:root{--paper:#f8f6ef;--card:#fffdf7;--ink:#1d342d;--muted:#788177;--line:#dfE4d8;--green:#224b3c;--sage:#e7eee3;--gold:#ad8b4d;--red:#a14136;--radius:14px;--shadow:0 6px 28px rgba(32,55,43,.035)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.75}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #bba46f;outline-offset:3px}::selection{background:#dce7d4}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-weight:600;line-height:1.4}h1{font-size:34px;letter-spacing:.02em}h2{font-size:24px}h3{font-size:19px}.serif{font-family:"Songti SC","STSong","Noto Serif CJK SC",serif}.container{width:min(1120px,calc(100% - 64px));margin-inline:auto}.narrow{max-width:790px}.site-header{height:89px;border-bottom:1px solid var(--line);background:rgba(248,246,239,.97)}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:13px}.brand-mark{display:grid;place-items:center;width:41px;height:41px;border:1px solid var(--green);border-radius:7px;color:var(--green);font-size:24px;font-family:"Songti SC",serif;font-weight:600}.brand-name{font-family:"Songti SC",serif;font-size:23px;letter-spacing:.04em;line-height:1.4}.brand-subtitle{font-size:10px;letter-spacing:.2em;color:var(--muted);text-transform:uppercase}.nav-links{display:flex;align-items:center;gap:29px;font-size:14px}.nav-links a{color:var(--muted)}.nav-links a:hover,.nav-links a.active{color:var(--green)}.nav-links a.active{position:relative}.nav-links a.active:after{content:"";height:3px;width:16px;position:absolute;bottom:-12px;left:calc(50% - 8px);background:var(--green);border-radius:2px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;background:var(--green);border-radius:7px;padding:10px 20px;color:white;font-size:14px;font-weight:500;min-height:43px;line-height:1.5;white-space:nowrap;transition:background .15s,transform .15s}.button:hover{background:#163b2c}.button.secondary{background:transparent;border-color:var(--line);color:var(--ink)}.button.secondary:hover{background:var(--sage)}.button.small{min-height:33px;padding:6px 12px;font-size:13px}.button.danger{background:transparent;color:var(--red);border-color:#e4cbc5}.button.danger:hover{background:#f8ebe7}.text-button{border:0;background:transparent;padding:0;color:var(--muted);font-size:14px}.text-button:hover{color:var(--green)}.hero{display:grid;grid-template-columns:1fr 310px;align-items:center;gap:60px;padding:64px 0 51px;border-bottom:1px solid var(--line)}.eyebrow{display:flex;align-items:center;gap:10px;color:var(--gold);font-size:11px;font-weight:600;letter-spacing:.15em;text-transform:uppercase;margin-bottom:18px}.eyebrow:before{content:"";width:24px;height:1px;background:currentColor}.hero h1{font-size:44px;line-height:1.5;margin-bottom:14px}.hero h1 span{color:var(--green)}.hero p{color:var(--muted);max-width:480px;line-height:1.95;font-size:15px;margin-bottom:0}.hero-art{height:203px;position:relative;display:grid;place-items:center}.book-art{width:221px;height:145px;position:relative;transform:rotate(-7deg);border:1px solid #b4c0ad;border-radius:2px 8px 8px 2px;box-shadow:8px 8px 0 #e6e9dc,9px 9px 0 #b9c1b0;background:linear-gradient(90deg,#e5e9d9 0%,#eff0e5 48%,#bdc6b1 49%,#faf9ef 51%,#f4f2e5 100%)}.book-art:before,.book-art:after{content:"";position:absolute;top:30px;width:67px;height:75px;background:repeating-linear-gradient(transparent 0,transparent 12px,#b9c1ab 13px,#b9c1ab 14px)}.book-art:before{left:20px}.book-art:after{right:20px}.book-label{position:absolute;font-family:"Songti SC",serif;color:var(--green);font-size:27px;bottom:6px;right:14px;letter-spacing:.16em;writing-mode:vertical-rl}.hero-art .leaf{position:absolute;right:17px;top:8px;width:27px;height:53px;border-radius:90% 0 90% 0;background:#607b5f;transform:rotate(28deg);opacity:.7}.hero-art .leaf:after{content:"";position:absolute;inset:9px 13px;border-left:1px solid #cdd5bf;transform:rotate(-15deg)}.library{padding:38px 0 72px}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.section-heading h2{margin-bottom:0;font-family:"Songti SC",serif}.section-heading