:root{--bg: #0f1419;--bg-muted: #1a222c;--surface: #ffffff;--text: #1a1d24;--text-muted: #5c6478;--line: #e4e7ef;--primary: #3d5afe;--primary-hover: #2f4ce8;--primary-soft: rgba(61, 90, 254, .12);--success: #0d7a4d;--err: #c41e3a;--shadow: 0 8px 32px rgba(15, 20, 25, .08);--shadow-lg: 0 24px 64px rgba(20, 30, 50, .12);--radius: 14px;--radius-sm: 10px;--max: 920px;--font: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--mono: ui-monospace, "Cascadia Code", "SF Mono", Consolas, monospace}*{box-sizing:border-box}[hidden]{display:none!important}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);color:var(--text);background:#f0f2f6;min-height:100vh;line-height:1.5;-webkit-font-smoothing:antialiased}.page-bg{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;background:radial-gradient(ellipse 100% 80% at 50% -20%,rgba(61,90,254,.18),transparent 55%),radial-gradient(ellipse 60% 50% at 100% 50%,rgba(100,180,200,.08),transparent 45%),linear-gradient(180deg,#e8ecf4,#f0f2f6 40%,#eef0f4);z-index:0}.app{position:relative;z-index:1;max-width:var(--max);margin:0 auto;padding:28px 24px 64px}.hero{margin-bottom:28px}.hero-inner{text-align:center;padding:8px 0 4px}.hero-badge{display:inline-block;font-size:.72rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--primary);background:var(--primary-soft);padding:4px 12px;border-radius:999px;margin-bottom:12px}.hero-title{margin:0 0 8px;font-size:clamp(1.6rem,3vw,2rem);font-weight:700;letter-spacing:-.02em;color:var(--text)}.hero-desc{font-size:.95rem;color:var(--text-muted);max-width:36em;margin:0 auto}.hero-desc strong{color:var(--text);font-weight:600}.card{background:var(--surface);border-radius:var(--radius);padding:24px 28px 28px;border:1px solid rgba(0,0,0,.04)}.card-raise{box-shadow:var(--shadow)}.card-head{margin-bottom:20px}.card-title{margin:0 0 4px;font-size:1.15rem;font-weight:600;letter-spacing:-.01em}.card-lead{margin:0;font-size:.88rem;color:var(--text-muted);line-height:1.55}.panel#panel-main{background:transparent;border:none;padding:0;box-shadow:none}.form-grid{display:grid;gap:16px;margin-bottom:8px}@media (min-width: 600px){.form-grid{grid-template-columns:1fr 1fr;gap:20px}}.field label{display:block;margin-bottom:6px;font-size:.86rem;font-weight:500;color:var(--text)}input[type=text],input[type=password],input[type=number]{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:.95rem;margin-top:0;background:#fafbfc;transition:border-color .15s,box-shadow .15s}input:hover{border-color:#cfd4e0}input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft);background:#fff}.form-actions{margin-top:20px}.hint{font-size:.8rem;color:var(--text-muted);line-height:1.6;margin:0 0 16px}.hint-box{margin-bottom:20px;padding:12px 14px;background:#f4f6fa;border-radius:var(--radius-sm);border:1px solid var(--line)}.hint code{font-family:var(--mono);font-size:.85em;background:#e8ebf0;padding:1px 5px;border-radius:4px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border-radius:var(--radius-sm);font-size:.95rem;font-weight:500;font-family:inherit;cursor:pointer;border:none;transition:background .15s,transform .1s,box-shadow .15s}.btn:disabled{opacity:.45;cursor:not-allowed;pointer-events:none}.btn-lg{padding:12px 28px;font-size:1rem;min-width:160px}.btn.primary{background:linear-gradient(165deg,#5a6ef7 0%,var(--primary) 100%);color:#fff;font-weight:600;box-shadow:0 4px 14px #3d5afe59}.btn.primary:hover:not(:disabled){background:linear-gradient(165deg,#4e62f0 0%,var(--primary-hover) 100%)}.btn.primary:active:not(:disabled){transform:translateY(1px)}.btn.ghost{background:#f0f2f6;color:#3d4a8f}.btn.ghost:hover:not(:disabled){background:#e4e7ef}.btn.sm{padding:7px 14px;font-size:.85rem}.btn.loading{pointer-events:none}.btn.secondary{background:#fff;color:var(--primary);font-weight:600;border:2px solid var(--primary-soft);box-shadow:none}.btn.secondary:hover:not(:disabled){background:#fafbff}.login-divider{display:flex;align-items:center;gap:12px;margin:20px 