:root{--ink:#101828;--muted:#667085;--line:#e4e7ec;--blue:#0b5cab;--green:#0f8a5f;--gold:#f2b84b;--bg:#f7f9fc;--panel:#fff}
*{box-sizing:border-box}
body{margin:0;color:var(--ink);font-family:Inter,Arial,sans-serif;background:#fff;line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.site-header{height:78px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:10}
.brand img{width:190px;height:auto}
nav{display:flex;align-items:center;gap:24px;font-weight:700;font-size:14px}
.nav-cta{border:1px solid var(--line);padding:9px 14px;border-radius:6px}
.hero{min-height:calc(100vh - 78px);display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:48px;padding:52px 5vw 72px;background:linear-gradient(180deg,#fff,#f5f8fc)}
.hero-copy h1,.page h1{font-size:clamp(38px,5vw,70px);line-height:1.02;margin:10px 0 18px;letter-spacing:0}
.hero-copy p,.page p{font-size:18px;color:var(--muted)}
.hero-media{border-radius:8px;overflow:hidden;border:1px solid var(--line);background:#fff}
.hero-media img{width:100%;height:100%;object-fit:cover}
.eyebrow{color:var(--blue)!important;text-transform:uppercase;letter-spacing:.08em;font-weight:800;font-size:12px!important;margin:0 0 10px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 18px;border-radius:6px;border:1px solid var(--line);background:#fff;font-weight:800;cursor:pointer}
.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff}
.btn.ghost{background:transparent}
.btn.small{min-height:36px;padding:7px 12px;font-size:13px}
.section,.band{padding:72px 5vw}
.band{background:var(--bg)}
.section-head{max-width:850px;margin-bottom:28px}
.section-head.row,.panel-head{display:flex;justify-content:space-between;align-items:center;gap:16px}
h2{font-size:34px;line-height:1.15;margin:0 0 12px}
h3{margin:0 0 8px}
.feature-grid,.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.feature-grid.three{grid-template-columns:repeat(3,1fr)}
.feature-grid article,.product-card,.panel,.admin-panel,.auth-card,.admin-form{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:24px}
.feature-grid p,.product-card p{color:var(--muted)}
.product-grid{grid-template-columns:repeat(3,1fr)}
.product-card{display:flex;flex-direction:column;gap:12px}
.product-card strong,.price{font-size:24px;color:var(--green)}
.page{min-height:70vh}
.split,.checkout{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:start;padding:72px 5vw}
.split img{border-radius:8px;border:1px solid var(--line)}
.narrow{max-width:900px}
.meta-row{display:flex;gap:14px;margin:24px 0;font-weight:800}
.meta-row span{border:1px solid var(--line);border-radius:6px;padding:9px 12px}
.check-list{padding-left:20px;color:var(--muted)}
.service-list{display:grid;gap:14px}
.service-list article{border-top:1px solid var(--line);padding:22px 0}
.form,.admin-form{display:grid;gap:15px}
label{display:grid;gap:7px;font-weight:800}
input,textarea,select{width:100%;border:1px solid var(--line);border-radius:6px;padding:12px;font:inherit;background:#fff}
.footer{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px;padding:46px 5vw;background:#101828;color:#fff}
.footer p,.footer a{color:#d0d5dd;display:block;margin:8px 0}
.footer-logo{width:64px;margin-bottom:12px}
.flash{max-width:1100px;margin:14px auto;padding:12px 16px;border-radius:6px;border:1px solid var(--line);background:#fff}
.flash.success{border-color:#abefc6;background:#ecfdf3}.flash.error{border-color:#fecdca;background:#fef3f2}
.admin-body{display:grid;grid-template-columns:250px 1fr;background:var(--bg);min-height:100vh}
.admin-sidebar{background:#101828;color:#fff;padding:22px;display:flex;flex-direction:column;gap:8px}
.admin-sidebar img{width:170px;background:#fff;border-radius:6px;padding:8px;margin-bottom:18px}
.admin-sidebar a{padding:11px 12px;border-radius:6px;color:#e4e7ec}
.admin-sidebar a:hover{background:#1d2939}
.admin-main{padding:28px;overflow:auto}
.admin-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.admin-top h1{margin:0;font-size:30px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}
.stat-grid article{background:#fff;border:1px solid var(--line);border-radius:8px;padding:20px}
.stat-grid span{color:var(--muted);display:block}.stat-grid strong{font-size:28px}
table{width:100%;border-collapse:collapse;background:#fff}
th,td{text-align:left;border-bottom:1px solid var(--line);padding:12px;vertical-align:top}
th{font-size:12px;text-transform:uppercase;color:var(--muted)}
small,.muted{color:var(--muted)}
.status{display:inline-flex;border-radius:999px;padding:4px 9px;font-size:12px;font-weight:800;background:#eef4ff;color:#1849a9}
.status.paid,.status.active{background:#ecfdf3;color:#067647}.status.failed,.status.cancelled{background:#fef3f2;color:#b42318}.status.draft,.status.pending{background:#fffaeb;color:#b54708}
.form-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
.auth-body{min-height:100vh;display:grid;place-items:center;background:var(--bg);padding:20px}
.auth-card{width:min(420px,100%);display:grid;gap:16px}
.auth-card img{width:210px}
@media (max-width:900px){
    .site-header{height:auto;align-items:flex-start;padding:16px;gap:12px;flex-direction:column}
    nav{gap:12px;flex-wrap:wrap}
    .hero,.split,.checkout,.footer{grid-template-columns:1fr}
    .feature-grid,.feature-grid.three,.product-grid,.stat-grid{grid-template-columns:1fr}
    .admin-body{grid-template-columns:1fr}
    .admin-sidebar{position:static}
    .form-row{grid-template-columns:1fr}
    .section,.band,.split,.checkout{padding:42px 18px}
}