p{margin:0;font-size:13px;color:var(--muted)}.search-form{display:flex;align-items:center;gap:10px;max-width:430px;width:100%}.search-input-wrap{position:relative;flex:1}.search-input-wrap svg{position:absolute;left:13px;top:14px;width:17px;height:17px;color:var(--muted)}.search-input-wrap input{width:100%;padding-left:39px}.search-form .button{padding:10px 17px}.filter-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:27px}.filter{padding:6px 15px;font-size:13px;color:var(--muted);border:1px solid transparent;border-radius:6px}.filter:hover{background:#eeeFe5}.filter.active{background:var(--green);color:#fff}.results-meta{font-size:13px;color:var(--muted);margin-bottom:18px}.essay-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.essay-card{display:flex;flex-direction:column;position:relative;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);box-shadow:var(--shadow);padding:26px;min-height:259px;transition:border-color .2s,transform .2s}.essay-card:hover{border-color:#abb9a5;transform:translateY(-3px)}.card-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:19px}.tag{display:inline-block;font-size:11px;font-weight:500;color:#496348;background:var(--sage);padding:2px 9px;border-radius:4px;line-height:1.8}.featured-mark{font-size:11px;color:var(--gold);display:flex;align-items:center;gap:4px}.essay-card h3{font-family:"Songti SC",serif;font-size:22px;line-height:1.5;margin-bottom:10px}.essay-card .summary{font-size:13px;line-height:1.9;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:22px}.card-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:16px;border-top:1px solid #edf0e7;font-size:12px;color:var(--muted)}.card-footer .arrow{color:var(--green);font-size:19px;line-height:1}.empty-state{border:1px dashed #cdd5c6;border-radius:var(--radius);padding:60px 24px;text-align:center;background:#fbfaf4}.empty-state svg{width:42px;height:42px;color:#8b9d83;margin-bottom:18px}.empty-state h3{font-family:"Songti SC",serif;font-size:23px;margin-bottom:8px}.empty-state p{font-size:14px;color:var(--muted);margin-bottom:20px}.empty-state p:last-child{margin-bottom:0}.pagination{display:flex;justify-content:center;align-items:center;gap:12px;margin-top:35px;color:var(--muted);font-size:13px}.pagination a{padding:7px 13px;border:1px solid var(--line);border-radius:6px;background:var(--card)}.site-footer{border-top:1px solid var(--line);padding:27px 0;color:var(--muted);font-size:12px}.footer-inner{display:flex;justify-content:space-between;gap:20px}.footer-motto{font-family:"Songti SC",serif;letter-spacing:.06em}.flash-stack{padding-top:20px}.flash{display:flex;align-items:center;justify-content:space-between;gap:20px;background:#e6eedf;border:1px solid #c8d6be;color:#34512d;padding:12px 16px;border-radius:8px;font-size:14px;margin-bottom:10px}.flash.error,.flash.danger{background:#faebe7;border-color:#e4c9c1;color:#9b4334}.flash.info{background:#f0eee2;border-color:#ddd7bf;color:#726441}.flash-close{background:none;border:0;color:inherit;font-size:22px;line-height:1;padding:0 3px}.page-main{padding:39px 0 65px;min-height:calc(100vh - 170px)}.back-link{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:26px}.back-link:hover{color:var(--green)}.article{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:47px 58px 45px;box-shadow:var(--shadow)}.article-header{text-align:center;border-bottom:1px solid var(--line);padding-bottom:30px;margin-bottom:34px}.article-header .tag{margin-bottom:18px}.article-header h1{font-family:"Songti SC",serif;font-size:36px;line-height:1.6;margin-bottom:16px}.article-meta{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:8px 20px;color:var(--muted);font-size:12px}.article-content{font-family:"Songti SC","STSong",serif;font-size:18px;line-height:2.2;letter-spacing:.025em;overflow-wrap:anywhere;white-space:pre-wrap}.teacher-comment{margin-top:38px;padding:24px 27px;background:#edf1e7;border-radius:8px;border-left:3px solid #829775}.teacher-comment h2{font-family:"Songti SC",serif;font-size:18px;margin-bottom:9px}.teacher-comment p{margin:0;font-size:14px;line-height:1.95;color:#506448;white-space:pre-wrap;overflow-wrap:anywhere}.attachment{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:26px;padding:18px 