:root{--cobalt: #1b3a6b;--cobalt-light: #d6e4f7;--brick: #b8391a;--gold: #c8922a;--olive: #3d5c2e;--ivory: #f8f4ec;--ink: #221d16;--white: #ffffff;--border: #e6dccf;--shadow: 0 14px 40px rgba(27, 58, 107, .08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:linear-gradient(180deg,#fbf8f2 0%,var(--ivory) 100%);color:var(--ink)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.container{width:min(1160px,calc(100% - 2rem));margin:0 auto}.main-content{min-height:70vh}.section-space{padding:3rem 0}.top-strip{height:8px;background:repeating-linear-gradient(90deg,var(--cobalt) 0 16px,var(--gold) 16px 32px,var(--brick) 32px 48px,var(--olive) 48px 64px)}.site-header{position:sticky;top:0;z-index:50;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#f8f4eceb;border-bottom:1px solid var(--border)}.header-grid{display:grid;grid-template-columns:220px 1fr auto;gap:1rem;align-items:center;padding:1rem 0}.brand-mark{font-size:1.4rem;font-weight:800;color:var(--cobalt)}.search-box,.form-grid input,.form-grid select,.form-grid textarea{width:100%;border:1px solid var(--border);background:var(--white);padding:.9rem 1rem;border-radius:14px}.header-actions{display:flex;gap:.75rem;align-items:center}.header-actions select,.cart-pill{border:1px solid var(--border);background:var(--white);padding:.75rem .9rem;border-radius:999px}.main-nav{display:flex;gap:1.2rem;padding-bottom:1rem;overflow:auto}.main-nav a{padding:.45rem 0;color:#594e44}.main-nav a.active{color:var(--cobalt);font-weight:700}.hero-section{background:radial-gradient(circle at top,#1b3a6beb,#0a172afa);color:var(--white);padding:5rem 0}.hero-grid,.dual-grid,.details-grid,.cart-layout,.checkout-grid,.auth-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:1.5rem}.eyebrow{display:inline-block;font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:#f6d58c;margin-bottom:1rem}.hero-section h1{font-size:clamp(2.2rem,5vw,4rem);line-height:1.05;margin:0 0 1rem}.hero-section p{font-size:1.05rem;max-width:58ch;opacity:.9}.hero-actions{display:flex;flex-wrap:wrap;gap:.9rem;margin:1.5rem 0}.info-pill,.chip,.product-badge{display:inline-flex;align-items:center;gap:.4rem;border-radius:999px;padding:.45rem .8rem;background:#ffffff1f;border:1px solid rgba(255,255,255,.18)}.hero-card,.stat-grid,.product-grid,.seller-grid{display:grid;gap:1rem}.hero-card{grid-template-columns:repeat(2,1fr)}.hero-panel,.stat-card,.product-card,.panel-card{background:var(--white);color:var(--ink);border-radius:24px;padding:1.25rem;box-shadow:var(--shadow);border:1px solid var(--border)}.hero-panel{background:#ffffff1a;color:var(--white);border-color:#ffffff1f}.hero-panel strong,.stat-card strong{display:block;font-size:1.6rem;margin-bottom:.25rem}.stat-grid{grid-template-columns:repeat(4,1fr)}.section-head{display:flex;justify-content:space-between;gap:1rem;align-items:end;margin-bottom:1rem}.product-grid{grid-template-columns:repeat(3,1fr)}.product-card{position:relative;overflow:hidden}.product-thumb{width:72px;height:72px;border-radius:20px;display:grid;place-items:center;background:linear-gradient(135deg,var(--cobalt),#315f9f);color:var(--white);font-size:1.7rem;font-weight:800}.product-content h3{margin-bottom:.5rem}.product-content p{color:#6e6357}.meta,.rating-row{color:#7a6e62;font-size:.92rem}.price-row{display:flex;gap:.7rem;align-items:center;margin:.85rem 0}.price-row strong{font-size:1.2rem;color:var(--cobalt)}.price-row span{text-decoration:line-through;color:#9f9284}.card-actions,.qty-row,.chip-wrap{display:flex;gap:.75rem;flex-wrap:wrap}.btn{border:none;border-radius:14px;padding:.85rem 1.1rem;cursor:pointer;font-weight:700;display:inline-flex;justify-content:center;align-items:center}.btn-primary{background:var(--gold);color:#231a10}.btn-secondary{background:var(--cobalt);color:var(--white)}.full-width{width:100%}.seller-list,.feature-list{list-style:none;padding:0;margin:0;display:grid;gap:.8rem}.seller-list li,.cart-item{display:flex;justify-content:space-between;gap:1rem;align-items:center;padding:.9rem 0;border-bottom:1px solid var(--border)}.details-media{min-height:420px;border-radius:28px;background:linear-gradient(135deg,var(--cobalt),var(--brick));color:var(--white);display:grid;place-items:center;font-size:8rem;box-shadow:var(--shadow)}.form-grid{display:grid;gap:1rem}.site-footer{margin-top:3rem;padding:2rem 0 3rem;border-top:1px solid var(--border);background:#ffffff8c}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:1rem}@media(max-width:980px){.header-grid,.hero-grid,.dual-grid,.details-grid,.cart-layout,.checkout-grid,.auth-grid{grid-template-columns:1fr}.product-grid,.stat-grid,.footer-grid,.seller-grid{grid-template-columns:1fr 1fr}}@media(max-width:640px){.container{width:min(100% - 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