/* ===== Cerebri ===== */
@font-face{font-family:'Cerebri';src:url('fonts/CerebriSans-Regular.ttf') format('truetype');font-weight:400;font-display:swap}
@font-face{font-family:'Cerebri';src:url('fonts/CerebriSans-Medium.ttf') format('truetype');font-weight:500;font-display:swap}
@font-face{font-family:'Cerebri';src:url('fonts/CerebriSans-SemiBold.ttf') format('truetype');font-weight:600;font-display:swap}
@font-face{font-family:'Cerebri';src:url('fonts/CerebriSans-Bold.ttf') format('truetype');font-weight:700;font-display:swap}

:root{
  --rail:#26313d;
  --nav:#2e3d4c;
  --nav-2:#34455699;
  --nav-line:#3d4e60;
  --nav-ink:#c7d2de;
  --nav-ink-dim:#8c9bab;
  --blue:#2d9cdb;
  --blue-deep:#2589c6;
  --blue-active:#2b7cbf;
  --blue-soft:#e7f3fb;
  --gold:#f0a63a;
  --gold-2:#f5b53f;
  --ink:#2a2f36;
  --ink-soft:#5c6672;
  --ink-faint:#95a0ac;
  --paper:#ffffff;
  --bg:#eceef0;
  --line:#e2e6ea;
  --line-soft:#eef1f4;
  --red:#e05656;
  --shadow-sm:0 1px 3px rgba(23,32,43,.08);
  --shadow:0 2px 10px rgba(23,32,43,.08),0 8px 30px rgba(23,32,43,.06);
  --serif:'PT Serif','Iowan Old Style',Georgia,serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{min-height:100dvh}
body{font-family:'Cerebri',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:var(--bg);color:var(--ink);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea,select{font-family:inherit}
a{color:inherit;text-decoration:none}
::selection{background:var(--blue-soft)}
svg{display:block}

@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes pop{0%{transform:scale(.96);opacity:0}100%{transform:scale(1);opacity:1}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes shimmer{0%{background-position:-400px 0}100%{background-position:400px 0}}
.fu{animation:fadeUp .5s cubic-bezier(.2,.7,.2,1) both}
.fi{animation:fadeIn .45s ease both}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

#app{min-height:100dvh}

/* ============ EDITOR SHELL ============ */
.ed{display:grid;grid-template-columns:56px 296px 1fr;min-height:100dvh;background:var(--paper)}
.ed.rail-only{grid-template-columns:56px 1fr}
.ed>.scrim{display:none}

/* rail */
.rail{background:var(--rail);display:flex;flex-direction:column;align-items:center;padding:12px 0;gap:4px;position:sticky;top:0;height:100dvh;z-index:20}
.rail .r-btn{width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;color:var(--nav-ink-dim);transition:.16s;position:relative}
.rail .r-btn svg{width:22px;height:22px}
.rail .r-btn:hover{background:#ffffff14;color:#fff}
.rail .r-btn.active{background:#fff;color:var(--blue)}
.rail .r-logo{width:36px;height:36px;border-radius:9px;margin-bottom:6px;object-fit:cover}
.rail .r-spacer{flex:1}
.rail .r-avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--gold),#ffd36a);color:#5a3a00;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:14px;margin-top:4px;border:2px solid #ffffff22;position:relative}
.r-tip{position:absolute;left:50px;white-space:nowrap;background:#000;color:#fff;font-size:12px;padding:5px 9px;border-radius:7px;opacity:0;pointer-events:none;transform:translateX(-4px);transition:.15s;z-index:60;font-weight:500}
.r-btn:hover .r-tip,.r-avatar:hover .r-tip{opacity:1;transform:none}

