:root{--ink:#26263b;--muted:#85869a;--line:#e9e8ef;--page:#f7f7fa;--white:#fff;--purple:#6556cb;--purple-deep:#5143b4;--purple-pale:#f1effd;--danger:#d94f58;--shadow:0 16px 50px rgba(31,31,59,.055)}
*{box-sizing:border-box}
html{font-family:Inter,"Segoe UI","Microsoft YaHei",-apple-system,BlinkMacSystemFont,sans-serif;color:var(--ink);background:var(--page);-webkit-font-smoothing:antialiased}
body{margin:0;min-height:100vh}
button,input,textarea{font:inherit}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #b9adff;outline-offset:3px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.brand{display:inline-flex;align-items:center;gap:12px;font-size:18px;font-weight:800;letter-spacing:-.04em;white-space:nowrap}
.brand-mark{display:inline-flex;width:34px;height:34px;padding:8px 9px;flex-direction:column;justify-content:center;gap:3px;border-radius:10px;background:var(--purple)}
.brand-mark span{display:block;height:3px;border-radius:3px;background:#fff}
.brand-mark span:nth-child(2){width:80%}.brand-mark span:nth-child(3){width:58%}
.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:10px 18px;border:1px solid transparent;border-radius:10px;font-size:13px;font-weight:700;line-height:1.2;transition:background .18s ease,transform .18s ease,border-color .18s ease}
.button:hover{transform:translateY(-1px)}
.button-primary{background:var(--purple);color:#fff;box-shadow:0 7px 17px rgba(101,86,203,.2)}
.button-primary:hover{background:var(--purple-deep)}
.button-secondary{background:#fff;color:#55576c;border-color:#dedde8}
.button-secondary:hover{border-color:#bdb6ed;background:#faf9ff}
.button-danger{background:var(--danger);color:#fff}.button-danger:hover{background:#bd3641}
.eyebrow{margin:0;font-size:11px;font-weight:800;letter-spacing:.19em}.eyebrow.accent{color:var(--purple)}
.login-page{background:#fff}
.login-shell{display:grid;grid-template-columns:minmax(420px,45%) 1fr;min-height:100vh}
.login-visual{position:relative;display:flex;flex-direction:column;min-height:100vh;overflow:hidden;padding:42px clamp(42px,5vw,88px);background:#292847;color:#fff}
.login-visual:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 70%,rgba(143,123,231,.22),transparent 35%),linear-gradient(140deg,transparent 35%,rgba(255,255,255,.025) 35.2%,rgba(255,255,255,.025) 35.5%,transparent 35.7%);pointer-events:none}
.login-visual:after{content:"";position:absolute;right:-145px;bottom:35px;width:480px;height:480px;border:1px solid rgba(255,255,255,.08);border-radius:50%;box-shadow:0 0 0 80px rgba(255,255,255,.025),0 0 0 160px rgba(255,255,255,.02)}
.brand-light{position:relative;z-index:1}.brand-light .brand-mark{background:#8173dd}
.login-visual-copy{position:relative;z-index:1;margin-top:clamp(100px,18vh,185px);max-width:500px}
.login-visual-copy .eyebrow{color:#b7afea}
.login-visual-copy h1{margin:28px 0 22px;font-size:clamp(39px,4vw,64px);font-weight:800;line-height:1.2;letter-spacing:-.06em}
.login-visual-copy p{max-width:390px;margin:0;color:#c5c5dc;font-size:14px;line-height:2}
.visual-stack{position:relative;z-index:1;width:290px;height:160px;margin:70px 0 0 auto;transform:rotate(-10deg)}
.stack-card{position:absolute;width:214px;height:122px;border:1px solid rgba(255,255,255,.2);border-radius:17px;background:#45436d;box-shadow:0 14px 30px rgba(11,10,31,.17)}
.stack-card-back{right:0;top:0;transform:rotate(15deg);background:#5c558c}.stack-card-middle{right:35px;top:17px;transform:rotate(4deg);background:#7764ab}.stack-card-front{right:65px;top:39px;padding:24px 22px;background:#f6f3ff}
.stack-dot{display:block;width:18px;height:18px;margin-bottom:13px;border-radius:6px;background:#a390e4}.stack-line{display:block;width:70%;height:5px;margin-bottom:8px;border-radius:5px;background:#d5cfed}.stack-line.long{width:90%}.stack-line.short{width:43%}
.visual-footer{position:relative;z-index:1;margin:auto 0 0;color:#aaa8cb;font-size:10px;font-weight:700;letter-spacing:.2em}
.login-content{display:flex;align-items:center;justify-content:center;padding:40px 28px}
