/* Additive mobile / tablet / offline experience; existing desktop styles remain. */
:root{--visual-height:100dvh;--visual-top:0px}
button,input,textarea,select{touch-action:manipulation}
.device-state{display:flex;justify-content:space-between;gap:16px;padding:9px 28px;border-bottom:1px solid var(--line);font-size:11px;color:#74856b;background:#f0f4eb}
.cloud-state{color:#997850}.mobile-dock{display:none}
.chapter-toggle{display:none}
.reference-selector{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:16px 0}
.reference-selector span{font-size:12px;font-weight:600;white-space:nowrap}
.reference-selector select{min-width:0;max-width:145px;background:#f1f5ec;border:1px solid #dbe4d1;color:#647c54;padding:8px;border-radius:6px;font-size:12px}
.reference-note{font-size:11px;line-height:1.8;color:#899b79;margin-bottom:16px}
.reference-card{border:1px solid #e2e8d9;border-radius:7px;padding:13px;background:#f9fbf5;margin-bottom:12px;overflow-wrap:anywhere}
.reference-card summary{cursor:pointer;font-size:14px;color:#657e56;line-height:1.8}
.reference-card p,.reference-card pre{font:12px/2 var(--sans);white-space:pre-wrap;color:#829372;margin:12px 0 0;overflow-wrap:anywhere}
.reference-card small{display:block;color:#9ba68d;font-size:11px;margin-top:10px}
.record-filter{display:block;margin-bottom:20px}.record-filter span{font-size:12px;color:#8c9d7d;display:block;margin-bottom:8px}
.record-filter input{border:1px solid #dde5d4;border-radius:6px;padding:11px;width:100%;background:#fbfcf8;color:var(--ink);font-size:14px}
.safety-card{border:1px solid #dfe6d5;border-radius:8px;background:#fafcf6;padding:24px;margin-bottom:22px;display:flex;gap:22px;align-items:center}
.safety-card h2{font-size:16px;margin-bottom:10px}.safety-card p{font-size:12px;line-height:1.9;color:#829672;margin-top:7px}
.safety-card>div:first-child{flex:1}.safety-card>div:last-child{display:flex;flex-direction:column;gap:10px}
.reading-mode .sidebar,.reading-mode .topbar,.reading-mode .device-state,.reading-mode .mobile-dock{display:none}
.reading-mode .novel-page{padding:0}.reader{height:var(--visual-height);display:flex;flex-direction:column;background:#f6f5ef}
.reader-toolbar,.reader-footer{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px max(20px,env(safe-area-inset-left));background:#fbfcf7;border-bottom:1px solid #e5e9dc;flex-shrink:0}
.reader-toolbar>span{flex:1;text-align:center;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#80916e}
.reader-toolbar>div{display:flex;gap:8px}.reader-toolbar .btn{min-height:42px;min-width:42px}
.reader-scroll{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable;position:relative;outline-offset:-4px}
.reader-body{max-width:780px;padding:50px 40px 70px;margin:auto;font-family:var(--serif);line-height:2.15;overflow-wrap:anywhere;color:#485940}
.reader-size-16{font-size:16px}.reader-size-18{font-size:18px}.reader-size-20{font-size:20px}.reader-size-22{font-size:22px}.reader-size-24{font-size:24px}.reader-size-26{font-size:26px}.reader-size-28{font-size:28px}
.reader-body h1{font-size:1.5em;margin-bottom:38px}.reader-body p{white-space:pre-wrap;margin:0 0 1em}.reader-body .reader-end{font-size:12px;color:#a0ad90;text-align:center;margin-top:60px}
.reader-footer{border-top:1px solid #e5e9dc;border-bottom:0;padding-bottom:max(14px,env(safe-area-inset-bottom));font-size:12px}
.reader-footer>span{text-align:center}.reader-footer b{font-size:14px;font-weight:500}.reader-footer small{display:block;font-size:10px;color:#8b9a7d;margin:5px 0}.reader-footer .save-state{display:flex;justify-content:center}
.focus-mode .device-state,.focus-mode .mobile-dock{display:none}.focus-mode .writing-layout{height:calc(var(--visual-height) - 52px)}
@media(min-width:900px) and (max-width:1365px) and (orientation:landscape){
  .sidebar{width:180px}.brand b{font-size:12px}.brand small{font-size:6px}.brand-mark{width:30px}
  .novel-page{padding:18px}.writing-layout{display:grid;grid-template-columns:minmax(280px,1fr) 250px;grid-template-rows:auto minmax(460px,calc(100dvh - 350px));height:auto;gap:12px}
