:root{color-scheme:light;--bg: #f6f8fa;--surface: #ffffff;--text: #1f2328;--muted: #656d76;--border: #d0d7de;--accent: #004327;--accent-hover: #0a5c37;--accent-soft: #e7f0e0;--brand-lime: #9abc3f;--danger: #cf222e}:root[data-theme=light]{color-scheme:light}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){color-scheme:dark;--bg: #0d1117;--surface: #161b22;--text: #e6edf3;--muted: #8b949e;--border: #30363d;--accent: #9abc3f;--accent-hover: #b3cf5f;--accent-soft: rgba(154, 188, 63, .16);--brand-lime: #9abc3f;--danger: #f85149}}:root[data-theme=dark]{color-scheme:dark;--bg: #0d1117;--surface: #161b22;--text: #e6edf3;--muted: #8b949e;--border: #30363d;--accent: #9abc3f;--accent-hover: #b3cf5f;--accent-soft: rgba(154, 188, 63, .16);--brand-lime: #9abc3f;--danger: #f85149}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--text);background:var(--bg);min-height:100vh}h1{font-size:1.6rem;font-weight:600;margin:0 0 .25rem}.subtitle{color:var(--muted);margin-top:0}.muted{color:var(--muted)}.error{color:var(--danger);font-size:.9rem}label{display:block;font-size:.85rem;color:var(--muted);margin-top:.5rem}input,textarea{width:100%;padding:.5rem;border:1px solid var(--border);border-radius:6px;font-size:1rem;font-family:inherit;background:var(--surface);color:var(--text)}textarea{resize:vertical}input:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:var(--accent)}button{padding:.5rem 1rem;border:1px solid var(--accent);background:var(--accent);color:#fff;border-radius:6px;cursor:pointer;font-size:.95rem;font-weight:500;box-shadow:0 1px 2px #0000000d;transition:background .15s ease,border-color .15s ease,transform .05s ease}button:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}button:active:not(:disabled){transform:translateY(1px)}button:disabled{opacity:.5;cursor:not-allowed}.centered-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.card{background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:2rem;width:320px;display:flex;flex-direction:column;gap:.5rem;box-shadow:0 1px #1f23280a}.card h1{margin:0;font-size:1.25rem}.login-page{background:radial-gradient(140% 100% at 50% -10%,var(--accent-soft) 0%,var(--bg) 65%)}.login-card{width:340px;padding:2.5rem 2rem 2rem;border-top:4px solid var(--brand-lime);box-shadow:0 8px 24px #0043271a}.login-logo{align-self:center;height:52px;width:auto;margin-bottom:.75rem;padding:.4rem .75rem;background:#fff;border-radius:6px}.login-card h1{text-align:center;color:var(--accent);margin-bottom:1rem}.app-shell{min-height:100vh}.dashboard-topbar{display:flex;align-items:center;justify-content:space-between;padding:.65rem 1.5rem;background:var(--surface);border-bottom:1px solid var(--border);border-top:3px solid var(--brand-lime);box-shadow:0 1px 2px #00000008}.topbar-logo{height:30px;width:auto;display:block;padding:.2rem .5rem;background:#fff;border-radius:6px}.topbar-actions{display:flex;align-items:center;gap:.5rem}.avatar-button{width:36px;height:36px;padding:0;border-radius:50%;background:var(--accent-soft);border:1px solid var(--border);color:var(--accent);display:flex;align-items:center;justify-content:center;box-shadow:none;transition:box-shadow .15s ease,border-color .15s ease}.avatar-button:hover:not(:disabled){background:var(--accent-soft);border-color:var(--accent);box-shadow:0 2px 6px #00000014}.avatar-initials{font-size:.85rem;font-weight:700}.user-menu-box{position:relative}.user-dropdown{position:absolute;right:0;top:calc(100% + .5rem);width:220px;background:var(--surface);border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px #0000001f;padding:.75rem;z-index:50}.user-dropdown-name{font-weight:600}.user-dropdown-email{color:var(--muted);font-size:.85rem;margin-bottom:.5rem}.user-dropdown-item{width:100%;margin-top:.25rem;background:none;border:1px solid var(--border);color:var(--text)}.user-dropdown-item:hover{background:var(--bg)}.feedback-trigger{background:none;border:1px solid var(--border);color:var(--text)}.feedback-trigger:hover{background:var(--bg);border-color:var(--border)}.feedback-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:100}.feedback-panel{width:380px}.feedback-actions{display:flex;justify-content:flex-end;gap:.5rem;margin-top:.5rem}.feedback-cancel{background:none;border:1px solid var(--border);color:var(--text)}.feedback-cancel:hover{background:var(--bg)}.dashboard-content{max-width:1400px;margin:2rem auto;padding:0 2rem}.project-tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem;margin-top:1rem}.project-tile{display:block;background:var(--surface);border:1px solid var(--border);border-radius:8px;overflow:hidden;text-decoration:none;color:var(--text);box-shadow:0 1px 2px #00000008;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.project-tile:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 8px 20px #00000014}.project-tile-image{width:100%;height:140px;object-fit:cover;display:block}.project-tile-placeholder{display:flex;align-items:center;justify-content:center;background:var(--accent);color:#fff;font-size:2.5rem;font-weight:600}.project-tile-body{padding:.75rem 1rem}.project-tile-body h2{margin:0;font-size:1.05rem}.project-tile-address{color:var(--muted);font-size:.85rem;margin:.15rem 0 0}.project-tile-deadline{color:var(--muted);font-size:.8rem;margin:.4rem 0 0}.status-pill{display:inline-block;margin-top:.4rem;padding:.15rem .55rem;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:.78rem;font-weight:600}.project-detail-header{max-width:1400px;margin:1.5rem auto 0;padding:0 2rem}.project-shell{max-width:1400px;margin:0 auto 2rem;padding:0 2rem;display:flex;gap:2.5rem;align-items:flex-start}.project-text{max-width:720px}.project-sidebar{width:190px;flex-shrink:0;display:flex;flex-direction:column;gap:.15rem;border-right:1px solid var(--border);padding-right:1rem}.side-nav-link{display:block;text-align:left;background:none;border:none;box-shadow:none;color:var(--muted);font-weight:500;font-size:.92rem;padding:.55rem .75rem;border-radius:6px;transition:background .15s ease,color .15s ease,box-shadow .15s ease}.side-nav-link:hover:not(:disabled){background:var(--bg);color:var(--text)}.side-nav-link-active,.side-nav-link-active:hover{background:var(--accent-soft);color:var(--accent);font-weight:600;box-shadow:inset 3px 0 0 var(--accent)}.project-main{flex:1;min-width:0}.ifc-viewer{position:relative}.ifc-viewer-canvas{width:100%;height:480px;border-radius:6px;overflow:hidden;background:var(--accent-soft)}.plain-list{list-style:none;padding:0;margin:.5rem 0}.plain-list li{padding:.4rem 0;border-bottom:1px solid var(--border)}