0 16px;color:var(--text-muted);font-size:.8rem}.login-divider:before,.login-divider:after{content:"";flex:1;height:1px;background:var(--line)}.wx-mp-qr{margin-top:1rem;text-align:center;padding:1rem .75rem;border-radius:12px;background:#f4f6fb}.wx-mp-qr-t{margin:0 0 .75rem;font-size:.88rem;color:#4a4e5e;line-height:1.4}.wx-mp-qr-img{display:block;margin:0 auto .5rem;border-radius:8px;background:#fff}.wx-pc-hint{margin:0 0 12px;font-size:.8rem;color:var(--text-muted);line-height:1.55}.wx-pc-hint strong{color:var(--text)}.wx-pc-row{text-align:center}.user-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px;padding:16px 20px}.user-left{display:flex;align-items:center;gap:14px;min-width:0}.avatar{width:44px;height:44px;border-radius:12px;background:linear-gradient(145deg,#6b7cff,var(--primary));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1rem;flex-shrink:0}.who{font-weight:600;font-size:.95rem}.credit{font-size:.82rem;color:var(--text-muted);margin-top:2px;line-height:1.4}.credit-line{word-break:break-word}.work-card{padding-bottom:24px}.settings-grid{display:grid;gap:20px;margin-bottom:20px}@media (min-width: 640px){.settings-grid{grid-template-columns:1fr 1fr;align-items:end}}.field-label-row{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:6px}.val-badge{font-variant-numeric:tabular-nums;font-weight:600;color:var(--primary);background:var(--primary-soft);padding:2px 10px;border-radius:6px;font-size:.9rem}.input-range{width:100%;height:6px;border-radius:3px;accent-color:var(--primary)}.field-inline{display:flex;flex-direction:column;gap:4px}.input-num{max-width:100%}.field-hint{font-size:.75rem;color:#8b93a5}.file-zone{position:relative;margin:4px 0 20px}.file-input{position:absolute;width:.1px;height:.1px;opacity:0;overflow:hidden;z-index:-1}.file-label{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;min-height:140px;padding:24px 20px;border:2px dashed #c5cad8;border-radius:var(--radius);background:#fafbfd;cursor:pointer;transition:border-color .2s,background .2s,box-shadow .2s}.file-label:hover{border-color:#9aa3f0;background:#f5f6ff}.file-zone.is-limited .file-label{cursor:not-allowed;pointer-events:none;opacity:.55;border-color:#d8dce6;background:#f0f1f4}.file-zone.is-limited .file-text,.file-zone.is-limited .file-sub{color:#8b92a0}.file-zone.is-drag{border-color:var(--primary)}.file-zone.is-drag .file-label{border-color:var(--primary);background:var(--primary-soft);box-shadow:0 0 0 3px var(--primary-soft)}.file-icon{width:40px;height:40px;border-radius:10px;background:#fff;border:1px solid var(--line);font-size:1.4rem;line-height:36px;text-align:center;color:var(--primary);font-weight:300}.file-text{font-weight:600;font-size:.95rem;color:var(--text)}.file-sub{font-size:.8rem;color:var(--text-muted)}.toolbar-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:4px}.toolbar-actions .out-actions{margin:0}#btn-go.compress-locked{pointer-events:none!important;cursor:not-allowed!important}.err{color:var(--err)}.err-box{margin-top:4px;padding:10px 12px;background:#fff0f2;border-radius:var(--radius-sm);border:1px solid #f0c2c8}.msg{color:var(--success);margin-top:12px;font-size:.9rem;padding:10px 12px;background:#ecf8f0;border-radius:var(--radius-sm);border:1px solid #c5e6d4}.msg.warn{color:#8a5a00;background:#fff8e6;border-color:#e8d9a5}.out-wrap{margin-top:20px;padding-top:4px}.out-title{font-size:.8rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:8px}.out-list{list-style:none;padding:0;margin:0;font-size:.86rem;color:#3d4150;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fafbfc;overflow:hidden}.out-list li{padding:10px 14px;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}.out-list li:last-child{border-bottom:none}.out-list li.fail{color:var(--err);background:#fff8f8}.out-actions{display:flex;flex-wrap:wrap;gap:10px}.site-foot{margin-top:40px;text-align:center;font-size:.75rem;color:#98a0b3}