:root{--ink:#1c2828;--muted:#687573;--line:#dce5e1;--paper:#f7faf8;--panel:#fff;--accent:#18756f;--accent-deep:#105b56;--lime:#cbdc52;--gold:#d9b46e;--red:#b9544d;--radius:6px;--shadow:0 8px 30px rgba(24,47,43,.06)}
*{box-sizing:border-box}body{margin:0;color:var(--ink);font-family:"Microsoft YaHei",Arial,sans-serif;background:var(--paper);font-size:14px;letter-spacing:0}button,input,textarea{font:inherit}button{cursor:pointer}.hidden{display:none!important}
.login-screen{min-height:100vh;background:linear-gradient(120deg,#e4efe7 0%,#f8fbf4 46%,#f2e9d9 100%);display:grid;place-items:center;position:relative;padding:28px}.login-mark{position:absolute;left:38px;top:30px;font-size:20px;font-weight:700;letter-spacing:2px}.login-mark span{font-size:9px;letter-spacing:1.5px;color:var(--muted);margin-left:8px}.login-panel{width:min(420px,100%);background:rgba(255,255,255,.82);border:1px solid rgba(255,255,255,.9);box-shadow:var(--shadow);padding:42px;border-radius:8px}.eyebrow{font-size:10px;letter-spacing:1.5px;color:var(--accent);font-weight:700;margin:0 0 18px}.login-panel h1{font-size:27px;margin:0 0 10px}.login-panel>p:not(.eyebrow):not(.form-error){color:var(--muted);margin:0 0 31px;line-height:1.7}.login-panel label{display:block;font-size:12px;font-weight:700;margin-bottom:8px}.secret-row{display:flex;border:1px solid var(--line);background:#fff;border-radius:4px;overflow:hidden}.secret-row input{border:0;outline:0;min-width:0;flex:1;padding:12px}.icon-button{border:0;background:#fff;color:var(--muted);width:40px}.form-error{min-height:20px;margin:8px 0;color:var(--red);font-size:12px}.primary{border:0;background:var(--accent);color:#fff;padding:11px 16px;border-radius:4px;font-weight:700}.primary:hover{background:var(--accent-deep)}.full{width:100%}.login-foot{position:absolute;bottom:25px;font-size:12px;color:var(--muted)}
.app{display:flex;min-height:100vh}.sidebar{width:230px;background:#193937;color:#e6f0ec;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0}.brand{color:#fff;text-decoration:none;display:flex;gap:11px;align-items:center;padding:28px 22px 31px;font-size:18px;font-weight:700}.brand b{display:grid;place-items:center;height:31px;width:31px;background:var(--lime);color:#1c3836;border-radius:4px}.brand small{display:block;font-size:8px;letter-spacing:1.2px;font-weight:400;color:#9fb5ae;margin-top:3px}.nav{display:grid;gap:4px;padding:0 12px}.nav a{height:43px;display:flex;align-items:center;gap:12px;text-decoration:none;color:#bdd0cb;border-radius:4px;padding:0 10px}.nav a i{font-style:normal;width:18px;text-align:center;font-size:17px}.nav a:hover,.nav a.active{background:#28514d;color:#fff}.nav a.active{box-shadow:inset 3px 0 0 var(--lime)}.sidebar-bottom{margin-top:auto;border-top:1px solid #315a56;padding:17px 21px;color:#b2c6c0;font-size:11px}.online-dot{display:inline-block;width:7px;height:7px;background:var(--lime);border-radius:50%;margin-right:7px}.text-button{display:block;border:0;background:transparent;color:#b2c6c0;font-size:11px;padding:9px 0 0 14px;margin-top:3px}.main{margin-left:230px;width:calc(100% - 230px);min-height:100vh;padding:34px clamp(24px,4vw,64px) 60px;max-width:1580px}.page-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:29px;gap:16px}.page-head h1{margin:0;font-size:25px;letter-spacing:0}.page-head p{margin:8px 0 0;color:var(--muted)}.page-actions{display:flex;gap:9px}.secondary{border:1px solid var(--line);background:#fff;color:var(--ink);padding:10px 14px;border-radius:4px}.secondary:hover{border-color:#91aaa2}.section-title{font-size:12px;color:var(--muted);margin:0 