/* sidebar (navy list panel) */
.side{background:var(--nav);color:var(--nav-ink);display:flex;flex-direction:column;height:100dvh;position:sticky;top:0;overflow:hidden}
.side-hd{display:flex;align-items:center;justify-content:space-between;padding:16px 16px 14px;flex-shrink:0}
.side-hd .sh-title{font-size:19px;font-weight:700;color:#fff;letter-spacing:-.01em}
.side-hd.manu{border-bottom:3px solid var(--blue)}
.btn-add{display:inline-flex;align-items:center;gap:7px;color:#fff;font-weight:600;font-size:14px}
.btn-add .plus{width:26px;height:26px;border-radius:50%;background:var(--blue);display:flex;align-items:center;justify-content:center;font-size:17px;color:#fff;box-shadow:0 2px 8px rgba(45,156,219,.4);transition:.16s}
.btn-add:hover .plus{transform:scale(1.08)}
.side-scroll{flex:1;overflow-y:auto;padding-bottom:8px}
.side-scroll::-webkit-scrollbar{width:8px}.side-scroll::-webkit-scrollbar-thumb{background:#ffffff1f;border-radius:8px}

.grp-hd{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 6px;font-size:14px;font-weight:600;color:#fff}
.grp-hd .gh-l{display:flex;align-items:center;gap:8px}
.grp-hd .caret{transition:.2s;font-size:10px;color:var(--nav-ink-dim)}
.grp-hd .edit{font-size:12.5px;color:var(--nav-ink-dim);font-weight:500}
.grp-hd .edit:hover{color:#fff}

.row{display:flex;align-items:center;gap:10px;padding:9px 16px;font-size:14px;color:var(--nav-ink);cursor:pointer;transition:.12s;user-select:none;border-left:3px solid transparent}
.row:hover{background:#ffffff0d;color:#fff}
.row.active{background:var(--blue-active);color:#fff;border-left-color:#fff}
.row .r-ic{opacity:.75;flex-shrink:0;display:flex}
.row .r-ic svg{width:16px;height:16px}
.row .r-num{font-size:12.5px;color:var(--nav-ink-dim);width:12px;flex-shrink:0}
.row.active .r-num{color:#cfe6f7}
.row .r-t{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row .r-drag{opacity:0;cursor:grab;color:var(--nav-ink-dim);font-size:13px}
.row:hover .r-drag{opacity:.6}
.row.dragging{opacity:.4}.row.folder .r-ic{color:var(--blue)}
.row.child{padding-left:34px}
.row.dragover{box-shadow:inset 0 2px 0 var(--blue)}
.drop-hint{padding:9px 16px 9px 34px;font-size:13px;color:var(--nav-ink-dim);font-style:italic}

.side-ft{flex-shrink:0;border-top:1px solid var(--nav-line)}
.trial{display:flex;align-items:center;gap:8px;padding:11px 16px;font-size:12.5px;color:var(--nav-ink-dim)}
.badge-up{display:inline-flex;align-items:center;gap:5px;background:var(--gold);color:#4a3000;font-weight:700;font-size:11.5px;padding:3px 9px;border-radius:20px}
.side-foot{display:flex;align-items:center;justify-content:space-between;padding:12px 16px 14px;border-top:1px solid var(--nav-line)}
.wordmark{font-size:20px;font-weight:700;color:#fff;letter-spacing:-.02em;display:flex;align-items:center;gap:7px}
.wordmark img{width:22px;height:22px;border-radius:5px}
.sync-ok{width:22px;height:22px;border-radius:50%;border:1.5px solid #4a7d3f;color:#6ac257;display:flex;align-items:center;justify-content:center;font-size:12px}
.side-wc{padding:11px 16px;font-size:13px;color:var(--nav-ink);font-weight:500;border-top:1px solid var(--nav-line)}

/* ============ MAIN ============ */
.main{overflow-y:auto;height:100dvh;position:relative;display:flex;flex-direction:column}
.mtop{position:sticky;top:0;z-index:14;background:var(--paper);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 18px;height:52px;flex-shrink:0}
.mtop .mt-l{display:flex;align-items:center;gap:12px;min-width:0}
.mt-toggle{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;color:var(--ink-soft)}
.mt-toggle:hover{background:var(--line-soft)}
.mt-book{font-size:15px;color:var(--ink-soft);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mt-crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-soft);font-weight:500}
.mt-crumb .cb{display:flex;align-items:center;gap:6px}
.mt-crumb .sep{color:var(--ink-faint)}
.mt-crumb b{color:var(--ink);font-weight:600}
.mtop .mt-r{display:flex;align-items:center;gap:6px}
.tbtn{display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border-radius:9px;font-size:13px;font-weight:500;color:var(--ink-soft);border:1px solid var(--line);transition:.15s;background:var(--paper)}
.tbtn:hover{background:var(--line-soft);color:var(--ink)}
.tbtn svg{width:15px;height:15px}
.tbtn.danger:hover{color:var(--red);border-color:#f2c4c4}

