:root{
  --bg:#f8faf9;--fg:#18212b;--card:#fff;--muted:#6b7280;--border:#dbe2e7;
  --primary:#10b981;--primary-2:#059669;--secondary:#eef4f1;--danger:#dc2626;
  --shadow:0 10px 30px -10px rgba(0,0,0,.15);--glow:0 0 45px rgba(16,185,129,.18);
  --hero:linear-gradient(180deg,#edf9f1 0%,#f8faf9 100%);
}
html.dark{
  --bg:#08111a;--fg:#f4f8f6;--card:#101b25;--muted:#8ea0ad;--border:rgba(255,255,255,.10);
  --primary:#10d67f;--primary-2:#08b96c;--secondary:#0d1721;--danger:#ef4444;
  --shadow:0 10px 30px -10px rgba(0,0,0,.55);--glow:0 0 55px rgba(16,214,127,.22);
  --hero:linear-gradient(180deg,#092218 0%,#08111a 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%}
.container{width:min(1180px,calc(100% - 32px));margin:auto}
.site-header{position:sticky;top:0;z-index:40;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(14px)}
.nav{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{font-size:23px;font-weight:800;letter-spacing:-.5px}
.brand .green{color:var(--primary)}
.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn,.outline-btn,.primary-btn,.danger-btn,.soft-btn{border:1px solid var(--border);background:var(--card);color:var(--fg);border-radius:9px;padding:9px 13px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600}
.icon-btn{width:40px;height:40px;padding:0;border-radius:50%}
.primary-btn{background:var(--primary);color:#052015;border-color:var(--primary)}
.danger-btn{background:var(--danger);color:white;border-color:var(--danger)}
.soft-btn{background:var(--secondary)}
.outline-btn:hover,.icon-btn:hover,.soft-btn:hover{background:var(--secondary)}
.primary-btn:hover{filter:brightness(1.04)}
.hero{background:var(--hero);border-bottom:1px solid var(--border)}
.hero-inner{padding:38px 0 48px;text-align:center}
.pill{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--primary);color:var(--primary);border-radius:999px;padding:7px 15px;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.hero h1{max-width:760px;margin:18px auto 10px;font-size:clamp(28px,4vw,46px);line-height:1.08;letter-spacing:-1.2px}
.hero p{max-width:680px;margin:0 auto 26px;color:var(--muted);font-size:15px}
.video-wrap{width:min(860px,100%);margin:auto;border:1px solid var(--border);background:#000;border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}
.video-frame{position:relative;aspect-ratio:16/9}
.video-frame iframe,.video-frame video,.video-cover{position:absolute;inset:0;width:100%;height:100%;border:0;object-fit:cover}
.video-cover{background:#000;cursor:pointer}
.video-cover img{width:100%;height:100%;object-fit:cover;display:block}
.play-circle{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:76px;height:76px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--primary-2);display:grid;place-items:center;font-size:28px;box-shadow:0 10px 30px rgba(0,0,0,.35)}
.video-controls{position:absolute;left:12px;bottom:12px;z-index:2}
.section{padding:54px 0}
.section.compact{padding-top:42px}
.section-title{display:flex;align-items:center;gap:11px;margin:0 0 20px;font-size:27px;letter-spacing:-.6px}
.section-title .mark{color:var(--primary)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:18px}
.search{position:relative;width:min(330px,100%)}
.search input{width:100%;padding:11px 13px 11px 37px;border:1px solid var(--border);border-radius:8px;background:var(--card);color:var(--fg);outline:none}
.search span{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--muted)}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 24px}
.tag{border:1px solid var(--border);background:var(--card);color:var(--fg);padding:7px 13px;border-radius:999px;font-size:12px}
.tag.active{background:var(--primary);border-color:var(--primary);color:#052015}
.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.product-card{display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--border);background:var(--card);border-radius:12px;box-shadow:var(--shadow);transition:.2s transform,.2s box-shadow}
.product-card:hover{transform:translateY(-3px);box-shadow:var(--glow)}
.product-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:#111}
.product-media img{width:100%;height:100%;object-fit:cover;transition:.25s transform}
.product-card:hover .product-media img{transform:scale(1.04)}
