:root{color-scheme:light;--bg: #f4f7fb;--surface: #ffffff;--surface-alt: #eef4ff;--line: #dbe5f1;--line-strong: #b9c8db;--text: #10213a;--muted: #64748b;--primary: #1f6feb;--primary-dark: #134fb4;--success: #0f9f6e;--warning: #d97706;--danger: #dc2626;--info: #2563eb;--shadow: 0 20px 50px rgba(15, 23, 42, .08);--radius-lg: 24px;--radius-md: 16px;--radius-sm: 12px}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:linear-gradient(180deg,#f8fbff 0%,var(--bg) 100%);color:var(--text)}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:none}button,input,textarea{font:inherit}input,textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:14px 16px;background:#fff;color:var(--text);transition:border-color .2s ease,box-shadow .2s ease}input:focus,textarea:focus{outline:none;border-color:#1f6feb99;box-shadow:0 0 0 4px #1f6feb1f}textarea{resize:vertical}label{display:grid;gap:8px;color:var(--muted);font-size:14px}h1,h2,h3,p{margin:0}code{display:block;padding:8px 10px;border-radius:10px;background:#0f172a0a;color:#0f172a;word-break:break-all}.button,.link-button,a.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border-radius:12px;border:1px solid transparent;cursor:pointer;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease,background .18s ease}.button:hover,.link-button:hover,a.button:hover{transform:translateY(-1px);text-decoration:none}.button:disabled{cursor:not-allowed;opacity:.7;transform:none}.button-primary,.link-button{background:linear-gradient(135deg,var(--primary) 0%,#115ad7 100%);color:#fff;box-shadow:0 12px 24px #1f6feb3d}.button-secondary{background:#fff;color:var(--text);border-color:var(--line)}.button-danger{background:#dc262614;color:var(--danger);border-color:#dc262633}.button-block{width:100%}.badge{display:inline-flex;align-items:center;padding:6px 12px;border-radius:999px;font-size:12px;font-weight:700}.badge-neutral{background:#0f172a12;color:var(--text)}.badge-success{background:#0f9f6e1f;color:var(--success)}.badge-warning{background:#d977061f;color:var(--warning)}.badge-danger{background:#dc26261f;color:var(--danger)}.badge-info{background:#2563eb1f;color:var(--info)}.status-card{display:grid;gap:10px;padding:16px 18px;border-radius:var(--radius-md);border:1px solid var(--line)}.status-neutral{background:#fff}.status-success{background:#0f9f6e14;border-color:#0f9f6e2e}.status-warning{background:#d9770614;border-color:#d977062e}.status-danger{background:#dc262614;border-color:#dc26262e}.status-info{background:#2563eb14;border-color:#2563eb2e}.status-card-title{font-weight:700}.status-card-description{color:var(--muted);line-height:1.6}.status-card-actions{display:flex;flex-wrap:wrap;gap:10px}.public-page,.auth-page,.share-page{min-height:100vh}.public-page{display:grid;gap:24px;padding:28px clamp(20px,4vw,44px) 56px}.public-header,.share-page-header{display:flex;align-items:center;justify-content:space-between;gap:16px}.public-brand,.brand-block,.brand-inline{display:inline-flex;align-items:center;gap:12px}.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#1f6feb2e,#115ad752);font-size:20px}.brand-name{font-size:18px;font-weight:800}.brand-note{color:var(--muted);font-size:13px}.public-actions,.hero-actions,.inline-actions,.page-topbar-actions,.share-page-header-actions{display:flex;flex-wrap:wrap;gap:12px}.account-menu{position:relative}.account-menu-trigger{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 14px;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--text);cursor:pointer}.account-menu-name{font-weight:700}.account-menu-caret{color:var(--muted);font-size:12px}.account-menu-popover{position:absolute;top:calc(100% + 10px);right:0;z-index:20;min-width:180px;display:grid;gap:6px;padding:8px;border:1px solid var(--line);border-radius:14px;background:#fffffffa;box-shadow:var(--shadow)}.account-menu-item{display:flex;align-items:center;min-height:42px;padding:0 12px;border-radius:10px;color:var(--text)}.account-menu-item:hover{background:#1f6feb14}.account-menu-item-button{width:100%;border:none;background:transparent;text-align:left;cursor:pointer}.hero-card,.cta-card,.demo-helper-card,.auth-card,.panel-card,.space-card{background:#ffffffeb;border:1px solid rgba(219,229,241,.9);border-radius:var(--radius-lg);box-shadow:var(--shadow)}.hero-card{display:grid;gap:18px;padding:clamp(24px,4vw,44px)}.hero-card h1{max-width:14ch;font-size:clamp(32px,5vw,56px);line-height:1.06}.hero-card p{max-width:760px;color:var(--muted);font-size:17px;line-height:1.7}.eyebrow{display:inline-flex;width:fit-content;padding:6px 12px;border-radius:999px;background:#1f6feb1a;color:var(--primary);font-weight:700;font-size:13px}.feature-grid,.demo-helper-grid,.detail-summary-grid,.space-grid{display:grid;gap:18px}.feature-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.feature-card{display:grid;gap:14px;padding:24px;border-radius:var(--radius-md);background:#ffffffc7;border:1px solid rgba(219,229,241,.95)}.feature-icon{font-size:28px}.feature-card p,.cta-card p{color:var(--muted);line-height:1.65}.cta-card{display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px;padding:28px;background:linear-gradient(135deg,#1f6feb,#114bb4);color:#fff}.cta-card p{color:#fffc}.demo-helper-card{display:grid;gap:18px;padding:24px;background:linear-gradient(135deg,#fff8e1f2,#fffffff0)}.demo-helper-card