/* right vertical toolbar (manuscript) */
.rtools{position:absolute;top:52px;right:0;bottom:0;width:52px;border-left:1px solid var(--line);display:flex;flex-direction:column;align-items:center;padding:12px 0;gap:3px;background:var(--paper);z-index:10}
.rtools .rt-btn{width:38px;height:38px;border-radius:9px;display:flex;align-items:center;justify-content:center;color:var(--ink-soft);transition:.15s;position:relative}
.rtools .rt-btn:hover{background:var(--line-soft);color:var(--ink)}
.rtools .rt-btn svg{width:19px;height:19px}
.rtools .rt-badge{position:absolute;top:4px;right:4px;background:var(--red);color:#fff;font-size:9px;font-weight:700;min-width:15px;height:15px;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:0 3px}
.rtools .rt-spacer{flex:1}
.rtools .rt-line{width:22px;height:1px;background:var(--line);margin:6px 0}

/* writing area */
.writer{flex:1;display:flex;justify-content:center;padding:52px 76px 40vh;position:relative}
.page-doc{width:100%;max-width:640px;animation:fadeUp .4s ease both}
.pg-num{text-align:center;color:var(--ink-faint);font-family:var(--serif);font-size:19px;margin-bottom:26px}
.ch-title{text-align:center;font-family:var(--serif);font-size:30px;font-weight:700;color:#8a94a0;border:none;outline:none;background:transparent;width:100%;margin-bottom:40px}
.ch-title::placeholder{color:#b8c0c9}
.doc{font-family:var(--serif);font-size:19px;line-height:1.85;color:#333b45;outline:none;min-height:45vh}
.doc:empty:before{content:attr(data-ph);color:#aab3bd;font-style:italic}
.doc p{margin:0 0 1.1em;text-indent:1.6em}.doc p:first-child{text-indent:0}
.doc h1{font-size:1.4em;font-weight:700;margin:1.2em 0 .5em;text-indent:0}
.doc h2{font-size:1.2em;font-weight:700;margin:1.1em 0 .4em;text-indent:0}
.doc blockquote{border-left:3px solid var(--blue);padding-left:18px;color:var(--ink-soft);font-style:italic;margin:1em 0;text-indent:0}
.doc ul,.doc ol{margin:0 0 1.1em 1.6em}.doc li{margin:.3em 0}
.doc hr{border:none;text-align:center;margin:1.8em 0}.doc hr:before{content:'✦ ✦ ✦';color:var(--ink-faint);letter-spacing:.5em;font-size:.65em}

/* floating format toolbar */
.fmt{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);z-index:30;background:#28313c;border-radius:11px;box-shadow:0 12px 40px rgba(0,0,0,.28);display:flex;flex-direction:column;overflow:hidden;animation:fadeUp .3s ease both}
.fmt-row{display:flex;align-items:center;padding:5px}
.fmt button{width:38px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#c7d2de;transition:.12s;font-size:15px}
.fmt button:hover{background:#ffffff1a;color:#fff}
.fmt button.on{background:var(--blue);color:#fff}
.fmt .sep{width:1px;height:20px;background:#ffffff1f;margin:0 4px}
.fmt-hint{background:#a4c93a;color:#22320a;text-align:center;font-size:12.5px;font-weight:600;padding:5px}

/* word-count / paginated white page bottom */
.paper-fade{position:sticky;bottom:0;height:60px;background:linear-gradient(to top,#fff,transparent);pointer-events:none}

