:root{--bg:#f4f1ea;--card:#fff;--ink:#1d2430;--muted:#6b7280;--gold:#b48a3c;--dark:#16231e;--line:#e5e0d5;--danger:#b42318;--ok:#067647}*{box-sizing:border-box}body{margin:0;font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}a{color:inherit;text-decoration:none}.ead-header{min-height:170px;background:#14266f;color:#fff;display:flex;align-items:center;padding:20px 44px;position:sticky;top:0;z-index:20;border-bottom:6px solid #c79b32;box-shadow:0 3px 16px #0003}.ead-brand{display:flex;gap:24px;align-items:center;min-width:0}.ead-logo{width:112px;height:112px;object-fit:contain;flex:0 0 auto}.ead-brand-text{display:flex;flex-direction:column;min-width:0}.ead-brand-text strong{font-size:clamp(32px,4vw,57px);line-height:1.05;font-weight:800;letter-spacing:-1.5px;white-space:nowrap}.ead-brand-text small{font-size:clamp(16px,1.8vw,25px);line-height:1.3;margin-top:10px;white-space:nowrap}.hamb{display:none;background:none;border:0;color:#fff;font-size:28px;margin-right:12px;padding:6px;cursor:pointer}.userbox{margin-left:auto;display:flex;gap:16px;align-items:center;padding-left:24px}.userbox a{color:#f1d58d}.layout{display:grid;grid-template-columns:255px 1fr;min-height:calc(100vh - 176px)}.sidebar{background:#1d2c26;color:#e8efe9;padding:18px 12px}.sidebar nav{display:grid;gap:5px}.sidebar a{padding:11px 13px;border-radius:9px;display:flex;gap:10px}.sidebar a:hover{background:#ffffff12;color:#f5d889}.content{padding:26px;min-width:0}.pagehead{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.pagehead h1{margin:0;font-size:27px}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:0 8px 25px #27330e0a;margin-bottom:18px}.grid{display:grid;gap:18px}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.stat strong{display:block;font-size:30px;color:var(--dark)}.muted{color:var(--muted)}label{display:block;font-weight:650;margin:0 0 6px}input,select,textarea{width:100%;padding:10px 12px;border:1px solid #d6d0c4;border-radius:9px;background:#fff;font:inherit}textarea{min-height:110px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.full{grid-column:1/-1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;border-radius:9px;padding:10px 15px;background:var(--dark);color:#fff;cursor:pointer;font-weight:700}.btn.gold{background:var(--gold)}.btn.light{background:#eee9df;color:#222}.btn.danger{background:var(--danger)}.actions{display:flex;gap:8px;flex-wrap:wrap}.tablewrap{overflow:auto}.table{width:100%;border-collapse:collapse;min-width:720px}.table th,.table td{text-align:left;border-bottom:1px solid var(--line);padding:11px}.table th{color:#5f625e;background:#faf8f3}.badge{display:inline-block;padding:4px 9px;border-radius:999px;background:#eee}.badge.ok{background:#dcfae6;color:var(--ok)}.badge.off{background:#fee4e2;color:var(--danger)}.alert{padding:12px 14px;border-radius:9px;margin-bottom:15px;background:#eef2f6}.alert.success{background:#dcfae6;color:#05603a}.alert.error{background:#fee4e2;color:#912018}.course{overflow:hidden;padding:0}.course img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#ddd}.course-body{padding:16px}.progress{height:9px;background:#e5e7eb;border-radius:10px;overflow:hidden}.progress span{display:block;height:100%;background:var(--gold)}.login{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(135deg,#14231d,#30473e)}.login .card{width:min(440px,100%)}.content-block img,.content-block video,.content-block audio,.content-block iframe{max-width:100%}.locked{opacity:.55;filter:grayscale(.4)}@media(max-width:900px){.ead-header{min-height:112px;padding:12px 16px;border-bottom-width:4px}.ead-logo{width:78px;height:78px}.ead-brand{gap:12px}.ead-brand-text strong{font-size:clamp(23px,5vw,36px);white-space:normal}.ead-brand-text small{font-size:14px;margin-top:5px;white-space:normal}.layout{grid-template-columns:1fr;min-height:calc(100vh - 116px)}.sidebar{position:fixed;left:-275px;top:116px;bottom:0;width:255px;z-index:30;transition:.2s}.sidebar.open{left:0}.hamb{display:block}.content{padding:16px}.grid.cols-4,.grid.cols-3{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:620px){.ead-header{min-height:92px;padding:8px 10px}.ead-logo{width:60px;height:60px}.ead-brand{gap:8px}.ead-brand-text strong{font-size:20px;letter-spacing:-.3px}.ead-brand-text small{font-size:11px;line-height:1.15;margin-top:3px}.userbox{padding-left:8px}.userbox a{font-size:13px}.sidebar{top:96px}.grid.cols-2,.grid.cols-3,.grid.cols-4,.form-grid{grid-template-columns:1fr}.full{grid-column:auto}.userbox span{display:none}.content{padding:12px}.card{padding:15px}.pagehead h1{font-size:22px}.actions .btn{flex:1}}

