:root{--admin-ink: #103441;--admin-muted: #6f8188;--admin-line: #d6e1e4;--admin-paper: #f3f7f7;--admin-accent: #ff7137;--admin-teal: #138da1}.admin-login-page,.admin-shell{min-height:100vh;color:var(--admin-ink);background:var(--admin-paper)}.admin-login-page{display:grid;place-items:center;padding:28px;background:linear-gradient(135deg,#0c303df5,#0f535ce0),repeating-linear-gradient(90deg,transparent 0 79px,rgba(255,255,255,.04) 80px)}.admin-login-card{width:min(460px,100%);padding:46px;background:#fff;border-radius:24px;box-shadow:0 28px 80px #00121c5c}.admin-login-mark,.admin-brand>span{display:grid;place-items:center;width:48px;height:48px;color:#fff;background:var(--admin-accent);border-radius:12px}.admin-login-card>span,.admin-section-head>div>span,.credit-drawer>span,.admin-topbar>div>span{display:block;margin-top:24px;color:var(--admin-teal);font-size:11px;font-weight:800;letter-spacing:.18em}.admin-login-card h1{margin:8px 0 10px;font-size:30px}.admin-login-card p{margin:0 0 28px;color:var(--admin-muted);line-height:1.7}.admin-login-card form,.admin-login-card label{display:grid;gap:9px}.admin-login-card label{font-size:13px;font-weight:700}.admin-login-card input,.config-grid input,.config-grid select,.route-row input,.admin-search input,.credit-drawer input{min-height:42px;padding:0 12px;color:var(--admin-ink);background:#fff;border:1px solid var(--admin-line);border-radius:8px;outline:none}.admin-login-card input:focus,.config-grid input:focus,.config-grid select:focus,.route-row input:focus{border-color:var(--admin-teal);box-shadow:0 0 0 3px #138da11a}.admin-login-card form>button{display:flex;align-items:center;justify-content:center;gap:9px;min-height:48px;margin-top:8px;color:#fff;font-weight:800;background:var(--admin-accent);border:0;border-radius:9px}.admin-login-card form>button svg,.admin-button svg,.admin-logout svg,.user-row button svg{width:17px;height:17px}.admin-login-card>a{display:block;margin-top:20px;color:var(--admin-teal);font-size:13px;text-align:center}.admin-shell{display:grid;grid-template-columns:245px minmax(0,1fr)}.admin-sidebar{position:sticky;top:0;display:flex;flex-direction:column;height:100vh;padding:26px 18px 20px;color:#dcebef;background:#0b303c}.admin-brand{display:flex;align-items:center;gap:12px;padding:0 6px 30px;color:#fff;text-decoration:none}.admin-brand>span{width:42px;height:42px}.admin-brand strong,.admin-brand small{display:block}.admin-brand small{margin-top:3px;color:#79aab4;font-size:9px;letter-spacing:.16em}.admin-sidebar nav{display:grid;gap:6px}.admin-sidebar nav button,.admin-logout{display:flex;align-items:center;gap:11px;width:100%;min-height:46px;padding:0 13px;color:#a9c2c9;background:transparent;border:0;border-radius:8px;text-align:left}.admin-sidebar nav button svg{width:18px}.admin-sidebar nav button:hover,.admin-sidebar nav button.is-active{color:#fff;background:#ffffff17}.admin-sidebar nav button.is-active{box-shadow:inset 3px 0 var(--admin-accent)}.admin-sidebar-note{display:flex;gap:10px;margin-top:auto;padding:15px;color:#91b5bd;font-size:11px;line-height:1.55;background:#ffffff0d;border:1px solid rgba(255,255,255,.07);border-radius:10px}.admin-sidebar-note svg{flex:0 0 auto;width:18px;color:#4cc6ad}.admin-sidebar-note strong{display:block;color:#fff}.admin-logout{margin-top:12px}.admin-main{min-width:0;padding:28px 34px 128px}.admin-topbar,.admin-section-head,.config-card__head,.service-title{display:flex;align-items:center;justify-content:space-between;gap:18px}.admin-topbar{position:sticky;top:0;z-index:30;margin:-28px -34px 24px;padding:22px 34px 16px;background:#f4f8f9f0;border-bottom:1px solid rgba(204,219,223,.82);backdrop-filter:blur(14px)}.admin-topbar>div>span{margin-top:0}.admin-topbar h1{margin:4px 0 0;font-size:27px}.admin-actions{display:flex;gap:8px}.admin-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:40px;padding:0 14px;font-weight:750;border:1px solid var(--admin-line);border-radius:8px}.admin-button--quiet{color:var(--admin-ink);background:#fff}.admin-button--primary{color:#fff;background:var(--admin-accent);border-color:var(--admin-accent)}.admin-button:disabled{opacity:.55;cursor:not-allowed}.admin-save-dock{position:fixed;right:28px;bottom:24px;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:24px;width:min(620px,calc(100vw - 305px));padding:14px 16px 14px 18px;background:#fffffff5;border:1px solid var(--admin-line);border-radius:12px;box-shadow:0 16px 48px #092d3824;backdrop-filter:blur(14px)}.admin-save-dock>div{display:grid;gap:3px}.admin-save-dock strong{color:var(--admin-ink);font-size:14px}.admin-save-dock span{color:var(--admin-muted);font-size:12px}.admin-save-dock.is-dirty{border-color:#ff71348c;box-shadow:0 18px 52px #ff71342e}.admin-save-dock.is-dirty strong{color:#d94f17}.admin-alert{margin:0 0 18px;padding:12px 15px;border-radius:8px;font-size:13px}.admin-alert--ok{color:#136954;background:#e6f6f1;border:1px