0 11px;font-weight:700;letter-spacing:.5px;text-transform:uppercase}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-bottom:35px}.stat{background:#fff;border:1px solid var(--line);padding:18px;border-radius:var(--radius)}.stat strong{display:block;font-size:28px;font-weight:600;margin-bottom:5px}.stat span{font-size:12px;color:var(--muted)}.stat:nth-child(2) strong{color:var(--accent)}.stat:nth-child(3) strong{color:#9b7a30}.stat:nth-child(4) strong{color:#5b7588}.two-col{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(300px,.9fr);gap:26px}.list-panel,.side-panel,.detail-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius)}.list-panel-header{display:flex;justify-content:space-between;align-items:center;padding:17px 19px;border-bottom:1px solid var(--line)}.list-panel-header h2,.side-panel h2{font-size:15px;margin:0}.record-row{padding:16px 19px;border-bottom:1px solid #edf1ef;display:flex;justify-content:space-between;gap:18px;cursor:pointer}.record-row:last-child{border:0}.record-row:hover{background:#f8fbf9}.record-name{font-weight:700}.record-summary{font-size:12px;color:var(--muted);margin-top:5px;line-height:1.5}.row-meta{text-align:right;white-space:nowrap;font-size:11px;color:var(--muted)}.path-chip{display:inline-block;background:#edf5f0;color:var(--accent-deep);font-size:11px;padding:3px 6px;border-radius:3px;margin-top:6px}.side-panel{padding:19px}.directory-preview{border-left:1px solid var(--line);margin:15px 0 0 6px;padding-left:15px}.directory-preview div{padding:7px 0;font-size:13px}.directory-preview span{color:var(--muted);font-family:ui-monospace,monospace;font-size:11px;margin-right:8px}.tip{margin-top:20px;background:#f4f7d9;border-left:3px solid var(--lime);padding:12px;color:#506146;font-size:12px;line-height:1.6}.tab-bar{display:flex;gap:2px;border-bottom:1px solid var(--line);margin-bottom:24px}.tab{padding:10px 16px;border:0;background:transparent;color:var(--muted);border-bottom:2px solid transparent}.tab.active{color:var(--accent-deep);font-weight:700;border-bottom-color:var(--accent)}.editor-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(360px,.9fr);gap:25px}.editor-pane{min-width:0}.field{margin-bottom:18px}.field label{font-weight:700;font-size:12px;display:flex;justify-content:space-between;margin-bottom:8px}.field label small{font-weight:400;color:var(--muted)}.input,.textarea{display:block;width:100%;border:1px solid var(--line);background:#fff;border-radius:4px;padding:10px 11px;color:var(--ink);outline:0}.input:focus,.textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(24,117,111,.09)}.textarea{resize:vertical;min-height:100px;line-height:1.65}.raw-text{min-height:390px}.editor-side{background:#f0f5f1;border:1px solid var(--line);border-radius:var(--radius);padding:21px;height:max-content;position:sticky;top:20px}.editor-side h2{font-size:16px;margin:0 0 8px}.editor-side p{color:var(--muted);font-size:12px;line-height:1.6;margin:0 0 17px}.check-paths{display:grid;gap:8px}.check-path{display:flex;align-items:center;gap:8px;font-size:13px}.check-path input{accent-color:var(--accent)}.block-card{background:#fff;border:1px solid var(--line);border-radius:4px;margin-bottom:12px;padding:12px}.block-card h3{font-size:13px;margin:0 0 8px}.editor-footer{display:flex;justify-content:space-between;align-items:center;margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}.muted{color:var(--muted);font-size:12px}.directory-layout{display:grid;grid-template-columns:340px