.badge{position:absolute;top:11px;left:11px;padding:5px 8px;border-radius:6px;font-size:9px;font-weight:800;color:#fff;letter-spacing:.04em}
.media-action{position:absolute;right:11px;top:11px;border:0;color:#fff;border-radius:999px;padding:7px 11px;font-size:10px;font-weight:800;animation:pulse 1.8s infinite}
@keyframes pulse{50%{opacity:.72;transform:scale(.97)}}
.product-body{display:flex;flex:1;flex-direction:column;padding:14px}
.product-title{min-height:38px;margin:0;font-size:14px;line-height:1.25}
.product-desc{flex:1;margin:9px 0 0;color:var(--muted);font-size:11px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.old-price{min-height:18px;margin-top:13px;color:#ef4444;font-size:10px;font-weight:700}
.old-price s{font-weight:500}
.price-box{margin-top:5px;border:1px solid color-mix(in srgb,var(--price) 30%,transparent);background:color-mix(in srgb,var(--price) 9%,transparent);border-radius:15px;padding:12px 13px;display:flex;align-items:center;justify-content:space-between;gap:8px}
.pix{font-size:10px;text-transform:uppercase;letter-spacing:.05em;font-weight:800;color:var(--price)}
.price{font-size:22px;font-weight:900;color:var(--price)}
.installment{min-height:14px;color:var(--muted);font-size:9px;margin-top:4px}
.card-actions{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:13px}
.card-btn{min-height:40px;border-radius:10px;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;gap:6px;font-size:11px;font-weight:800}
.buy{background:var(--price);border-color:var(--price);color:#fff}
.demo{color:var(--demo);border-color:color-mix(in srgb,var(--demo) 45%,transparent);background:color-mix(in srgb,var(--demo) 8%,transparent)}
.features{border-top:1px solid var(--border);background:var(--secondary)}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:36px}
.feature{border:1px solid var(--border);background:var(--card);border-radius:12px;padding:22px;box-shadow:var(--shadow)}
.feature-icon{width:42px;height:42px;border-radius:9px;background:var(--primary);color:#052015;display:grid;place-items:center;font-size:19px;margin-bottom:14px}
.feature h3{margin:0;font-size:14px}.feature p{margin:7px 0 0;color:var(--muted);font-size:11px;line-height:1.5}
.faq{max-width:650px;margin:auto}.faq h2{text-align:center;margin-bottom:30px}
.faq-item{border:1px solid var(--border);background:var(--card);border-radius:10px;overflow:hidden;margin-bottom:8px}
.faq-q{width:100%;border:0;background:none;color:var(--fg);padding:15px 16px;text-align:left;display:flex;justify-content:space-between;gap:12px;font-weight:700;font-size:12px}
.faq-a{display:none;padding:0 16px 16px;color:var(--muted);font-size:11px;line-height:1.6}
.faq-item.open .faq-a{display:block}
.footer{border-top:1px solid var(--border);padding:25px 0;color:var(--muted);font-size:11px}
.footer-row{display:flex;justify-content:space-between;gap:15px;align-items:center}
.footer-links{display:flex;gap:20px}
.help-button{position:fixed;z-index:60;bottom:18px;padding:10px 16px;border-radius:999px;font-size:11px;font-weight:800;box-shadow:0 10px 30px -8px var(--help);animation:pulse 2s infinite}
.help-left{left:18px}.help-right{right:18px}
.pagination{display:flex;justify-content:center;gap:7px;margin-top:28px}
.pagination a,.pagination span{width:36px;height:36px;border:1px solid var(--border);border-radius:8px;background:var(--card);display:grid;place-items:center;font-size:12px}
.pagination .active{background:var(--primary);border-color:var(--primary);color:#052015}
.empty{border:1px dashed var(--border);border-radius:12px;padding:45px;text-align:center;color:var(--muted)}
dialog{border:0;padding:0;border-radius:14px;background:var(--card);color:var(--fg);max-width:min(920px,calc(100% - 24px));width:920px;box-shadow:0 25px 80px rgba(0,0,0,.55)}
dialog::backdrop{background:rgba(0,0,0,.7);backdrop-filter:blur(3px)}
.modal-close{position:absolute;right:12px;top:12px;z-index:3;width:36px;height:36px;border:0;border-radius:50%;background:rgba(0,0,0,.72);color:#fff;font-size:20px}
.video-modal .modal-video{aspect-ratio:16/9;background:#000}
.video-modal iframe,.video-modal video{width:100%;height:100%;border:0;display:block}
.detail-grid{display:grid;grid-template-columns:1fr 1fr}
