/* ================= RESET ================= */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,
     "Helvetica Neue",Arial,sans-serif;color:#0f1116;background:#fff;
     line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.2}

:root{
  --ink:#0f1116; --ink2:#3a3f4a; --muted:#6b7280; --line:#e6e8ee;
  --bg:#fff; --bg-alt:#f7f8fb; --accent:#e53935; --accent-dk:#c62828;
  --ok:#1b8a3a; --radius:14px; --shadow:0 12px 40px rgba(15,17,22,.10);
}

/* ================= HEADER ================= */
.hdr{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);
     backdrop-filter:saturate(180%) blur(12px);
     -webkit-backdrop-filter:saturate(180%) blur(12px);
     border-bottom:1px solid var(--line)}
.hdr-in{max-width:1200px;margin:0 auto;padding:12px 20px;
        display:flex;align-items:center;gap:20px}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;letter-spacing:-.02em}
.logo-mark{color:var(--accent);font-size:20px}
.hdr-nav{margin-left:auto;display:flex;gap:22px;font-size:14px;color:var(--ink2)}
.hdr-nav a:hover{color:var(--ink)}
.lang-switch{position:relative;font-size:13px}
.lang-btn{background:none;border:1px solid var(--line);border-radius:8px;
          padding:6px 10px;color:var(--ink2);font-weight:600}
.lang-list{position:absolute;top:calc(100% + 6px);right:0;background:#fff;
           border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);
           padding:6px;display:none;grid-template-columns:repeat(3,1fr);gap:2px;min-width:200px}
.lang-switch.is-open .lang-list{display:grid}
.lang-list a{padding:6px 10px;border-radius:6px;text-align:center;font-weight:600;
             color:var(--ink2)}
.lang-list a:hover{background:var(--bg-alt)}
.lang-list a.is-active{background:var(--ink);color:#fff}
@media(max-width:760px){.hdr-nav{display:none}}

/* ================= LAYOUT ================= */
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.sec{padding:72px 0}
.sec-alt{background:var(--bg-alt)}
.sec-title{font-size:32px;margin-bottom:20px}
.sec-sub{font-size:20px;margin:32px 0 16px}
.sec-lead{color:var(--ink2);font-size:16px;max-width:680px;margin:0 0 28px}

/* ================= HERO ================= */
.hero{padding:48px 0 60px;background:linear-gradient(180deg,#fff 0%,#f7f8fb 100%)}
.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:start}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:28px}}

.gallery-main{position:relative;border-radius:var(--radius);overflow:hidden;
              background:#fff;box-shadow:var(--shadow);aspect-ratio:1/1}
.gallery-main img{width:100%;height:100%;object-fit:contain;background:#fff;
                  transition:opacity .25s ease}
.gallery-badge{position:absolute;top:16px;left:16px;background:var(--accent);
               color:#fff;padding:6px 12px;border-radius:8px;
               font-weight:800;font-size:14px;letter-spacing:.4px}
.gallery-thumbs{display:flex;gap:10px;margin-top:14px;overflow-x:auto;
                padding-bottom:4px;scrollbar-width:none}
.gallery-thumbs::-webkit-scrollbar{display:none}
.thumb{flex:0 0 auto;width:70px;height:70px;border-radius:10px;border:2px solid transparent;
       background:#fff;padding:0;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb.is-active{border-color:var(--ink)}

.buybox{position:sticky;top:90px}
.title{font-size:34px;margin-bottom:16px}
@media(max-width:900px){.buybox{position:static}.title{font-size:26px}}

.features-top{list-style:none;padding:0;margin:0 0 22px;
              display:flex;flex-wrap:wrap;gap:8px}
.features-top li{font-size:13px;color:var(--ink2);background:#fff;
                 border:1px solid var(--line);padding:4px 10px;border-radius:999px}

