/* ── Design tokens ────────────────────────────────────── */
:root{
  --c-bg:#ffffff;
  --c-bg-alt:#f5f7fb;
  --c-text:#1a2136;
  --c-muted:#5a6479;
  --c-line:#e2e7f0;
  --c-primary:#0b4aa2;
  --c-primary-dark:#083a82;
  --c-accent:#00a86b;
  --c-warn:#cf2424;
  --c-star:#f5a623;
  --radius:10px;
  --shadow:0 2px 14px rgba(11,74,162,.08);
  --shadow-lg:0 6px 28px rgba(11,74,162,.14);
  --maxw:1180px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ── Reset ────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.55;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .15s}
a:hover{color:var(--c-primary-dark);text-decoration:underline}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.25;color:var(--c-text);font-weight:700}
h1{font-size:clamp(24px,3.4vw,36px);letter-spacing:-.01em}
h2{font-size:clamp(22px,2.8vw,30px);letter-spacing:-.01em}
h3{font-size:18px}
h4{font-size:15px;text-transform:uppercase;letter-spacing:.05em;color:var(--c-muted)}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.25em}
li{margin-bottom:.25em}
b,strong{font-weight:700}
table{border-collapse:collapse;width:100%}

.container{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 20px;
}

/* ── Buttons ──────────────────────────────────────────── */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5em;
  padding:14px 26px;
  border-radius:var(--radius);
  font-weight:600;
  font-size:16px;
  cursor:pointer;
  border:1px solid transparent;
  transition:background .15s,transform .1s,box-shadow .15s;
  text-decoration:none;
  line-height:1;
}
.btn:hover{text-decoration:none}
.btn--primary{
  background:var(--c-primary);
  color:#fff;
  box-shadow:0 2px 10px rgba(11,74,162,.25);
}
.btn--primary:hover{background:var(--c-primary-dark);color:#fff}
.btn--primary:active{transform:translateY(1px)}
.btn--ghost{
  background:#fff;
  color:var(--c-primary);
  border-color:var(--c-line);
}
.btn--ghost:hover{background:var(--c-bg-alt);color:var(--c-primary-dark)}
.btn--nav{padding:10px 20px;font-size:14px}
.btn--full{width:100%}

/* ── Header ───────────────────────────────────────────── */
.site-header{
  background:#fff;
  border-bottom:1px solid var(--c-line);
  position:sticky;
  top:0;
  z-index:100;
  backdrop-filter:saturate(120%) blur(8px);
}
.site-header__inner{
  display:flex;
  align-items:center;
  gap:24px;
  padding:14px 20px;
}
.brand{
  display:flex;
  align-items:center;
  gap:8px;
  color:var(--c-primary);
  font-weight:700;
  font-size:20px;
  text-decoration:none;
  flex-shrink:0;
}
.brand__logo{
  display:inline-flex;
  width:32px;height:32px;
  align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--c-primary),#2a7be0);
  color:#fff;
  border-radius:8px;
  font-size:16px;
}
.brand--footer{color:#fff;font-size:18px}
.brand--footer .brand__logo{background:linear-gradient(135deg,#5a94e7,#fff)}
.site-nav{
  display:flex;
  gap:22px;
  margin-left:auto;
  margin-right:20px;
}
.site-nav a{
  color:var(--c-text);
  font-size:15px;
  font-weight:500;
}
.site-nav a:hover{color:var(--c-primary);text-decoration:none}

/* ── Hero ─────────────────────────────────────────────── */
.hero{
  padding:40px 0 56px;
  background:linear-gradient(180deg,#fff 0%,var(--c-bg-alt) 100%);
}
.hero__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:48px;
  align-items:center;
}
.hero__media{
  background:#fff;
  border-radius:var(--radius);
  padding:20px;
  box-shadow:var(--shadow-lg);
}
.hero__media img{border-radius:6px}
.hero__breadcrumb{
  font-size:13px;
  color:var(--c-muted);
  margin-bottom:10px;
}
.hero__lead{
  color:var(--c-muted);
  font-size:16px;
  margin:12px 0 18px;
}
.rating-row{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:20px;
  font-size:14px;
}
.stars{color:var(--c-star);letter-spacing:2px;font-size:16px}
.stars--lg{font-size:22px}
.rating-row__score{color:var(--c-text)}
.rating-row__score b{font-size:16px}
.rating-row__link{color:var(--c-muted);text-decoration:underline}
.price-box{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:18px 20px;
  margin-bottom:24px;
}
.price-box__row{
  display:flex;
  align-items:baseline;
  gap:14px;
  flex-wrap:wrap;
}
.price-box__old{
  color:var(--c-muted);
  text-decoration:line-through;
  font-size:18px;
}
.price-box__new{
  color:var(--c-warn);
  font-size:32px;
  font-weight:700;
  letter-spacing:-.02em;
}
.price-box__discount{
  background:var(--c-warn);
  color:#fff;
  padding:4px 10px;
  border-radius:6px;
  font-size:13px;
  font-weight:600;
}
.price-box__meta{
  display:flex;
  gap:8px;
  margin-top:10px;
  flex-wrap:wrap;
}
.badge{
  display:inline-block;
  padding:4px 10px;
  background:var(--c-bg-alt);
  border:1px solid var(--c-line);
  border-radius:20px;
  font-size:12px;
  color:var(--c-muted);
}
.badge--stock{background:#e8f7ef;color:#0f7a3f;border-color:#c7ebd4}
.cta-row{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-bottom:24px;
}
.trust-mini{
  list-style:none;
  margin:0;padding:0;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px 20px;
  font-size:14px;
  color:var(--c-muted);
}
.trust-mini li{display:flex;align-items:center;gap:6px;margin:0}
.trust-mini span{color:var(--c-accent);font-weight:700}