solid #b9e5d7}.admin-alert--error{color:#a53b2b;background:#fff0ec;border:1px solid #f4c9be}.admin-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin-bottom:26px;background:#fff;border:1px solid var(--admin-line)}.admin-stats>div{display:grid;grid-template-columns:30px 1fr auto;align-items:center;gap:8px;min-height:86px;padding:18px;border-right:1px solid var(--admin-line)}.admin-stats>div:last-child{border-right:0}.admin-stats svg{width:22px;color:var(--admin-teal)}.admin-stats span{color:var(--admin-muted);font-size:12px}.admin-stats strong{font-size:25px}.admin-workspace{min-width:0}.admin-section-head{align-items:flex-end;margin-bottom:18px}.admin-section-head>div>span{margin-top:0}.admin-section-head h2{margin:5px 0;font-size:23px}.admin-section-head p{max-width:720px;margin:0;color:var(--admin-muted);font-size:13px;line-height:1.6}.model-stack,.route-list{display:grid;gap:14px}.config-card{padding:20px;background:#fff;border:1px solid var(--admin-line);border-radius:12px;box-shadow:0 6px 20px #1337430b}.config-card__head{justify-content:flex-start;padding-bottom:16px;border-bottom:1px solid #e7eef0}.config-card__head>div:nth-child(2){flex:1}.config-card__head span{display:block;margin-top:2px;color:#91a1a7;font-size:11px}.config-index,.art-icon{display:grid;place-items:center;width:40px;height:40px;color:var(--admin-teal);font-size:12px;font-weight:900;background:#e5f4f6;border-radius:8px}.art-icon svg{width:19px}.title-input{width:100%;padding:0;color:var(--admin-ink);font-size:18px;font-weight:800;background:transparent;border:0;outline:0}.switch-label,.radio-label{display:inline-flex!important;flex-direction:row!important;align-items:center;gap:6px!important;color:var(--admin-muted);font-size:12px!important;white-space:nowrap}.switch-label input,.radio-label input,.switch-box input{accent-color:var(--admin-teal)}.switch-label--small{align-self:end;min-height:42px}.icon-danger{display:grid;place-items:center;width:34px;height:34px;color:#bd624f;background:#fff5f2;border:0;border-radius:7px}.icon-danger svg{width:16px}.config-grid{display:grid;gap:14px;margin-top:16px}.config-grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}.config-grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}.config-grid label,.route-row label,.credit-drawer label{display:grid;gap:6px;color:#597078;font-size:11px;font-weight:700}.span-2{grid-column:span 2}.route-list{margin-top:18px}.route-row{display:grid;grid-template-columns:95px 130px minmax(190px,1.4fr) minmax(130px,1fr) minmax(130px,1fr) 54px 50px 34px;align-items:end;gap:9px;padding:13px;background:#f7fafb;border:1px solid #e4edef;border-radius:9px}.route-marker{align-self:center;display:flex;align-items:center;gap:6px;color:var(--admin-teal);font-size:11px;font-weight:800}.route-marker svg{width:16px}.inline-add{justify-self:start;color:var(--admin-teal);background:transparent;border:0;font-size:12px;font-weight:800}.inline-add svg{width:15px;vertical-align:middle}.art-grid,.service-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.switch-box{display:flex!important;flex-direction:row!important;align-items:center;gap:10px!important;min-height:42px;padding:7px 11px;border:1px solid var(--admin-line);border-radius:8px}.switch-box strong,.switch-box small{display:block}.switch-box small{color:#8b9aa0;font-weight:400}.service-title{align-items:flex-start;padding-bottom:17px;border-bottom:1px solid #e7eef0}.service-title>svg{flex:0 0 auto;width:22px;color:var(--admin-teal)}.service-title>div{flex:1}.service-title h3{margin:0 0 4px}.service-title span{color:var(--admin-muted);font-size:12px;line-height:1.5}.empty-config{grid-column:1 / -1;display:grid;justify-items:center;gap:8px;padding:62px 24px;color:#8ca0a6;background:#fff;border:1px dashed #c9d9dc;border-radius:12px;text-align:center}.empty-config>svg:first-child{width:34px;height:34px;color:var(--admin-teal)}.empty-config strong{color:var(--admin-ink);font-size:17px}.empty-config span{max-width:520px;font-size:13px}.empty-config>svg:last-child{width:18px;margin-top:8px}.admin-search{display:flex;align-items:center;gap:8px;min-width:260px;padding-left:11px;background:#fff;border:1px solid var(--admin-line);border-radius:8px}.admin-search svg{width:17px;color:#8da0a6}.admin-search input{width:100%;border:0}.user-table{overflow:hidden;background:#fff;border:1px solid var(--admin-line);border-radius:11px}.user-table__head,.user-row{display:grid;grid-template-columns:1.6fr .7fr .8fr 1fr 110px;align-items:center;gap:14px;padding:13px 18px}.user-table__head{color:#71858c;font-size:11px;font-weight:800;background:#edf4f5}.user-row{min-height:67px;border-top:1px solid #e5edef;font-size:13px}.user-row>span:first-child strong,.user-row>span:first-child small{display:block}.user-row