.price-row{display:flex;align-items:flex-end;gap:20px;margin:10px 0 6px}
.price-new{display:flex;flex-direction:column}
.pn-label{font-size:12px;color:var(--muted);text-transform:uppercase;
          letter-spacing:.6px;font-weight:600}
.pn-value{font-size:40px;font-weight:800;color:var(--accent);letter-spacing:-.02em}
.price-old{display:flex;flex-direction:column;padding-bottom:6px}
.po-label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.6px}
.po-value{font-size:20px;color:var(--muted);text-decoration:line-through}

.save-note{background:#fff5f5;border:1px solid #ffd4d4;color:#8b1d1d;
           padding:10px 14px;border-radius:10px;font-size:14px;margin:14px 0 22px;
           display:flex;align-items:center;gap:8px}
.save-ico{display:inline-flex;align-items:center;justify-content:center;
          width:20px;height:20px;border-radius:50%;background:var(--accent);
          color:#fff;font-size:12px;font-weight:800}

.trust{list-style:none;padding:0;margin:22px 0 0;display:flex;flex-direction:column;gap:6px;
       font-size:14px;color:var(--ink2)}
.trust li::before{content:"✓ ";color:var(--ok);font-weight:800;margin-right:4px}

/* ================= BUTTONS ================= */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
     padding:12px 22px;border-radius:12px;border:1px solid transparent;
     font-weight:700;font-size:15px;transition:transform .08s ease,background .2s,box-shadow .2s;
     text-decoration:none;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:#000;box-shadow:0 8px 24px rgba(0,0,0,.15)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{background:var(--bg-alt)}
.btn-lg{padding:16px 28px;font-size:16px;border-radius:14px}
.btn-block{width:100%}
.btn.is-loading{opacity:.7;pointer-events:none;position:relative}
.btn.is-loading::after{content:"";width:14px;height:14px;border-radius:50%;
  border:2px solid currentColor;border-right-color:transparent;
  animation:spin .8s linear infinite;margin-left:8px}
@keyframes spin{to{transform:rotate(360deg)}}

/* ================= DESCRIPTION ================= */
.desc-body{font-size:16px;color:var(--ink2);max-width:820px}
.desc-body p{margin:0 0 14px}
.features-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));
               gap:10px;margin-top:12px}
.feat{display:flex;align-items:flex-start;gap:8px;font-size:14px;color:var(--ink2);
      background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.feat-dot{flex:0 0 auto;width:8px;height:8px;border-radius:50%;background:var(--accent);
          margin-top:7px}

/* ================= STEPS ================= */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.steps{grid-template-columns:1fr}}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
      padding:22px}
.step-n{width:36px;height:36px;border-radius:50%;background:var(--ink);color:#fff;
        display:flex;align-items:center;justify-content:center;font-weight:800;
        margin-bottom:12px}
.step-t{font-weight:700;margin-bottom:6px}
.step-d{font-size:14px;color:var(--ink2)}

/* ================= WHY ================= */
.why-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center}
@media(max-width:900px){.why-grid{grid-template-columns:1fr}}
.why-text p{color:var(--ink2)}
.why-list{list-style:none;padding:0;margin:16px 0 0;display:flex;flex-direction:column;gap:8px}
.why-list li::before{content:"✓";color:var(--ok);font-weight:800;margin-right:8px}
.why-card-in{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
             padding:24px;box-shadow:var(--shadow)}
.wc-row{display:flex;justify-content:space-between;padding:10px 0;
        border-bottom:1px dashed var(--line);font-size:15px}
.wc-row-final{border-bottom:0;padding-top:16px;font-size:18px}
.wc-final{color:var(--accent);font-size:26px;font-weight:800}
.wc-save{background:var(--accent);color:#fff;display:inline-block;padding:4px 12px;
         border-radius:999px;font-weight:800;margin-top:12px}

/* ================= REVIEWS ================= */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:900px){.reviews{grid-template-columns:1fr}}
.review{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.review-avatar{width:42px;height:42px;border-radius:50%;background:var(--ink);color:#fff;
               display:flex;align-items:center;justify-content:center;font-weight:800}
.review-name{font-weight:700;font-size:14px}
.review-city{font-size:12px;color:var(--muted)}
.review-stars{color:#f5a623;letter-spacing:2px;margin:6px 0}
.review-text{color:var(--ink2);font-size:14px;margin:0}