/* ============ PANE (management-style content) ============ */
.pane{flex:1;overflow-y:auto;background:var(--bg)}
.pane-head{background:var(--rail);color:#fff;padding:0 0 30px}
.pane-topbar{max-width:1120px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:16px 24px 0}
.brandbar{display:flex;align-items:center;gap:10px}
.brandbar .logo{width:34px;height:34px;border-radius:8px}
.brandbar .wm{font-size:22px;font-weight:700;letter-spacing:-.02em}
.apps-chip{font-size:12.5px;color:#c7d2de;border:1px solid #ffffff2b;border-radius:7px;padding:3px 9px;display:inline-flex;gap:5px;align-items:center;margin-left:6px}
.pane-topbar .pt-r{display:flex;align-items:center;gap:16px}
.help-lnk{color:#c7d2de;font-weight:500;font-size:14px}
.trialbar{background:#1f2833;text-align:center;padding:8px;font-size:13px;color:#c7d2de;font-weight:600;display:flex;gap:10px;align-items:center;justify-content:center}

.subnav{max-width:1120px;margin:18px auto 0;padding:0 24px}
.subnav-inner{background:#3a4a5c;border-radius:12px;display:flex;align-items:center;gap:6px;padding:8px 10px}
.subnav .sn-back{display:flex;align-items:center;gap:8px;color:#fff;font-weight:600;font-size:14px;padding:6px 12px}
.subnav .sn-back .circ{width:34px;height:34px;border-radius:50%;background:#4a5a6c;display:flex;align-items:center;justify-content:center}
.subnav .sn-tab{padding:10px 16px;color:#c7d2de;font-weight:600;font-size:14.5px;border-bottom:2px solid transparent;position:relative;top:1px}
.subnav .sn-tab:hover{color:#fff}
.subnav .sn-tab.active{color:#fff;border-bottom-color:var(--blue)}
.subnav .sn-cta{margin-left:auto}
.btn-b{display:inline-flex;align-items:center;gap:8px;background:var(--blue);color:#fff;font-weight:600;font-size:14px;padding:10px 16px;border-radius:9px;transition:.16s}
.btn-b:hover{background:var(--blue-deep);transform:translateY(-1px)}
.btn-b svg{width:15px;height:15px}

.pane-hero{max-width:1120px;margin:26px auto 0;padding:0 24px;display:flex;align-items:center;gap:24px}
.pane-hero .cover{width:120px;height:172px;border-radius:6px;box-shadow:0 8px 26px rgba(0,0,0,.35);flex-shrink:0}
.pane-hero h1{font-size:34px;font-weight:700;letter-spacing:-.02em}
.pane-hero p{color:#c7d2de;margin-top:6px;font-size:16px}

.pane-body{max-width:1120px;margin:0 auto;padding:34px 24px 100px;display:grid;grid-template-columns:1fr 360px;gap:22px;align-items:start}
.pane-body.single{grid-template-columns:1fr;max-width:840px}
.card{background:var(--paper);border-radius:14px;box-shadow:var(--shadow-sm);padding:26px;margin-bottom:20px}
.card h3{font-size:19px;font-weight:700;padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:20px}
.card .sub{color:var(--ink-soft);font-size:14px;line-height:1.55;margin-bottom:18px}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.field input,.field textarea,.field select{width:100%;border:1px solid #cfd6dd;border-radius:9px;padding:12px 14px;font-size:15px;color:var(--ink);outline:none;transition:.15s;background:var(--paper)}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}
.field .hint{font-size:12.5px;color:var(--ink-faint);font-weight:400}
.row-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:6px}