minmax(0,1fr);gap:25px}.tree{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:10px}.tree-node{padding:8px 8px;cursor:pointer;border-radius:3px}.tree-node:hover,.tree-node.selected{background:#edf5f0;color:var(--accent-deep)}.tree-node.level-1{margin-left:16px}.tree-node.level-2{margin-left:32px}.tree-node.level-3{margin-left:48px}.tree-node code{font-size:11px;color:var(--muted);margin-right:7px}.directory-content{padding:22px}.directory-content h2{margin:0;font-size:21px}.directory-content>p{color:var(--muted)}.record-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:22px}.mini-record{border:1px solid var(--line);padding:14px;border-radius:4px}.mini-record b{display:block}.mini-record span{font-size:12px;color:var(--muted);margin-top:5px;display:block}.search-form{display:flex;gap:9px;margin-bottom:20px}.search-form .input{height:42px}.filter-row{display:flex;gap:7px;margin-bottom:22px;flex-wrap:wrap}.filter{border:1px solid var(--line);border-radius:20px;padding:6px 10px;background:#fff;color:var(--muted);font-size:12px}.filter.active{border-color:var(--accent);color:var(--accent)}.search-result{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:19px;margin-bottom:11px;cursor:pointer}.search-result:hover{border-color:#a3bbb3}.search-result h2{font-size:16px;margin:0}.search-result p{margin:8px 0;color:var(--muted);line-height:1.6}.ai-shell{max-width:900px}.ai-prompt{background:#143c39;color:#f2f7f4;padding:25px;border-radius:6px;position:relative;overflow:hidden}.ai-prompt:after{content:'✦';position:absolute;right:25px;top:8px;font-size:80px;color:rgba(203,220,82,.17)}.ai-prompt h2{margin:0 0 7px;font-size:20px}.ai-prompt p{margin:0;color:#bfceca}.ai-box{display:flex;background:#fff;border-radius:4px;margin-top:20px;position:relative;z-index:1}.ai-box input{flex:1;border:0;background:transparent;padding:13px;outline:0;color:#fff}.ai-box input::placeholder{color:#9eb7b0}.ai-box button{margin:5px;border:0;border-radius:3px;background:var(--lime);color:#23423e;font-weight:700;padding:0 17px}.answer{background:#fff;border:1px solid var(--line);border-radius:6px;margin-top:22px;padding:22px}.answer-label{color:var(--accent);font-size:11px;font-weight:700;letter-spacing:1px}.answer p{line-height:1.75;margin:10px 0 0}.detail-top{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}.detail-top h1{font-size:27px;margin:0}.detail-top h1 span{font-weight:400;color:var(--muted)}.detail-top .reference{margin-top:13px;color:var(--muted);font-size:13px}.detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px;margin-top:22px}.content-block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:13px}.content-block h2{font-size:14px;margin:0 0 13px}.content-block p{white-space:pre-wrap;line-height:1.8;margin:0;color:#31413f}.meta-list{padding:19px}.meta-list h2{font-size:13px;margin:0 0 11px}.meta-list section{padding:0 0 18px;margin-bottom:18px;border-bottom:1px solid var(--line)}.meta-list section:last-child{border:0}.tag{display:inline-block;background:#edf5f0;color:var(--accent-deep);font-size:11px;padding:4px 7px;border-radius:3px;margin:0 4px 5px 0}.toast{position:fixed;bottom:24px;right:24px;transform:translateY(80px);opacity:0;background:#183936;color:#fff;padding:11px 15px;border-radius:4px;transition:.22s;box-shadow:var(--shadow);z-index:4}.toast.show{transform:translateY(0);opacity:1}.empty{padding:32px;color:var(--muted);text-align:center;border:1px dashed var(--line);border-radius:5px}
