:root{color:#18231f;background:#eef4f6;font-family:HarmonyOS Sans SC,MiSans,Noto Sans SC,Microsoft YaHei,system-ui,sans-serif;line-height:1.5;--bg: #eef4f6;--surface: #fffdfa;--surface-2: #f3f8f7;--ink: #18231f;--muted: #6f7b78;--line: #d7e2df;--line-strong: #b8cbc5;--green: #1f7a68;--green-dark: #0f594b;--blue: #315f9d;--coral: #d15f4f;--gold: #a7792b;--red: #b33a2f;--shadow: 0 24px 70px rgba(32, 49, 47, .12);--soft-shadow: 0 12px 34px rgba(45, 72, 67, .08)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:linear-gradient(90deg,rgba(31,122,104,.06) 1px,transparent 1px),linear-gradient(rgba(49,95,157,.05) 1px,transparent 1px),linear-gradient(135deg,#f7faf9,#eef4f6 46%,#f8f2ee);background-size:48px 48px,48px 48px,auto}button,input,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}h1,h2,h3,p{margin-top:0}h1{margin-bottom:0;font-size:24px}h2{margin-bottom:0;font-size:26px}h3{margin-bottom:0;font-size:17px}.eyebrow{margin:0 0 4px;color:var(--green);font-size:12px;font-weight:700;letter-spacing:0;text-transform:uppercase}.spin{animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.app-shell{display:grid;grid-template-columns:300px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;display:flex;flex-direction:column;gap:24px;min-height:100vh;padding:28px;border-right:1px solid var(--line);background:linear-gradient(180deg,#fffdfaf5,#eff7f5e6),var(--surface);box-shadow:12px 0 48px #1f3d360f}.brand-block{display:flex;align-items:center;gap:14px}.brand-mark{display:grid;width:54px;height:54px;place-items:center;border:1px solid rgba(31,122,104,.28);border-radius:8px;color:#fff;background:linear-gradient(135deg,var(--green-dark),var(--green));box-shadow:0 16px 36px #1f7a683d}.status-board,.header-actions,.preset-row,.day-row{display:flex;flex-wrap:wrap;gap:8px}.status-board{display:grid;grid-template-columns:1fr 1fr}.status-tile{display:flex;align-items:center;gap:10px;min-width:0;padding:12px;border:1px solid var(--line);border-radius:8px;color:var(--muted);background:var(--surface);box-shadow:var(--soft-shadow)}.status-tile.ready,.status-tile:first-child{color:var(--green-dark);border-color:#1f7a683d;background:#f0faf6}.status-tile div{display:grid;min-width:0}.status-tile span{color:var(--muted);font-size:11px;font-weight:700}.status-tile strong{overflow:hidden;font-size:14px;text-overflow:ellipsis;white-space:nowrap}.tool-list{display:grid;gap:10px}.tool-item{display:grid;gap:8px;padding:16px;border:1px solid var(--line);border-radius:8px;color:var(--ink);text-align:left;background:#fffdfad1;box-shadow:var(--soft-shadow)}.tool-item.active{border-color:#1f7a6861;box-shadow:inset 4px 0 0 var(--coral),var(--soft-shadow)}.tool-item span{display:inline-flex;align-items:center;gap:8px;font-weight:700}.tool-item small{color:var(--muted)}.workspace{padding:34px clamp(22px,4vw,54px)}.tool-surface,.auth-panel{width:min(1180px,100%)}.auth-panel{display:grid;gap:16px;max-width:360px;padding:28px;border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:var(--shadow)}.auth-panel input{width:100%;height:42px;padding:0 12px;border:1px solid var(--line);border-radius:8px;color:var(--ink);background:#fff}.error-text{color:var(--red)}@media (max-width: 900px){.app-shell{grid-template-columns:1fr}.sidebar{position:relative;min-height:auto;padding:20px;border-right:0;border-bottom:1px solid var(--line)}.workspace{padding:18px}}.tool-hero{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:18px;padding:22px;border:1px solid rgba(31,122,104,.18);border-radius:8px;background:linear-gradient(135deg,#fffdfaf0,#f0f9f6e6),var(--surface);box-shadow:var(--shadow)}.header-actions{align-items:center}.tool-title-block{display:grid;align-content:center;gap:12px}.primary-button,.secondary-button,.ghost-button,.auth-panel button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 16px;border-radius:8px;font-weight:700;transition:transform .16s ease,box-shadow .16s ease,border-color .16s ease}.primary-button:not(:disabled):hover,.secondary-button:not(:disabled):hover,.ghost-button:not(:disabled):hover{transform:translateY(-1px)}.primary-button,.auth-panel button{border:1px solid var(--green-dark);color:#fff;background:linear-gradient(135deg,var(--green-dark),var(--green));box-shadow:0 14px 28px #1f7a6838}.secondary-button{border:1px solid #b8cadc;color:#174c82;background:#edf5ff}.ghost-button{border:1px