:root{--ink:#17231f;--muted:#68736f;--green:#164f41;--green-dark:#0e3d33;--mint:#dceae4;--cream:#f5f2ea;--paper:#fffefa;--line:#dfe5e1;--red:#a43131;--shadow:0 18px 50px #1930271f}*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{color:var(--ink);background:var(--cream);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.42}.eyebrow{color:#387263;letter-spacing:.16em;margin:0 0 10px;font-size:11px;font-weight:800}.header-mascot{object-fit:contain;width:46px;height:46px}.login-page{background:radial-gradient(circle at 20% 20%,#164f411f,#0000 34%),#f7f6f1;min-height:100vh;display:block}.login-panel{place-items:center;min-height:100vh;padding:32px 16px;display:grid}.login-card{width:min(100%,430px);box-shadow:var(--shadow);background:#fff;border:1px solid #e8e5dc;border-radius:20px;padding:48px}.login-card-mascot{object-fit:contain;width:82px;height:82px;margin:0 auto 20px;display:block}.login-card>.eyebrow,.login-card h2,.login-card>.muted{text-align:center}.login-card h2{margin:0 0 8px;font-family:Georgia,serif;font-size:35px;font-weight:500}.muted{color:var(--muted);margin:0 0 32px}.login-card form{gap:10px;display:grid}.login-card label{margin-top:10px;font-size:13px;font-weight:700}.login-card input{border:1px solid #cfd8d3;border-radius:9px;outline:none;width:100%;height:50px;padding:0 15px;transition:all .18s}.login-card input:focus{border-color:var(--green);box-shadow:0 0 0 3px #164f411f}.primary-button{color:#fff;background:var(--green);border:0;border-radius:9px;height:52px;margin-top:18px;font-weight:750}.primary-button:hover{background:var(--green-dark)}.form-error{color:var(--red);margin:8px 0 0;font-size:13px;line-height:1.5}.login-help{color:var(--muted);text-align:center;margin:26px 0 0;font-size:12px}.reader-shell{min-height:100vh}.topbar{z-index:20;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffefaf5;grid-template-columns:260px minmax(280px,660px) 280px;justify-content:space-between;align-items:center;gap:28px;height:76px;padding:0 28px;display:grid;position:sticky;top:0}.topbar-brand,.user-menu{align-items:center;gap:12px;display:flex}.topbar-brand div:last-child,.user-copy{flex-direction:column;min-width:0;display:flex}.topbar-brand strong{font-family:Georgia,serif;font-size:18px}.topbar-brand span,.user-copy span{color:var(--muted);font-size:11px}.search-form{background:#fff;border:1px solid #d0d9d4;border-radius:24px;align-items:center;gap:10px;height:44px;padding:0 7px 0 15px;display:flex}.search-form input{background:0 0;border:0;outline:0;flex:1;min-width:0}.search-form button{color:#fff;background:var(--green);border:0;border-radius:18px;padding:8px 17px;font-size:12px;font-weight:750}.user-menu{justify-content:flex-end}.avatar{color:#fff;background:var(--green);border-radius:50%;place-items:center;width:36px;height:36px;font-weight:800;display:grid}.user-copy{max-width:120px}.user-copy strong,.user-copy span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.user-copy strong{font-size:12px}.text-button{color:var(--green);background:0 0;border:0;padding:7px;font-size:12px;font-weight:750}.reader-layout{grid-template-columns:330px minmax(0,1fr);min-height:calc(100vh - 76px);display:grid}.sidebar{border-right:1px solid var(--line);background:#edf2ef;flex-direction:column;height:calc(100vh - 76px);padding:28px 22px 18px;display:flex;position:sticky;top:76px;overflow:hidden}.sidebar-head{border-bottom:1px solid #d7dfdb;justify-content:space-between;gap:12px;padding:0 4px 22px;display:flex}.sidebar-head h2{margin:0 0 8px;font-family:Georgia,serif;font-size:21px;font-weight:500;line-height:1.2}.sidebar-head