/* ============ BOOKSHELF ============ */
.shelf{min-height:100dvh;display:flex;flex-direction:column;background:var(--bg)}
.shelf-hero{background:var(--rail);color:#fff;position:relative;overflow:hidden}
.shelf-hero .inner{max-width:1180px;margin:0 auto;padding:30px 28px 46px;position:relative;z-index:2}
.shelf-hero h1{font-size:40px;font-weight:700;letter-spacing:-.02em;margin-top:30px}
.shelf-hero p{color:#c7d2de;margin-top:10px;font-size:16px}
.shelf-hero .typewriter{position:absolute;right:6%;top:70px;font-size:120px;opacity:.9;animation:float 5s ease-in-out infinite;z-index:1}
.shelf-toolbar{background:#f4f6f7;border-bottom:1px solid var(--line)}
.shelf-toolbar .inner{max-width:1180px;margin:0 auto;padding:16px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.shelf-tabs{display:flex;align-items:center;gap:24px;font-size:15px}
.shelf-tabs .st{color:var(--ink-soft);font-weight:600}
.shelf-tabs .st.on{color:var(--ink)}
.shelf-search{position:relative;min-width:280px}
.shelf-search label{position:absolute;top:-9px;left:12px;background:#f4f6f7;padding:0 5px;font-size:12px;color:var(--ink-soft);font-weight:600}
.shelf-search input{width:100%;border:1px solid #cfd6dd;border-radius:9px;padding:11px 40px 11px 14px;font-size:15px;outline:none}
.shelf-search svg{position:absolute;right:13px;top:12px;width:18px;height:18px;color:var(--ink-faint)}
.shelf-grid{max-width:1180px;margin:0 auto;padding:36px 28px 90px;display:flex;flex-wrap:wrap;gap:26px;align-content:flex-start}
.mk-card{width:186px;height:264px;border-radius:10px;background:#e4e8eb;display:flex;flex-direction:column;overflow:hidden}
.mk-half{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;color:var(--ink-soft);font-weight:600;font-size:15px;transition:.16s;cursor:pointer}
.mk-half:hover{background:#dbe0e4}
.mk-half .ic-c{width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:26px}
.mk-half.create .ic-c{background:var(--blue);color:#fff;box-shadow:0 4px 14px rgba(45,156,219,.4)}
.mk-half.import .ic-c{background:#26313d;color:#fff}
.mk-card .divider{height:1px;background:#cfd6dd;margin:0 26px}
.bk-card{width:186px;height:264px;border-radius:10px;background:linear-gradient(180deg,#fff,#eef1f6);box-shadow:0 6px 20px rgba(23,32,43,.14);padding:22px;cursor:pointer;transition:.28s cubic-bezier(.2,.7,.2,1);position:relative;border:1px solid #e6e9ee;display:flex;flex-direction:column}
.bk-card:hover{transform:translateY(-8px) rotate(-.5deg);box-shadow:0 18px 44px rgba(23,32,43,.22)}
.bk-card .bk-title{font-family:var(--serif);font-size:21px;color:#2a2f36;line-height:1.2}
.bk-card .bk-auth{font-size:12px;color:var(--ink-faint);letter-spacing:.08em;margin-top:6px;text-transform:uppercase}
.bk-card .bk-del{position:absolute;bottom:12px;right:12px;width:28px;height:28px;border-radius:8px;background:#ffffffcc;display:flex;align-items:center;justify-content:center;color:var(--ink-faint);opacity:0;transition:.16s}
.bk-card:hover .bk-del{opacity:1}.bk-card .bk-del:hover{background:var(--red);color:#fff}
.shelf-foot{border-top:1px solid var(--line);padding:20px 28px;display:flex;justify-content:space-between;max-width:1180px;margin:auto auto 0;width:100%;color:var(--ink-faint);font-size:14px}
.shelf-foot .wm{font-weight:700;color:var(--ink-soft)}
.shelf-foot a{color:var(--ink-soft);margin-left:18px}

/* account pill top-right */
.acct-pill{display:flex;align-items:center;gap:9px;background:#3a4a5c;border-radius:22px;padding:5px 14px 5px 6px;font-weight:600;font-size:14px;color:#fff;transition:.16s}
.acct-pill:hover{background:#44566a}
.acct-pill .av{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--gold),#ffd36a);color:#5a3a00;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;border:2px solid #ffffff33}