@media(max-width:900px){.sidebar{width:64px}.brand{padding:22px 16px}.brand span,.nav a:not(:has(i)),.nav a{font-size:0}.nav a i{font-size:17px}.sidebar-bottom{font-size:0;padding:15px 25px}.sidebar-bottom .text-button{display:none}.main{margin-left:64px;width:calc(100% - 64px);padding:27px 24px}.two-col,.editor-grid,.directory-layout,.detail-layout{grid-template-columns:1fr}.editor-side{position:static}.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.login-mark{left:23px;top:20px}.login-panel{padding:30px 23px}.main{padding:23px 15px}.page-head{display:block}.page-actions{margin-top:15px}.stats{gap:9px}.stat{padding:13px}.record-grid{grid-template-columns:1fr}.search-form{display:grid;grid-template-columns:1fr}.detail-top{padding:19px}.detail-top h1{font-size:22px}}
.tree-node{display:block;width:calc(100% - var(--depth)*16px);margin-left:calc(var(--depth)*16px);text-align:left;border:0;background:transparent;color:var(--ink)}.directory-rule{margin:18px 0;background:#edf5f0;border-left:3px solid var(--accent);color:#47635e;padding:10px 12px;font-size:12px;line-height:1.6}.directory-form{border-top:1px solid var(--line);padding-top:18px}.directory-form>label{display:block;font-size:12px;font-weight:700;margin-bottom:8px}.add-directory-row{display:flex;gap:8px}.add-directory-row .input{min-width:0}.same-name{display:block;margin-top:9px;font-size:12px;color:var(--muted)}.same-name input{accent-color:var(--accent);margin-right:5px}.mini-record{cursor:pointer}.mini-record:hover{border-color:#9db7af}.terminal-list{max-height:420px;overflow:auto;padding-right:4px}.check-path span{line-height:1.45}.check-path code{font-size:10px;color:var(--muted)}.add-dir-link{margin-top:11px}.classification-detail{font-size:12px;line-height:1.6;color:var(--muted)}.classification-detail b{color:var(--accent-deep);font-family:ui-monospace,monospace}
.tree-row{display:flex;align-items:center;margin-left:calc(var(--depth)*16px)}.tree-row .tree-node{margin-left:0;width:auto;flex:1}.tree-toggle,.assignment-toggle{border:0;background:transparent;color:var(--accent-deep);width:25px;height:28px;padding:0;font-size:15px}.tree-toggle:disabled,.assignment-toggle:disabled{color:#b6c4c0;cursor:default}.directory-query{margin:12px 0 10px}.assignment-tree{border-top:1px solid #d7e2dd;border-bottom:1px solid #d7e2dd;padding:6px 0;max-height:310px;overflow:auto}.assignment-row{display:flex;align-items:center;margin-left:calc(var(--depth)*13px);min-height:30px}.assignment-choice{display:flex;align-items:center;gap:7px;cursor:pointer;font-size:12px}.assignment-choice input{accent-color:var(--accent)}.assignment-choice code,.assignment-label code{display:inline-block;width:62px;color:var(--muted);font-size:10px;font-family:ui-monospace,monospace}.assignment-label{font-size:12px;color:#42534f}.match-list{margin-top:15px}
.planned-classifications{margin-top:10px;padding:9px 10px;background:#f7f2df;border-left:3px solid var(--gold);font-size:11px;color:#66572f}.planned-classifications b{display:block;margin-bottom:4px}.planned-classifications span{display:block;line-height:1.55}
.tree-row[hidden],.assignment-row[hidden]{display:none}.recent-panel{max-width:920px}
.secret-hidden{-webkit-text-security:disc}.ai-box input{color:var(--ink)}.ai-box input::placeholder{color:var(--muted)}

/* Phone layout: fixed top identity, bottom navigation, and single-column work surfaces. */
@media(max-width:720px){
  body{overflow-x:hidden;padding:0;-webkit-text-size-adjust:100%}
  button,.nav a{min-height:44px;touch-action:manipulation}
  .app{display:block;min-height:100dvh}
  .sidebar{inset:auto 0 0;width:100%;height:calc(64px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:block;border-top:1px solid #315a56;z-index:20}
