/* Estante da Psicanálise V4 — identidade visual alinhada ao site institucional.
   Atualização exclusivamente visual: mantém as classes, formulários e funcionalidades. */
:root{color-scheme:light;--bg:#FAF8F3;--panel:#FFFFFF;--border:#D9DED6;--gold:#B79A63;--muted:#53645D;--green:#193D35;--sage:#809C88;--sand:#EAE5D9}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:#203D34;font:15px system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.55}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.container{max-width:1120px;margin:auto;padding:0 22px}
.top{background:var(--green);border-bottom:2px solid var(--gold);color:#FAF8F3}
.nav{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:15px}
.brand{font-weight:800;letter-spacing:.01em;color:#FAF8F3}
.brand em{color:#E4C68B;font-style:normal}
.nav nav{display:flex;align-items:center;gap:22px;color:#EAE5D9;flex-wrap:wrap}
.nav nav a:hover{color:#E4C68B}
h1{font-size:clamp(25px,3vw,34px);margin:48px 0 14px;color:var(--green);line-height:1.2}
h2{font-size:20px;margin:42px 0 20px;border-bottom:1px solid var(--border);padding-bottom:16px;color:var(--green)}
.count{font-size:12px;background:#E8EEE8;color:var(--green);padding:5px 10px;border-radius:20px;border:1px solid #C6D4CA}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.card,.panel{background:var(--panel);border:1px solid var(--border);border-radius:20px;padding:22px;box-shadow:0 8px 28px rgba(25,61,53,.07)}
.card{display:flex;flex-direction:column;min-height:184px;transition:border-color .2s,box-shadow .2s,transform .2s}
.card:hover{border-color:var(--gold);box-shadow:0 14px 35px rgba(25,61,53,.14);transform:translateY(-4px)}
.card strong{font-size:15px;color:var(--green)}
.card p{font-size:13px;line-height:1.7;color:var(--muted);flex:1}
.btn{display:inline-block;background:var(--green);border:1px solid var(--green);border-radius:24px;padding:11px 18px;color:#fff;font-weight:750;text-align:center;cursor:pointer;font-size:13px}
.btn:hover{background:#285849;border-color:#285849;color:#fff}
.btn.secondary{background:var(--sand);color:var(--green);border-color:#D2D6CC}
.btn.secondary:hover{background:#DADCCF}
.btn.danger{background:#9A4242;border-color:#9A4242;color:white}
.btn.danger:hover{background:#7B3030}
.card .btn{width:100%}
.panel{max-width:700px;margin:35px auto}
.login-wrap{max-width:390px;margin:95px auto 0;text-align:center}
.login-wrap h1{font-size:30px;margin:0}
.login-wrap .panel{text-align:left;margin-top:30px;padding:28px}
.muted,small{color:var(--muted)}
label{display:block;color:var(--green);font-size:12px;font-weight:700;margin:17px 0 7px}
input,textarea,select{width:100%;border:1px solid #BFCBC2;border-radius:12px;background:#FFF;color:#193D35;padding:12px;font:inherit}
input::placeholder,textarea::placeholder{color:#78867C}
textarea{min-height:110px}
input[type=radio],input[type=checkbox]{width:auto;accent-color:var(--green)}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.row>*{flex:1}
.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.actions form{display:inline}.inline{display:inline}
.link{border:0;background:none;color:var(--green);cursor:pointer;text-decoration:underline}
.notice{padding:12px;background:#F4EBD7;border:1px solid #C9B07D;border-radius:12px;color:#554525}
.error{color:#A33131}
footer{text-align:center;color:var(--muted);font-size:12px;margin:70px 0 30px}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
td,th{border-bottom:1px solid var(--border);padding:12px;text-align:left}
th{background:#EFF2ED;color:var(--green)}
tr:hover td{background:#FAFBF8}
/* Menu suspenso de categorias da V2 */
.category-navigation{max-width:520px;margin:26px 0 30px;padding:18px 20px;background:#EFF2ED;border:1px solid #C9D6CB;border-radius:18px}
.category-navigation label{margin:0 0 9px;color:var(--green);font-size:13px}
.category-navigation select{cursor:pointer;border-color:#9FB7A5;background:#FFF}
.category-navigation select:focus{outline:2px solid var(--gold);outline-offset:2px}
.library-category{scroll-margin-top:24px}
/* Paginação administrativa da V3 */
.books-toolbar{display:flex;align-items:end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:15px}
.books-page-size{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.books-page-size label{margin:0}.books-page-size select{width:90px}
.books-toolbar .muted{margin:0;font-size:13px}
.books-pagination{display:flex;gap:8px;align-items:center;flex-wrap:wrap;justify-content:center;margin:24px 0}
.books-pagination a{border:1px solid var(--border);background:#FFF;border-radius:10px;padding:9px 13px;color:var(--green)}
.books-pagination a:hover,.books-pagination a.active{border-color:var(--green);background:var(--green);color:#FFF}
@media(max-width:850px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:550px){.grid{grid-template-columns:1fr}.nav{height:auto;min-height:66px;padding-top:12px;padding-bottom:12px;flex-wrap:wrap}.nav nav{gap:12px}.login-wrap{margin-top:65px}.container{padding:0 16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card{transition:none}}