.login-panel{width:min(100%,410px);margin-top:-10px}
.login-overline{display:inline-flex;padding:7px 11px;border-radius:20px;background:var(--purple-pale);color:var(--purple);font-size:11px;font-weight:800;letter-spacing:.05em}
.login-panel h2{margin:23px 0 9px;font-size:35px;font-weight:800;letter-spacing:-.05em}
.login-subtitle{margin:0;color:var(--muted);font-size:14px;line-height:1.8}
.login-form{margin-top:39px}.field{margin-bottom:24px}.field label{display:block;margin-bottom:10px;font-size:13px;font-weight:750}
.field input,.field textarea{display:block;width:100%;padding:14px 16px;border:1px solid #dedee8;border-radius:10px;background:#fff;color:var(--ink);font-size:14px;line-height:1.5;transition:border-color .15s ease,box-shadow .15s ease}
.field input{height:49px}.field textarea{resize:vertical;min-height:95px}
.field input::placeholder,.field textarea::placeholder{color:#a9a9b9}
.field input:focus,.field textarea:focus{outline:none;border-color:#8c7fe2;box-shadow:0 0 0 3px rgba(140,127,226,.14)}
.field-error{margin:8px 0 0;color:#c83d4a;font-size:12px}.field-help{margin:8px 0 0;color:#a0a0ad;font-size:12px}
.form-alert{padding:12px 14px;margin:20px 0;border:1px solid #f5cbd0;border-radius:9px;background:#fff5f6;color:#ad3742;font-size:13px;line-height:1.6}.form-alert ul{padding-left:18px;margin:0}
.login-submit{width:100%;min-height:51px;margin-top:7px;font-size:14px}.login-submit span{margin-left:auto;font-size:19px;line-height:1}
.login-note{margin:24px 0 0;text-align:center;color:#a3a3b2;font-size:12px}.note-lock{color:#8c80d5;font-size:8px;vertical-align:2px;margin-right:4px}
.app-shell{display:grid;grid-template-columns:246px minmax(0,1fr);min-height:100vh}
.sidebar{display:flex;flex-direction:column;padding:32px 20px 25px;background:#fff;border-right:1px solid #eae9f0}
.sidebar .brand{margin:0 10px 67px}.sidebar-section-label{margin:0 15px 13px;color:#aaa9b8;font-size:10px;font-weight:800;letter-spacing:.12em}
.sidebar-link{display:flex;align-items:center;gap:11px;padding:13px 15px;border-radius:10px;color:#75758a;font-size:13px;font-weight:700}.sidebar-link.active{background:var(--purple-pale);color:var(--purple)}
.sidebar-icon{font-size:20px;font-weight:400;line-height:15px}
.sidebar-bottom{margin-top:auto;border-top:1px solid var(--line);padding:23px 8px 0}.sidebar-user{display:flex;align-items:center;gap:11px}.avatar{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:10px;background:#ece9fb;color:#6a5dc7;font-size:13px;font-weight:800}.sidebar-user strong,.sidebar-user small{display:block}.sidebar-user strong{font-size:12px}.sidebar-user small{margin-top:3px;color:#a0a0ae;font-size:11px;max-width:145px;overflow:hidden;text-overflow:ellipsis}
.logout-button{display:flex;justify-content:space-between;width:100%;padding:19px 7px 0;border:0;background:none;color:#9a9aaa;font-size:12px;text-align:left}.logout-button:hover{color:var(--purple)}
.main-content{min-width:0}.mobile-header{display:none}
.page-container{width:min(100%,1240px);margin:0 auto;padding:60px clamp(28px,5vw,76px) 25px}
.page-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:35px}.page-heading h1,.editor-container h1{margin:12px 0 9px;font-size:31px;font-weight:800;letter-spacing:-.055em}.page-description{margin:0;color:var(--muted);font-size:13px;line-height:1.8}.add-button{white-space:nowrap}.plus{font-size:18px;font-weight:500;line-height:12px}
.message-list{margin-bottom:20px}.message{padding:13px 17px;border:1px solid #d6eade;border-radius:10px;background:#f1fbf5;color:#327b4c;font-size:13px;font-weight:600}
.content-panel{overflow:hidden;border:1px solid #e9e8ef;border-radius:15px;background:#fff;box-shadow:var(--shadow)}
.list-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 26px;border-bottom:1px solid var(--line)}.list-title{display:flex;align-items:center;gap:10px}.list-title h2{margin:0;font-size:15px;font-weight:800}.count-badge{display:inline-flex;min-width:24px;justify-content:center;padding:3px 7px;border-radius:20px;background:#f1f0f8;color:#7671a4;font-size:11px;font-weight:800}