small{margin-top:3px;color:#8da0a6}.user-row>button{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:34px;color:var(--admin-teal);background:#eaf6f7;border:0;border-radius:7px;font-size:12px;font-weight:800}.table-empty{padding:50px;color:var(--admin-muted);text-align:center}.credit-drawer{position:fixed;right:24px;bottom:24px;z-index:20;width:min(380px,calc(100vw - 48px));padding:25px;background:#fff;border:1px solid var(--admin-line);border-radius:15px;box-shadow:0 22px 70px #0726313d}.credit-drawer>svg{width:25px;color:var(--admin-accent)}.credit-drawer>span{margin-top:14px}.credit-drawer h3{margin:6px 0 3px}.credit-drawer p{margin:0 0 18px;color:var(--admin-muted);font-size:12px}.drawer-close{position:absolute;top:12px;right:14px;color:#82949a;background:transparent;border:0;font-size:23px}.quick-credits{display:grid;grid-template-columns:repeat(3,1fr);gap:7px;margin:9px 0 16px}.quick-credits button{min-height:34px;color:var(--admin-teal);background:#edf7f8;border:1px solid #cde5e8;border-radius:7px;font-weight:800}.credit-drawer .admin-button{width:100%}@media(max-width:1200px){.route-row{grid-template-columns:repeat(2,minmax(0,1fr))}.route-marker{grid-column:span 2}.config-grid--4{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:860px){.admin-shell{grid-template-columns:1fr}.admin-sidebar{position:static;height:auto}.admin-sidebar nav{grid-template-columns:repeat(2,1fr)}.admin-sidebar-note{margin-top:18px}.admin-main{padding:22px 16px 138px}.admin-topbar{margin:-22px -16px 24px;padding:18px 16px 14px}.admin-topbar,.admin-section-head{align-items:stretch;flex-direction:column}.admin-actions{flex-wrap:wrap}.admin-save-dock{right:16px;bottom:16px;width:calc(100vw - 32px)}.admin-stats{grid-template-columns:repeat(2,1fr)}.admin-stats>div:nth-child(2){border-right:0}.art-grid,.service-grid{grid-template-columns:1fr}.user-table{overflow-x:auto}.user-table__head,.user-row{min-width:760px}}@media(max-width:560px){.admin-login-card{padding:32px 24px}.admin-stats{grid-template-columns:1fr}.admin-stats>div{border-right:0;border-bottom:1px solid var(--admin-line)}.config-grid--4,.config-grid--2,.route-row{grid-template-columns:1fr}.route-marker,.span-2{grid-column:auto}}:root{font-family:Microsoft YaHei,PingFang SC,Noto Sans CJK SC,system-ui,sans-serif;color:#132b35;background:#edf3f5;font-synthesis:none;text-rendering:optimizeLegibility;--ink: #112f3d;--ink-soft: #516873;--navy: #0c3443;--teal: #228a9d;--teal-soft: #d7edf0;--orange: #ff7a35;--orange-dark: #db5720;--paper: #fbfcfb;--mist: #edf3f5;--line: #d6e1e4;--shadow: 0 18px 50px rgba(12, 52, 67, .09)}*{box-sizing:border-box}html{min-width:320px;background:var(--mist)}body{margin:0;min-width:320px;min-height:100vh}button,textarea,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit}button:focus-visible,a:focus-visible,textarea:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(255,122,53,.28);outline-offset:2px}.app-shell{min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;z-index:20;width:276px;padding:24px 18px 18px;display:flex;flex-direction:column;color:#e9f2f4;background:linear-gradient(160deg,rgba(35,139,157,.19),transparent 35%),var(--navy);border-right:1px solid rgba(255,255,255,.08)}.brand{display:flex;align-items:center;gap:12px;padding:4px 7px 22px;cursor:pointer}.brand__mark{width:42px;height:42px;display:grid;place-items:center;color:#fff;background:var(--orange);border-radius:11px 11px 11px 3px;box-shadow:0 10px 24px #ff7a353d}.brand strong{display:block;font-size:17px;letter-spacing:.04em}.brand span{display:block;margin-top:4px;color:#9bb6bf;font-size:11px;letter-spacing:.16em}.session-stamp{padding:15px;margin-bottom:18px;border:1px solid rgba(255,255,255,.1);background:#ffffff0b;border-radius:4px 14px 14px}.session-stamp>span{color:#8fb3bd;font-size:11px;letter-spacing:.16em}.session-stamp>strong{display:block;margin:6px 0 14px;font-size:15px}.session-stamp>div{display:flex;justify-content:space-between;color:#b8cbd0;font-size:11px}.nav-list{display:grid;gap:5px}.nav-list button{position:relative;width:100%;height:46px;display:flex;align-items:center;gap:12px;padding:0 12px;border:0;border-radius:9px;color:#b9ccd1;background:transparent;cursor:pointer;transition:color .18s ease,background .18s ease,transform .18s ease}.nav-list button:hover{color:#fff;background:#ffffff12;transform:translate(2px)}.nav-list button.is-active{color:#fff;background:#ffffff1c}.nav-list button.is-active:before{content:"";position:absolute;left:-18px;width:4px;height:24px;border-radius:0 4px 4px 0;background:var(--orange)}.nav-list button span{flex:1;text-align:left;font-size:14px}.nav-chevron{opacity:.48}.nav-done{color:#71d1b2}.sidebar__foot{margin-top:auto;padding:16px 10px 5px;border-top:1px solid rgba(255,255,255,.09)}.credit-mini{display:flex;align-items:flex-end;justify-content:space-between}.credit-mini>div{display:flex;gap:7px;align-items:center;color:#a8c0c7;font-size:12px}.credit-mini