/* ── Sections ─────────────────────────────────────────── */
.section{padding:56px 0}
.section--alt{background:var(--c-bg-alt)}
.section h2{margin-bottom:18px}
.lead{
  color:var(--c-muted);
  font-size:17px;
  max-width:760px;
  margin-bottom:26px;
}

/* ── Tables ──────────────────────────────────────────── */
.table-wrap{
  overflow-x:auto;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.table{
  width:100%;
  font-size:15px;
}
.table th,
.table td{
  padding:14px 18px;
  text-align:left;
  border-bottom:1px solid var(--c-line);
  vertical-align:top;
}
.table tr:last-child th,
.table tr:last-child td{border-bottom:0}
.table thead th{
  background:var(--c-bg-alt);
  font-weight:600;
  color:var(--c-text);
}
.table tbody th{
  font-weight:600;
  color:var(--c-muted);
  background:#fafbfd;
  width:40%;
}

/* ── Disclaimer ──────────────────────────────────────── */
.disclaimer{
  background:#fff7e6;
  border:1px solid #ffe0a3;
  border-left:4px solid var(--c-star);
  padding:14px 18px;
  border-radius:var(--radius);
  font-size:14px;
  color:#6b4b00;
  margin-top:20px;
}
.disclaimer p{margin:0 0 .5em}
.disclaimer p:last-child{margin-bottom:0}
.disclaimer--soft{
  background:#eff4fb;
  border-color:#d6e2f5;
  border-left-color:var(--c-primary);
  color:var(--c-text);
}

/* ── Two-column layouts ──────────────────────────────── */
.two-col{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:40px;
}
.steps{
  list-style:none;
  counter-reset:step;
  padding:0;margin:0;
}
.steps li{
  counter-increment:step;
  padding:12px 16px 12px 54px;
  position:relative;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  margin-bottom:10px;
}
.steps li::before{
  content:counter(step);
  position:absolute;
  left:16px;
  top:50%;
  transform:translateY(-50%);
  width:28px;height:28px;
  background:var(--c-primary);
  color:#fff;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;
  font-size:14px;
}
.ul{margin:0 0 20px;padding-left:20px}
.ul li{margin-bottom:6px}

/* ── Cards ───────────────────────────────────────────── */
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:20px;
}
.cards--3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.card{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:22px;
  box-shadow:var(--shadow);
}
.card__icon{
  font-size:28px;
  margin-bottom:10px;
}
.card h3{margin-bottom:8px}
.card p{margin:0;color:var(--c-muted);font-size:14.5px}

/* ── Reviews ─────────────────────────────────────────── */
.reviews-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:30px;
  flex-wrap:wrap;
  gap:16px;
}
.reviews-summary{
  display:flex;
  align-items:center;
  gap:16px;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:14px 22px;
  box-shadow:var(--shadow);
}
.reviews-summary__score{
  font-size:40px;
  font-weight:700;
  color:var(--c-text);
  line-height:1;
}
.reviews-summary__count{
  font-size:13px;
  color:var(--c-muted);
  margin-top:4px;
}
.reviews-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
  gap:20px;
}
.review{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:20px;
  box-shadow:var(--shadow);
}
.review__head{
  display:grid;
  grid-template-columns:auto 1fr auto;
  gap:12px;
  align-items:center;
  margin-bottom:12px;
}
.review__avatar{
  width:42px;height:42px;
  background:linear-gradient(135deg,var(--c-primary),#3a8fd7);
  color:#fff;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;
  font-size:18px;
}
.review__name{font-weight:600;font-size:15px}
.review__meta{font-size:13px;color:var(--c-muted)}
.review p{margin:0;font-size:14.5px;color:var(--c-text);line-height:1.5}

