*{box-sizing:border-box}
html{scroll-behavior:smooth}
:root{--bg:#f3f6fb;--surface:#ffffff;--text:#101828;--muted:#667085;--border:#e4e7ec;--shadow:0 14px 40px rgba(16,24,40,.08);--radius:24px;--radius-sm:16px}
body{font-family:Tahoma,Arial,sans-serif;margin:0;background:radial-gradient(circle at top right,#f8fbff 0,#f3f6fb 42%,#eef2f7 100%);color:var(--text)}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1200px,calc(100% - 32px));margin:0 auto}
.page-space{padding:32px 0 16px}
.topbar{background:#0f172a;color:#fff;font-size:13px}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:10px 0}
.topbar-links{display:flex;gap:10px;flex-wrap:wrap}
.topbar-links a,.topbar-links span{opacity:.92}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(15,23,42,.08)}
.nav-wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 0}
.logo{display:flex;align-items:center;gap:12px;font-size:24px;font-weight:800;color:var(--primary);min-width:0}
.logo span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.logo img{width:48px;height:48px;object-fit:cover;border-radius:14px;background:#fff;border:1px solid var(--border);box-shadow:0 10px 24px rgba(16,24,40,.08)}
.nav-toggle{display:none}
.nav-toggle-label{display:none}
.main-nav{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.main-nav a{padding:11px 15px;border-radius:14px;font-weight:700;color:#0f172a;transition:.2s}
.main-nav a:hover,.main-nav a.active{background:#fff;box-shadow:0 8px 24px rgba(15,23,42,.08);color:var(--primary)}
.card,.glass-card,.auth-box,.summary-panel{background:var(--surface);border:1px solid rgba(228,231,236,.95);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;margin-bottom:22px}
.page-card{padding:30px}
.page-card h1,.page-card h2{margin-top:0}
.hero-cover{position:relative;overflow:hidden;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);gap:22px;align-items:stretch;min-height:520px;border-radius:32px;padding:42px;margin-bottom:30px;box-shadow:0 18px 50px rgba(15,23,42,.12)}
.hero-cover::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,23,42,.95),rgba(15,23,42,.72));background-size:cover;background-position:center}
.hero-cover>*{position:relative;z-index:1}
.hero-content{display:flex;flex-direction:column;justify-content:center;color:#fff;max-width:740px}
.hero-content h1{font-size:clamp(2rem,4vw,3.5rem);line-height:1.2;margin:14px 0 12px}
.hero-content p{font-size:17px;line-height:1.95;color:rgba(255,255,255,.86);margin:0 0 24px}
.hero-panel{display:flex;flex-direction:column;justify-content:space-between;color:#fff;background:linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,.08));backdrop-filter:blur(10px);min-height:100%}
.mini-kpi{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.14)}
.mini-kpi strong{font-size:36px}
.badge{display:inline-flex;align-items:center;gap:8px;background:var(--accent-soft);color:#047857;padding:8px 14px;border-radius:999px;font-size:13px;font-weight:800;width:max-content;max-width:100%}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:12px;margin:16px 0 18px}
.section-head h2{margin:6px 0 0;font-size:31px;line-height:1.25}
.section-kicker{display:inline-block;color:var(--accent);font-weight:800;font-size:14px}
.grid{display:grid;gap:20px}
.feature-grid,.products-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.feature-card{padding:26px;position:relative;overflow:hidden}
.feature-card::after{content:"";position:absolute;inset:auto -20px -30px auto;width:110px;height:110px;border-radius:50%;background:rgba(16,185,129,.08)}
.feature-card h3{margin:0 0 12px;font-size:22px;position:relative;z-index:1}
.feature-card p,.small,.rich-text,.muted{color:var(--muted);line-height:1.9}
