:root{
  --bg:#f4f7fb;
  --paper:#ffffff;
  --ink:#0b1020;
  --muted:#607089;
  --line:rgba(11,16,32,.10);
  --dark:#080d1a;
  --blue:#2563eb;
  --cyan:#06b6d4;
  --green:#22c55e;
  --purple:#7c3aed;
  --orange:#f59e0b;
  --danger:#ef4444;
  --shadow:0 28px 90px rgba(15,23,42,.12);
  --shadow2:0 18px 48px rgba(15,23,42,.12);
  --radius:28px;
  --max:1180px;
  --font:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;font-family:var(--font);color:var(--ink);background:radial-gradient(circle at 10% 0%,rgba(124,58,237,.10),transparent 32%),radial-gradient(circle at 92% 7%,rgba(6,182,212,.12),transparent 28%),var(--bg);line-height:1.7;overflow-x:hidden}
a{text-decoration:none;color:inherit} img,svg{display:block;max-width:100%} button,input,select,textarea{font:inherit}
.wrap{width:min(var(--max),calc(100% - 32px));margin:0 auto}.topbar{position:sticky;top:0;z-index:50;background:rgba(244,247,251,.82);backdrop-filter:blur(22px);border-bottom:1px solid var(--line)}
.nav{height:82px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:flex;align-items:center;gap:12px;font-weight:900}.brand img{width:164px;height:auto}.menu{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.70);border:1px solid var(--line);border-radius:999px;padding:7px}.menu a{font-weight:850;color:#2d3b50;padding:9px 13px;border-radius:999px;font-size:.9rem}.menu a:hover,.menu a.active{background:var(--ink);color:#fff}.nav-actions{display:flex;align-items:center;gap:10px}.cart-link{position:relative}.cart-count{position:absolute;right:-6px;top:-6px;background:var(--danger);color:#fff;min-width:20px;height:20px;border-radius:999px;display:grid;place-items:center;font-size:.72rem;font-weight:900;border:2px solid #fff}.hamburger{display:none;width:48px;height:48px;border:1px solid var(--line);background:#fff;border-radius:16px;place-items:center;cursor:pointer}.hamburger span,.hamburger span:before,.hamburger span:after{content:"";display:block;width:22px;height:2px;background:var(--ink);border-radius:99px;position:relative}.hamburger span:before{position:absolute;top:-7px}.hamburger span:after{position:absolute;top:7px}.mobile-menu{display:none;position:fixed;top:91px;left:16px;right:16px;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);padding:12px;z-index:60}.mobile-menu.show{display:block}.mobile-menu a{display:block;padding:14px;border-radius:16px;font-weight:900}.mobile-menu a:hover{background:#f1f5f9}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:13px 20px;border:1px solid transparent;border-radius:999px;font-weight:900;cursor:pointer;transition:.2s ease;color:inherit}.btn:hover{transform:translateY(-2px)}.btn-dark{background:var(--ink);color:#fff;box-shadow:0 14px 34px rgba(11,16,32,.20)}.btn-blue{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 14px 34px rgba(37,99,235,.22)}.btn-soft{background:#fff;border-color:var(--line);color:var(--ink)}.btn-green{background:linear-gradient(135deg,#4ade80,#22c55e);color:#052e16}.btn-full{width:100%}.pill{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:999px;padding:9px 13px;background:rgba(255,255,255,.76);font-size:.76rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:#42526b}.pill i{width:9px;height:9px;border-radius:999px;background:var(--green);box-shadow:0 0 0 5px rgba(34,197,94,.14)}
.hero{position:relative;padding:86px 0 80px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:46px;align-items:center}.hero h1,.page-hero h1{font-size:clamp(3.2rem,7vw,6.8rem);line-height:.86;letter-spacing:-.08em;margin:18px 0 22px}.hero p,.page-hero p{font-size:1.06rem;color:var(--muted);max-width:650px;margin:0 0 28px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0}.