.search-form{display:flex;align-items:center;width:min(100%,340px);height:41px;padding:0 4px 0 13px;border:1px solid #e4e3eb;border-radius:9px;background:#fafafc}.search-icon{color:#9596a7;font-size:24px;line-height:1;transform:rotate(-20deg)}.search-form input{min-width:0;flex:1;height:100%;padding:0 8px;border:0;outline:0;background:transparent;color:var(--ink);font-size:12px}.search-form input::placeholder{color:#aaabba}.search-form button{height:31px;padding:0 12px;border:0;border-radius:7px;background:#ece9fb;color:var(--purple);font-size:12px;font-weight:800}.search-form button:hover{background:#ded8fa}
.search-summary{padding:13px 27px;border-bottom:1px solid var(--line);color:#818194;font-size:12px}.search-summary a{margin-left:8px;color:var(--purple);font-weight:700}.search-summary a:hover{text-decoration:underline}
.prompt-card{display:flex;justify-content:space-between;gap:26px;padding:25px 27px;border-bottom:1px solid var(--line)}.prompt-card:last-child{border-bottom:0}.prompt-card-main{min-width:0;flex:1}.prompt-card-heading{display:flex;align-items:flex-start;gap:13px}.prompt-symbol{display:flex;align-items:center;justify-content:center;width:35px;height:35px;flex:none;border-radius:10px;background:#f0edfd;color:#7b6bd7;font-size:18px}.prompt-card h3{margin:1px 0 5px;font-size:15px;font-weight:800;line-height:1.35}.prompt-date{margin:0;color:#aaaab8;font-size:11px}.prompt-description{margin:16px 0 10px;color:#66677b;font-size:12px;line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere}.prompt-preview{display:-webkit-box;overflow:hidden;max-height:4.7em;-webkit-box-orient:vertical;-webkit-line-clamp:2;padding:10px 13px;border-left:2px solid #c5bced;border-radius:0 5px 5px 0;background:#faf9fe;color:#85849a;font-size:11px;line-height:1.65;white-space:pre-wrap;overflow-wrap:anywhere}
.prompt-actions{display:flex;align-items:flex-start;gap:16px;flex:none;padding-top:2px}.button-copy{min-height:35px;padding:8px 12px;border-color:#ded9f6;background:#f5f3ff;color:#6757c8;font-size:11px}.button-copy:hover{background:#ece8fe}.text-action{padding:9px 0;color:#77788d;font-size:11px;font-weight:700;white-space:nowrap}.text-action:hover{color:var(--purple)}.text-action.danger:hover{color:var(--danger)}
.pagination{display:flex;align-items:center;justify-content:space-between;padding:20px 27px;border-top:1px solid var(--line);color:#9999a8;font-size:12px}.pagination div{display:flex;gap:8px}.pagination a,.pagination .disabled{display:inline-flex;align-items:center;justify-content:center;min-height:32px;padding:6px 12px;border:1px solid #e3e1ea;border-radius:7px;color:#6b6c80;font-size:11px;font-weight:700}.pagination a:hover{border-color:#bcb4ef;color:var(--purple)}.pagination .disabled{color:#c5c5ce;background:#fafafa}
.empty-state{padding:75px 20px 85px;text-align:center}.empty-icon{display:flex;align-items:center;justify-content:center;width:59px;height:59px;margin:0 auto 18px;border-radius:18px;background:#f1edff;color:#7b69d7;font-size:30px}.empty-state h3{margin:0 0 8px;font-size:17px}.empty-state p{margin:0 0 24px;color:#9292a3;font-size:13px}.app-footer{padding:28px 0;color:#b4b4bf;text-align:center;font-size:11px}
.form-page{background:var(--page)}.editor-shell{min-height:100vh}.editor-header{display:flex;align-items:center;justify-content:space-between;padding:22px clamp(24px,5vw,80px);border-bottom:1px solid var(--line);background:#fff}.back-link{color:#7f7f92;font-size:12px;font-weight:700}.back-link:hover{color:var(--purple)}.editor-container{width:min(100% - 40px,760px);margin:55px auto 90px}.editor-container h1{margin-top:11px}.editor-card{margin-top:30px;padding:34px 38px;border:1px solid var(--line);border-radius:15px;background:#fff;box-shadow:var(--shadow)}.editor-card .field{margin-bottom:26px}.editor-card .field textarea{line-height:1.7}.editor-card .field:last-of-type textarea{min-height:230px}.required{color:var(--danger)}.time-note{display:flex;align-items:center;gap:8px;margin-top:2px;color:#9a9aaa;font-size:12px}.time-note span{font-size:17px}.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:30px;padding-top:22px;border-top:1px solid var(--line)}
