:root{--navy: #1e3a5f;--navy-dark: #142943;--gold: #b8860b;--bg: #f4f5f7;--card: #ffffff;--line: #d9dde3;--text: #1c2530;--muted: #707a87;font-family:Pretendard,-apple-system,Segoe UI,Malgun Gothic,sans-serif}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}.app{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg);display:flex;flex-direction:column}.topbar{background:var(--navy);color:#fff;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:10}.topbar h1{font-size:17px;margin:0;font-weight:700;letter-spacing:-.3px}.topbar .sub{font-size:12px;opacity:.8;margin-top:2px}.content{padding:16px;flex:1}.center{display:flex;align-items:center;justify-content:center;min-height:60vh}.muted{color:var(--muted)}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;margin-bottom:12px}.row{display:flex;gap:8px;align-items:center}.spread{justify-content:space-between}label{display:block;font-size:13px;color:var(--muted);margin:12px 0 6px;font-weight:600}input,select,textarea{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;font-size:15px;font-family:inherit;background:#fff}textarea{resize:vertical;min-height:72px}button{font-family:inherit;font-size:15px;font-weight:600;border:none;border-radius:10px;padding:13px 16px;cursor:pointer}.btn-primary{background:var(--navy);color:#fff;width:100%}.btn-primary:disabled{opacity:.5}.btn-ghost{background:transparent;color:var(--navy);border:1px solid var(--navy)}.btn-approve{background:#1f7a3d;color:#fff;flex:1}.btn-reject{background:#b23b3b;color:#fff;flex:1}.btn-link{background:none;color:var(--muted);padding:6px;font-size:13px}.seg{display:flex;gap:8px}.seg button{flex:1;background:#fff;border:1px solid var(--line);color:var(--text)}.seg button.active{background:var(--navy);color:#fff;border-color:var(--navy)}.subtabs{display:flex;gap:8px;margin:-4px 0 14px;align-items:center}.subtabs .subtabs-label{font-size:12px;color:var(--muted);margin-right:2px}.subtabs button{flex:0 0 auto;background:transparent;border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:6px 15px;font-size:13px;font-weight:600}.subtabs button.active{background:#eaf0f8;border-color:var(--navy);color:var(--navy)}.badge{display:inline-block;font-size:12px;font-weight:700;padding:3px 9px;border-radius:999px;color:#fff}.error{color:#b23b3b;font-size:13px;margin-top:8px}.notice{background:#fff8e1;border:1px solid #f0e0a8;border-radius:10px;padding:10px 12px;font-size:13px;color:#7a5b00;margin-bottom:12px}.offline-tag{font-size:11px;background:var(--gold);color:#fff;padding:2px 7px;border-radius:999px}.list-item{display:flex;justify-content:space-between;align-items:center;text-decoration:none;color:inherit}.list-item .meta{font-size:13px;color:var(--muted);margin-top:3px}.list-item .title{font-weight:700;font-size:15px}.fab{position:sticky;bottom:16px;margin:8px 0}.cert{position:relative;background:radial-gradient(120% 80% at 50% -10%,#fbfcfe,#f6f8fb 55%,#eef2f7);border:1px solid #d4dbe6;border-radius:18px;overflow:hidden;box-shadow:0 18px 40px -18px #14294373,0 2px 6px #14294314;--accent: #1e3a5f}.cert-outing{--accent: #1f7a3d}.cert-leave{--accent: #1e3a5f}.cert-holo{height:6px;background:linear-gradient(100deg,#b8860b,#f5d27a,#1e3a5f,#4aa3df,#1f7a3d,#f5d27a,#b8860b);background-size:300% 100%;animation:holoshift 6s linear infinite}@keyframes holoshift{to{background-position:300% 0}}.cert-head{text-align:center;padding:20px 16px 16px;position:relative}.cert-head:after{content:"";position:absolute;left:16%;right:16%;bottom:0;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.5}.cert-emblem{width:50px;height:50px;margin:0 auto 8px;filter:drop-shadow(0 2px 4px rgba(20,41,67,.25))}.cert-title{font-size:26px;font-weight:800;letter-spacing:10px;color:var(--accent);margin:2px 