/* ============ PLANNING ============ */
.board-main{flex:1;overflow-y:auto;background:var(--bg);padding:26px 30px 90px}
.board-h{display:flex;align-items:center;gap:11px;font-size:30px;font-weight:700;margin-bottom:8px}
.board-h svg{width:30px;height:30px;flex-shrink:0;color:var(--gold)}
.mt-crumb svg{width:17px;height:17px;flex-shrink:0}
.grp-hd svg{width:15px;height:15px;flex-shrink:0;vertical-align:-2px}
.grp-hd .gh-l{min-width:0;flex:1}
.board-sec{margin-top:30px}
.board-sec .bs-hd{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.board-sec .bs-hd h2{font-size:23px;font-weight:700}
.board-sec.top .bs-hd{margin-bottom:14px}
.add-inline{display:inline-flex;align-items:center;gap:7px;color:var(--ink-soft);font-weight:600;font-size:14px}
.add-inline .plus{width:24px;height:24px;border-radius:50%;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;box-shadow:0 2px 8px rgba(45,156,219,.35)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:18px}
.pcard{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:18px;box-shadow:var(--shadow-sm);cursor:pointer;transition:.2s;min-height:130px;position:relative}
.pcard:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d3dae1}
.pcard .pc-top{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}
.pcard .pc-title{font-weight:700;font-size:15.5px;line-height:1.25}
.pcard .pc-ic{display:flex;gap:7px;color:var(--ink-faint);opacity:0;transition:.15s}
.pcard:hover .pc-ic{opacity:1}
.pcard .pc-desc{color:var(--ink-soft);font-size:13.5px;line-height:1.5;margin-top:9px}
.board-foot{position:sticky;bottom:0;background:var(--bg);border-top:1px solid var(--line);margin:24px -30px -90px;padding:12px 30px;display:flex;justify-content:flex-end;gap:14px;align-items:center;font-size:14px;color:var(--ink-soft)}
.dmode{display:inline-flex;gap:4px;align-items:center}
.dmode b{color:var(--ink);font-weight:600;margin-right:6px}
.dmode .dm{display:inline-flex;align-items:center;gap:6px;padding:6px 11px;border-radius:8px;font-weight:600;color:var(--ink-soft)}
.dmode .dm.on{background:#dfe4e8;color:var(--ink)}

/* note detail */
.note-detail{flex:1;overflow-y:auto;background:var(--paper);padding:30px 40px 90px}
.nd-wrap{max-width:1000px;margin:0 auto}
.nd-top{display:flex;gap:24px;align-items:flex-start;justify-content:space-between}
.nd-title{font-size:28px;font-weight:700;outline:none}
.nd-desc{color:var(--ink-soft);font-size:16px;line-height:1.55;margin-top:12px;max-width:620px;outline:none}
.nd-img{width:230px;height:150px;border-radius:12px;background:#eef1f4;border:1px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--ink-faint);font-size:13px;flex-shrink:0}
.nd-attrs{border:1px solid var(--line);border-radius:12px;margin-top:26px;overflow:hidden}
.nd-attr-body{padding:8px}
.skeleton{height:14px;border-radius:6px;background:linear-gradient(90deg,#eef1f4,#e2e7ec,#eef1f4);background-size:800px 100%;animation:shimmer 1.4s infinite;margin:12px}
.nd-attr-actions{display:flex;gap:8px;padding:10px;border-top:1px solid var(--line);flex-wrap:wrap;align-items:center}
.chip{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:9px;padding:8px 13px;font-size:13.5px;font-weight:600;color:var(--ink-soft);background:var(--paper);transition:.15s}
.chip:hover{background:var(--line-soft);color:var(--ink)}
.chip.gold{width:34px;height:34px;padding:0;justify-content:center;background:var(--gold);color:#5a3a00;border-color:var(--gold)}
.chip.ml{margin-left:auto}
.nd-body{margin-top:24px;font-size:16px;line-height:1.7;color:#333b45;outline:none;min-height:120px}
.nd-body:empty:before{content:'Escreva aqui…';color:var(--ink-faint)}

