:root{--ink:#121924;--muted:#6e7785;--line:#dfe4e7;--paper:#f4f6f5;--white:#fff;--mint:#8bf0c8;--mint-deep:#0f8b66;--red:#b84141;--shadow:0 18px 60px rgba(18,25,36,.10);font-family:Inter,"Microsoft YaHei","PingFang SC",system-ui,sans-serif;color:var(--ink);background:var(--paper);font-size:16px}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 10% 15%,rgba(139,240,200,.18),transparent 28%),var(--paper)}button,input,select,textarea{font:inherit}button,a{touch-action:manipulation}.shell{width:min(1180px,calc(100% - 40px));margin:0 auto}.topbar{height:76px;border-bottom:1px solid rgba(18,25,36,.09);background:rgba(244,246,245,.88);backdrop-filter:blur(16px);position:sticky;top:0;z-index:10}.topbar-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none;font-weight:800;letter-spacing:-.02em}.brand-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--ink);color:var(--mint);font-family:Georgia,serif;font-size:19px}.topbar nav{display:flex;gap:24px}.topbar nav a{color:#525c69;text-decoration:none;font-size:.92rem;font-weight:650}.topbar nav a:hover{color:var(--ink)}.user-grid{min-height:calc(100vh - 76px);display:grid;grid-template-columns:minmax(0,640px);justify-content:center;align-items:center;padding:70px 0 90px}.eyebrow{display:block;font-size:.74rem;font-weight:850;letter-spacing:.18em;color:var(--mint-deep);margin-bottom:20px}.admin-heading h1,.login-card h1{font-size:clamp(3rem,6vw,5.6rem);line-height:.94;letter-spacing:-.065em;margin:0}.claim-card,.login-card,.panel{background:var(--white);border:1px solid rgba(18,25,36,.08);box-shadow:var(--shadow);border-radius:22px}.claim-card{padding:38px}.card-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:28px}.card-head>div{display:flex;align-items:center;gap:13px}.step{font-size:.72rem;letter-spacing:.12em;font-weight:900;color:var(--mint-deep);background:#e8fbf3;padding:7px 9px;border-radius:7px}.card-head h2,.panel h2{font-size:1.2rem;margin:0;letter-spacing:-.02em}.session-id{font-size:.75rem;color:var(--muted);background:var(--paper);border-radius:20px;padding:8px 11px}.field-group,label{display:grid;gap:8px;font-size:.82rem;font-weight:750;color:#4f5965}input,select,textarea{width:100%;border:1px solid var(--line);background:#fafbfb;border-radius:11px;padding:13px 14px;color:var(--ink);outline:none;transition:.2s}input:focus,select:focus,textarea:focus{border-color:var(--mint-deep);box-shadow:0 0 0 3px rgba(15,139,102,.10)}textarea{resize:vertical;line-height:1.55}.code-box{margin:18px 0;background:var(--ink);color:white;border-radius:16px;padding:24px;position:relative;overflow:hidden}.code-box:after{content:"";position:absolute;width:160px;height:160px;background:var(--mint);opacity:.07;border-radius:50%;right:-50px;bottom:-90px}.code-label{display:flex;justify-content:space-between;align-items:center;color:#aeb7c2;font-size:.75rem;font-weight:750;text-transform:uppercase;letter-spacing:.09em}.text-button{border:0;background:transparent;color:var(--mint);cursor:pointer;font-weight:800;padding:4px;position:relative;z-index:1}.text-button:disabled{opacity:.35;cursor:not-allowed}.code-value{font-family:"Cascadia Code",Consolas,monospace;font-size:1.32rem;font-weight:750;letter-spacing:.035em;word-break:break-all;margin:24px 0 12px;min-height:32px;position:relative;z-index:1}.code-value.placeholder{color:#7d8794;font-family:inherit;font-weight:600}.code-time{font-size:.76rem;color:#8e99a6}.primary-button,.secondary-button{border:0;text-decoration:none;border-radius:11px;display:flex;align-items:center;justify-content:center;gap:18px;font-weight:800;cursor:pointer;transition:transform .18s,box-shadow .18s}.primary-button{width:100%;padding:15px 18px;background:var(--mint);color:var(--ink);box-shadow:0 8px 22px rgba(15,139,102,.16)}.primary-button:hover,.secondary-button:hover{transform:translateY(-1px)}.primary-button:disabled{opacity:.45;cursor:not-allowed;transform:none}.primary-button.compact{width:auto;padding:10px 15px;font-size:.85rem}.secondary-button{padding:10px 14px;background:white;color:var(--ink);border:1px solid