/* ================= ORDER FORM ================= */
.order-wrap{max-width:760px;margin:0 auto}
.order-form,.contact-form{display:flex;flex-direction:column;gap:20px;position:relative}
fieldset{border:1px solid var(--line);border-radius:var(--radius);padding:22px;
         margin:0;background:#fff}
legend{font-weight:800;padding:0 10px;font-size:14px;color:var(--ink2);
       text-transform:uppercase;letter-spacing:.6px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:640px){.row{grid-template-columns:1fr}}
.fld{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--ink2);
     margin-bottom:12px}
.fld span{font-weight:600}
.fld input,.fld select,.fld textarea{
  width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;
  background:#fff;font:inherit;font-size:15px;color:var(--ink);transition:border .15s,box-shadow .15s;
}
.fld input:focus,.fld select:focus,.fld textarea:focus{
  outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(15,17,22,.06);
}
.fld textarea{resize:vertical;min-height:110px}

.ship-result{margin-top:14px;background:var(--bg-alt);border-radius:10px;padding:14px 18px;
             display:flex;gap:24px;flex-wrap:wrap}
.ship-row{display:flex;flex-direction:column;font-size:13px;color:var(--muted)}
.ship-row b{font-size:18px;color:var(--ink);font-weight:800;margin-top:2px}

.pay-methods{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media(max-width:640px){.pay-methods{grid-template-columns:1fr}}
.pay{position:relative;cursor:pointer}
.pay input{position:absolute;opacity:0;pointer-events:none}
.pay-in{display:flex;flex-direction:column;gap:2px;padding:14px;
        border:1px solid var(--line);border-radius:12px;background:#fff;
        transition:border .15s,box-shadow .15s}
.pay input:checked+.pay-in{border-color:var(--ink);
                           box-shadow:0 0 0 2px rgba(15,17,22,.08)}
.pay-in b{font-size:14px}
.pay-in small{color:var(--muted);font-size:12px}

.total-box{background:var(--ink);color:#fff;border-radius:var(--radius);padding:20px 22px}
.total-row{display:flex;justify-content:space-between;padding:8px 0;font-size:15px;
           opacity:.85}
.total-final{border-top:1px solid rgba(255,255,255,.15);margin-top:6px;padding-top:14px;
             font-size:18px;opacity:1;font-weight:800}
.total-final b{color:#fff;font-size:22px}

.chk{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--ink2)}
.chk input{margin-top:3px}
.chk a{color:var(--ink);text-decoration:underline}

.form-msg{padding:12px 16px;border-radius:10px;font-size:14px}
.form-msg.is-success{background:#e7f5ec;color:#1b5e20}
.form-msg.is-error{background:#fdecea;color:#b3261e}

/* ================= FOOTER ================= */
.ftr{background:#0f1116;color:#9aa0ac;padding:44px 0;font-size:14px;margin-top:40px}
.ftr-in{max-width:1200px;margin:0 auto;padding:0 20px;
        display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}
@media(max-width:760px){.ftr-in{grid-template-columns:1fr;gap:20px}}
.ftr-brand{color:#fff;font-weight:800;font-size:18px;margin-bottom:8px}
.ftr-col{display:flex;flex-direction:column;gap:8px}
.ftr-col a:hover{color:#fff}
.ftr-copy{margin-top:8px;font-size:12px;opacity:.6}

/* ================= TOAST ================= */
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);
       background:var(--ink);color:#fff;padding:12px 20px;border-radius:12px;
       font-size:14px;font-weight:600;opacity:0;pointer-events:none;
       transition:opacity .25s,transform .25s;z-index:9999;max-width:90vw;
       box-shadow:0 12px 40px rgba(0,0,0,.25)}
.toast.is-visible{opacity:1;transform:translateX(-50%) translateY(0)}
.toast-error{background:#b3261e}
.toast-success{background:#1b5e20}