p:last-child{color:var(--muted);margin:0;font-size:11px}.close-sidebar{background:#dae5df;border:0;border-radius:50%;width:32px;height:32px;display:none}.search-results{min-height:0;padding:18px 3px;overflow:auto}.result-count{color:var(--muted);margin-bottom:12px;font-size:11px;font-weight:700}.result-card{text-align:left;background:#ffffffb8;border:1px solid #d9e1dd;border-radius:10px;width:100%;margin-bottom:10px;padding:15px}.result-card:hover{background:#fff;border-color:#89aa9d}.result-card span{color:var(--green);letter-spacing:.11em;font-size:9px;font-weight:850}.result-card p{color:#4b5853;-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:7px 0 0;font-size:12px;line-height:1.55;display:-webkit-box;overflow:hidden}.empty-result{color:var(--muted);font-size:13px}.sidebar-guide{text-align:center;margin:auto;padding:32px 18px}.guide-icon{width:54px;height:54px;color:var(--green);background:#d8e5df;border-radius:50%;place-items:center;margin:0 auto 15px;font-size:28px;display:grid}.sidebar-guide h3{margin:0 0 8px;font-family:Georgia,serif;font-size:20px}.sidebar-guide p{color:var(--muted);margin:0;font-size:12px;line-height:1.6}.protected-label{color:#49655c;text-align:center;background:#dce7e2;border-radius:8px;margin-top:auto;padding:12px;font-size:10px;font-weight:700}.viewer-area{min-width:0;padding:34px clamp(18px,4vw,62px) 48px}.viewer-toolbar{z-index:10;background:#fffffff5;border:1px solid #dbe1dd;border-radius:10px;justify-content:space-between;align-items:center;width:min(100%,1040px);height:52px;margin:0 auto 16px;padding:0 12px;display:flex;position:sticky;top:88px;box-shadow:0 6px 18px #18322912}.page-controls,.zoom-controls{color:var(--muted);align-items:center;gap:8px;font-size:12px;display:flex}.viewer-toolbar button{width:32px;height:32px;color:var(--green);background:#e8efec;border:0;border-radius:7px;font-size:21px}.page-controls input{text-align:center;border:1px solid #d2dbd6;border-radius:6px;width:42px;height:30px}.zoom-controls span{text-align:center;width:44px}.page-stage{text-align:center;background:#dce3df;border-radius:12px;width:min(100%,1040px);min-height:500px;margin:auto;padding:clamp(14px,3vw,32px);position:relative;overflow:auto}.page-stage img{-webkit-user-select:none;user-select:none;-webkit-user-drag:none;max-width:none;height:auto;margin:auto;display:block;box-shadow:0 12px 30px #152a2338}.page-loader{z-index:2;color:var(--muted);background:#e9eeeb;place-items:center;font-size:13px;display:grid;position:absolute;inset:32px}.bottom-nav{width:min(100%,1040px);color:var(--muted);justify-content:space-between;align-items:center;margin:18px auto 0;font-size:12px;display:flex}.bottom-nav button{color:var(--green);background:#fff;border:1px solid #cad5d0;border-radius:8px;padding:10px 14px;font-weight:700}@media (max-width:1000px){.topbar{grid-template-columns:220px minmax(240px,1fr) auto;gap:14px}.user-copy{display:none}.reader-layout{grid-template-columns:280px minmax(0,1fr)}}@media (max-width:760px){.login-panel{padding:24px 16px}.login-card{padding:30px 24px;box-shadow:0 12px 40px #1930271a}.topbar{grid-template-columns:1fr auto;height:auto;min-height:68px;padding:10px 14px}.topbar-brand span,.user-menu .avatar{display:none}.search-form{order:3;grid-column:1/-1;height:42px}.reader-layout{min-height:calc(100vh - 120px);display:block}.sidebar{z-index:30;width:min(88vw,360px);height:100vh;transition:transform .22s;position:fixed;inset:0;transform:translate(-105%);box-shadow:20px 0 50px #0a1e1833}.sidebar.open{transform:translate(0)}.close-sidebar{flex:none;display:block}.viewer-area{padding:24px 12px 35px}.viewer-toolbar{top:121px}.page-controls>span:first-of-type{display:none}.page-stage{min-height:390px;padding:10px}}@media print{body{display:none!important}}