strong{color:#fff;font-family:Segoe UI,sans-serif;font-size:24px;line-height:1}.sidebar__foot>span{display:block;margin-top:8px;color:#7897a0;font-size:11px}.main-stage{min-height:100vh;margin-left:276px}.topbar{position:sticky;top:0;z-index:12;min-height:76px;padding:0 34px;display:flex;align-items:center;gap:16px;background:#fbfcfbe6;border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}.topbar__title{min-width:0;flex:1}.topbar__title span{display:block;margin-bottom:3px;color:#6b818a;font-size:11px;letter-spacing:.08em}.topbar__title strong{font-size:17px}.topbar__actions{display:flex;align-items:center;gap:12px}.mode-pill{display:flex;align-items:center;gap:7px;color:#6b7f86;font-size:12px}.mode-dot{width:8px;height:8px;border-radius:50%;background:#a9b7bb;box-shadow:0 0 0 4px #a9b7bb29}.mode-pill--live .mode-dot{background:#31aa7c;box-shadow:0 0 0 4px #31aa7c24}.account-menu{height:38px;display:flex;align-items:center;gap:8px;padding:0 5px 0 11px;background:#edf3f4;border-radius:20px;font-size:13px}.account-menu button{width:30px;height:30px;display:grid;place-items:center;padding:0;border:0;border-radius:50%;background:transparent;cursor:pointer}.account-menu button:hover{background:#fff}.icon-button{width:40px;height:40px;display:grid;place-items:center;border:0;border-radius:9px;background:transparent;cursor:pointer}.menu-button{display:none}.content-stage{max-width:1500px;margin:0 auto;padding:34px clamp(24px,3.2vw,54px) 64px}.button{min-height:44px;display:inline-flex;justify-content:center;align-items:center;gap:9px;padding:0 18px;border:1px solid transparent;border-radius:8px;font-weight:700;font-size:13px;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}.button:not(:disabled):hover{transform:translateY(-1px)}.button:disabled{cursor:not-allowed;opacity:.58}.button--accent{color:#fff;background:var(--orange);box-shadow:0 10px 22px #ff7a352e}.button--accent:not(:disabled):hover{background:var(--orange-dark);box-shadow:0 12px 26px #db57203d}.button--dark{color:#fff;background:var(--navy)}.button--dark:hover{background:#175066}.button--ghost{color:var(--navy);background:#fff;border-color:var(--line)}.button--compact{min-height:38px;padding-inline:14px}.button--wide{width:100%}.eyebrow,.kicker{color:var(--teal);font-size:11px;font-weight:800;letter-spacing:.15em}.eyebrow{display:flex;align-items:center;gap:7px}.spin{animation:spin 1s linear infinite}.hero-panel{min-height:400px;display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:50px;padding:clamp(34px,5vw,72px);color:#fff;background:linear-gradient(112deg,rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(22deg,rgba(255,255,255,.02) 1px,transparent 1px),var(--navy);background-size:42px 42px,42px 42px,auto;border-radius:6px 28px 28px;box-shadow:var(--shadow);overflow:hidden}.hero-panel__copy{align-self:center;max-width:720px}.hero-panel .eyebrow{color:#72c7d3}.hero-panel h1{margin:18px 0;font-family:DengXian,Microsoft YaHei,sans-serif;font-size:clamp(38px,4.1vw,64px);line-height:1.08;letter-spacing:-.045em;font-weight:700}.hero-panel h1 em{color:#ff9864;font-style:normal}.hero-panel__copy>p{max-width:630px;margin:0;color:#b9cdd3;font-size:16px;line-height:1.8}.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}.hero-panel .button--ghost{color:#e4eef0;background:transparent;border-color:#ffffff40}.hero-panel .button--ghost:hover{background:#ffffff14}.credit-gauge{align-self:center;padding:26px 25px 23px;color:var(--ink);background:#f9fbfa;border-radius:3px 20px 20px;box-shadow:0 22px 44px #0000002e}.credit-gauge__top{display:flex;justify-content:space-between;color:#6a7e86;font-size:12px}.credit-gauge__top svg{color:var(--orange)}.credit-gauge>strong{display:block;margin-top:17px;font-family:Segoe UI,sans-serif;font-size:54px;line-height:1;letter-spacing:-.055em}.credit-gauge__unit{display:block;margin-top:7px;color:#71848b;font-size:12px}.credit-scale{height:8px;margin-top:25px;padding:2px;background:#dce7e9;border-radius:6px}.credit-scale i{display:block;height:100%;background:linear-gradient(90deg,var(--teal),#54b8aa);border-radius:5px}.credit-labels{display:flex;justify-content:space-between;margin-top:8px;color:#7d8f96;font-size:10px}.credit-policy{display:flex;align-items:center;gap:8px;margin-top:21px;padding-top:17px;border-top:1px dashed #d1dddf;color:var(--teal);font-size:12px;font-weight:700}.course-section{margin-top:44px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:24px}.section-heading h2{margin:6px 0 0;font-size:28px;letter-spacing:-.03em}.section-heading>p{max-width:470px;margin:0;color:var(--ink-soft);font-size:14px;line-height:1.7}.lab-track{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));background:var(--paper);border:1px solid var(--line);box-shadow:0 12px 34px #0c34430d}.lab-stop{min-width:0;display:grid;grid-template-columns:34px 