:root { --shein-black:#000; --shein-white:#fff; --surface:#fff; --text:#0b0f0e; --muted:#5b6063; --shadow:0 10px 30px rgba(0,0,0,.12); }
*{box-sizing:border-box} html,body{height:100%}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:radial-gradient(1200px 500px at 60% -200px,rgba(0,0,0,.08),transparent 60%),#f6f7f8;color:var(--text)}
.container{max-width:720px;margin:24px auto 96px;padding:0 16px}
.card{background:var(--surface);border-radius:16px;border:1px solid #edf0f2;box-shadow:var(--shadow);padding:18px;margin-bottom:16px}
.hero{display:grid;grid-template-columns:120px 1fr;gap:16px;align-items:center}
.brand{display:grid;place-items:center;font-weight:900;letter-spacing:.24em;color:var(--shein-white);background:var(--shein-black);height:90px;border-radius:12px}
.hero-text h1{margin:0 0 6px;font-size:26px;line-height:1.15;font-weight:800;color:#0f141a}
.subtitle{margin:0;color:var(--muted);font-weight:500}
.timer-wrap{display:flex;justify-content:center;margin:12px 0 8px}
.timer-pill{background:var(--shein-black);color:var(--shein-white);border-radius:999px;padding:8px 14px;font-weight:800;letter-spacing:.5px;display:inline-flex;align-items:center;gap:8px;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.section-head h2{font-size:18px;color:#0f141a;margin:0 0 8px}
.checklist{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.checklist li{display:grid;grid-template-columns:28px 1fr;gap:10px;align-items:start;padding:10px 12px;border:1px solid #eceff2;border-radius:12px;background:#fcfdfd}
.check{width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:#eeeeee;color:#111;font-weight:800}
.item-title{font-weight:700}.item-sub{color:var(--muted);font-size:14px}
.steps{margin:0 0 12px 18px;color:#1b1f24}.steps li{margin:6px 0}
.cta-center{text-align:center}
.btn{display:inline-block;text-decoration:none;color:#fff;background:#000;padding:14px 18px;border-radius:999px;font-weight:800;box-shadow:0 14px 28px rgba(0,0,0,.22);transition:transform .06s ease,box-shadow .2s ease}
.btn:hover{transform:translateY(-1px);box-shadow:0 18px 34px rgba(0,0,0,.3)}.btn:active{transform:translateY(0)}
.btn-xl{padding:16px 22px;font-size:17px}
.microcopy{margin:10px 0 0;color:var(--muted);font-size:13px}
.faq details{border:1px solid #eceff2;border-radius:12px;padding:12px 14px;margin-bottom:10px;background:#fcfdfd}
.faq summary{cursor:pointer;font-weight:700;color:#0f141a}.faq p{margin:8px 0 0;color:var(--muted)}
footer.footer{text-align:center;color:#6a7277;margin-top:12px}.footnote{font-size:12px;line-height:1.4}
.sticky-cta{position:fixed;left:12px;right:12px;bottom:12px;display:none;background:#000;color:#fff;text-align:center;padding:14px 18px;border-radius:999px;text-decoration:none;font-weight:800;box-shadow:0 12px 28px rgba(0,0,0,.24)}
@media (max-width:720px){.container{margin-bottom:84px}.sticky-cta{display:block}.hero{grid-template-columns:100px 1fr}}