.product-card{padding:0;overflow:hidden;display:flex;flex-direction:column;height:100%}
.premium-card{transition:transform .25s ease,box-shadow .25s ease}
.premium-card:hover{transform:translateY(-6px);box-shadow:0 20px 45px rgba(16,24,40,.12)}
.product-image-wrap{aspect-ratio:4/3;overflow:hidden;background:#eef2f7}
.product-card img,.product-main-image{width:100%;height:100%;object-fit:cover}
.product-card-body{padding:20px 20px 10px;display:grid;gap:10px;flex:1}
.product-card h3{margin:0;font-size:21px;line-height:1.45}
.product-card p{margin:0;min-height:56px}
.product-actions{padding:0 20px 20px;margin-top:auto}
.price{font-size:22px;font-weight:800;color:var(--accent)}
.big-price{font-size:32px}
.btn,button{display:inline-flex;justify-content:center;align-items:center;gap:8px;background:var(--primary);color:#fff;border:none;padding:13px 18px;border-radius:14px;cursor:pointer;font-size:15px;font-weight:800;transition:.2s;min-height:48px}
.btn:hover,button:hover{transform:translateY(-1px);opacity:.98}
.btn-secondary{background:#eef2f6;color:#0f172a}
.btn-danger{background:#dc2626}
.inline-form{display:inline-grid}
form{display:grid;gap:14px}
input,textarea,select{width:100%;padding:14px 15px;border:1px solid #d6dce5;border-radius:14px;font-size:15px;background:#fff;color:#101828;outline:none;transition:border-color .2s,box-shadow .2s}
input:focus,textarea:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(17,24,39,.07)}
textarea{min-height:130px;resize:vertical}
label{font-weight:800;display:block;margin-bottom:6px}
.table-wrap{overflow:auto;border-radius:18px;border:1px solid #eef2f7}
table{width:100%;border-collapse:collapse;background:#fff;min-width:720px}
th,td{padding:15px 14px;border-bottom:1px solid #eef2f7;text-align:right;vertical-align:top}
th{background:#f8fafc;white-space:nowrap}
.flash{padding:14px 16px;border-radius:14px;margin-bottom:18px;font-weight:700}
.flash-success{background:#d1fae5;color:#065f46}.flash-error{background:#fee2e2;color:#991b1b}
.flex{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.toolbar-between{justify-content:space-between}
.cart-layout,.checkout-layout,.dashboard-two-cols{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:20px}
.cart-row{display:grid;grid-template-columns:110px minmax(0,1fr) 210px;gap:16px;align-items:center}
.cart-row img{width:110px;height:110px;border-radius:18px;background:#f1f5f9;object-fit:cover}
.summary-panel{position:sticky;top:100px;height:fit-content}
.summary-line{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid #edf2f7}
.summary-line.total{font-size:18px;font-weight:800}
.full-width{width:100%;margin-top:16px}
.product-page-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;padding:28px}
.product-gallery{min-height:520px;background:#f8fafc;border-radius:22px;overflow:hidden}
.product-main-image{height:100%}
.product-details{display:flex;flex-direction:column;justify-content:center}
.product-details h1{font-size:42px;line-height:1.25;margin:14px 0 12px}
.product-description{line-height:2;color:#475467;margin:0 0 20px}
.buy-box{max-width:460px}
.success-card{padding:54px 28px}
.footer-grid{display:grid;grid-template-columns:1.2fr .9fr .9fr;gap:24px;padding:40px 0 22px}
.site-footer{background:#0f172a;color:#fff;margin-top:38px}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer-links a{opacity:.92}
.footer-bottom{padding:18px 0;border-top:1px solid rgba(255,255,255,.08);color:rgba(255,255,255,.86)}
.admin-shell{display:grid;gap:22px}
.admin-topbar{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}
.admin-topbar h1{margin:0 0 10px;font-size:34px}
.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.stat-card{display:grid;gap:10px}
.stat-card span{display:block;color:var(--muted)}