20px;border:1px solid var(--line);border-radius:8px}.attachment-name{font-size:14px;overflow-wrap:anywhere}.attachment-caption{font-size:12px;color:var(--muted);display:block}.article-end{text-align:center;margin-top:40px;font-family:"Songti SC",serif;color:#97a08f;font-size:12px;letter-spacing:.18em}.login-shell{display:flex;justify-content:center;align-items:center;min-height:calc(100vh - 207px);padding:35px 0 60px}.login-card{width:410px;max-width:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:35px 36px;box-shadow:var(--shadow)}.login-heading{text-align:center;margin-bottom:27px}.login-heading .brand-mark{margin:0 auto 19px;width:46px;height:46px}.login-heading h1{font-family:"Songti SC",serif;font-size:27px;margin-bottom:8px}.login-heading p{color:var(--muted);font-size:13px;margin:0}.field{margin-bottom:20px}.field label,.field-label{display:block;font-size:14px;font-weight:500;margin-bottom:8px}.field .required{color:var(--gold);margin-left:3px}input[type=text],input[type=password],input[type=search],select,textarea{display:block;width:100%;min-height:44px;border:1px solid #d7ddcf;background:#fffdf8;border-radius:7px;color:var(--ink);padding:10px 12px;line-height:1.6;transition:border-color .2s}input::placeholder,textarea::placeholder{color:#a3aa9d}input:focus,select:focus,textarea:focus{border-color:#7e9271}textarea{resize:vertical}.help{font-size:12px;color:var(--muted);margin-top:7px;line-height:1.7}.full{width:100%}.login-note{font-size:12px;color:var(--muted);text-align:center;margin-top:18px;margin-bottom:0}.admin-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:28px}.admin-heading h1{font-family:"Songti SC",serif;font-size:31px;margin-bottom:7px}.admin-heading p{color:var(--muted);font-size:13px;margin-bottom:0}.admin-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:28px}.stat{border:1px solid var(--line);border-radius:10px;padding:20px 24px;background:var(--card)}.stat-label{color:var(--muted);font-size:12px}.stat-value{font-size:30px;line-height:1.4;font-weight:500;margin-top:4px}.admin-panel{border:1px solid var(--line);border-radius:12px;background:var(--card);overflow:hidden}.panel-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:21px 24px;border-bottom:1px solid var(--line)}.panel-toolbar .search-form{max-width:400px}.panel-toolbar select{width:auto;min-width:120px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;text-align:left;white-space:nowrap;font-size:13px}thead{background:#f1f3e9;color:var(--muted);font-size:12px}th{font-weight:500;padding:14px 22px}td{padding:20px 22px;border-top:1px solid #e9edE1}.title-cell{white-space:normal;min-width:200px;max-width:420px}.title-cell strong{display:block;font-family:"Songti SC",serif;font-size:17px;font-weight:600;margin-bottom:4px}.title-cell span{font-size:12px;color:var(--muted)}.status{font-size:11px;padding:3px 9px;border-radius:5px;background:#e7eedf;color:#4b6740;display:inline-flex;align-items:center;gap:5px}.status:before{content:"";width:5px;height:5px;background:currentColor;border-radius:50%}.status.draft{background:#edece4;color:#83826e}.row-actions{display:flex;gap:9px;align-items:center}.row-actions form{margin:0}.form-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:24px;align-items:start}.form-panel{border:1px solid var(--line);border-radius:12px;background:var(--card);padding:27px 29px}.form-panel h2{font-size:17px;margin-bottom:23px}.field-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 20px}.content-field textarea{min-height:380px;font-family:"Songti SC",serif;font-size:16px;line-height:1.9}.form-sidebar{position:sticky;top:25px}.form-sidebar .form-panel{padding:24px;margin-bottom:18px}.check-field{display:flex;align-items:flex-start;gap:10px;cursor:pointer;font-size:14px;margin-bottom:18px}.check-field input{width:16px;height:16px;accent-color:var(--green);margin:5px 0 0;flex-shrink:0}.check-field .help{display:block;margin-top:2px}.upload-box{border:1px dashed #c2ceba;padding:19px 