:root{color-scheme:light;font-family:Avenir Next,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;line-height:1.5;font-weight:400;color:#23170b;background:radial-gradient(circle at top left,rgba(255,218,143,.42),transparent 32%),linear-gradient(180deg,#fbf6ec,#f4ecdf);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--color-ink: #23170b;--color-muted: #7d6b58;--color-line: rgba(91, 62, 18, .14);--color-panel: rgba(255, 251, 244, .92);--color-panel-strong: #fffdf9;--color-sidebar: #19130d;--color-gold: #c58a17;--color-gold-strong: #8f610d;--color-accent: #2c7a68;--color-danger: #c7452d;--shadow-soft: 0 24px 60px rgba(62, 39, 8, .12)}*{box-sizing:border-box}html,body,#app{min-height:100%;margin:0}body{min-height:100vh}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}input,select,textarea{width:100%;border:1px solid var(--color-line);background:#ffffffd6;border-radius:16px;padding:12px 14px;color:var(--color-ink);transition:border-color .2s ease,box-shadow .2s ease}input:focus,select:focus,textarea:focus{outline:none;border-color:#c58a178c;box-shadow:0 0 0 4px #c58a171f}.primary-button,.ghost-button{border:none;border-radius:999px;padding:12px 18px;transition:transform .2s ease,opacity .2s ease,background-color .2s ease}.primary-button{background:linear-gradient(135deg,var(--color-gold) 0%,#e3b344 100%);color:#fff;box-shadow:0 16px 30px #c58a1747}.ghost-button{background:#ffffffad;color:var(--color-ink);border:1px solid var(--color-line)}.primary-button:hover,.ghost-button:hover{transform:translateY(-1px)}.primary-button:disabled,.ghost-button:disabled{opacity:.56;cursor:not-allowed;transform:none}.shell-root{min-height:100vh;display:grid;grid-template-columns:280px minmax(0,1fr)}.shell-nav{background:linear-gradient(180deg,rgba(255,206,112,.16),transparent 24%),linear-gradient(180deg,#19130d,#0f0b07);color:#fffbf4eb;padding:28px 20px 28px 24px;display:flex;flex-direction:column;gap:28px;border-right:1px solid rgba(255,241,217,.08)}.shell-brand{padding:18px 18px 20px;border-radius:24px;background:#ffffff0a;border:1px solid rgba(255,241,217,.12)}.shell-brand h1{margin:6px 0;font-size:28px}.shell-brand p{margin:0;color:#fff3dead}.shell-brand__eyebrow,.page-eyebrow{margin:0;font-size:12px;text-transform:uppercase;letter-spacing:.18em;color:#c58a17e6}.shell-menu{display:flex;flex-direction:column;gap:22px}.shell-menu__section h2{margin:0 0 10px;font-size:13px;font-weight:600;letter-spacing:.08em;color:#fff3de9e}.shell-menu__link{display:grid;gap:4px;padding:14px 14px 14px 16px;border-radius:18px;color:#fff8edcc;transition:background-color .2s ease,transform .2s ease}.shell-menu__link small{color:#fff2d894}.shell-menu__link:hover,.shell-menu__link.is-active{background:#ffefcc17;transform:translate(2px)}.shell-main{min-width:0;display:flex;flex-direction:column}.shell-header{position:sticky;top:0;z-index:10;display:flex;align-items:flex-start;justify-content:space-between;gap:24px;padding:28px 32px 18px;-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);background:#fbf6ecd1;border-bottom:1px solid rgba(91,62,18,.08)}.shell-header__main{display:grid;gap:12px}.shell-header h1{margin:8px 0;font-size:clamp(28px,4vw,40px);line-height:1.05}.page-description{margin:0;max-width:720px;color:var(--color-muted)}.shell-header__actions{display:flex;align-items:center;gap:12px}.breadcrumbs{display:flex;align-items:center;flex-wrap:wrap;gap:8px;color:var(--color-muted);font-size:13px}.breadcrumbs__link{color:var(--color-muted)}.breadcrumbs__current{color:var(--color-ink);font-weight:600}.breadcrumbs__divider{color:#7d6b588f}.section-tabs{display:flex;align-items:center;flex-wrap:wrap;gap:10px}.section-tab{display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border-radius:999px;background:#ffffffb8;border:1px solid rgba(91,62,18,.1);color:var(--color-muted);transition:background-color .2s ease,color .2s ease,transform .2s ease}.section-tab:hover,.section-tab.is-active{transform:translateY(-1px)}.section-tab.is-active{background:linear-gradient(135deg,#c58a1724,#e3b34438);color:var(--color-gold-strong);border-color:#c58a1742}.user-chip{display:grid;gap:2px;min-width:140px;padding:12px 14px;background:#ffffffad;border-radius:18px;border:1px solid var(--color-line)}.user-chip span{color:var(--color-muted);font-size:13px}.shell-content{padding:0 32px 32px}.page-stack{display:flex;flex-direction:column;gap:20px}.card{background:var(--color-panel);border:1px solid rgba(91,62,18,.08);border-radius:28px;box-shadow:var(--shadow-soft);padding:22px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}.section-heading h2{margin:8px 0 0;font-size:22px}.stat-grid,.module-grid,.placeholder-page__grid,.login-tips{display:grid;gap:16px}.stat-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.module-grid,.placeholder-page__grid,.login-tips{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.stat-card,.module-card,.info-card{border-radius:24px;padding:18px;background:var(--color-panel-strong);border:1px solid rgba(91,62,18,.08)}.stat-card span,.info-card span{color:var(--color-muted);font-size:13px}.stat-card strong,.module-card strong,.info-card strong{display:block;margin-top:10px;font-size:20px}.stat-card small,.module-card p,.info-card p,.plain-list{color:var(--color-muted)}.plain-list{margin:0;padding-left:18px}.plain-list li+li{margin-top:8px}.placeholder-page{min-height:360px;display:flex;flex-direction:column;gap:22px;justify-content:center}.placeholder-page__hero h2{margin:10px 0;font-size:28px}.login-page{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(380px,460px);background:radial-gradient(circle at top left,rgba(255,202,92,.34),transparent 30%),linear-gradient(135deg,#fbf6ec,#f2e4cb)}.login-hero,.login-panel{padding:48px}.login-hero{display:flex;flex-direction:column;justify-content:center;gap:20px}.login-hero h1{margin:0;font-size:clamp(42px,6vw,64px);line-height:.98}.login-hero p{max-width:620px;margin:0;color:var(--color-muted);font-size:18px}.login-panel{display:flex;align-items:center;justify-content:center}.login-form{width:100%;max-width:420px;background:#fffcf7db;border-radius:32px;border:1px solid rgba(91,62,18,.08);box-shadow:var(--shadow-soft);padding:32px}.login-form h2{margin:0 0 20px;font-size:28px}.field{display:grid;gap:8px;margin-bottom:16px}.field span{font-size:14px;color:var(--color-muted)}.form-error{margin:0 0 16px;color:var(--color-danger)}@media (max-width: 1100px){.shell-root{grid-template-columns:1fr}.shell-nav{position:static}.stat-grid,.login-page{grid-template-columns:1fr}}@media (max-width: 720px){.shell-header,.shell-content{padding-left:18px;padding-right:18px}.shell-header{flex-direction:column}.section-tabs{gap:8px}.section-tab{width:100%;justify-content:center}.login-hero,.login-panel{padding:24px}}