solid var(--line);color:var(--ink);background:var(--surface)}.workflow-track{display:flex;flex-wrap:wrap;gap:8px}.step-badge{display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border:1px solid var(--line);border-radius:999px;color:var(--muted);background:#fffdfabd;font-size:13px;font-weight:700}.step-badge.done{color:var(--green-dark);border-color:#1f7a6842;background:#eaf7f1}.step-dot{width:7px;height:7px;border-radius:999px;background:#c2ceca}.prep-panel{margin-bottom:16px;padding:18px;border:1px solid var(--line);border-radius:8px;background:#fffdfad1;box-shadow:var(--soft-shadow)}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:14px;margin-bottom:14px}.section-heading span{color:var(--muted);font-size:13px;font-weight:700}.input-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) 140px;gap:14px}.upload-field,.week-field{display:grid;gap:10px;min-height:118px;padding:16px;border:1px solid var(--line);border-radius:8px;background:linear-gradient(180deg,#fffdfa,#f8fbfa)}.upload-field{position:relative;cursor:pointer;overflow:hidden}.upload-field:after{position:absolute;inset:auto 14px 14px auto;width:38px;height:38px;border:1px solid rgba(31,122,104,.14);border-radius:999px;background:#1f7a6814;content:""}.upload-field.filled{border-color:#1f7a6866;background:linear-gradient(180deg,#f4fbf8,#fffdfa)}.upload-field span,.week-field span{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:13px;font-weight:700}.upload-field input{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;opacity:0;cursor:pointer}.upload-field strong{display:flex;align-items:center;overflow:hidden;min-height:40px;padding:0 0 0 1px;border:0;border-radius:8px;color:var(--ink);font-size:16px;text-overflow:ellipsis;white-space:nowrap;z-index:1}.upload-field small{color:var(--muted);font-size:12px;font-weight:700;z-index:1}.file-check{position:absolute;right:23px;bottom:23px;color:var(--green);z-index:1}.week-field input,textarea{width:100%;border:1px solid var(--line);border-radius:8px;color:var(--ink);background:#fff}.week-field input{height:52px;padding:0 12px;font-size:18px;font-weight:700}.message{display:flex;align-items:center;gap:8px;margin-bottom:16px;padding:11px 13px;border-radius:8px;font-size:14px;font-weight:700;border:1px solid transparent}.message.good{color:var(--green-dark);border-color:#1f7a682e;background:#e8f5ed}.message.bad{color:var(--red);border-color:#b33a2f2e;background:#fff1ef}textarea{min-height:150px;padding:12px;resize:vertical}@media (max-width: 900px){.tool-hero,.input-grid{grid-template-columns:1fr}.tool-hero{display:grid;padding:18px}.header-actions{width:100%}.header-actions button{flex:1}}.result-layout{display:grid;grid-template-columns:minmax(0,1.48fr) minmax(320px,.78fr);gap:16px}.preview-panel,.refine-panel{min-height:360px;padding:20px;border:1px solid var(--line);border-radius:8px;background:#fffdfae6;box-shadow:var(--shadow)}.document-panel{position:relative;overflow:hidden}.document-panel:before{position:absolute;top:0;left:22px;width:96px;height:5px;border-radius:0 0 6px 6px;background:var(--coral);content:""}.panel-heading{display:flex;align-items:start;justify-content:space-between;gap:12px;margin-bottom:16px}.panel-heading span{color:var(--muted);font-size:13px}.day-row span,.preset-row button{border:1px solid var(--line);border-radius:999px;background:var(--surface-2)}.day-row span{padding:6px 10px;color:var(--green-dark);font-size:13px;font-weight:700}.line-preview{display:grid;gap:8px;margin-top:16px;max-height:520px;overflow:auto;padding-right:4px}.line-preview p,.refine-result{margin:0;padding:11px 12px;border-left:3px solid var(--line-strong);border-radius:6px;background:#f8fbfa;color:#26322f}.empty-state{display:grid;gap:8px;min-height:300px;place-items:center;align-content:center;color:var(--muted);text-align:center}.empty-mark{display:grid;width:72px;height:72px;place-items:center;border:1px solid var(--line);border-radius:999px;color:var(--green);background:#f0faf6}.empty-state strong{color:var(--ink)}.refine-panel{display:grid;align-content:start;gap:14px}.preset-row button{padding:7px 10px;color:var(--muted);font-weight:700}.preset-row button.selected{border-color:#95b3d6;color:var(--blue);background:#edf5ff}@media (max-width: 900px){.result-layout{grid-template-columns:1fr}}