:var(--radius);padding:22px 26px;margin:0 0 24px}
.summary-box h2,.summary-box h3{font-size:1.05em;margin:0 0 .5em}
.summary-box ul{margin:0;padding-left:1.1em}
.summary-box li{margin-bottom:6px;font-size:.92em}
.toc{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 26px}
.toc h2{font-size:1em;margin:0 0 .5em}
.toc ol{margin:0;padding-left:1.2em;font-size:.86em}
.toc a{color:var(--heading)}
.prose{max-width:900px;margin:0 auto}
.prose h3{margin-top:1.4em}
.prose ul,.prose ol{margin:0 0 1em}
.prose li{margin-bottom:8px}
.callout{background:#fff;border:1px solid var(--line);border-left:5px solid var(--gold2);border-radius:var(--radius);padding:20px 24px;margin:26px 0}
.callout p:last-child{margin:0}
.tbl-wrap{overflow-x:auto;margin:22px 0 26px;border:1px solid var(--line);border-radius:12px}
table{border-collapse:collapse;width:100%;font-size:.82em;background:#fff}
th,td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}
thead th{background:var(--dark);color:#fff;font-family:var(--sans)}
tbody tr:nth-child(even){background:var(--tint)}
.related{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.related a{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;text-decoration:none;color:var(--heading);font-weight:700;font-size:.85em;transition:border-color .15s,transform .15s}
.related a:hover{border-color:var(--accent);transform:translateY(-2px)}
.related a span{display:block;font-weight:400;color:var(--muted);font-size:.85em;margin-top:6px}
.more-link{display:inline-block;margin-top:14px;font-weight:700;text-decoration:none}
.more-link:hover{text-decoration:underline}
.legal{padding:44px 0 64px}
.legal .prose h2{font-size:1.35em;margin-top:1.6em}
.legal .prose p,.legal .prose li{font-size:.9em}
@media (max-width:900px){
  .page-intro .two-col{grid-template-columns:1fr}
  .page-intro .two-col > div:last-child{order:-1}
  .related{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){.related{grid-template-columns:1fr}th,td{padding:10px 12px}}
.review-img{width:calc(100% + 52px);max-width:none;margin:-28px -26px 18px;aspect-ratio:4/5;object-fit:cover;object-position:center top;border-radius:var(--radius) var(--radius) 0 0}
.review{overflow:hidden}