.login-page{min-height:100vh;background:var(--bg)}.login-page .ead-header{position:relative}.login-main{min-height:calc(100vh - 176px);display:grid;place-items:center;padding:28px}.login-main .card{width:min(440px,100%)}@media(max-width:900px){.login-main{min-height:calc(100vh - 116px)}}@media(max-width:620px){.login-main{min-height:calc(100vh - 96px);padding:16px}.login-page .ead-brand-text small{display:block}}

/* Biblioteca de livros */
.section-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:18px}.section-title-row h2{margin:0 0 4px}.section-title-row p{margin:0}.book-form{display:grid;grid-template-columns:minmax(210px,280px) 1fr;gap:24px;align-items:start}.book-cover-column{position:sticky;top:195px}.cover-upload{width:100%;aspect-ratio:2/3;border:2px dashed #cfc5b1;border-radius:14px;background:#faf8f3;display:grid;place-items:center;overflow:hidden;margin-bottom:12px}.cover-upload img{width:100%;height:100%;object-fit:cover}.cover-placeholder{text-align:center;padding:20px;color:#777;display:grid;gap:5px}.cover-placeholder strong{font-size:18px;color:#343a40}.cover-placeholder span{font-size:13px}.book-fields{min-width:0}.check-line{display:flex;align-items:center;gap:8px;font-weight:600;margin-top:10px}.check-line input{width:auto}.virtual-library-box{padding:16px;border:1px solid #ded6c8;border-radius:12px;background:#faf8f3}.virtual-library-box h3{margin:0 0 4px}.virtual-library-box p{margin:0 0 14px}.current-file{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:10px}.status-options{padding-top:4px}.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}.book-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;box-shadow:0 7px 22px #27330e10;display:flex;flex-direction:column;min-width:0}.book-inactive{opacity:.7}.book-cover{aspect-ratio:2/3;background:#eee8dc;position:relative;overflow:hidden}.book-cover img{width:100%;height:100%;object-fit:cover;display:block}.book-cover-empty{width:100%;height:100%;display:grid;place-items:center;background:linear-gradient(135deg,#eee8dc,#d8cfbd);color:#766d5e;font-weight:700}.book-status{position:absolute;top:10px;right:10px;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:800;color:#fff;box-shadow:0 2px 8px #0003}.book-status.active{background:#067647}.book-status.inactive{background:#b42318}.book-card-body{padding:16px;display:flex;flex-direction:column;flex:1}.book-category{align-self:flex-start;font-size:12px;font-weight:800;color:#6f531b;background:#f5e8c6;border-radius:999px;padding:4px 8px;margin-bottom:8px}.book-card h3{font-size:19px;line-height:1.25;margin:0 0 5px}.book-author{margin:0 0 8px;font-weight:600;color:#555}.book-description{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin:8px 0;color:#59606b}.book-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:auto;padding-top:12px}.book-actions{margin-top:14px}.book-actions .btn{padding:8px 10px;font-size:13px}.empty-state{text-align:center;color:var(--muted);padding:36px 15px;border:1px dashed #d8d1c4;border-radius:12px}
@media(max-width:900px){.book-form{grid-template-columns:220px 1fr;gap:18px}.book-cover-column{position:static}}
@media(max-width:700px){.section-title-row{flex-direction:column}.book-form{grid-template-columns:1fr}.book-cover-column{width:min(260px,100%);margin:0 auto}.book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.book-card-body{padding:12px}.book-card h3{font-size:16px}.book-actions .btn{flex:1}.book-description{-webkit-line-clamp:2}}
@media(max-width:430px){.book-grid{grid-template-columns:1fr}.book-card{display:grid;grid-template-columns:115px 1fr}.book-cover{height:100%;min-height:185px}.book-card-body{padding:12px}.book-meta{align-items:flex-start;flex-direction:column}.book-actions{grid-column:1/-1}.book-actions .btn{font-size:12px;padding:8px}.virtual-library-box{padding:12px}}