:root{--bg-root: #FFFFFF;--bg-surface: #F8F9FA;--bg-input: #F0F1F3;--border: rgba(0,0,0,.08);--border-input: rgba(0,0,0,.12);--text-primary: #1A1A1A;--text-secondary: rgba(0,0,0,.5);--text-muted: rgba(0,0,0,.35);--hover: rgba(0,0,0,.04);--active: rgba(0,0,0,.06);--accent: #00A2FF;--error: #E8390E;--success: #26DE81;--font-mono: "IBM Plex Mono", monospace;--font-sans: "DM Sans", sans-serif}.app-shell{display:flex;height:100vh;overflow:hidden;background:var(--bg-root)}.column{display:flex;flex-direction:column;height:100%;border-right:1px solid var(--border);overflow:hidden}.column-header{padding:16px;border-bottom:1px solid var(--border);flex-shrink:0}.column-header-title{font-family:var(--font-mono);font-size:11px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em}.column-body{flex:1;overflow-y:auto;padding:8px}.column-footer{padding:12px 16px;border-top:1px solid var(--border);flex-shrink:0}.col-projects{width:200px;min-width:200px}.col-projects .column-header{display:flex;align-items:center;gap:8px}.brand-mark{width:28px;height:28px;border-radius:6px;background:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:#fff;flex-shrink:0}.brand-label{font-family:var(--font-mono);font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--text-primary)}.project-row{display:flex;align-items:center;gap:8px;width:100%;padding:8px;background:transparent;border:none;border-left:3px solid transparent;border-radius:6px;cursor:pointer;color:var(--text-primary);text-align:left;font-size:13px;font-family:var(--font-sans);transition:background .15s}.project-row:hover{background:var(--hover)}.project-row.selected{background:var(--active)}.project-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.project-row-info{flex:1;min-width:0}.project-row-name{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:13px}.project-row-status{font-family:var(--font-mono);font-size:10px;color:var(--text-muted);margin-top:1px}.projects-footer{display:flex;flex-direction:column;gap:8px}.sync-row{display:flex;align-items:center;justify-content:space-between}.sync-label{font-family:var(--font-mono);font-size:10px;color:var(--text-muted)}.sync-btn{background:none;border:1px solid var(--border);border-radius:4px;color:var(--accent);font-size:10px;font-family:var(--font-mono);padding:2px 8px;cursor:pointer}.sync-btn:hover{background:var(--hover)}.sync-btn:disabled{opacity:.5;cursor:wait}.user-row{display:flex;align-items:center;justify-content:space-between}.user-email{font-family:var(--font-mono);font-size:10px;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:120px}.signout-btn{background:none;border:none;color:var(--text-muted);font-size:11px;cursor:pointer}.signout-btn:hover{color:var(--text-primary)}.col-features{width:240px;min-width:240px}.col-features .column-header{display:flex;flex-direction:column;gap:4px}.feature-project-name{font-size:15px;font-weight:600;color:var(--text-primary)}.feature-project-status{font-family:var(--font-mono);font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em}.feature-section-label{font-family:var(--font-mono);font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;padding:12px 8px 4px}.feature-row{display:flex;align-items:center;gap:8px;width:100%;padding:7px 8px;background:transparent;border:none;border-radius:6px;cursor:pointer;color:var(--text-primary);text-align:left;font-size:13px;font-family:var(--font-sans);transition:background .15s}.feature-row:hover{background:var(--hover)}.feature-row.selected{background:var(--active)}.feature-status-icon{font-size:12px;flex-shrink:0;width:16px;text-align:center}.feature-name{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.feature-divider{height:1px;background:var(--border);margin:8px}.doc-row{display:flex;align-items:center;gap:8px;width:100%;padding:6px 8px;background:transparent;border:none;border-radius:6px;cursor:pointer;color:var(--text-secondary);text-align:left;font-size:12px;font-family:var(--font-mono);transition:background .15s}.doc-row:hover{background:var(--hover);color:var(--text-primary)}.doc-row.selected{background:var(--active);color:var(--text-primary)}.doc-row-icon{font-size:11px;opacity:.5}.doc-row-name{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.no-features-msg{padding:16px 8px;font-size:12px;color:var(--text-muted)}.col-content{flex:1;display:flex;flex-direction:column;height:100%;overflow:hidden;border-right:none}.content-body{flex:1;overflow-y:auto;padding:32px 40px}.overview-header{display:flex;align-items:center;gap:12px;margin-bottom:8px}.overview-color-dot{width:12px;height:12px;border-radius:50%}.overview-title{font-size:28px;font-weight:600;letter-spacing:-.02em}.overview-status{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);background:var(--bg-surface);padding:2px 8px;border-radius:4px;text-transform:uppercase}.overview-tagline{color:var(--text-secondary);font-size:15px;margin-bottom:32px;margin-left:24px}.overview-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:24px}.overview-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:10px;padding:20px}.overview-card-title{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:16px}.overview-stats{display:grid;grid-template-columns:1fr 1fr;gap:16px}.stat-value{font-size:24px;font-weight:600;color:var(--text-primary)}.stat-label{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);text-transform:uppercase}.stack-chips{display:flex;flex-wrap:wrap;gap:8px}.stack-chip{font-size:13px;font-family:var(--font-mono);background:var(--bg-root);border:1px solid var(--border);border-radius:6px;padding:4px 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p{margin-bottom:16px}.doc-content ul,.doc-content ol{padding-left:24px;margin-bottom:16px}.doc-content li{margin-bottom:4px}.doc-content code{font-family:var(--font-mono);font-size:12px;background:var(--bg-surface);padding:2px 6px;border-radius:4px;color:var(--accent)}.doc-content pre{background:var(--bg-surface);padding:16px;border-radius:8px;overflow-x:auto;margin-bottom:16px;border:1px solid var(--border)}.doc-content pre code{background:none;padding:0}.doc-content blockquote{border-left:2px solid var(--accent);padding-left:16px;color:var(--text-muted);margin-bottom:16px}.doc-content table{width:100%;border-collapse:collapse;margin-bottom:16px}.doc-content th,.doc-content td{padding:8px 12px;border:1px solid var(--border);text-align:left;font-size:13px}.doc-content th{background:var(--bg-surface);font-weight:600;color:var(--text-primary)}.content-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--text-muted);font-size:14px;gap:8px}.content-empty-icon{font-size:32px;opacity:.3}.loading{display:flex;align-items:center;justify-content:center;padding:48px;color:var(--text-muted);font-family:var(--font-mono);font-size:12px}.loading:before{content:"◌";margin-right:8px;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:1000px){.col-features{position:fixed;top:0;left:200px;bottom:0;z-index:50;background:var(--bg-root);box-shadow:4px 0 16px #00000014;transform:translate(-100%);transition:transform .2s ease}.app-shell.drilled-features .col-features{transform:translate(0)}}@media(max-width:700px){.app-shell{flex-direction:column}.app-shell.drilled-features .col-projects,.app-shell.drilled-content .col-projects,.app-shell.drilled-content .col-features{display:none}.app-shell.drilled-features .col-features,.app-shell.drilled-content .col-content{flex:1;width:100%;min-width:0}.col-projects,.col-features{width:100%;min-width:0;border-right:none;border-bottom:1px solid var(--border)}.col-features{position:static;transform:none;box-shadow:none}.mobile-back-btn{display:inline-flex}}@media(min-width:701px){.mobile-back-btn{display:none}}.mobile-back-btn{background:none;border:none;color:var(--accent);font-size:13px;font-family:var(--font-mono);cursor:pointer;padding:0;margin-bottom:8px}