1fr;padding:24px 20px 25px 14px;border-right:1px solid var(--line)}.lab-stop:last-child{border-right:0}.lab-stop__rail{position:relative;display:flex;flex-direction:column;align-items:center;color:#8ca0a7;font-family:Segoe UI,sans-serif;font-size:11px;font-weight:800}.lab-stop__rail i{position:absolute;top:38px;bottom:-25px;left:50%;width:1px;background:linear-gradient(var(--line),transparent)}.lab-stop__body{min-width:0}.lab-stop__icon{width:40px;height:40px;display:grid;place-items:center;margin-bottom:19px;color:var(--teal);background:var(--teal-soft);border-radius:10px 10px 10px 3px}.lab-stop--done .lab-stop__icon{color:#fff;background:#2f9b78}.lab-stop__time{color:#819198;font-size:10px;letter-spacing:.08em}.lab-stop h3{margin:7px 0 8px;font-size:17px}.lab-stop p{min-height:39px;margin:0;color:var(--ink-soft);font-size:12px;line-height:1.6}.outcome-tag{display:inline-block;margin-top:14px;padding:5px 8px;color:#ba511f;background:#fff0e7;border-radius:4px;font-size:10px;font-weight:700}.lab-stop button{display:flex;align-items:center;gap:7px;margin-top:20px;padding:0;color:var(--ink);border:0;background:transparent;font-size:12px;font-weight:800;cursor:pointer}.lab-stop button:hover{color:var(--orange-dark)}.value-strip{display:grid;grid-template-columns:repeat(3,1fr);margin-top:30px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.value-strip>div{padding:23px 26px;border-right:1px solid var(--line)}.value-strip>div:last-child{border-right:0}.value-strip span{display:block;color:var(--orange-dark);font-size:10px;font-weight:800;letter-spacing:.13em}.value-strip strong{display:block;margin-top:7px;font-size:15px}.value-strip p{margin:7px 0 0;color:var(--ink-soft);font-size:12px;line-height:1.6}.lab-page{max-width:1370px}.lab-header{display:grid;grid-template-columns:72px minmax(0,1fr) auto;gap:22px;align-items:center;margin-bottom:26px}.lab-header__number{width:62px;height:62px;display:grid;place-items:center;color:#fff;background:var(--navy);border-radius:4px 17px 17px;font-family:Segoe UI,sans-serif;font-size:19px;font-weight:800}.lab-header h1{margin:4px 0 5px;font-size:clamp(27px,3vw,38px);letter-spacing:-.035em}.lab-header p{max-width:720px;margin:0;color:var(--ink-soft);font-size:13px;line-height:1.7}.lab-goal{min-width:235px;padding:14px 17px;background:#fff;border:1px solid var(--line);border-left:3px solid var(--orange);border-radius:3px 11px 11px 3px}.lab-goal span{display:block;color:#819198;font-size:10px;letter-spacing:.12em}.lab-goal strong{display:block;margin-top:5px;font-size:13px}.login-gate{min-height:64px;display:flex;align-items:center;gap:13px;margin-bottom:18px;padding:11px 14px 11px 18px;color:#344f5a;background:#fff7ed;border:1px solid #fed7b7;border-radius:8px}.login-gate>svg{color:var(--orange-dark)}.login-gate>div{flex:1}.login-gate strong,.login-gate span{display:block}.login-gate strong{font-size:13px}.login-gate span{margin-top:3px;color:#6f7f84;font-size:11px}.workbench,.split-workbench,.knowledge-layout,.workflow-bench,.slicer-bench{min-height:600px;display:grid;grid-template-columns:minmax(350px,42%) minmax(0,1fr);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow)}.control-panel{display:flex;flex-direction:column;gap:22px;padding:clamp(24px,3vw,38px);background:#fff;border-right:1px solid var(--line)}.field-group{display:grid;gap:10px}.field-group--grow{flex:1}.field-group label,.control-grid label{color:#34515c;font-size:12px;font-weight:800}.field-label-row{display:flex;justify-content:space-between}.field-label-row span{color:#8b9ca2;font-size:10px}.segmented{display:flex;flex-wrap:wrap;gap:6px}.segmented button{min-height:36px;flex:1;padding:0 12px;color:#536a73;border:1px solid var(--line);border-radius:6px;background:#f7f9f9;font-size:11px;font-weight:700;cursor:pointer}.segmented button:hover{border-color:#8fbfc7}.segmented button.is-selected{color:#fff;background:var(--teal);border-color:var(--teal)}textarea,input,select{color:var(--ink);border:1px solid #cbd9dc;background:#fbfcfc;border-radius:7px;transition:border-color .18s ease,box-shadow .18s ease}textarea:hover,input:hover,select:hover{border-color:#9eb8be}textarea:focus,input:focus,select:focus{border-color:var(--teal);box-shadow:0 0 0 3px #228a9d1a;outline:0}textarea{width:100%;min-height:190px;resize:vertical;padding:14px 15px;font-size:13px;line-height:1.75}select,input{min-height:41px;padding:0 11px}.prompt-formula,.safety-note{display:flex;gap:8px;align-items:flex-start;color:#688089;font-size:11px;line-height:1.55}.prompt-formula svg,.safety-note svg{flex:0 0 auto;color:var(--teal)}.control-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.control-grid label{display:grid;gap:7px}.result-panel,.slice-results{min-width:0;padding:clamp(24px,3vw,38px);background:#f1f5f5}.result-panel__head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.result-panel__head div