  .chapter-panel{grid-column:1/-1;max-height:152px}.chapter-panel .panel-heading{padding:8px 12px}.chapter-list{display:flex;overflow:auto;gap:6px;padding:6px}.chapter-item{width:185px;min-width:185px;margin:0;padding:10px}.chapter-panel-footer{padding:8px 12px}
  .editor-panel{height:100%}.inspector{grid-column:auto;max-height:none;margin:0}.editor-paper{padding:20px 24px 0}.editor-toolbar{flex-wrap:wrap}.toolbar-actions{gap:10px}.focus-mode .writing-layout{display:block}
}
@media(min-width:721px) and (max-width:899px){
  .sidebar{width:165px;padding:20px 10px 0}.brand b{font-size:11px}.brand small{font-size:6px;letter-spacing:.7px}.brand-mark{width:27px}.brand{gap:6px}.sidebar-note{margin-left:12px;margin-right:5px}.nav-item{padding:12px 10px;gap:8px}
  .topbar{padding:0 20px}.top-tools{gap:12px}.top-tools>.text-btn{padding-left:10px}.novel-page{padding:18px}.writing-layout{grid-template-columns:140px minmax(230px,1fr)}.editor-toolbar{flex-wrap:wrap}.toolbar-actions{gap:10px}
  .safety-card{display:block}.safety-card>div:last-child{flex-direction:row;flex-wrap:wrap;margin-top:16px}
}
@media(max-width:720px){
  :root{font-size:15px}.app-shell{padding-bottom:calc(70px + env(safe-area-inset-bottom))}
  .sidebar{padding:14px 16px 10px}.brand{margin-bottom:4px}.primary-nav{display:none}.sidebar nav[aria-label="小说资料"]{margin-top:13px;padding-bottom:4px}.sidebar nav[aria-label="小说资料"] .nav-item{font-size:12px;min-height:44px;padding:11px 12px}
  .topbar{height:auto;min-height:52px;padding:8px 16px;gap:10px;flex-wrap:wrap}.top-tools{gap:10px}.top-tools>.text-btn{min-height:36px;font-size:11px;padding-left:0;border:0}.top-tools>.text-btn .icon{display:none}.breadcrumb{font-size:11px}
  .device-state{font-size:11px;padding:9px 16px}.device-state>span:last-child{display:none}
  .mobile-dock{position:fixed;bottom:0;left:0;right:0;z-index:10;background:#f9fcf7f5;border-top:1px solid #dce7d5;display:grid;grid-template-columns:repeat(4,1fr);padding:6px 12px max(6px,env(safe-area-inset-bottom));backdrop-filter:blur(12px)}
  .dock-btn{display:flex;flex-direction:column;gap:5px;align-items:center;justify-content:center;border:0;background:transparent;border-radius:8px;color:#638055;font-size:11px;min-height:51px}.dock-btn:active{background:#e6efdf}.dock-btn .icon{width:20px;height:20px}
  .btn,.icon-btn{min-height:44px}.icon-btn{min-width:44px}.field input,.field textarea,.field select{font-size:16px}.field>span{font-size:14px}.field-hint{font-size:12px}.dialog-intro{font-size:13px}.dialog{max-height:calc(var(--visual-height) - 28px)}
  .novel-heading h1{font-size:23px}.novel-heading .btn{font-size:12px}.novel-heading p{font-size:12px}.novel-actions{align-items:center}
  .mobile-writing .sidebar .brand{display:none}.mobile-writing .sidebar{padding-top:3px;padding-bottom:0}.mobile-writing .sidebar nav[aria-label="小说资料"]{margin-top:0}.mobile-writing .topbar .breadcrumb{display:none}.mobile-writing .topbar{min-height:42px;padding-top:0;padding-bottom:0}.mobile-writing .top-tools{width:100%;justify-content:space-between}.mobile-writing .device-state{padding-top:6px;padding-bottom:6px}
  .mobile-writing .novel-page{padding:12px}.mobile-writing .novel-heading{gap:8px;flex-wrap:nowrap;margin:0 0 12px;align-items:center}.mobile-writing .novel-heading>div:first-child{min-width:0;flex:1}.mobile-writing .novel-heading h1{font-size:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:0}.mobile-writing .novel-heading h1 .genre-tag{display:none}.mobile-writing .novel-heading p,.mobile-writing .novel-heading>div:first-child>.text-btn{display:none}.mobile-writing .novel-actions{width:auto;gap:6px;flex-shrink:0}.mobile-writing .novel-actions>.save-state{display:none}.mobile-writing .novel-actions .btn{font-size:11px;min-height:40px;padding:7px}.mobile-writing .novel-actions .btn .icon{width:14px;height:14px}
  .mobile-writing .chapter-panel{display:none}.mobile-writing .chapter-panel.mobile-open{display:flex}.chapter-toggle{display:inline-flex}