/* ============ EXPORT / TEMPLATES ============ */
.exp-choice{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.exp-fmt{border:2px solid var(--line);border-radius:12px;padding:26px 16px;text-align:center;position:relative;transition:.18s;cursor:pointer}
.exp-fmt:hover{border-color:#bcd}
.exp-fmt.on{border-color:var(--blue)}
.exp-fmt.on .tick{position:absolute;top:0;right:0;width:0;height:0;border-top:34px solid var(--blue);border-left:34px solid transparent}
.exp-fmt.on .tick:after{content:'✓';position:absolute;top:-32px;right:2px;color:#fff;font-size:13px;font-weight:700}
.exp-fmt .ic{font-size:34px;margin-bottom:10px}
.exp-fmt .nm{font-weight:700;font-size:16px}
.opt-toggles{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:6px}
.opt-t{border:1px solid var(--line);border-radius:12px;padding:22px 16px;text-align:center;cursor:pointer;transition:.16s}
.opt-t:hover{border-color:#bcd;background:var(--line-soft)}
.opt-t.on{border-color:var(--blue);background:var(--blue-soft)}
.opt-t .ot-ic{font-size:22px;color:var(--ink-soft);margin-bottom:8px}
.opt-t .ot-n{font-weight:700}.opt-t .ot-s{font-size:12.5px;color:var(--ink-faint);margin-top:3px}
.themes{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:8px}
.theme-c{border:2px solid var(--line);border-radius:12px;padding:18px 10px;text-align:center;cursor:pointer;transition:.18s;position:relative}
.theme-c:hover{border-color:#bcd}
.theme-c.on{border-color:var(--blue)}
.theme-c.on .tick{position:absolute;top:0;right:0;width:0;height:0;border-top:32px solid var(--blue);border-left:32px solid transparent}
.theme-c.on .tick:after{content:'✓';position:absolute;top:-30px;right:2px;color:#fff;font-size:12px}
.theme-c .tc-n{font-size:34px;color:var(--ink-faint);font-weight:300;margin-bottom:8px}
.theme-c.on .tc-n{color:var(--ink)}
.theme-c .tc-t{font-weight:700}.theme-c .tc-f{font-size:13px;color:var(--ink-soft);font-family:var(--serif);margin-top:2px}
.book-prev{margin-top:20px;background:#f4f6f8;border-radius:12px;padding:34px;display:flex;justify-content:center}
.book-prev .pg{background:#fff;box-shadow:0 6px 24px rgba(0,0,0,.12);width:340px;min-height:420px;padding:40px 34px;font-family:var(--serif)}
.book-prev .pg .n{text-align:center;color:var(--ink-faint);font-size:16px}
.book-prev .pg .h{text-align:center;font-size:22px;margin:22px 0 26px}
.book-prev .pg p{font-size:13px;line-height:1.7;text-indent:1.3em;margin:0 0 .6em;color:#333}
.aside-cta{background:var(--paper);border-radius:14px;box-shadow:var(--shadow-sm);padding:24px}
.aside-cta h4{font-size:17px;font-weight:700;margin-bottom:8px}
.aside-cta p{color:var(--ink-soft);font-size:14px;line-height:1.5;margin-bottom:16px}
.exp-empty{text-align:center;padding:50px 20px}
.exp-empty .e-ic{font-size:52px}
.exp-empty h4{font-size:19px;font-weight:700;margin-top:14px}
.exp-empty p{color:var(--ink-soft);margin-top:4px}
.radio-list label{display:flex;align-items:center;gap:11px;padding:9px 0;font-size:15px;cursor:pointer}
.radio-list input{width:20px;height:20px;accent-color:var(--blue)}
.toggle{width:44px;height:25px;border-radius:20px;background:#cfd6dd;position:relative;transition:.2s;flex-shrink:0}
.toggle.on{background:var(--blue)}
.toggle:after{content:'';position:absolute;top:3px;left:3px;width:19px;height:19px;border-radius:50%;background:#fff;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.3)}
.toggle.on:after{left:22px}
.tog-row{display:flex;align-items:center;justify-content:space-between;padding:14px;border:1px solid var(--line);border-radius:10px}

/* danger zone */
.dz{display:flex;align-items:center;justify-content:space-between;gap:12px}
.btn-plain{background:#e6eaee;color:var(--ink);font-weight:600;font-size:14px;padding:11px 18px;border-radius:9px;transition:.15s}
.btn-plain:hover{background:#d9dee3}
.btn-danger{border:1px solid var(--red);color:var(--red);font-weight:700;font-size:14px;padding:11px 18px;border-radius:9px;transition:.15s}
.btn-danger:hover{background:var(--red);color:#fff}