0;padding-left:10px}.cert-school{font-size:12px;letter-spacing:2px;color:var(--muted)}.cert-no{position:absolute;top:14px;right:16px;font-size:11px;font-family:ui-monospace,SFMono-Regular,monospace;color:var(--muted)}.cert-body{padding:16px 20px 8px;display:flex;flex-direction:column;gap:11px}.cert-grid2{display:grid;grid-template-columns:1fr 1fr;gap:11px}.cert-field{display:flex;align-items:baseline;gap:12px}.cert-field .k{flex:0 0 44px;font-size:12px;font-weight:700;color:var(--accent);letter-spacing:1px}.cert-field .v{flex:1;font-size:15px;color:var(--text);border-bottom:1px dashed #cfd6e1;padding-bottom:4px;min-width:0;word-break:break-all}.cert-field .v.big{font-size:20px;font-weight:800;letter-spacing:.5px}.cert-grid2 .cert-field .k{flex-basis:32px}.cert-perf{display:flex;align-items:center;margin:8px 0 0;position:relative}.cert-perf .dash{flex:1;border-top:2px dashed #c3ccda;height:0}.cert-perf .notch{width:18px;height:18px;border-radius:50%;background:var(--bg);box-shadow:inset 0 0 0 1px #d4dbe6}.cert-perf .notch.left{margin-left:-9px}.cert-perf .notch.right{margin-right:-9px}.cert-verify{display:flex;gap:16px;align-items:center;padding:16px 20px}.cert-qr{flex:0 0 auto;background:#fff;padding:7px;border-radius:10px;box-shadow:0 2px 8px #1429431f;line-height:0}.qr-skel{width:92px;height:92px;background:#eef2f7;border-radius:4px}.cert-verify-info{flex:1;display:flex;align-items:center;gap:14px;justify-content:space-between}.cert-stamp{position:relative;display:inline-flex;align-items:center;justify-content:center;width:78px;height:78px;border-radius:50%;border:2.5px solid var(--status-color, var(--navy));color:var(--status-color, var(--navy));font-size:18px;font-weight:800;letter-spacing:2px;transform:rotate(-11deg);overflow:hidden;flex:0 0 auto;background:repeating-radial-gradient(circle at 50% 50%,transparent 0 5px,color-mix(in srgb,var(--status-color) 7%,transparent) 5px 6px)}.cert-stamp-shine{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(115deg,transparent 35%,rgba(255,255,255,.7) 50%,transparent 65%);transform:translate(-120%);animation:shine 3.2s ease-in-out infinite}@keyframes shine{0%,60%{transform:translate(-120%)}to{transform:translate(120%)}}.cert-meta{font-size:13px;color:var(--text);display:flex;flex-direction:column;gap:4px;text-align:right}.cert-meta .vcode{font-family:ui-monospace,SFMono-Regular,monospace;font-size:12px;color:var(--muted);letter-spacing:1px}.cert-meta .liveclock{display:inline-flex;align-items:center;gap:5px;justify-content:flex-end;font-family:ui-monospace,SFMono-Regular,monospace;font-size:12px;color:var(--accent);font-weight:700}.cert-meta .liveclock .dot{width:7px;height:7px;border-radius:50%;background:#2ecc71;box-shadow:0 0 #2ecc7199;animation:pulse 1.4s ease-out infinite}@keyframes pulse{to{box-shadow:0 0 0 7px #2ecc7100}}.cert-foot-line{text-align:center;font-size:11px;color:var(--muted);padding:0 16px 16px}.verify-card{background:#fff;border:3px solid var(--navy);border-radius:16px;padding:24px 20px;text-align:center;box-shadow:0 10px 28px -14px #14294366;margin-bottom:12px}.verify-card.invalid{border-color:#b23b3b}.verify-mark{font-size:56px;line-height:1;font-weight:800}.verify-status{font-size:30px;font-weight:800;letter-spacing:2px;margin-top:6px}.verify-sub{font-size:14px;color:var(--muted);margin-top:4px}.verify-rows{margin-top:18px;border-top:1px solid var(--line);padding-top:14px;display:flex;flex-direction:column;gap:10px}.verify-rows>div{display:flex;align-items:baseline;gap:14px}.verify-rows .k{flex:0 0 48px;text-align:left;font-size:13px;font-weight:700;color:var(--navy)}.verify-rows .v{flex:1;text-align:left;font-size:16px}