  .writing-layout{gap:12px}.chapter-panel{max-height:210px}.chapter-item{min-height:70px;min-width:175px}.chapter-item b{font-size:13px}.chapter-item small{font-size:11px}.chapter-panel-footer{font-size:11px}.panel-heading h2{font-size:14px}
  .editor-panel{height:calc(100svh - 130px);min-height:450px}.editor-toolbar{flex-wrap:wrap;gap:4px;padding:8px 12px}.status-select select{min-height:38px;font-size:12px}.toolbar-actions{gap:6px;flex:1;justify-content:flex-end;flex-wrap:wrap}.toolbar-actions .text-btn{font-size:12px;min-height:40px;padding:0 4px}.toolbar-actions .icon-btn{min-width:38px;min-height:40px}
  .editor-paper{padding:18px 22px 0}.chapter-content{min-height:0;font-size:18px;line-height:2;scroll-padding-block:30px;padding-bottom:40px}.chapter-title{font-size:21px}.editor-footer{min-height:44px;font-size:11px;padding:10px 12px}.editor-footer>.save-state{font-size:10px}.editor-footer>span:last-child{display:none}
  .mobile-writing .editor-panel{height:calc(var(--visual-height) - 280px);min-height:350px}.mobile-writing .editor-toolbar{flex-wrap:nowrap;padding:8px;gap:6px}.mobile-writing .toolbar-actions{flex-wrap:nowrap;overflow:auto;justify-content:flex-start;min-width:0;gap:5px}.mobile-writing .toolbar-actions>*{flex-shrink:0}.mobile-writing .status-select select{max-width:68px}.mobile-writing .toolbar-actions .text-btn{min-height:42px;font-size:12px;white-space:nowrap;padding:0 3px}.mobile-writing .toolbar-actions .icon{width:14px;height:14px}
  .reference-selector{margin:15px 0}.reference-selector select{min-height:44px;font-size:14px}.reference-selector>span{font-size:14px}.reference-card summary{font-size:16px}.reference-card p,.reference-card pre{font-size:14px}
  .search-controls{flex-wrap:wrap}.search-input-wrap input{font-size:16px}.search-controls>select{font-size:13px;max-width:100%}.search-input-wrap{min-width:200px}.search-result p{font-size:14px}.record-filter input{font-size:16px;min-height:44px}.record-card b{font-size:15px}.record-card small{font-size:12px}.detail-text{font-size:15px}
  .safety-card{padding:20px;display:block}.safety-card>div:last-child{margin-top:17px;flex-direction:row;flex-wrap:wrap}.backup-notice p,.backup-card p{font-size:13px}.backup-card small{font-size:11px}.snapshot-row{flex-wrap:wrap}.snapshot-row .text-btn{min-height:40px;font-size:12px}.help-content p{font-size:14px}
  .reading-mode,.focus-mode{padding-bottom:0}.reader-toolbar{padding:10px 16px;gap:10px}.reader-toolbar>span{font-size:12px}.reader-toolbar .btn{padding:9px 10px}.reader-body{padding:32px 24px 60px}.reader-body h1{font-size:1.3em;line-height:1.8}.reader-footer{gap:10px;padding-left:16px;padding-right:16px}.reader-footer .btn{font-size:12px;padding:10px}.reader-footer small{font-size:9px}.reader-footer .save-state{font-size:10px}
  .focus-mode .writing-layout{height:var(--visual-height);min-height:0}.focus-mode .editor-panel{height:100%;min-height:0}.focus-mode .editor-paper{padding:20px 22px 0}
  .focus-mode.mobile-writing .editor-panel{height:100%;min-height:0}.focus-mode .chapter-toggle{display:none}.reading-mode.mobile-writing .novel-page{padding:0}
  body.keyboard-open .sidebar,body.keyboard-open .topbar,body.keyboard-open .device-state,body.keyboard-open .novel-heading,body.keyboard-open .chapter-panel,body.keyboard-open .inspector,body.keyboard-open .mobile-dock{display:none}
  body.keyboard-open .app-shell{padding:0}body.keyboard-open .novel-page{padding:0}body.keyboard-open .writing-layout{position:fixed;top:var(--visual-top);left:0;right:0;height:var(--visual-height);min-height:0;margin:0;z-index:15;display:flex}
  body.keyboard-open .editor-panel{height:100%;min-height:0;border-radius:0;width:100%}body.keyboard-open .editor-paper{padding:8px 20px 0}body.keyboard-open .chapter-title{font-size:18px;padding:3px 0}body.keyboard-open .paper-rule{margin:6px 0 10px}body.keyboard-open .editor-toolbar{padding:4px 10px}body.keyboard-open .editor-footer{padding:6px 12px;min-height:32px}
  body.keyboard-open .mobile-writing .editor-panel{height:100%;min-height:0}body.keyboard-open .chapter-toggle{display:none}
}