span{display:block;color:var(--teal);font-size:9px;font-weight:800;letter-spacing:.16em}.result-panel__head div strong{display:block;margin-top:4px;font-size:15px}.result-panel__head>span{color:#87999f;font-size:11px}.empty-canvas{position:relative;min-height:470px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#86999f;border:1px dashed #b9cbcf;background:#f8fbfa;overflow:hidden}.empty-canvas__grid{position:absolute;inset:0;opacity:.45;background-image:linear-gradient(#dfe8e9 1px,transparent 1px),linear-gradient(90deg,#dfe8e9 1px,transparent 1px);background-size:32px 32px;mask-image:radial-gradient(circle,black,transparent 72%)}.empty-canvas>*:not(.empty-canvas__grid){position:relative}.empty-canvas svg{color:#91b8c0}.empty-canvas strong{color:#4f6871;font-size:14px}.empty-canvas span{max-width:350px;text-align:center;font-size:11px;line-height:1.6}.generated-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.generated-grid figure{position:relative;margin:0;overflow:hidden;background:#dbe6e8;border-radius:8px}.generated-grid img{display:block;width:100%;aspect-ratio:1;object-fit:contain}.generated-grid a{position:absolute;right:10px;bottom:10px;display:flex;align-items:center;gap:6px;padding:8px 10px;color:#fff;background:#0c3443e0;border-radius:6px;font-size:11px;text-decoration:none}.paper-output{min-width:0;padding:28px clamp(28px,4vw,58px);background:#e8eff0}.paper-output__bar{display:flex;justify-content:space-between;margin-bottom:13px;color:#6c8087;font-size:11px}.paper-output__bar button{padding:0;color:var(--teal);border:0;background:transparent;cursor:pointer;font-weight:700}.paper-output>.rich-text,.paper-placeholder{min-height:510px;padding:clamp(30px,5vw,62px);background:#fff;box-shadow:0 12px 30px #0c344314}.rich-text{color:#263f49;white-space:pre-wrap;font-size:13px;line-height:1.85}.paper-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;color:#8a9ba1;text-align:center}.paper-placeholder strong{color:#526a73;font-size:14px}.paper-placeholder span{font-size:11px}.knowledge-layout{grid-template-columns:minmax(310px,35%) minmax(0,1fr)}.source-shelf{padding:30px;background:#fff;border-right:1px solid var(--line)}.shelf-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:19px}.shelf-title>div{display:flex;align-items:center;gap:9px}.shelf-title svg{color:var(--teal)}.shelf-title>span{color:#8b9ca2;font-size:11px}.upload-zone,.large-upload{width:100%;min-height:150px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:#6d828a;border:1px dashed #a9c2c7;background:#f5f9f9;cursor:pointer}.upload-zone:hover,.large-upload:hover{color:var(--teal);border-color:var(--teal);background:#f0f8f8}.upload-zone svg,.large-upload svg{color:var(--teal)}.upload-zone strong,.large-upload strong{color:#36535d;font-size:13px}.upload-zone span,.large-upload span{font-size:10px}.document-list{margin-top:20px;display:grid;gap:8px}.document-list>div{display:flex;align-items:center;gap:10px;padding:11px;background:#f3f7f7;border-radius:6px}.document-list>div>svg{color:var(--teal)}.document-list>div span{min-width:0;flex:1}.document-list strong,.document-list small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.document-list strong{font-size:11px}.document-list small{margin-top:3px;color:#84969c;font-size:9px}.document-list button{display:grid;place-items:center;padding:5px;border:0;background:transparent;cursor:pointer}.document-list>p{margin:5px 3px;color:#8b9ca2;font-size:11px;line-height:1.7}.qa-console{min-width:0;display:flex;flex-direction:column;padding:28px 34px;background:#f1f5f5}.qa-console__head{display:flex;align-items:center;gap:11px;padding-bottom:17px;border-bottom:1px solid var(--line)}.qa-console__head>svg{color:var(--teal)}.qa-console__head div{flex:1}.qa-console__head strong,.qa-console__head span{display:block}.qa-console__head strong{font-size:13px}.qa-console__head span{margin-top:3px;color:#87999f;font-size:10px}.status-light{flex:0 0 auto!important;width:8px;height:8px;margin:0!important;border-radius:50%;background:#31aa7c;box-shadow:0 0 0 5px #31aa7c1a}.qa-answer{min-height:410px;flex:1;padding:24px 0;overflow:auto}.qa-placeholder{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:#91a1a6}.qa-placeholder strong{color:#56717a;font-size:13px}.qa-placeholder span{font-size:11px}.assistant-message{display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:start}.assistant-message>svg{padding:8px;box-sizing:content-box;color:#fff;background:var(--teal);border-radius:9px 9px 9px 3px}.assistant-message .rich-text{padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:3px 12px 12px}.ask-box{display:grid;grid-template-columns:1fr 50px;gap:8px;padding:7px;background:#fff;border:1px solid var(--line);border-radius:10px}.ask-box textarea{min-height:62px;max-height:120px;padding:10px;border:0;box-shadow:none;background:transparent}.ask-box