/* ============ modal / toast ============ */
.modal-bg{position:fixed;inset:0;background:rgba(23,32,43,.5);backdrop-filter:blur(3px);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadeIn .2s ease both}
.modal{background:var(--paper);border-radius:18px;padding:26px;max-width:440px;width:100%;box-shadow:0 30px 80px rgba(0,0,0,.3);animation:pop .26s cubic-bezier(.2,.8,.2,1) both}
.modal.wide{max-width:860px;padding:0;overflow:hidden}
.modal h3{font-size:20px;font-weight:700;margin-bottom:6px}
.modal>p{color:var(--ink-soft);font-size:14px;line-height:1.5;margin-bottom:18px}
.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:10px}
.btn-ghost{color:var(--ink-soft);border:1px solid var(--line);padding:11px 18px;border-radius:10px;font-weight:600;font-size:14px}
.btn-ghost:hover{background:var(--line-soft);color:var(--ink)}
.btn-primary{background:var(--blue);color:#fff;padding:11px 18px;border-radius:10px;font-weight:600;font-size:14px;transition:.16s}
.btn-primary:hover{background:var(--blue-deep)}

/* upgrade modal */
.up{display:grid;grid-template-columns:300px 1fr}
.up-l{padding:28px}
.up-l h3{display:flex;align-items:center;gap:8px}
.up-r{background:#f4f6f8;padding:24px}
.freq{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:16px 0}
.freq .f{border:1.5px solid var(--line);border-radius:11px;padding:12px;cursor:pointer;position:relative}
.freq .f.on{border-color:var(--gold-2)}
.freq .f.on .corner{position:absolute;top:0;right:0;width:0;height:0;border-top:26px solid var(--gold-2);border-left:26px solid transparent}
.freq .f.on .corner:after{content:'✓';position:absolute;top:-24px;right:2px;color:#fff;font-size:11px}
.freq .f b{display:block;font-size:15px}.freq .f span{font-size:12.5px;color:var(--ink-faint)}
.plan-c{background:#fff;border-radius:14px;padding:20px;box-shadow:var(--shadow-sm)}
.plan-c.sel{outline:2px solid var(--gold-2)}
.plan-c .ph{display:flex;align-items:center;justify-content:space-between;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:12px}
.plan-c .ph .pn{font-size:19px;font-weight:700}
.plan-c .ph .pp{font-weight:700;color:var(--gold)}
.plan-c ul{list-style:none;font-size:14px;color:var(--ink-soft)}
.plan-c li{padding:5px 0}
.free-tag{background:#fbeccb;color:#8a6116;font-size:12px;font-weight:700;padding:3px 10px;border-radius:20px}
.total-row{display:flex;justify-content:space-between;font-size:14px;color:var(--ink-soft);padding:4px 0}
.total-big{display:flex;justify-content:space-between;align-items:baseline;font-size:22px;font-weight:700;border-top:1px solid var(--line);padding-top:14px;margin-top:10px}

.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#28313c;color:#fff;padding:12px 20px;border-radius:12px;font-size:14px;font-weight:500;box-shadow:0 12px 40px rgba(0,0,0,.3);z-index:200;animation:fadeUp .3s ease both;display:flex;gap:10px;align-items:center}
.toast img{width:18px;height:18px;border-radius:5px}

/* ============ responsive ============ */
@media(max-width:900px){
  .ed{grid-template-columns:52px 1fr}
  .side{position:fixed;left:52px;top:0;bottom:0;width:290px;z-index:40;transform:translateX(-345px);transition:transform .28s cubic-bezier(.2,.7,.2,1);box-shadow:0 0 60px rgba(0,0,0,.3)}
  .ed.side-open .side{transform:none}
  .ed .scrim{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:35}
  .ed.side-open .scrim{display:block;animation:fadeIn .2s ease both}
  .rtools{display:none}
  .writer{padding:30px 20px 40vh}
  .pane-body{grid-template-columns:1fr}
  .pane-hero{flex-direction:row}
  .exp-choice,.opt-toggles,.themes{grid-template-columns:1fr}
  .up{grid-template-columns:1fr}
  .shelf-hero .typewriter{display:none}
}