var(--line);font-size:.85rem}.fine-print{font-size:.75rem!important;color:#89919b!important;text-align:center;margin:12px 0 0!important}.alert{padding:12px 14px;border-radius:10px;font-size:.86rem;font-weight:700;margin:0 0 18px}.alert.success{background:#e8fbf3;color:#147558}.alert.error{background:#fff0f0;color:var(--red)}.login-wrap{min-height:calc(100vh - 76px);display:grid;place-items:center;padding:50px 0}.login-card{width:min(450px,100%);padding:42px}.login-card h1{font-size:3.1rem}.login-card>p{color:var(--muted);line-height:1.6;margin:18px 0 28px}.login-card form{display:grid;gap:18px}.admin-heading{display:flex;align-items:flex-end;justify-content:space-between;padding:62px 0 34px}.admin-heading h1{font-size:3.3rem}.admin-heading p{color:var(--muted);margin:14px 0 0}.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:38px}.stat{background:white;border:1px solid rgba(18,25,36,.08);border-radius:14px;padding:20px}.stat.accent{background:var(--ink);color:white}.stat span{font-size:.76rem;color:var(--muted);display:block;margin-bottom:12px}.stat.accent span{color:#aeb7c2}.stat strong{font-size:2rem;letter-spacing:-.04em}.admin-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:28px;padding-bottom:80px}.section-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.section-title h2{font-size:1.15rem}.section-title span{font-size:.8rem;color:var(--muted)}.category-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.category-card{background:white;border:1px solid rgba(18,25,36,.08);border-radius:16px;padding:21px}.category-card.is-off{opacity:.6}.category-top{display:flex;justify-content:space-between;gap:10px}.category-top h3{margin:0 0 6px;font-size:1rem}.category-top p{margin:0;color:var(--muted);font-size:.78rem;line-height:1.4}.status-pill{font-size:.7rem;font-weight:800;color:var(--mint-deep);white-space:nowrap}.inventory{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:17px 0;margin:18px 0}.inventory div{display:grid;gap:5px}.inventory strong{font-size:1.25rem}.inventory span{font-size:.7rem;color:var(--muted)}.category-card .secondary-button{width:100%}.admin-actions{display:grid;gap:16px;align-content:start;position:sticky;top:96px}.panel{padding:24px;box-shadow:none}.panel h2{margin:12px 0 20px}.panel label{margin-bottom:14px}.filter-panel{background:white;border:1px solid rgba(18,25,36,.08);border-radius:16px;padding:18px;margin-bottom:16px}.filter-panel form{display:grid;grid-template-columns:1.2fr 1fr 1fr auto;align-items:end;gap:12px}.record-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px;border-top:1px solid var(--line);margin-top:16px;padding-top:16px}.record-actions>span{margin-right:auto;color:var(--muted);font-size:.84rem}.table-wrap{overflow:auto;background:white;border:1px solid rgba(18,25,36,.08);border-radius:16px;margin-bottom:80px}table{border-collapse:collapse;width:100%;min-width:720px}th,td{text-align:left;border-bottom:1px solid var(--line);padding:16px 18px;font-size:.84rem}th{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);background:#fafbfb}tbody tr:last-child td{border-bottom:0}.mono{font-family:"Cascadia Code",Consolas,monospace;font-weight:700}.muted{color:var(--muted)}.empty{padding:32px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:14px;grid-column:1/-1}.empty-page{text-align:center;padding:15vh 20px}.empty-page h1{font-size:5rem;margin:0}.empty-page p{color:var(--muted)}.empty-page .primary-button{margin:22px auto}.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,18px);background:var(--ink);color:white;padding:11px 17px;border-radius:10px;font-size:.84rem;opacity:0;pointer-events:none;transition:.2s;z-index:50}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:900px){.user-grid{grid-template-columns:1fr;gap:36px;padding:46px 0 70px}.intro-panel{padding-left:0}.intro-panel h1{font-size:3.8rem}.intro-panel>p{margin:22px 0}.admin-grid{grid-template-columns:1fr}.admin-actions{position:static;grid-row:1}.stats-row{grid-template-columns:repeat(2,1fr)}.filter-panel form{grid-template-columns:1fr 1fr}.filter-panel form