button{align-self:end;width:44px;height:44px;display:grid;place-items:center;color:#fff;border:0;border-radius:8px;background:var(--orange);cursor:pointer}.workflow-bench{grid-template-columns:minmax(310px,34%) minmax(0,1fr)}.workflow-input{padding:38px;background:var(--navy);color:#fff}.workflow-input .kicker{color:#6fc3cf}.workflow-input h2{margin:7px 0 18px;font-size:22px}.workflow-input textarea{min-height:260px;color:#e9f2f4;background:#ffffff12;border-color:#ffffff26}.workflow-input .button{margin-top:16px}.human-check{display:flex;align-items:flex-start;gap:10px;margin-top:24px;padding-top:19px;color:#a9c0c7;border-top:1px solid rgba(255,255,255,.12);font-size:11px;line-height:1.6}.human-check svg{flex:0 0 auto;color:#73c8d2}.human-check strong{display:block;color:#eaf2f4}.workflow-route{min-width:0;padding:32px;background:#f1f5f5}.workflow-node{position:relative;display:grid;grid-template-columns:42px minmax(0,1fr);gap:14px;min-height:150px;margin-bottom:22px;padding:20px;background:#fff;border:1px solid var(--line);border-left:3px solid #bdcdd1}.workflow-node--running{border-left-color:var(--orange);box-shadow:0 8px 28px #ff7a3517}.workflow-node--done{border-left-color:#31a779}.workflow-node__mark{width:38px;height:38px;display:grid;place-items:center;color:#668089;background:#e8eff0;border-radius:50%;font-family:Segoe UI,sans-serif;font-size:12px;font-weight:800}.workflow-node--running .workflow-node__mark{color:#fff;background:var(--orange)}.workflow-node--done .workflow-node__mark{color:#fff;background:#31a779}.workflow-node__body{min-width:0}.workflow-node__body>span{color:#87999f;font-size:9px;font-weight:800;letter-spacing:.14em}.workflow-node__body>strong{display:block;margin-top:4px;font-size:15px}.workflow-node__body>p{margin:8px 0 0;color:#71858d;font-size:11px}.workflow-output{max-height:230px;margin-top:12px;padding:12px 14px;overflow:auto;background:#f5f8f8;border-radius:5px;font-size:11px}.workflow-connector{position:absolute;left:31px;bottom:-28px;z-index:2;width:25px;height:32px;display:grid;place-items:center;color:#9fb4ba;background:#f1f5f5}.slicer-bench{grid-template-columns:minmax(340px,40%) minmax(0,1fr)}.slicer-source{padding:30px;background:#fff;border-right:1px solid var(--line)}.large-upload{min-height:290px}.source-preview{position:relative;min-height:290px;display:grid;place-items:center;padding:14px;background-color:#eef3f4;background-image:linear-gradient(45deg,#dfe7e9 25%,transparent 25%),linear-gradient(-45deg,#dfe7e9 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#dfe7e9 75%),linear-gradient(-45deg,transparent 75%,#dfe7e9 75%);background-size:24px 24px;background-position:0 0,0 12px,12px -12px,-12px 0}.source-preview img{display:block;max-width:100%;max-height:430px;object-fit:contain}.source-preview button{position:absolute;right:10px;bottom:10px;display:flex;align-items:center;gap:6px;padding:8px 10px;color:#fff;border:0;border-radius:6px;background:#0c3443e0;cursor:pointer;font-size:11px}.slice-controls{display:grid;gap:16px;margin-top:22px}.number-controls{display:flex;align-items:flex-end;justify-content:center;gap:12px}.number-controls label{display:grid;gap:5px;color:#627980;font-size:10px}.number-controls input{width:88px;text-align:center}.number-controls>span{padding-bottom:11px;color:#9aabb0}.alpha-tip{margin:0;color:#73878e;font-size:11px;line-height:1.6}.slice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.slice-grid figure{min-width:0;margin:0;background:#fff;border:1px solid var(--line)}.slice-grid figure>div{aspect-ratio:1;display:grid;place-items:center;padding:8px;overflow:hidden;background-color:#edf2f3;background-image:linear-gradient(45deg,#dce5e7 25%,transparent 25%),linear-gradient(-45deg,#dce5e7 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#dce5e7 75%),linear-gradient(-45deg,transparent 75%,#dce5e7 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0}.slice-grid img{max-width:100%;max-height:100%;object-fit:contain}.slice-grid figcaption{display:flex;justify-content:space-between;align-items:center;padding:8px 9px}.slice-grid figcaption span{color:#7b8e95;font-size:9px}.slice-grid figcaption button{display:flex;align-items:center;gap:4px;padding:5px;color:var(--teal);border:0;background:transparent;cursor:pointer;font-size:10px;font-weight:700}.empty-canvas--small{min-height:490px}.toast{position:fixed;right:24px;bottom:24px;z-index:80;max-width:min(460px,calc(100vw - 40px));display:flex;align-items:center;gap:12px;padding:13px 13px 13px 17px;color:#fff;border-radius:8px;box-shadow:0 16px 40px #0c344333;animation:toast-in .22s ease both}.toast span{flex:1;font-size:12px;line-height:1.5}.toast button{display:grid;place-items:center;padding:4px;color:inherit;border:0;background:transparent;cursor:pointer}.toast--success{background:#247c61}.toast--error{background:#a84332}.toast--info{background:var(--navy)}.dialog-backdrop{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px;background:#081f28a8;backdrop-filter:blur(5px)}.login-dialog{position:relative;width:min(440px,100%);padding:36px;background:#fff;border-radius:5px 