.detail-cover{min-height:310px;background:#111}
.detail-cover img{width:100%;height:100%;object-fit:cover}
.detail-info{padding:26px}
.detail-info h2{margin:0 0 14px;font-size:25px}
.detail-price{font-size:31px;font-weight:900;color:var(--price)}
.detail-box{border:1px solid color-mix(in srgb,var(--price) 30%,transparent);background:color-mix(in srgb,var(--price) 9%,transparent);border-radius:12px;padding:15px;margin:12px 0}
.detail-copy{padding:25px;border-top:1px solid var(--border);color:var(--muted);font-size:13px;line-height:1.65}
.detail-copy h3{color:var(--fg);font-size:15px}
.admin-body{min-height:100vh;background:var(--bg)}
.admin-header{border-bottom:1px solid var(--border);background:var(--card)}
.admin-top{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:15px 0}
.admin-nav{display:flex;flex-wrap:wrap;gap:5px;padding-bottom:12px}
.admin-nav a{padding:9px 12px;border-radius:8px;font-size:12px;font-weight:700}
.admin-nav a:hover,.admin-nav a.active{background:var(--primary);color:#052015}
.admin-main{padding:28px 0}
.admin-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.stat{border:1px solid var(--border);background:var(--card);border-radius:12px;padding:18px}
.stat .label{color:var(--muted);font-size:11px}.stat .value{font-size:28px;font-weight:900;margin-top:7px}
.admin-card{border:1px solid var(--border);background:var(--card);border-radius:12px;padding:18px}
.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:12px}
table{width:100%;border-collapse:collapse;min-width:760px}
th,td{padding:12px 14px;border-bottom:1px solid var(--border);font-size:12px;text-align:left}
th{font-size:10px;text-transform:uppercase;color:var(--muted);background:color-mix(in srgb,var(--secondary) 65%,transparent)}
tr:last-child td{border-bottom:0}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.form-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.field label{display:block;color:var(--muted);font-size:10px;font-weight:700;margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--fg);padding:10px 11px;outline:none}
.field textarea{min-height:95px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary)}
.field.full{grid-column:1/-1}
fieldset{border:1px solid var(--border);border-radius:10px;padding:15px;margin:16px 0}
legend{padding:0 6px;font-size:12px;font-weight:800}
.actions{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap}
.alert{padding:11px 13px;border-radius:8px;font-size:11px;margin:10px 0}
.alert.ok{background:rgba(16,185,129,.12);color:var(--primary)}.alert.err{background:rgba(220,38,38,.12);color:#ef4444}
.auth-page{min-height:100vh;display:grid;place-items:center;padding:20px}
.auth-card{width:min(430px,100%);border:1px solid var(--border);background:var(--card);border-radius:16px;padding:28px;box-shadow:var(--shadow)}
.auth-card h1{margin:0;font-size:24px}.auth-card p{color:var(--muted);font-size:12px}
.auth-links{display:flex;justify-content:space-between;gap:8px;margin-top:15px;font-size:11px;color:var(--muted)}
.setup{max-width:650px;margin:50px auto}
.muted{color:var(--muted)}
.row{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.small{font-size:11px}
@media(max-width:1050px){.product-grid{grid-template-columns:repeat(3,1fr)}.admin-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.container{width:min(100% - 22px,1180px)}.nav{min-height:58px}.brand{font-size:18px}.hero-inner{padding:28px 0 34px}.hero h1{font-size:29px}.section{padding:38px 0}.section-head{align-items:stretch;flex-direction:column}.search{width:100%}.product-grid{grid-template-columns:1fr 1fr;gap:10px}.product-body{padding:11px}.product-title{font-size:13px}.price{font-size:17px}.price-box{padding:10px}.card-btn{font-size:10px;min-height:36px}.feature-grid{grid-template-columns:1fr 1fr}.detail-grid{grid-template-columns:1fr}.detail-cover{min-height:260px}.admin-grid{grid-template-columns:1fr 1fr}.form-grid,.form-grid.three{grid-template-columns:1fr}.footer-row{flex-direction:column;text-align:center}.footer-links{gap:12px}}
@media(max-width:460px){.product-grid{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr}.nav-actions .outline-btn{padding:8px}.nav-actions .outline-btn span{display:none}.help-button{bottom:10px}.help-left{left:10px}.help-right{right:10px}}