*{box-sizing:border-box}html{color-scheme:dark}body{margin:0;background:#080a0e;color:#d9dde5;font:14px/1.5 Inter,Segoe UI,Arial,sans-serif}a{color:#9fc7df;text-decoration:none}input,textarea,select,button{font:inherit}.installer{min-height:100vh;background:radial-gradient(circle at 50% 0,#15212a 0,#090c11 40%,#050609 100%);padding:48px 20px}.install-shell{max-width:900px;margin:auto;text-align:center}.sigil{font-size:42px;color:#9fd8f0;text-shadow:0 0 22px #5ab9dc}.install-shell h1,.login-card h1{font-family:Georgia,serif;font-size:40px;margin:.2em}.muted{color:#7f8996}.panel{background:linear-gradient(180deg,rgba(25,30,38,.97),rgba(13,16,22,.98));border:1px solid #29313b;border-radius:12px;box-shadow:0 22px 60px #0007,inset 0 1px #ffffff0a}.install-form,.editor-form{padding:28px;text-align:left}.install-form h2,.editor-form h2{font:600 17px Georgia,serif;color:#cbd7de;margin:24px 0 12px}.install-form h2:first-child{margin-top:0}label{display:flex;flex-direction:column;gap:7px;color:#9ea8b6;margin-bottom:14px;font-weight:600}input,textarea,select{width:100%;background:#090c11;border:1px solid #313b47;border-radius:7px;color:#e9edf2;padding:11px 12px;outline:none}input:focus,textarea:focus,select:focus{border-color:#6aaecb;box-shadow:0 0 0 3px #5da9c51a}.grid{display:grid;gap:14px}.grid.two{grid-template-columns:1fr 1fr}.grid.compact{grid-template-columns:100px 2fr 1fr 130px}.btn,.wide-btn,.icon-btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid #35414d;background:#171c24;color:#dce6ec;border-radius:7px;padding:9px 13px;cursor:pointer}.btn:hover,.wide-btn:hover{border-color:#637789;background:#202832}.btn.primary{background:linear-gradient(#2b6f8a,#1d5369);border-color:#4c9cbb;color:white;box-shadow:0 0 22px #3186a229}.btn.danger,.icon-btn.danger{border-color:#673841;color:#ffabb6}.btn.big{padding:13px 20px;font-weight:700}.alert{padding:12px 15px;border-radius:8px;margin:0 0 16px;text-align:left}.alert.error{background:#35151b;border:1px solid #6b313a;color:#ffbcc6}.alert.success{background:#123326;border:1px solid #286348;color:#aee7c9}.success-panel{padding:30px}.login-card{max-width:430px;margin:8vh auto;padding:34px;text-align:center}.login-card form{text-align:left;margin:25px 0}.backlink{display:block;margin-top:20px}.admin-layout{display:grid;grid-template-columns:245px 1fr;min-height:100vh}.sidebar{position:fixed;width:245px;height:100vh;background:linear-gradient(180deg,#0c1016,#080a0e);border-right:1px solid #222a33;padding:22px 14px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;color:#e9edf3;padding:8px 10px 24px;border-bottom:1px solid #202730}.brand-mark{font-size:28px;color:#8bcce7}.brand b{display:block;font-family:Georgia,serif;font-size:17px}.brand small{color:#65717f}.sidebar nav{display:flex;flex-direction:column;gap:6px;padding-top:20px}.sidebar nav a{padding:11px 12px;border-radius:7px;color:#9da8b5}.sidebar nav a:hover{background:#151b23;color:#e8edf2}.sidebar-bottom{margin-top:auto;padding:15px 10px;border-top:1px solid #202730;display:flex;justify-content:space-between;gap:10px}.user-chip{color:#c8d4dc}.admin-main{grid-column:2;min-width:0}.topbar{min-height:118px;padding:30px 36px 20px;border-bottom:1px solid #222a33;background:linear-gradient(180deg,#11161d,#0c1016);display:flex;align-items:center;justify-content:space-between;gap:20px}.topbar h1{font:600 30px Georgia,serif;margin:2px 0}.eyebrow{font-size:10px;letter-spacing:.24em;color:#66889a;margin:0}.admin-content{padding:30px 36px;max-width:1500px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}.stat{background:linear-gradient(145deg,#151b23,#0e1218);border:1px solid #29313a;border-radius:10px;padding:22px}.stat b{font-size:30px;font-weight:500;color:#cfe4ed}.stat span{display:block;color:#768391;text-transform:uppercase;font-size:10px;letter-spacing:.14em}.panel-head{padding:20px 22px;border-bottom:1px solid #27303a;display:flex;justify-content:space-between;align-items:center}.panel-head h2{margin:0;font:600 18px