h3{margin-bottom:8px}.demo-helper-card p{color:var(--muted);line-height:1.6}.demo-helper-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.demo-helper-item{display:grid;gap:10px;padding:16px;border-radius:var(--radius-md);border:1px solid rgba(217,119,6,.16);background:#ffffffdb}.demo-helper-label,.detail-label,.copy-field-label{color:var(--muted);font-size:13px;font-weight:600}.auth-page{display:flex;align-items:center;justify-content:center;padding:32px 20px}.auth-card{width:min(720px,100%)}.auth-card-wide{width:min(820px,100%)}.auth-card-head,.auth-card-footer,.panel-card-header,.page-topbar{display:flex;align-items:center;justify-content:space-between;gap:14px}.auth-card-head,.auth-card-footer,.auth-card-body,.panel-card-header,.panel-card-body{padding:20px 24px}.auth-card-head,.auth-card-footer,.panel-card-header{border-bottom:1px solid var(--line)}.auth-card-footer{border-bottom:none;border-top:1px solid var(--line);color:var(--muted)}.auth-card-body,.panel-card-body{display:grid;gap:18px}.auth-card-body p{color:var(--muted);line-height:1.6}.auth-form,.stack-form,.page-stack,.card-list,.file-list,.copy-field,.composer-card,.upload-box{display:grid;gap:16px}.app-shell{display:grid;grid-template-columns:280px minmax(0,1fr);min-height:100vh}.app-sidebar{display:grid;align-content:start;gap:24px;padding:28px 22px;background:#ffffffd1;border-right:1px solid rgba(219,229,241,.95);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.nav-list{display:grid;gap:10px}.nav-item{display:inline-flex;align-items:center;min-height:46px;padding:0 14px;border-radius:12px;color:var(--text);font-weight:600}.nav-item-active,.nav-item:hover{background:#1f6feb1a;color:var(--primary-dark)}.sidebar-tip{display:grid;gap:8px;padding:18px;border-radius:var(--radius-md);background:#1f6feb0f;border:1px solid rgba(31,111,235,.12)}.sidebar-tip-value{font-weight:800}.sidebar-tip-meta,.muted-text,.empty-description,.file-meta,.text-card-meta span,.space-card p{color:var(--muted);line-height:1.6}.app-main{display:grid;grid-template-rows:auto 1fr}.page-topbar{padding:24px 28px 18px;border-bottom:1px solid rgba(219,229,241,.9);background:#ffffffb8;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.page-topbar p{margin-top:6px;color:var(--muted)}.page-content,.share-content-wrapper{padding:24px 28px 42px}.panel-card-header{border-bottom:1px solid rgba(219,229,241,.9)}.panel-card-header p{margin-top:8px;color:var(--muted);line-height:1.6}.panel-card-actions{display:flex;flex-wrap:wrap;gap:10px}.space-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.space-card{display:grid;gap:18px;padding:22px}.space-card-header{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px}.space-card-stats,.text-card-meta,.detail-summary-grid{display:grid;gap:12px}.detail-summary-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.detail-value{font-weight:700;line-height:1.6;word-break:break-word}.monospace{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.segmented-control{display:inline-grid;grid-template-columns:repeat(2,minmax(120px,1fr));gap:8px;width:fit-content;padding:6px;border-radius:14px;background:#ffffffd9;border:1px solid var(--line)}.segmented-control button{border:none;background:transparent;min-height:42px;padding:0 18px;border-radius:10px;color:var(--muted);cursor:pointer}.segmented-control .segmented-active{background:#1f6feb1f;color:var(--primary-dark);font-weight:700}.text-card-item,.file-item,.empty-block{display:grid;gap:14px;padding:18px;border-radius:var(--radius-md);border:1px solid rgba(219,229,241,.95);background:#ffffffd6}.text-card-meta{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.text-card-meta strong{display:block;margin-bottom:4px}.text-card-content{white-space:pre-wrap;line-height:1.7;color:#0f172a}.file-item{grid-template-columns:minmax(0,1fr) auto;align-items:center}.file-name,.empty-title{font-size:17px;font-weight:800}.upload-box,.composer-card,.access-code-form{padding:18px;border-radius:var(--radius-md);border:1px dashed rgba(31,111,235,.3);background:#eff5ff9e}.upload-label{position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;min-height:48px;width:fit-content;padding:0 18px;border-radius:12px;background:var(--primary);color:#fff;cursor:pointer}.upload-label input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer}.copy-field-row{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center}.copy-field-value{min-height:52px;display:flex;align-items:center;padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:#fff;line-height:1.6;word-break:break-all}.share-page{padding:28px clamp(20px,4vw,40px) 48px}.share-content-wrapper{max-width:1080px;margin:0 auto}.brand-inline{color:var(--text);font-weight:800}@media (max-width: 980px){.app-shell{grid-template-columns:1fr}.app-sidebar{border-right:none;border-bottom:1px solid rgba(219,229,241,.95)}}@media (max-width: 720px){.public-header,.share-page-header,.page-topbar,.panel-card-header,.auth-card-head,.auth-card-footer,.file-item{grid-template-columns:1fr;display:grid}.copy-field-row{grid-template-columns:1fr}.hero-card h1{max-width:none}.page-content,.share-content-wrapper,.page-topbar,.auth-card-body,.auth-card-head,.auth-card-footer,.panel-card-body,.panel-card-header{padding-left:18px;padding-right:18px}}
