:root{--primary-dark:#0a192f;--secondary-dark:#112240;--gold:#d4af37;--gold2:#f4e4a6;--white:#fff;--muted:#b0b0b0;--grad:linear-gradient(135deg,#d4af37,#f4e4a6)}*{box-sizing:border-box}body{margin:0;font-family:Arial;background:radial-gradient(circle at top left,rgba(212,175,55,.12),transparent 28%),var(--primary-dark);color:white}.navbar{position:sticky;top:0;background:rgba(10,25,47,.94);border-bottom:1px solid rgba(212,175,55,.18);padding:14px 6%;display:flex;justify-content:space-between;align-items:center;z-index:10}.brand{font-weight:900;text-decoration:none;color:white}.nav-links{display:flex;gap:16px;flex-wrap:wrap}.nav-links a{color:white;text-decoration:none;font-weight:700}.nav-links a:hover{color:var(--gold)}.btn{background:var(--grad);border:0;border-radius:999px;padding:12px 18px;color:#0a192f;font-weight:900;cursor:pointer;text-decoration:none;display:inline-block}.btn-ghost{border:1px solid rgba(212,175,55,.35);border-radius:999px;padding:12px 18px;text-decoration:none}.hero,.page{padding:70px 6%}.hero{min-height:75vh;display:grid;grid-template-columns:1.1fr .9fr;gap:35px;align-items:center}.hero h1,.page-title{font-size:clamp(2.2rem,6vw,5rem);line-height:1;margin:0 0 20px}.hero p,.muted{color:var(--muted);line-height:1.7}.card,.product-card{background:rgba(17,34,64,.78);border:1px solid rgba(212,175,55,.14);border-radius:24px;padding:22px;box-shadow:0 20px 50px rgba(0,0,0,.18)}.product-card{padding:0;overflow:hidden}.product-card img{width:100%;height:230px;object-fit:cover}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px}.form-card{max-width:540px;margin:auto}label{font-weight:800;display:block;margin:0 0 8px}input,textarea,select{width:100%;padding:14px 16px;border-radius:14px;border:1px solid rgba(212,175,55,.22);background:rgba(10,25,47,.9);color:white}.form-group{margin-bottom:16px}.error-message{display:none;color:#ffb3ad;background:rgba(255,0,0,.1);padding:12px;border-radius:12px;margin-bottom:12px}.admin-layout,.checkout-grid{display:grid;grid-template-columns:minmax(300px,420px) 1fr;gap:24px}.preview-box{min-height:180px;border:1px dashed rgba(212,175,55,.35);border-radius:18px;display:flex;align-items:center;justify-content:center;overflow:hidden}.preview-box img{display:none;width:100%;max-height:300px;object-fit:contain}.cart-item{display:flex;gap:14px;align-items:center;padding:14px;border-radius:16px;background:rgba(255,255,255,.05);margin-bottom:12px}.cart-item img{width:76px;height:76px;border-radius:14px;object-fit:cover}.footer{text-align:center;padding:35px;color:var(--muted)}@media(max-width:850px){.hero,.admin-layout,.checkout-grid{grid-template-columns:1fr}.nav-links{font-size:.9rem}}