:root{color:#17211b;background:#f5efe1;font-family:LXGW WenKai,Microsoft YaHei,Noto Sans SC,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;--ink: #17211b;--muted: #68736a;--line: rgba(33, 48, 38, .14);--green: #255f45;--green-deep: #113b2a;--gold: #d99b36;--red: #b94735;--shadow: 0 24px 80px rgba(27, 39, 30, .14)}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0;background:radial-gradient(circle at top left,rgba(217,155,54,.26),transparent 28rem),radial-gradient(circle at 82% 18%,rgba(37,95,69,.18),transparent 24rem),linear-gradient(135deg,#f8f1e1 0%,#f5efe1 44%,#eaf0df 100%)}body:before{position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none;content:"";background-image:linear-gradient(rgba(23,33,27,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(23,33,27,.04) 1px,transparent 1px);background-size:42px 42px;-webkit-mask-image:linear-gradient(to bottom,black,transparent 80%);mask-image:linear-gradient(to bottom,black,transparent 80%)}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}input,textarea,select{width:100%;border:1px solid var(--line);border-radius:16px;padding:.9rem 1rem;color:var(--ink);background:rgba(255,250,240,.82);outline:none;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease}input:focus,textarea:focus,select:focus{border-color:#255f4599;box-shadow:0 0 0 4px #255f451f;background:#fffdf8}input:disabled{cursor:not-allowed;opacity:.75}label{display:grid;gap:.48rem;color:var(--muted);font-weight:700}.app-shell{width:min(820px,calc(100% - 32px));margin:0 auto}.topbar{display:flex;align-items:center;justify-content:center;gap:1rem;padding:1.2rem 0}.brand{display:inline-flex;align-items:center;gap:.8rem}.brand-mark{display:grid;width:48px;height:48px;place-items:center;border:1px solid rgba(255,250,240,.8);border-radius:18px;color:#fff8e7;background:linear-gradient(145deg,var(--green),var(--green-deep));box-shadow:0 14px 34px #113b2a33;font-family:Georgia,Times New Roman,serif;font-size:1.3rem;font-weight:900}.brand strong,.brand small{display:block}.brand small{color:var(--muted);font-size:.78rem}.page-frame{padding:.4rem 0 4rem}.verify-page{display:grid;gap:1rem}.page-heading{margin-bottom:.4rem;text-align:center}.eyebrow{margin:0 0 .8rem;color:var(--gold);font-weight:900;letter-spacing:.12em;text-transform:uppercase}h1,h2{margin:0;font-family:STZhongsong,SimSun,serif;line-height:1.08}h1{font-size:clamp(2.4rem,7vw,5rem);letter-spacing:-.08em}h2{font-size:clamp(1.35rem,3vw,2rem)}.page-heading p,.panel-note{color:var(--muted);line-height:1.8}.panel{border:1px solid rgba(255,250,240,.7);border-radius:30px;padding:clamp(1.2rem,3vw,2rem);background:rgba(255,250,240,.72);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.simple-verify-panel,.token-panel,.result-panel{display:grid;gap:1rem}.panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}.inline-form{display:grid;grid-template-columns:1fr auto;gap:.7rem}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;border:0;border-radius:999px;padding:.86rem 1.18rem;cursor:pointer;font-weight:900;transition:transform .2s ease,box-shadow .2s ease,opacity .2s ease}.button:hover{transform:translateY(-1px)}.button:disabled{cursor:not-allowed;opacity:.64}.button.primary{color:#fffaf0;background:linear-gradient(145deg,var(--green),var(--green-deep));box-shadow:0 14px 30px #113b2a38}.button.secondary{color:var(--green-deep);background:rgba(255,250,240,.92);border:1px solid var(--line)}.alert{border-radius:18px;padding:.9rem 1rem;font-weight:800}.alert.danger{color:#7f2318;background:rgba(185,71,53,.12)}.alert.success{color:#155133;background:rgba(37,95,69,.12)}.result-panel{border-width:2px}.result-panel.is-valid{border-color:#255f4547}.result-panel.is-invalid{border-color:#b9473547}.result-mark{width:fit-content;border-radius:999px;padding:.4rem .7rem;color:#fffaf0;background:var(--green);font-weight:900}.is-invalid .result-mark{background:var(--red)}.info-list{display:grid;gap:.7rem;margin:0}.info-list div{display:flex;justify-content:space-between;gap:1rem;padding:.8rem 0;border-bottom:1px solid var(--line)}.info-list dt{color:var(--muted);font-weight:800}.info-list dd{margin:0;text-align:right;font-weight:900}.status-badge{display:inline-flex;width:fit-content;align-items:center;border-radius:999px;padding:.28rem .62rem;font-size:.82rem;font-weight:900}.tone-success{color:#155133;background:rgba(37,95,69,.14)}.tone-warning{color:#815714;background:rgba(217,155,54,.18)}.tone-danger{color:#8e2d20;background:rgba(185,71,53,.16)}.tone-muted{color:#4f5a52;background:rgba(104,115,106,.16)}@keyframes rise-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.page-heading,.panel{animation:rise-in .5s ease both}@media (max-width: 860px){.panel-head{flex-direction:column}.inline-form{grid-template-columns:1fr}}@media (max-width: 520px){.app-shell{width:min(100% - 20px,820px)}.brand-mark{width:42px;height:42px}.panel{border-radius:24px}}