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px;max-width:680px}.stat{background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:0 10px 28px rgba(15,23,42,.06)}.stat b{display:block;font-size:1.55rem;line-height:1}.stat span{color:var(--muted);font-size:.86rem;font-weight:800}.phone-stage{position:relative;min-height:620px;display:grid;place-items:center}.blob{position:absolute;width:460px;height:460px;border-radius:50%;background:linear-gradient(135deg,rgba(124,58,237,.28),rgba(6,182,212,.28),rgba(34,197,94,.20));filter:blur(16px)}.phone-stack{position:relative;width:min(100%,520px);height:560px}.phone{position:absolute;border-radius:44px;background:#0b1020;border:10px solid #151c2d;box-shadow:0 35px 90px rgba(15,23,42,.34);overflow:hidden}.phone:before{content:"";position:absolute;top:10px;left:50%;transform:translateX(-50%);width:98px;height:27px;background:#080d1a;border-radius:0 0 18px 18px;z-index:3}.phone-main{width:270px;height:530px;left:130px;top:0;transform:rotate(6deg)}.phone-side{width:210px;height:420px;left:22px;top:96px;transform:rotate(-12deg);opacity:.95}.phone-screen{position:absolute;inset:0;background:linear-gradient(160deg,#111827,#172554 44%,#0e7490);padding:54px 22px 24px;color:#fff}.phone-card{background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.18);border-radius:24px;padding:18px;margin-bottom:14px;backdrop-filter:blur(16px)}.phone-line{height:10px;border-radius:999px;background:rgba(255,255,255,.32);margin-bottom:10px}.phone-line.big{height:28px;width:80%;background:rgba(255,255,255,.76)}.phone-chip{position:absolute;right:10px;bottom:64px;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:24px;padding:16px;box-shadow:var(--shadow2);max-width:220px;font-weight:900}.phone-chip small{display:block;color:var(--muted);font-weight:800}.section{padding:86px 0}.section-head{text-align:center;max-width:760px;margin:0 auto 40px}.section-head h2{font-size:clamp(2.2rem,4.6vw,4.6rem);line-height:.9;letter-spacing:-.07em;margin:14px 0}.section-head p{color:var(--muted);margin:0}.page-hero{padding:72px 0 46px;text-align:center}.page-hero p{margin-inline:auto}.grid{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card{background:rgba(255,255,255,.78);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow2);overflow:hidden}.card-pad{padding:24px}.category{position:relative;min-height:270px;display:flex;flex-direction:column;justify-content:flex-end;background:linear-gradient(150deg,#e0f2fe,#ffffff);overflow:hidden}.category:before{content:"";position:absolute;width:230px;height:230px;border-radius:50%;right:-70px;top:-70px;background:linear-gradient(135deg,var(--purple),var(--cyan));opacity:.22}.category h3{font-size:1.5rem;margin:0 0 8px;letter-spacing:-.04em}.category p{color:var(--muted);margin:0}.mock-product{height:172px;border-radius:26px;background:radial-gradient(circle at 30% 20%,rgba(255,255,255,.84),transparent 28%),linear-gradient(135deg,#111827,#2563eb);display:grid;place-items:center;color:#fff;font-size:4rem;font-weight:900;margin-bottom:16px}.mock-product.accessory{background:radial-gradient(circle at 30% 20%,rgba(255,255,255,.84),transparent 28%),linear-gradient(135deg,#312e81,#06b6d4)}.product-card{padding:16px;display:flex;flex-direction:column}.product-card h3{margin:0 0 6px;font-size:1.15rem;line-height:1.2}.product-card p{margin:0 0 12px;color:var(--muted);font-size:.93rem}.price-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:12px}.price{font-size:1.25rem;font-weight:950;color:var(--ink)}.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.tag{font-size:.75rem;font-weight:900;padding:7px 9px;border-radius:999px;background:#eef2ff;color:#3730a3;border:1px solid rgba(55,48,163,.12)}.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:0 0 26px}.filter-btn{border:1px solid var(--line);background:#fff;border-radius:999px;padding:10px 15px;font-weight:900;cursor:pointer}.filter-btn.active{background:var(--ink);color:#fff}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center}.panel{background:rgba(255,255,255,.78);border:1px solid var(--line);border-radius:36px;box-shadow:var(--shadow2);padding:clamp(24px,4vw,42px)}.panel h2{font-size:clamp(2rem,4vw,4rem);line-height:.9;letter-spacing:-.07em;margin:12px 0 18px}.panel p,.muted{color:var(--muted)}.feature-list{display:grid;gap:12px;margin-top:24px}.feature{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);padding:14px;border-radius:20px}.feature i{width:32px;height:32px;border-radius:12px;background:var(--ink);color:#fff;display:grid;place-items:center;font-style:normal;font-weight:900;flex:0 0 auto}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:14px;border-bottom:1px solid var(--line)}.table