Georgia,serif}.table-list{padding:8px}.row-link{display:flex;justify-content:space-between;align-items:center;padding:13px;border-radius:7px;color:#d9e0e6}.row-link:hover{background:#151b22}.row-link strong,.row-link small{display:block}.row-link small{color:#697684;margin-top:3px}.row-meta{display:flex;align-items:center;gap:15px;color:#788694}.badge{display:inline-block;border:1px solid #3e4a56;border-radius:999px;padding:3px 8px;font-size:10px;text-transform:uppercase;letter-spacing:.1em}.badge.published{color:#9dd9bf;border-color:#2e6650;background:#102c22}.badge.draft{color:#c1c7ce}.badge.archived{color:#b18e96;border-color:#5a3d43}.empty-state{text-align:center;padding:50px 25px;color:#75818e}.empty-state>div{font-size:38px;color:#6ba8bf}.empty-state h3{color:#d6dde3;font:600 22px Georgia,serif;margin:8px}.book-admin-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(450px,1fr));gap:18px}.book-admin-card{display:grid;grid-template-columns:155px 1fr;min-height:230px;background:#10151b;border:1px solid #28313a;border-radius:12px;overflow:hidden}.mini-cover{padding:20px 14px;background:linear-gradient(135deg,#1a2a34,#090b0f 60%),center/cover no-repeat;display:flex;flex-direction:column;justify-content:space-between;text-align:center;border-right:1px solid #31404b;box-shadow:inset -10px 0 20px #0005}.mini-cover[style]{background-image:linear-gradient(#0006,#0008),var(--x),linear-gradient(135deg,#1a2a34,#090b0f)!important;background-size:cover}.mini-cover span{font-size:9px;letter-spacing:.18em}.mini-cover b{font:600 18px Georgia,serif}.book-admin-info{padding:20px;display:flex;flex-direction:column}.book-admin-info h2{font:600 23px Georgia,serif;margin:7px 0 2px}.book-admin-info p{margin:0;color:#778491}.book-stats{margin-top:auto;color:#778491;display:flex;gap:18px}.actions{display:flex;gap:7px;margin-top:14px;flex-wrap:wrap}.actions form{display:inline}.wide{grid-column:1/-1}.form-actions{display:flex;justify-content:flex-end;gap:9px;margin-top:20px}.chapter-list{padding:8px}.chapter-row{display:grid;grid-template-columns:28px 52px 1fr auto auto 35px;align-items:center;gap:12px;padding:12px;border-bottom:1px solid #202832;background:#10151b}.chapter-row:hover{background:#141b23}.chapter-row.dragging{opacity:.35}.drag{cursor:grab;color:#596673}.chapter-num{font:600 17px Georgia,serif;color:#6e9bb0}.chapter-name strong,.chapter-name small{display:block}.chapter-name small{color:#64717e}.icon-btn{padding:5px 9px}.chapter-editor{display:flex;flex-direction:column;gap:16px}.editor-toolbar{padding:16px}.editor-toolbar label{margin:0}.upload-line{display:flex;align-items:center;gap:12px;margin-top:10px}.upload-line .btn{margin-left:auto}.file-pill{margin:0;border:1px dashed #43515f;border-radius:7px;padding:8px 12px;cursor:pointer}.file-pill input{display:none}.split-editor{display:grid;grid-template-columns:1fr 1fr;height:calc(100vh - 300px);min-height:580px;overflow:hidden}.split-editor section{min-width:0;display:flex;flex-direction:column}.split-editor section+section{border-left:1px solid #28313a}.split-head{height:44px;padding:12px 16px;border-bottom:1px solid #28313a;display:flex;justify-content:space-between;color:#74818d;font-size:10px;letter-spacing:.1em}.split-editor textarea{flex:1;resize:none;border:0;border-radius:0;background:#090d12;padding:20px;font:14px/1.7 Consolas,monospace}.preview-paper{flex:1;overflow:auto;margin:14px;padding:36px 42px;background:#d8cbb0;color:#2a251d;border-radius:4px;box-shadow:inset 0 0 30px #6d573b55}.prose h1,.prose h2,.prose h3{font-family:Georgia,serif}.prose p{line-height:1.75}.prose blockquote{border-left:3px solid #8d7757;padding-left:18px;font-style:italic}.prose hr{border:0;text-align:center;margin:30px}.prose hr:after{content:'✦';color:#88734f}.prose img{max-width:100%;height:auto}.note-panel{padding:22px;margin-top:18px}.note-panel code{color:#a7d9ed}@media(max-width:900px){.admin-layout{display:block}.sidebar{position:static;width:100%;height:auto}.sidebar nav{flex-direction:row;overflow:auto}.sidebar-bottom{display:none}.admin-main{grid-column:auto}.grid.two,.grid.compact,.stat-grid,.split-editor{grid-template-columns:1fr}.split-editor{height:auto}.split-editor section{height:500px}.book-admin-grid{grid-template-columns:1fr}.topbar,.admin-content{padding-left:20px;padding-right:20px}}@media(max-width:600px){.grid.two{grid-template-columns:1fr}.book-admin-card{grid-template-columns:110px 1fr}.stat-grid{grid-template-columns:1fr 1fr}.chapter-row{grid-template-columns:30px 45px 1fr auto}.chapter-row .btn,.chapter-row form{display:none}}