.stat-card strong{font-size:30px;line-height:1.25}
.admin-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-bottom:18px}
.span-2{grid-column:span 2}
.empty-state{padding:46px 22px}
.contact-list{display:grid;gap:10px}
.narrow-card{max-width:760px;margin-right:auto;margin-left:auto}
.text-center{text-align:center}
.auth-box{max-width:460px;margin:50px auto}
hr.soft{border:none;height:1px;background:#eef2f7;margin:18px 0}
@media (max-width:1100px){
  .feature-grid,.products-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-cover{grid-template-columns:1fr;min-height:auto}
  .hero-panel{min-height:unset}
  .product-page-grid,.cart-layout,.checkout-layout,.dashboard-two-cols,.footer-grid,.stats-grid{grid-template-columns:1fr}
  .summary-panel{position:static}
}
@media (max-width:760px){
  .container{width:min(100% - 20px,1200px)}
  .page-space{padding-top:20px}
  .topbar-inner{flex-direction:column;align-items:flex-start}
  .nav-wrap{padding:12px 0;display:grid;grid-template-columns:1fr auto;align-items:center}
  .nav-toggle-label{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:14px;background:#eef2f6;cursor:pointer;font-size:24px;font-weight:800}
  .main-nav{display:none;grid-column:1/-1;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--border);border-radius:20px;padding:10px;box-shadow:var(--shadow);margin-top:10px}
  .main-nav a{width:100%;padding:13px 14px}
  .nav-toggle:checked ~ .main-nav{display:flex}
  .hero-cover{padding:24px;border-radius:24px}
  .hero-content h1{font-size:30px}
  .hero-content p{font-size:15px;line-height:1.85}
  .section-head{align-items:flex-start;flex-direction:column}
  .section-head h2{font-size:25px}
  .feature-grid,.products-grid{grid-template-columns:1fr}
  .cart-row{grid-template-columns:1fr}
  .cart-row img{width:100%;height:220px}
  .product-page-grid{padding:18px}
  .product-gallery{min-height:320px}
  .product-details h1{font-size:31px}
  .footer-grid{padding-top:28px}
  .admin-topbar{flex-direction:column;align-items:stretch}
  .admin-form-grid{grid-template-columns:1fr}
  .span-2{grid-column:auto}
  table{min-width:620px}
  .btn,button{width:100%}
  .product-actions .btn,.product-actions form,.product-actions button,.buy-box .btn,.buy-box button,.checkout-layout .btn,.summary-panel .btn{width:100%}
}
@media (max-width:480px){
  .logo{font-size:20px;gap:10px}
  .logo img{width:42px;height:42px}
  .hero-content h1{font-size:26px}
  .badge{font-size:12px;padding:7px 12px}
  .card,.glass-card,.auth-box,.summary-panel,.page-card{padding:18px;border-radius:20px}
  .product-card-body,.product-actions{padding-left:16px;padding-right:16px}
  input,textarea,select{font-size:16px}
}


/* admin responsive refinements */
.admin-shell .card{overflow:hidden}
.admin-shell .table-wrap{width:100%;-webkit-overflow-scrolling:touch}
.admin-shell form .flex{align-items:flex-start}
.admin-shell .badge{white-space:normal}
@media (max-width:900px){
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:760px){
  .admin-shell{gap:16px}
  .admin-topbar h1{font-size:26px}
  .stats-grid{grid-template-columns:1fr}
  .admin-form-grid{gap:12px}
  .admin-shell .table-wrap{border-radius:14px}
  .admin-shell table{min-width:560px}
  .admin-shell .flex{flex-direction:column;align-items:stretch}
  .admin-shell .toolbar-between{gap:12px}
  .admin-shell .toolbar-between .badge{width:100%;justify-content:center}
  .admin-shell td .flex,.admin-shell td form{width:100%}
  .admin-shell td .btn,.admin-shell td button,.admin-shell td .inline-form{width:100%}
  .admin-shell td .inline-form button{width:100%}
}
@media (max-width:480px){
  .admin-shell table{min-width:520px}
  .admin-topbar .btn{width:100%}
}