22px 22px;box-shadow:0 30px 80px #0000004d;animation:dialog-in .25s ease both}.dialog-close{position:absolute;top:14px;right:14px;display:grid;place-items:center;padding:7px;color:#758a91;border:0;border-radius:50%;background:transparent;cursor:pointer}.dialog-close:hover{background:#edf3f4}.login-dialog__mark{width:46px;height:46px;display:grid;place-items:center;margin-bottom:22px;color:#fff;background:var(--orange);border-radius:12px 12px 12px 3px}.login-dialog h2{margin:7px 0 8px;font-size:25px;letter-spacing:-.025em}.login-dialog>p{margin:0 0 22px;color:#6d8189;font-size:12px;line-height:1.6}.login-dialog form{display:grid;gap:14px}.login-dialog form label{display:grid;gap:7px;color:#526b74;font-size:11px;font-weight:700}.login-dialog form input{width:100%}.text-button{padding:4px;color:var(--teal);border:0;background:transparent;cursor:pointer;font-size:11px}.form-message{padding:10px 12px;color:#944126;background:#fff1e9;border-radius:6px;font-size:11px;line-height:1.5}.login-policy{display:flex;align-items:center;justify-content:center;gap:7px;margin-top:20px;padding-top:17px;color:#73878e;border-top:1px solid var(--line);font-size:10px}.login-policy svg{color:#2f9b78}.https-warning{display:flex;gap:13px;padding:16px;color:#6b4a34;background:#fff5e9;border:1px solid #f5d2ad;border-radius:8px}.https-warning>svg{flex:0 0 auto;color:var(--orange-dark)}.https-warning strong,.https-warning span{display:block}.https-warning strong{margin-bottom:5px;font-size:12px}.https-warning span{font-size:11px;line-height:1.6}.page-enter{animation:page-in .32s ease both}@keyframes spin{to{transform:rotate(360deg)}}@keyframes page-in{0%{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}@keyframes dialog-in{0%{opacity:0;transform:translateY(12px) scale(.985)}to{opacity:1;transform:none}}@keyframes toast-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@media(max-width:1180px){.hero-panel{grid-template-columns:minmax(0,1fr) 300px;gap:30px}.lab-track{grid-template-columns:repeat(2,1fr)}.lab-stop:nth-child(2){border-right:0}.lab-stop:nth-child(-n+2){border-bottom:1px solid var(--line)}.workbench,.split-workbench,.knowledge-layout,.workflow-bench,.slicer-bench{grid-template-columns:40% 60%}.slice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:900px){.sidebar{transform:translate(-102%);transition:transform .24s ease;box-shadow:20px 0 50px #061f283d}.sidebar--open{transform:none}.nav-backdrop{position:fixed;inset:0;z-index:19;display:block;border:0;background:#05192080}.main-stage{margin-left:0}.menu-button{display:grid}.hero-panel{grid-template-columns:1fr}.credit-gauge{max-width:420px}.lab-header{grid-template-columns:62px 1fr}.lab-goal{grid-column:2}.workbench,.split-workbench,.knowledge-layout,.workflow-bench,.slicer-bench{grid-template-columns:1fr}.control-panel,.source-shelf,.workflow-input,.slicer-source{border-right:0;border-bottom:1px solid var(--line)}.workbench--image .result-panel{min-height:560px}.value-strip{grid-template-columns:1fr}.value-strip>div{border-right:0;border-bottom:1px solid var(--line)}.value-strip>div:last-child{border-bottom:0}}@media(max-width:620px){.topbar{min-height:66px;padding:0 14px}.topbar__title span,.mode-pill,.account-menu span{display:none}.topbar__title strong{font-size:15px}.topbar__actions .button{width:38px;padding:0;font-size:0}.content-stage{padding:20px 14px 48px}.hero-panel{min-height:0;padding:34px 23px;border-radius:4px 20px 20px}.hero-panel h1{font-size:36px}.hero-panel__copy>p{font-size:13px}.hero-actions .button{width:100%}.credit-gauge{padding:22px}.credit-gauge>strong{font-size:46px}.section-heading{align-items:flex-start;flex-direction:column;gap:8px}.section-heading h2{font-size:24px}.lab-track{grid-template-columns:1fr}.lab-stop{border-right:0;border-bottom:1px solid var(--line)}.lab-stop:nth-child(3){border-bottom:1px solid var(--line)}.lab-stop:last-child{border-bottom:0}.lab-header{grid-template-columns:48px 1fr;gap:13px}.lab-header__number{width:46px;height:46px;font-size:14px;border-radius:3px 12px 12px}.lab-header h1{font-size:26px}.lab-goal{min-width:0;grid-column:1 / -1}.login-gate{align-items:flex-start;flex-wrap:wrap}.login-gate .button{width:100%}.control-panel,.result-panel,.paper-output,.source-shelf,.qa-console,.workflow-input,.workflow-route,.slicer-source,.slice-results{padding:22px 18px}.control-grid{grid-template-columns:1fr}.segmented button{flex:1 1 30%}.generated-grid,.slice-grid{grid-template-columns:1fr}.empty-canvas{min-height:330px}.paper-output>.rich-text,.paper-placeholder{min-height:390px;padding:28px 22px}.login-dialog{padding:30px 22px 24px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}