:root{--primary: #4f6ef2;--primary-dark: #3b55d9;--bg: #f2f4f8;--card: #ffffff;--text: #1f2430;--muted: #8a92a6;--border: #e5e9f2;--danger: #e5484d;--success: #30a46c;--warning: #f5a623;--radius: 12px}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.5}#app{min-height:100vh}.page{max-width:960px;margin:0 auto;padding:14px 14px 40px}.navbar{background:var(--card);border-bottom:1px solid var(--border);padding:10px 14px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:10}.navbar .brand{font-weight:700;font-size:17px;color:var(--primary)}.navbar .right{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}.card{background:var(--card);border-radius:var(--radius);padding:14px;margin-bottom:14px;box-shadow:0 1px 3px #141e3c0d}.card-title{font-size:15px;font-weight:700;margin-bottom:10px;display:flex;align-items:center;justify-content:space-between}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.stat-item{text-align:center;padding:8px 4px;background:#f7f8fc;border-radius:10px}.stat-item .num{font-size:18px;font-weight:700;color:var(--primary);word-break:break-all}.stat-item .label{font-size:12px;color:var(--muted);margin-top:2px}input[type=text],input[type=password],input[type=number],select,textarea{width:100%;border:1px solid var(--border);border-radius:8px;padding:9px 10px;font-size:15px;background:#fff;color:var(--text);outline:none}input:focus,select:focus,textarea:focus{border-color:var(--primary)}textarea{resize:vertical;min-height:70px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:4px;border:none;border-radius:8px;padding:9px 16px;font-size:14px;font-weight:600;cursor:pointer;background:var(--primary);color:#fff;transition:opacity .15s}.btn:active{opacity:.8}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.block{width:100%;padding:12px;font-size:16px}.btn.outline{background:#fff;color:var(--primary);border:1px solid var(--primary)}.btn.small{padding:5px 10px;font-size:13px;border-radius:6px}.btn.danger{background:var(--danger)}.field{margin-bottom:12px}.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:5px}.tag-badge{display:inline-block;font-size:12px;padding:2px 8px;border-radius:20px;background:#eef1fd;color:var(--primary);white-space:nowrap}.tag-badge.hw{background:#fdf0ee;color:#d65545}.tag-badge.mix{background:#eefaf2;color:#268a5c}.tag-badge.expert{background:#f3edfd;color:#7c4dd6}.status-badge{display:inline-block;font-size:12px;padding:2px 8px;border-radius:20px;white-space:nowrap}.status-badge.done{background:#eefaf2;color:var(--success)}.status-badge.doing{background:#fff7e8;color:var(--warning)}.status-badge.todo{background:#f0f1f5;color:var(--muted)}.status-badge.urgent{background:#fdf0ee;color:#d65545}.proj-list{display:flex;flex-direction:column;gap:10px}.proj-item{display:flex;align-items:center;gap:10px;background:#f7f8fc;border-radius:10px;padding:10px 12px}.proj-item.mine{background:#eef1fd;outline:1px solid #c9d3fb}.proj-rank{width:34px;height:34px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--primary);flex-shrink:0}.proj-main{flex:1;min-width:0}.proj-name{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.proj-meta{font-size:12px;color:var(--muted);margin-top:2px;display:flex;gap:8px;flex-wrap:wrap}.proj-amount{text-align:right;flex-shrink:0}.proj-amount .val{font-weight:700;color:#d65545;font-size:14px}.proj-amount .mine-flag{font-size:11px;color:var(--primary)}.fb-item{border-bottom:1px solid var(--border);padding:12px 0}.fb-item:last-child{border-bottom:none}.fb-head{display:flex;justify-content:space-between;gap:8px;font-size:13px;color:var(--muted);margin-bottom:6px;flex-wrap:wrap}.fb-content{white-space:pre-wrap;word-break:break-all}.fb-reply{margin-top:8px;background:#f2fbf6;border-radius:8px;padding:8px 10px;font-size:14px}.fb-reply .t{color:var(--success);font-size:12px;font-weight:700;margin-bottom:2px}.img-thumbs{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}.img-thumbs img{width:64px;height:64px;object-fit:cover;border-radius:8px;cursor:pointer;border:1px solid var(--border)}.file-chip{width:64px;height:64px;border-radius:8px;background:#f0f1f5;border:1px solid var(--border);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;text-decoration:none;cursor:pointer;overflow:hidden;flex-shrink:0}.file-chip .ic{width:28px;height:28px;border-radius:6px;color:#fff;font-size:9px;font-weight:800;display:flex;align-items:center;justify-content:center}.file-chip .ic.pdf{background:#e5484d}.file-chip .ic.doc{background:#2f6fed}.file-chip .ic.md{background:#5c6270}.file-chip .ic.txt{background:#8a92a6}.file-chip .fn{font-size:10px;color:var(--muted);max-width:58px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f14238c;display:flex;align-items:center;justify-content:center;z-index:100;padding:16px}.modal{background:#fff;border-radius:14px;padding:18px;width:100%;max-width:440px;max-height:88vh;overflow-y:auto}.modal h3{font-size:16px;margin-bottom:14px}.modal-actions{display:flex;gap:10px;margin-top:16px}.modal-actions .btn{flex:1}.img-viewer{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;display:flex;align-items:center;justify-content:center;z-index:200;padding:20px}.img-viewer img{max-width:100%;max-height:100%;border-radius:6px}.admin-tabs{display:flex;background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.admin-tabs a{flex:1;text-align:center;padding:12px 4px;font-size:14px;color:var(--muted);text-decoration:none;font-weight:600;border-bottom:2px solid transparent}.admin-tabs a.active{color:var(--primary);border-bottom-color:var(--primary)}.admin-cards{display:flex;flex-direction:column;gap:10px}.admin-card{background:#f7f8fc;border-radius:10px;padding:10px 12px;font-size:14px}.admin-card .row{display:flex;justify-content:space-between;gap:8px;padding:3px 0}.admin-card .row .k{color:var(--muted);flex-shrink:0}.admin-table{width:100%;border-collapse:collapse;font-size:14px}.admin-table th,.admin-table td{padding:8px 10px;border-bottom:1px solid var(--border);text-align:left;white-space:nowrap}.admin-table th{color:var(--muted);font-size:13px}.toolbar{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap;align-items:center}.toolbar select,.toolbar input{width:auto;flex:1;min-width:110px}.empty{text-align:center;color:var(--muted);padding:30px 0;font-size:14px}.toast-wrap{position:fixed;top:14px;left:50%;transform:translate(-50%);z-index:300;display:flex;flex-direction:column;gap:8px;align-items:center;width:90%;max-width:360px}.toast{background:#141a28e6;color:#fff;border-radius:8px;padding:9px 16px;font-size:14px;animation:fadeIn .2s}.toast.err{background:var(--danger)}@keyframes fadeIn{0%{opacity:0;transform:translateY(-6px)}to{opacity:1}}.qr-box{text-align:center}.qr-box img{width:240px;height:240px;border:1px solid var(--border);border-radius:8px}.qr-box .name{margin-top:10px;font-size:16px;font-weight:700}.qr-box .url{font-size:12px;color:var(--muted);word-break:break-all;margin-top:6px}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:linear-gradient(160deg,#4f6ef2,#6a5ae0)}.login-card{background:#fff;border-radius:16px;padding:28px 22px;width:100%;max-width:380px;box-shadow:0 10px 40px #0000002e}.login-card .logo{text-align:center;font-size:20px;font-weight:800;color:var(--primary);margin-bottom:4px}.login-card .sub{text-align:center;color:var(--muted);font-size:13px;margin-bottom:22px}.section-gap{height:8px}.thumb-rm{position:absolute;top:-6px;right:-6px;border-radius:50%;width:20px;height:20px;padding:0;font-size:11px;border:none;background:var(--danger);color:#fff;cursor:pointer;line-height:1}.urgent-hint{font-size:12px;color:#e08700;font-weight:400}.urgent-note{font-size:12px;color:#e08700;background:#fff7e8;border:1px dashed #f0c36d;border-radius:8px;padding:8px 10px;margin-bottom:12px;line-height:1.6}.pay-methods{display:flex;gap:18px}.pay-methods label{display:flex;align-items:center;gap:6px;font-size:14px;cursor:pointer}.pay-methods input{width:auto}.pay-qr{text-align:center;margin-top:10px}.pay-qr img{width:180px;height:180px;object-fit:cover;border:1px dashed var(--border);border-radius:8px;cursor:pointer}.pay-qr .tip{display:block;font-size:12px;color:var(--muted);margin-top:6px}.pay-missing{font-size:13px;color:var(--danger);background:#fdf0ee;border-radius:8px;padding:8px 10px;margin-top:10px}.view-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:7px 0;border-bottom:1px dashed var(--border);font-size:14px}.view-row .k{color:var(--muted);flex-shrink:0}.view-row>span:not(.k),.view-row>b{text-align:right;word-break:break-all}.seg{display:flex;background:#eef1f6;border-radius:10px;padding:4px;margin-bottom:14px}.seg button{flex:1;border:none;background:transparent;padding:8px 4px;border-radius:8px;font-size:14px;font-weight:600;color:var(--muted);cursor:pointer}.seg button.on{background:#fff;color:var(--primary);box-shadow:0 1px 3px #00000014}.only-desktop{display:none}@media(min-width:640px){.only-desktop{display:table}.only-mobile{display:none!important}}