button{height:47px}.category-grid{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.shell{width:min(100% - 24px,1180px)}.topbar{height:66px}.topbar nav{gap:13px}.topbar nav a{font-size:.8rem}.user-grid{min-height:auto;padding-top:36px}.intro-panel h1{font-size:3.15rem}.claim-card{padding:23px}.card-head{display:block}.session-id{display:inline-block;margin-top:12px}.stats-row{grid-template-columns:1fr 1fr}.admin-heading{align-items:flex-start;gap:18px;padding-top:38px}.admin-heading h1{font-size:2.6rem}.admin-heading p{display:none}.category-grid{grid-template-columns:1fr}.filter-panel form{grid-template-columns:1fr}.record-actions{flex-wrap:wrap}.record-actions>span{width:100%}.login-card{padding:28px}.login-card h1{font-size:2.6rem}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.icp-footer{text-align:center;padding:0 16px 24px;margin-top:-54px}.icp-footer a{color:var(--muted);font-size:.78rem;text-decoration:none}.icp-footer a:hover{color:var(--ink);text-decoration:underline}@media(max-width:620px){.icp-footer{margin-top:-18px;padding-bottom:20px}}
/* ---- v2 additions ---- */
.admin-nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.inline-form{display:inline-flex;gap:8px;align-items:center;margin:0}.link-button{border:0;background:none;color:#525c69;font-weight:650;font-size:.92rem;cursor:pointer;padding:0}.link-button:hover{color:var(--red)}
.page-alert{margin-top:22px}.secret-box{display:flex;flex-wrap:wrap;align-items:center;gap:12px;background:#fff8e6;border:1px solid #f1d38a;border-radius:12px;padding:14px 16px;margin:18px 0}.secret-box span{font-size:.82rem;font-weight:750;color:#7a5a12;width:100%}.secret-box code{font-family:"Cascadia Code",Consolas,monospace;font-size:1.1rem;font-weight:800;word-break:break-all;flex:1}
.cover{width:100%;max-height:260px;object-fit:cover;border-radius:14px;margin:16px 0 4px}.cat-desc{color:var(--muted);font-size:.86rem;margin:10px 0 0}.announcement{background:#f2fbf7;border:1px solid #cdeedd;border-radius:12px;padding:12px 16px;margin-bottom:22px;font-size:.9rem;line-height:1.6}.announcement p{margin:.3em 0}.announcement a{color:var(--mint-deep)}
.card-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.card-actions form,.card-actions .secondary-button{width:100%}.card-actions form .secondary-button{width:100%}
label.check{display:flex;align-items:center;gap:8px;font-weight:600}label.check input{width:auto}
.secondary-button.danger{color:var(--red);border-color:#efc8c8}.danger-zone{margin-top:18px;border-color:#f3d3d3}.danger-zone h2{color:var(--red)}
.narrow{max-width:640px;padding-bottom:80px}.narrow .panel{display:grid;gap:14px}.narrow .panel label{margin-bottom:0}
.pager{display:flex;align-items:center;justify-content:center;gap:14px;margin:-56px 0 80px}
.badge{font-size:.72rem;font-weight:800;padding:3px 8px;border-radius:6px;background:#eef1f3}.badge.warn{background:#fff3dc;color:#8a5a00}.badge.alert{background:#ffe5e5;color:var(--red)}td.detail{font-family:"Cascadia Code",Consolas,monospace;font-size:.74rem;color:var(--muted);max-width:360px;word-break:break-all}
.role-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;padding-bottom:80px}.role-grid .panel{display:grid;gap:10px;align-content:start}.role-grid h2{margin:0 0 6px}
.admin-list{display:grid;gap:12px}.admin-item h3{margin:0 0 6px}.admin-item p{margin:2px 0;font-size:.82rem}.admin-item.is-off{opacity:.6}.admin-ops{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.admin-ops select,.admin-ops input{width:auto;padding:9px 10px;font-size:.84rem}
.cover-preview{display:flex;gap:14px;align-items:center}.cover-preview img{width:160px;height:100px;object-fit:cover;border-radius:10px;border:1px solid var(--line)}code.wrap{word-break:break-all;font-size:.75rem}
.filter-panel form>span{display:block}button[disabled]{cursor:not-allowed}
@media(max-width:620px){.admin-nav{gap:10px}.admin-nav a,.link-button{font-size:.78rem}.topbar{height:auto;min-height:66px;padding:10px 0}.topbar-inner{flex-wrap:wrap;gap:8px}.card-actions{grid-template-columns:1fr}.pager{margin-top:-60px}}