.confirm-dialog{width:min(100% - 32px,430px);max-width:none;padding:0;border:0;border-radius:16px;box-shadow:0 30px 90px rgba(16,16,43,.25)}.confirm-dialog::backdrop{background:rgba(25,24,49,.58)}.dialog-inner{padding:32px}.dialog-icon{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:13px;background:#fff0f0;color:var(--danger);font-size:21px;font-weight:800}.dialog-inner h2,.delete-page-card h1{margin:20px 0 9px;font-size:21px;letter-spacing:-.04em}.dialog-inner p,.delete-page-card p{margin:0;color:#77778a;font-size:13px;line-height:1.8;overflow-wrap:anywhere}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:27px}.delete-page-card{width:min(100% - 40px,490px);margin:100px auto;padding:36px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:var(--shadow)}
.copy-toast{position:fixed;z-index:20;right:24px;bottom:24px;max-width:calc(100% - 48px);padding:12px 17px;border-radius:10px;background:#292847;color:#fff;box-shadow:0 12px 30px rgba(24,23,50,.18);font-size:12px;font-weight:700;opacity:0;transform:translateY(8px);pointer-events:none;transition:opacity .2s,transform .2s}.copy-toast.visible{opacity:1;transform:translateY(0)}
@media(max-width:1050px){.app-shell{grid-template-columns:205px minmax(0,1fr)}.sidebar{padding-left:14px;padding-right:14px}.page-container{padding-left:30px;padding-right:30px}.prompt-card{flex-direction:column;gap:16px}.prompt-actions{padding-left:48px}.login-shell{grid-template-columns:43% 57%}.login-visual{padding-left:35px;padding-right:35px}}
@media(max-width:760px){.login-shell{display:block}.login-visual{min-height:215px;padding:26px 25px}.login-visual-copy{margin-top:36px}.login-visual-copy h1{margin:10px 0 0;font-size:29px}.login-visual-copy p,.visual-stack,.visual-footer,.login-visual-copy .eyebrow{display:none}.login-content{min-height:calc(100vh - 215px);align-items:flex-start;padding:48px 26px}.login-panel{margin:0 auto}.login-panel h2{font-size:29px}.app-shell{display:block}.sidebar{display:none}.mobile-header{display:flex;align-items:center;justify-content:space-between;padding:15px 22px;border-bottom:1px solid var(--line);background:#fff}.mobile-header .brand{font-size:16px}.mobile-header .brand-mark{width:31px;height:31px}.mobile-logout{border:0;background:none;color:#77788d;font-size:12px;font-weight:700}.page-container{padding:32px 18px}.page-heading{align-items:flex-start}.page-heading h1{font-size:26px}.list-toolbar{padding:19px}.prompt-card{padding:20px}.search-summary{padding-left:20px;padding-right:20px}.prompt-actions{gap:17px;padding-left:48px}.editor-header{padding:17px 20px}.editor-container{margin-top:37px}.editor-card{padding:26px 22px}}
@media(max-width:540px){.page-heading{flex-direction:column;gap:17px}.add-button{width:100%}.list-toolbar{display:block}.list-title{margin-bottom:16px}.search-form{width:100%}.prompt-actions{flex-wrap:wrap;gap:15px;padding-left:0}.prompt-preview{-webkit-line-clamp:3;max-height:6.4em}.pagination{padding:16px 20px}.editor-container{width:min(100% - 28px,760px)}.editor-card{padding:23px 17px}.form-actions .button{flex:1}.dialog-inner{padding:25px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.account-link{display:flex;align-items:center;justify-content:space-between;min-height:38px;margin-top:14px;padding:7px;color:#68677d;font-size:12px;font-weight:700}.account-link:hover{color:var(--purple)}
.sidebar-bottom .logout-button{min-height:38px;padding:7px;color:#9a9aaa}
.password-container{max-width:620px}
.password-container .editor-card .field:last-of-type{margin-bottom:0}
.mobile-account-actions{display:flex;align-items:center;gap:16px}.mobile-account-actions a{color:#68677d;font-size:12px;font-weight:700}.mobile-account-actions a:hover{color:var(--purple)}
@media(max-width:380px){.mobile-header{padding-left:14px;padding-right:14px}.mobile-header .brand{gap:7px;font-size:14px}.mobile-account-actions{gap:10px}}