.import-panel{max-width:980px}.import-drop{padding:46px 30px;text-align:center;border:1px dashed #40515f;border-radius:10px;background:radial-gradient(circle at 50% 10%,#1c2b35 0,#0c1117 60%)}.import-drop h2{font:600 27px Georgia,serif!important;margin:8px 0 10px!important}.import-drop p{max-width:700px;margin:0 auto 24px;color:#8695a0;line-height:1.7}.import-rune{font-size:38px;color:#91d2eb;text-shadow:0 0 30px #53a9c8}.file-select{display:inline-flex!important;align-items:center;justify-content:center;margin:0!important;padding:12px 18px;border:1px solid #4a8198;border-radius:8px;background:#183749;color:#e5f5fb;cursor:pointer}.file-select input{display:none}.selected-files{margin-top:15px;color:#6f808c;font-size:12px}.import-options{margin-top:20px}.import-note{display:flex;flex-direction:column;gap:7px;padding:11px 0;color:#84929d}.import-note b{color:#cbd7de}.import-note span{line-height:1.6}.import-drop code,.import-note code{color:#a9d8e9}
.requirement-strip{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin:20px 0}.req{padding:5px 9px;border:1px solid #31404a;border-radius:999px;background:#0d1318;color:#81919b;font-size:10px;letter-spacing:.04em}.req.ok{border-color:#285844;color:#92cfb0}.req.bad{border-color:#65343c;color:#f2a9b3}.btn[disabled]{opacity:.45;cursor:not-allowed;filter:grayscale(.5)}

/* v1.1 — always-visible home navigation + fully functional mobile admin */
.topbar-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap}.home-btn{border-color:#466171;background:#111a21}.sidebar nav a:first-child{color:#b8d7e4;border:1px solid #24343e;background:#0d151b}.sidebar nav a:first-child:hover{border-color:#4c8299}.admin-body{min-width:0}.btn,.icon-btn,input,textarea,select{min-height:42px}.icon-btn{min-width:42px}.chapter-row .btn{min-height:36px}.chapter-row .icon-btn{min-height:36px;min-width:36px}
@media(max-width:900px){
  .admin-layout{display:block}.sidebar{position:sticky;top:0;z-index:60;width:100%;height:auto;padding:max(10px,env(safe-area-inset-top)) 12px 10px;background:#090d12f2;backdrop-filter:blur(14px)}.brand{padding:4px 4px 10px}.brand-mark{font-size:22px}.brand b{font-size:15px}.sidebar nav{padding-top:8px;display:grid;grid-template-columns:repeat(4,minmax(90px,1fr));gap:6px;overflow-x:auto}.sidebar nav a{text-align:center;padding:9px 8px;white-space:nowrap}.sidebar-bottom{display:flex;margin-top:10px;padding:10px 4px 0}.admin-main{grid-column:auto}.topbar{min-height:auto;padding:18px 18px 16px;align-items:flex-start}.topbar h1{font-size:25px}.topbar-actions{max-width:56%;}.admin-content{padding:18px;max-width:none}.grid.two,.grid.compact{grid-template-columns:1fr}.stat-grid{grid-template-columns:repeat(2,1fr)}.book-admin-grid{grid-template-columns:1fr}.split-editor{grid-template-columns:1fr;height:auto;min-height:0}.split-editor section{height:auto;min-height:430px}.split-editor section+section{border-left:0;border-top:1px solid #28313a}.split-editor textarea{min-height:430px}.preview-paper{min-height:430px}.upload-line{flex-wrap:wrap}.upload-line .btn{margin-left:0}.form-actions{flex-wrap:wrap}.form-actions .btn{flex:1 1 180px}
}
@media(max-width:600px){