/* V5: botão flutuante de retorno ao topo. Altere right para left para mudar o canto. */
.back-to-top{position:fixed;right:24px;bottom:24px;z-index:1000;display:grid;place-items:center;width:52px;height:52px;border:1px solid #B79A63;border-radius:50%;background:#193D35;color:#FAF8F3;box-shadow:0 6px 20px rgba(25,61,53,.25);cursor:pointer;transition:transform .2s,background .2s}
.back-to-top:hover{background:#285849;transform:translateY(-3px)}
.back-to-top:focus-visible{outline:3px solid #B79A63;outline-offset:3px}
.back-to-top[hidden]{display:none!important}
@media(max-width:600px){.back-to-top{right:16px;bottom:16px;width:46px;height:46px}}
@media(prefers-reduced-motion:reduce){.back-to-top{transition:none}}

/* V6 — Estante virtual: prateleiras geradas pelas categorias cadastradas. */
.template-options{display:grid;gap:14px;margin:18px 0}.template-option{display:flex;align-items:flex-start;gap:13px;border:1px solid #cad8cf;border-radius:13px;padding:18px;background:#f7f8f4;cursor:pointer}.template-option input{margin-top:7px;accent-color:#193d35}.template-option span{display:grid;gap:4px}.template-option small{color:#5c7064}
.bookshelf-library{margin:35px 0 55px;padding:22px 24px 34px;border:12px solid #68432e;border-radius:12px;background:repeating-linear-gradient(90deg,#4c2e20 0,#593725 38px,#4a2b1e 78px);box-shadow:inset 0 0 25px #1b100ca8,0 20px 42px #172c2333}
.bookshelf-section{position:relative;margin:0 0 35px;padding:0 8px;scroll-margin-top:100px}.bookshelf-section:last-child{margin-bottom:0}
.shelf-sign{position:relative;z-index:2;display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;width:fit-content;max-width:94%;margin:4px auto 20px;padding:9px 23px;border:2px solid #caa866;border-radius:5px;background:linear-gradient(#f5e8c4,#d9bd81);color:#3c2b1c;box-shadow:0 4px 10px #120b0870;font:700 1.05rem Georgia,serif;text-align:center}.shelf-sign small{font:600 .73rem Arial,sans-serif;opacity:.75}
.shelf-scene{position:relative;padding:0 10px 0;background:linear-gradient(90deg,#2c1b15,#65432d 12%,#533623 88%,#2a1913);border-left:8px solid #704b32;border-right:8px solid #704b32;box-shadow:inset 0 9px 24px #170c08aa}
.shelf-books{min-height:265px;display:flex;align-items:flex-end;gap:5px;flex-wrap:wrap;padding:16px 14px 0;position:relative}
.shelf-book{--book-light:calc(37% + var(--book-tone)*3%);position:relative;display:flex;flex-direction:column;align-items:center;justify-content:space-between;flex:0 0 var(--spine-width);width:var(--spine-width);height:238px;padding:10px 5px 12px;border-radius:5px 7px 2px 2px;border-left:4px solid hsl(var(--book-hue) 37% 26%);border-right:3px solid #ffffff28;background:linear-gradient(90deg,#0004 0%,transparent 16%,#ffffff28 45%,transparent 85%,#0005 100%),hsl(var(--book-hue) 38% var(--book-light));box-shadow:3px 1px 4px #0008,inset 0 0 0 2px #ffffff15;color:#f7e8bd;text-decoration:none;transition:transform .22s ease,filter .22s ease,box-shadow .22s ease;transform-origin:bottom center;isolation:isolate}

.shelf-book:hover,.shelf-book:focus-visible{transform:translateY(-16px) rotate(-2deg) scale(1.045);filter:brightness(1.18);box-shadow:8px 12px 17px #0009;z-index:5;outline:2px solid #e8d3a4;outline-offset:3px}
.spine-title{display:block;flex:1;min-height:0;max-height:172px;writing-mode:vertical-rl;text-orientation:mixed;transform:rotate(180deg);overflow:hidden;text-overflow:ellipsis;font:700 clamp(12px,1.2vw,15px)/1.15 Georgia,serif;letter-spacing:.02em;text-align:center;text-shadow:0 1px 2px #0008}
.spine-author{display:block;max-width:100%;font:600 9px/1.2 Arial,sans-serif;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-align:center;color:#fff0d4}.spine-ornament{font-size:14px;line-height:1;color:#eed39c}
.shelf-plank{height:24px;margin:0 -20px;background:linear-gradient(#b78a55 0%,#8c5d35 25%,#654026 62%,#392218 100%);border-top:3px solid #d5aa72;border-radius:2px;box-shadow:0 11px 13px #170d09a6}.shelf-empty{color:#f4e5ce;padding:50px 12px;text-align:center;width:100%}
@media(max-width:650px){.bookshelf-library{padding:14px 5px 20px;border-width:7px}.shelf-scene{padding:0 2px;border-width:4px}.shelf-books{gap:4px;padding:12px 6px 0;min-height:230px}.shelf-book{height:200px;flex-basis:min(var(--spine-width),58px);width:min(var(--spine-width),58px)}.shelf-plank{margin:0 -6px}.shelf-sign{font-size:.9rem;padding:7px 12px}.spine-title{font-size:12px}}
@media(prefers-reduced-motion:reduce){.shelf-book{transition:none}.shelf-book:hover,.shelf-book:focus-visible{transform:none}}