th{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.cart-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}.cart-item{display:grid;grid-template-columns:92px 1fr auto;gap:14px;align-items:center;border-bottom:1px solid var(--line);padding:16px 0}.cart-thumb{height:74px;border-radius:18px;background:linear-gradient(135deg,#111827,#2563eb);display:grid;place-items:center;color:#fff;font-size:1.6rem;font-weight:900}.qty{display:flex;align-items:center;gap:8px}.qty button,.icon-btn{width:34px;height:34px;border-radius:12px;border:1px solid var(--line);background:#fff;font-weight:900;cursor:pointer}.remove{color:var(--danger);border:none;background:transparent;font-weight:900;cursor:pointer}.summary-row{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.summary-row.total{font-size:1.25rem;font-weight:950;border-bottom:none}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field-group.full{grid-column:1/-1}.field-group label{display:block;font-weight:900;font-size:.82rem;margin-bottom:8px}.field{width:100%;border:1px solid var(--line);background:#fff;border-radius:16px;padding:14px 15px;outline:none}.field:focus{border-color:rgba(37,99,235,.45);box-shadow:0 0 0 4px rgba(37,99,235,.10)}textarea.field{min-height:130px;resize:vertical}.notice{padding:15px;border-radius:18px;background:#ecfeff;border:1px solid rgba(6,182,212,.18);color:#155e75;font-weight:800}.dark-section{background:linear-gradient(135deg,#080d1a,#111827);color:#fff}.dark-section .section-head p,.dark-section .muted{color:#aab6cc}.dark-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:28px;padding:24px}.footer{padding:56px 0 28px;background:#080d1a;color:#fff}.footer-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr;gap:28px}.footer a,.footer p{color:#aab6cc}.footer a{display:block;margin:8px 0;font-weight:800}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:22px;color:#aab6cc;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.badge-demo{display:inline-flex;padding:8px 10px;border-radius:999px;background:#fef3c7;color:#92400e;font-weight:950;font-size:.75rem;text-transform:uppercase;letter-spacing:.06em}.product-detail{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:start}.big-product{height:560px;border-radius:38px;background:radial-gradient(circle at 30% 18%,rgba(255,255,255,.85),transparent 26%),linear-gradient(135deg,#020617,#2563eb 60%,#06b6d4);display:grid;place-items:center;color:#fff;font-size:9rem;font-weight:950;box-shadow:var(--shadow)}.small-note{font-size:.84rem;color:var(--muted);font-weight:800}.dashboard-grid{display:grid;grid-template-columns:280px 1fr;gap:24px}.sidebar{background:#fff;border:1px solid var(--line);border-radius:28px;padding:18px;box-shadow:var(--shadow2);align-self:start}.sidebar a{display:block;padding:13px;border-radius:16px;font-weight:900;color:#41516a}.sidebar a.active,.sidebar a:hover{background:var(--ink);color:#fff}.dash-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.dash-stat{background:#fff;border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:var(--shadow2)}.dash-stat b{display:block;font-size:1.8rem}.empty{padding:36px;text-align:center;color:var(--muted)}
@media(max-width:1020px){.menu,.nav-actions .btn-soft{display:none}.hamburger{display:grid}.hero-grid,.split,.product-detail,.cart-layout,.dashboard-grid{grid-template-columns:1fr}.phone-stage{min-height:560px}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.big-product{height:420px}.sidebar{display:grid;grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.wrap{width:min(var(--max),calc(100% - 22px))}.brand img{width:148px}.hero,.page-hero{padding-top:48px}.hero h1,.page-hero h1{font-size:clamp(2.7rem,15vw,4.4rem)}.hero-stats,.grid-3,.grid-4,.form-grid,.dash-grid,.footer-grid,.sidebar{grid-template-columns:1fr}.hero-actions .btn{width:100%}.phone-stack{transform:scale(.82);transform-origin:center top}.phone-stage{min-height:460px}.card-pad,.panel{padding:20px;border-radius:24px}.cart-item{grid-template-columns:72px 1fr}.cart-item .price{text-align:left}.product-card{padding:14px}.mock-product{height:150px}.big-product{height:340px;font-size:6rem}.footer-bottom{display:block}.table{font-size:.9rem}.table th:nth-child(3),.table td:nth-child(3){display:none}}