  .brand{position:fixed;inset:0 0 auto;height:54px;padding:8px 14px;background:rgba(247,250,248,.96);border-bottom:1px solid var(--line);color:var(--ink);z-index:21;gap:9px;backdrop-filter:blur(10px)}
  .brand b{width:30px;height:30px;font-size:14px}
  .brand span{display:block;font-size:15px}
  .brand small{display:none}
  .nav{width:100%;height:64px;padding:5px 6px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:2px}
  .nav a,.nav a:not(:has(i)){height:54px;min-width:0;padding:3px 1px;display:flex;flex-direction:column;justify-content:center;gap:2px;border-radius:3px;font-size:10px;color:#bdd0cb;white-space:nowrap}
  .nav a i{width:auto;font-size:18px;line-height:1}
  .nav a.active{box-shadow:inset 0 -3px 0 var(--lime)}
  .sidebar-bottom{position:fixed;top:8px;right:10px;margin:0;padding:0;border:0;font-size:0;z-index:22}
  .sidebar-bottom .online-dot{display:none}
  .sidebar-bottom .text-button{display:block;margin:0;padding:7px 10px;min-height:36px;border:1px solid var(--line);border-radius:4px;background:#fff;color:var(--muted);font-size:11px}
  .main{margin:0;width:100%;max-width:none;min-height:100dvh;padding:74px 14px calc(88px + env(safe-area-inset-bottom))}
  .page-head{display:flex;align-items:flex-start;margin-bottom:21px;gap:12px}
  .page-head h1{font-size:22px}
  .page-head p{font-size:12px;line-height:1.55}
  .page-actions{margin:0 0 0 auto;flex-wrap:wrap;justify-content:flex-end}
  .page-actions button{padding:9px 11px}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-bottom:24px}
  .stat{min-width:0;padding:13px}
  .stat strong{font-size:24px}
  .two-col,.editor-grid,.directory-layout,.detail-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:16px}
  .record-row{display:grid;grid-template-columns:minmax(0,1fr);gap:8px;padding:14px}
  .row-meta{text-align:left;white-space:normal}
  .editor-side{position:static;padding:16px}
  .raw-text{min-height:240px}
  .input,.textarea,.secret-row input,.ai-box input{font-size:16px}
  .textarea{min-height:120px}
  .assignment-tree{max-height:46vh}
  .assignment-row{margin-left:calc(var(--depth)*9px)}
  .assignment-choice code,.assignment-label code{width:54px}
  .editor-footer{align-items:stretch;gap:12px}
  .editor-footer .primary{margin-left:auto;min-width:150px}
  .tree{max-height:44vh;overflow:auto}
  .tree-row{margin-left:calc(var(--depth)*10px)}
  .directory-content,.content-block,.meta-list,.answer{padding:16px}
  .record-grid{grid-template-columns:1fr}
  .detail-top{padding:18px}
  .detail-top h1{font-size:21px;line-height:1.45;overflow-wrap:anywhere}
  .detail-top .reference,.classification-detail,.content-block p{overflow-wrap:anywhere}
  .search-result{padding:15px}
  .ai-prompt{padding:18px 15px}
  .ai-prompt:after{right:12px;font-size:58px}
  .toast{left:12px;right:12px;bottom:calc(76px + env(safe-area-inset-bottom));text-align:center}
}

@media(max-width:420px){
  .login-screen{min-height:100dvh;padding:72px 15px 58px;align-items:start}
  .login-mark{left:18px;top:19px}
  .login-panel{padding:25px 18px}
  .login-foot{bottom:18px}
  .main{padding-left:12px;padding-right:12px}
  .page-head{display:block}
  .page-actions{margin-top:12px;justify-content:flex-start}
  .page-actions button{flex:1}
  .editor-footer{display:grid;grid-template-columns:1fr}
  .editor-footer .primary{width:100%;margin:0}
  .add-directory-row,.ai-box{display:grid;grid-template-columns:1fr}
  .ai-box button{height:42px;margin:0 5px 5px}
  .filter-row{gap:5px}
  .filter{padding:7px 9px}
}