  .sidebar nav{grid-template-columns:repeat(4,110px)}.topbar{display:block}.topbar-actions{max-width:none;margin-top:12px;justify-content:flex-start}.topbar-actions .btn{flex:1 1 auto}.admin-content{padding:14px}.stat-grid{grid-template-columns:1fr 1fr;gap:10px}.stat{padding:16px}.stat b{font-size:25px}.book-admin-card{grid-template-columns:90px 1fr;min-height:210px}.mini-cover{padding:14px 8px}.mini-cover b{font-size:15px}.book-admin-info{padding:15px}.book-admin-info h2{font-size:20px}.book-stats{display:grid;gap:3px}.actions{gap:7px}.actions .btn,.actions form,.actions form .btn{flex:1 1 110px;width:auto}.chapter-list{padding:5px}.chapter-row{grid-template-columns:24px 38px minmax(0,1fr);gap:8px;padding:12px 8px}.chapter-row .chapter-name{min-width:0}.chapter-row .chapter-name strong,.chapter-row .chapter-name small{overflow:hidden;text-overflow:ellipsis}.chapter-row>.badge{grid-column:3;justify-self:start}.chapter-row>.btn{grid-column:2 / span 1;width:100%}.chapter-row>form{grid-column:3;display:block!important;justify-self:start}.chapter-row>form .icon-btn{display:inline-flex!important}.chapter-row .btn{display:inline-flex!important}.drag{align-self:start;padding-top:6px}.chapter-num{align-self:start;padding-top:5px}.row-link{align-items:flex-start;gap:12px}.row-meta{flex-direction:column;align-items:flex-end;gap:5px}.editor-toolbar{padding:12px}.upload-line{align-items:stretch}.file-pill,.upload-line .btn{width:100%;justify-content:center}.split-editor section{min-height:360px}.split-editor textarea,.preview-paper{min-height:360px}.preview-paper{margin:8px;padding:24px 20px}.import-drop{padding:28px 16px}.install-form,.editor-form{padding:18px}.panel-head{padding:16px;align-items:flex-start;gap:12px;flex-direction:column}.panel-head .btn{width:100%}
}
@media(max-width:420px){.stat-grid{grid-template-columns:1fr}.sidebar nav{grid-template-columns:repeat(4,104px)}.book-admin-card{grid-template-columns:76px 1fr}.mini-cover span{font-size:7px}.book-admin-info{padding:12px}.topbar h1{font-size:22px}.topbar-actions{display:grid;grid-template-columns:1fr 1fr}.topbar-actions .btn{width:100%}}

/* v1.2 — one-book/many-chapters authoring workflow */
.book-structure-note{display:flex;gap:14px;align-items:flex-start;padding:16px 18px;margin-bottom:16px;border-color:#3a4d58;background:linear-gradient(135deg,#15222a,#0e1419)}
.book-structure-note b{white-space:nowrap;color:#d9edf5;font:600 15px Georgia,serif}
.book-structure-note span{color:#8799a4;line-height:1.55}.book-structure-note em{color:#b9d6e1;font-style:normal}
.panel-head-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.append-status{display:flex;flex-direction:column;gap:5px;max-width:590px;margin:18px auto 0;padding:12px 15px;border:1px solid #304451;border-radius:8px;background:#091117aa;color:#748894}
.append-status b{color:#b9dce9;font-size:13px}.append-status span{font-size:12px;line-height:1.5}
.save-chapter-actions{display:flex;gap:8px;margin-left:auto}.save-chapter-actions .btn{white-space:nowrap}
.editor-form label>small{display:block;margin-top:5px;color:#657785;font-size:11px;line-height:1.45}.editor-form label>small:first-child{display:inline;margin-left:4px}
.preview-paper{position:relative;background:radial-gradient(circle at 19% 12%,#6d3a2225 0 4%,transparent 12%),radial-gradient(circle at 82% 87%,#35180f40 0 7%,transparent 16%),linear-gradient(100deg,#604934,#8d7554 8%,#a58d68 48%,#816648 92%,#4b3527);color:#17110d;border:1px solid #3b2417;box-shadow:inset 0 0 55px #1d0d07aa,inset 0 0 9px #0007,0 10px 28px #0008;font-family:"Apple Chancery","Segoe Print","Lucida Handwriting","Bradley Hand","Snell Roundhand",Georgia,serif;letter-spacing:.01em;text-shadow:0 .2px .25px #0007}
.preview-paper:before{content:'';position:absolute;inset:0;pointer-events:none;background:repeating-linear-gradient(7deg,transparent 0 29px,#1e0e0912 30px 31px),radial-gradient(circle at 8% 72%,#10080665 0 1%,transparent 5%),radial-gradient(circle at 93% 18%,#12080665 0 2%,transparent 7%);mix-blend-mode:multiply}
@media(max-width:900px){.book-structure-note{flex-direction:column}.book-structure-note b{white-space:normal}.panel-head-actions{width:100%;justify-content:stretch}.panel-head-actions .btn{flex:1 1 180px}.save-chapter-actions{width:100%;margin-left:0}.save-chapter-actions .btn{flex:1}}
@media(max-width:520px){.save-chapter-actions{display:grid;grid-template-columns:1fr}.panel-head-actions{display:grid;grid-template-columns:1fr}.append-status{text-align:left}.book-structure-note{padding:14px}}