/* ── FAQ ─────────────────────────────────────────────── */
.faq{
  max-width:860px;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.faq__item{
  border-bottom:1px solid var(--c-line);
}
.faq__item:last-child{border-bottom:0}
.faq__item summary{
  padding:16px 48px 16px 20px;
  cursor:pointer;
  font-weight:600;
  font-size:15px;
  list-style:none;
  position:relative;
  user-select:none;
}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{
  content:'+';
  position:absolute;
  right:20px;
  top:50%;
  transform:translateY(-50%);
  font-size:22px;
  color:var(--c-primary);
  font-weight:400;
  transition:transform .2s;
}
.faq__item[open] summary::after{content:'−'}
.faq__item p{
  padding:0 20px 18px;
  margin:0;
  color:var(--c-muted);
  font-size:15px;
}

/* ── Order form ──────────────────────────────────────── */
.order{
  display:grid;
  grid-template-columns:1fr 420px;
  gap:48px;
  align-items:start;
}
.order__info h2{margin-bottom:12px}
.order-summary{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:16px;
  align-items:center;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:16px;
  margin-top:20px;
  box-shadow:var(--shadow);
}
.order-summary img{
  width:100px;height:100px;
  object-fit:contain;
  border-radius:6px;
}
.order-summary__title{font-weight:600;margin-bottom:4px}
.order-summary__price{display:flex;align-items:baseline;gap:10px}
.order-summary__price s{color:var(--c-muted);font-size:14px}
.order-summary__price b{color:var(--c-warn);font-size:22px}
.order-summary__badge{
  display:inline-block;
  font-size:12px;color:var(--c-muted);
  margin-top:6px;
}
.order__form{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--radius);
  padding:28px;
  box-shadow:var(--shadow-lg);
}
.field{
  display:block;
  margin-bottom:16px;
}
.field>span{
  display:block;
  font-size:13px;
  color:var(--c-muted);
  margin-bottom:6px;
  font-weight:500;
}
.field input[type="text"],
.field input[type="tel"]{
  width:100%;
  padding:12px 14px;
  border:1px solid var(--c-line);
  border-radius:8px;
  font-size:16px;
  font-family:inherit;
  color:var(--c-text);
  background:#fff;
  transition:border-color .15s,box-shadow .15s;
}
.field input:focus{
  outline:none;
  border-color:var(--c-primary);
  box-shadow:0 0 0 3px rgba(11,74,162,.12);
}
.field input.invalid{border-color:var(--c-warn);box-shadow:0 0 0 3px rgba(207,36,36,.08)}
.field--checkbox{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:10px;
  align-items:start;
  font-size:13px;
  color:var(--c-muted);
  margin-top:4px;
}
.field--checkbox input{margin-top:3px}
.field--checkbox span{margin:0}
.form-note{
  font-size:12px;
  color:var(--c-muted);
  text-align:center;
  margin-top:12px;
}
.form-thanks{
  background:#e8f7ef;
  border:1px solid #c7ebd4;
  color:#0f7a3f;
  padding:14px 18px;
  border-radius:var(--radius);
  margin-top:14px;
}

/* ── Footer ──────────────────────────────────────────── */
.site-footer{
  background:#0e1929;
  color:#c9d2e3;
  padding:50px 0 26px;
  margin-top:20px;
}
.site-footer a{color:#9fbae6}
.site-footer a:hover{color:#fff}
.site-footer__grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr;
  gap:40px;
  margin-bottom:30px;
}
.site-footer h4{color:#fff;margin-bottom:12px}
.site-footer__about{font-size:13.5px;color:#8b99b5;line-height:1.6;margin-top:14px}
.footer-nav{list-style:none;padding:0;margin:0}
.footer-nav li{margin-bottom:8px}
.footer-nav a{font-size:14px}
.footer-legal{font-size:13px;color:#8b99b5;margin:0}
.site-footer .disclaimer{
  background:rgba(255,255,255,.05);
  border-color:rgba(255,255,255,.1);
  border-left-color:var(--c-star);
  color:#c9d2e3;
  font-size:13px;
}
.site-footer .disclaimer strong{color:#fff}
.site-footer__copyright{
  border-top:1px solid rgba(255,255,255,.1);
  padding-top:20px;
  margin-top:24px;
  font-size:13px;
  color:#6a7a99;
  text-align:center;
}

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 900px){
  .hero__grid{grid-template-columns:1fr;gap:28px}
  .hero{padding:28px 0 40px}
  .two-col{grid-template-columns:1fr;gap:24px}
  .order{grid-template-columns:1fr;gap:24px}
  .site-footer__grid{grid-template-columns:1fr;gap:28px}
  .site-nav{display:none}
  .section{padding:40px 0}
}
@media (max-width: 500px){
  h1{font-size:22px}
  h2{font-size:20px}
  .container{padding:0 16px}
  .price-box__new{font-size:26px}
  .trust-mini{grid-template-columns:1fr}
  .reviews-head{flex-direction:column;align-items:flex-start}
  .table th,.table td{padding:10px 12px;font-size:14px}
  .btn--nav{display:none}
}