15px;border-radius:7px;background:#f7f8ef;font-size:12px}input[type=file]{max-width:100%;font-size:12px;color:var(--muted)}input[type=file]::file-selector-button{border:1px solid #ccd5c3;padding:6px 9px;border-radius:4px;background:#fffdf7;color:var(--ink);font:inherit;margin-right:8px;cursor:pointer}.form-sidebar .button{margin-bottom:9px}.divider{border:0;border-top:1px solid var(--line);margin:23px 0}.error-state{padding:70px 20px 100px;text-align:center}.error-code{font-family:"Songti SC",serif;font-size:80px;color:#b5c2aa;line-height:1.2;margin-bottom:20px}.error-state h1{font-family:"Songti SC",serif;font-size:29px}.error-state p{color:var(--muted);margin-bottom:25px}.skip-link{position:absolute;left:15px;top:-60px;background:var(--green);color:white;padding:10px 18px;z-index:100}.skip-link:focus{top:10px}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.muted{color:var(--muted)}.form-bottom{display:flex;justify-content:flex-end;gap:12px;margin-top:25px}.password-card{max-width:510px;margin:10px auto;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:32px}.current-file{margin-top:12px;font-size:12px;overflow-wrap:anywhere}.draft-notice{padding:10px 15px;background:#f1eee0;color:#81744d;font-size:13px;border-radius:7px;margin-bottom:20px;text-align:center}
@media(max-width:980px){.essay-grid{grid-template-columns:repeat(2,1fr)}.hero{grid-template-columns:1fr 220px;gap:20px}.hero h1{font-size:39px}.form-layout{grid-template-columns:minmax(0,1fr) 265px}.form-panel{padding:24px}.article{padding:40px}.nav-links{gap:18px}}
@media(max-width:700px){.container{width:calc(100% - 36px)}.site-header{height:77px}.brand-name{font-size:19px}.brand-subtitle{font-size:8px}.brand-mark{height:35px;width:35px;font-size:21px}.brand{gap:10px}.nav-links{gap:14px;font-size:12px}.nav-links .nav-label{display:none}.hero{display:block;padding:37px 0 31px}.hero h1{font-size:32px;margin-bottom:14px}.hero-art{display:none}.hero p{font-size:14px}.eyebrow{margin-bottom:14px;font-size:10px}.library{padding:27px 0 45px}.section-heading{flex-direction:column;align-items:stretch;gap:18px;margin-bottom:19px}.section-heading h2{font-size:23px}.search-form{max-width:100%}.filter-row{gap:4px;margin-bottom:20px}.filter{padding:5px 11px;font-size:12px}.essay-grid{grid-template-columns:1fr;gap:14px}.essay-card{padding:23px;min-height:230px}.essay-card .summary{-webkit-line-clamp:2;margin-bottom:17px}.footer-inner{flex-direction:column;gap:6px}.site-footer{padding:21px 0}.page-main{padding-top:24px;min-height:calc(100vh - 188px)}.article{padding:29px 23px;border-radius:10px}.article-header h1{font-size:29px}.article-header{padding-bottom:24px;margin-bottom:25px}.article-content{font-size:17px;line-height:2.1}.article-meta{gap:6px 13px}.teacher-comment{padding:20px;margin-top:28px}.attachment{align-items:flex-start;flex-direction:column;gap:12px}.attachment .button{width:100%}.login-shell{min-height:calc(100vh - 222px);padding:28px 0 45px}.login-card{padding:29px 25px}.admin-heading{flex-direction:column;gap:18px}.admin-heading h1{font-size:28px}.stats-row{gap:8px}.stat{padding:15px 13px}.stat-label{font-size:11px}.stat-value{font-size:26px}.panel-toolbar{padding:16px;flex-direction:column;align-items:stretch;gap:13px}.panel-toolbar select{width:100%}.form-layout{grid-template-columns:1fr;gap:18px}.form-sidebar{position:static}.form-panel{padding:24px 20px}.field-grid{grid-template-columns:1fr}.password-card{padding:26px 22px}.content-field textarea{min-height:330px}.error-state{padding:60px 10px}.admin-actions .button{padding:9px 15px}.article-end{margin-top:30px}.form-bottom{flex-wrap:wrap}.article-header .tag{margin-bottom:14px}}
.search-input-wrap{min-width:0}.narrow .essay-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:700px){.header-inner{gap:12px}.panel-toolbar .search-form{flex-wrap:wrap}.panel-toolbar .search-input-wrap{flex-basis:100%}.panel-toolbar select{flex:1}.narrow .essay-grid{grid-template-columns:1fr}}
@media(max-width:380px){.brand-name{font-size:17px}.brand-subtitle{font-size:7px}.nav-links{gap:10px;font-size:11px}.brand{gap:8px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.essay-card:hover{transform:none}}
