:root{--vt-c-white:#fff;--vt-c-white-soft:#f8f8f8;--vt-c-white-mute:#f2f2f2;--vt-c-black:#181818;--vt-c-black-soft:#222;--vt-c-black-mute:#282828;--vt-c-indigo:#2c3e50;--vt-c-divider-light-1:#3c3c3c4a;--vt-c-divider-light-2:#3c3c3c1f;--vt-c-divider-dark-1:#545454a6;--vt-c-divider-dark-2:#5454547a;--vt-c-text-light-1:var(--vt-c-indigo);--vt-c-text-light-2:#3c3c3ca8;--vt-c-text-dark-1:var(--vt-c-white);--vt-c-text-dark-2:#ebebeba3;--color-background:var(--vt-c-white);--color-background-soft:var(--vt-c-white-soft);--color-background-mute:var(--vt-c-white-mute);--color-border:var(--vt-c-divider-light-2);--color-border-hover:var(--vt-c-divider-light-1);--color-heading:var(--vt-c-text-light-1);--color-text:var(--vt-c-text-light-1);--section-gap:160px}@media (prefers-color-scheme:dark){:root{--color-background:var(--vt-c-black);--color-background-soft:var(--vt-c-black-soft);--color-background-mute:var(--vt-c-black-mute);--color-border:var(--vt-c-divider-dark-2);--color-border-hover:var(--vt-c-divider-dark-1);--color-heading:var(--vt-c-text-dark-1);--color-text:var(--vt-c-text-dark-2)}}*,:before,:after{box-sizing:border-box;margin:0;font-weight:400}body{min-height:100vh;color:var(--color-text);background:var(--color-background);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;font-size:15px;line-height:1.6;transition:color .5s,background-color .5s}:root{--bg:#f3f5f7;--panel:#fff;--text:#17202a;--muted:#667085;--line:#d7dde5;--primary:#2457c5;--primary-dark:#183f91;--danger:#b42318}*{box-sizing:border-box}body{min-width:320px;color:var(--text);background:var(--bg)}button,input,select,textarea{font:inherit}a{color:inherit;text-decoration:none}#app{min-height:100vh}.mobile-shell{grid-template-rows:auto 1fr auto;min-height:100vh;display:grid}.app-header{color:#fff;background:#17202a;justify-content:space-between;align-items:center;gap:16px;padding:18px 18px 14px;display:flex}.app-header p{color:#b7c2d0;margin:0 0 3px;font-size:12px}.app-header h1{margin:0;font-size:22px;font-weight:850}.app-header button,.ghost-button{color:#fff;background:#ffffff1f;border:1px solid #fff3;border-radius:7px;min-height:34px;padding:0 12px}.app-main{width:min(760px,100%);margin:0 auto;padding:18px 14px 88px}.bottom-nav{border-top:1px solid var(--line);background:#fffffff5;grid-template-columns:repeat(4,1fr);gap:8px;padding:10px 14px 14px;display:grid;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -10px 30px #17202a14}.bottom-nav a,.bottom-nav span{min-height:40px;color:var(--muted);border-radius:7px;place-items:center;font-size:13px;font-weight:800;display:grid}.bottom-nav a.router-link-exact-active{color:#fff;background:var(--primary)}.stack{gap:14px;display:grid}.card,.form-card{background:var(--panel);border:1px solid var(--line);border-radius:8px;box-shadow:0 10px 24px #17202a12}.card{gap:10px;padding:15px;display:grid}.card-row{justify-content:space-between;align-items:flex-start;gap:10px;display:flex}.card h2,.card h3{margin:0;font-size:17px;font-weight:850}.card p{color:var(--muted);margin:0}.status{color:#1f6b4f;background:#e8f4ef;border-radius:999px;justify-content:center;min-width:72px;padding:4px 8px;font-size:12px;font-weight:800;display:inline-flex}.mode-switch{background:#eef2f7;border-radius:8px;grid-template-columns:1fr 1fr;gap:8px;padding:4px;display:grid}.mode-switch button{min-height:38px;color:var(--muted);background:0 0;border:0;border-radius:6px;font-weight:850}.mode-switch button.selected{color:#fff;background:var(--primary)}.primary-button,.secondary-button{cursor:pointer;border-radius:7px;justify-content:center;align-items:center;min-height:42px;padding:0 14px;font-weight:850;display:inline-flex}.primary-button{color:#fff;background:var(--primary);border:1px solid var(--primary)}.primary-button:hover{background:var(--primary-dark)}.secondary-button{color:var(--text);border:1px solid var(--line);background:#fff}.action-row{flex-wrap:wrap;gap:10px;display:flex}.signature-title span{color:var(--muted);font-size:13px;font-weight:800}.signature-pad{touch-action:none;background:linear-gradient(#fff,#fff) padding-box padding-box,repeating-linear-gradient(0deg,#0000,#0000 35px,#2457c514 36px);border:1px dashed #9aa8bd;border-radius:8px;width:100%;height:180px;margin-top:8px;display:block}.form-card{gap:14px;padding:16px;display:grid}label span,.field-label{color:var(--muted);margin-bottom:6px;font-size:13px;font-weight:800;display:block}.suggest-field{position:relative}.field-hint{color:var(--muted);margin-top:6px;font-size:12px;display:block}.suggest-list{z-index:20;border:1px solid var(--line);background:#fff;border-radius:8px;max-height:260px;padding:6px;display:grid;position:absolute;top:calc(100% + 6px);left:0;right:0;overflow-y:auto;box-shadow:0 16px 34px #17202a29}.suggest-item{width:100%;color:var(--text);text-align:left;cursor:pointer;background:0 0;border:0;border-radius:7px;gap:3px;padding:10px;display:grid}.suggest-item:hover{background:#eef3ff}.suggest-item strong{font-weight:850}.suggest-item span,.suggest-empty{color:var(--muted);font-size:12px}.suggest-empty{margin:0;padding:10px}.contact-chips{flex-wrap:wrap;gap:8px;display:flex}.contact-chip{min-height:34px;color:var(--text);border:1px solid var(--line);background:#f4f7fb;border-radius:999px;padding:0 10px}.contact-chip span{font-size:inherit;font-weight:inherit;margin:0;display:inline}.engineer-picker{gap:8px;display:grid}.engineer-options{flex-wrap:wrap;gap:8px;display:flex}.engineer-option{min-height:36px;color:var(--text);border:1px solid var(--line);background:#fff;border-radius:999px;padding:0 12px}.engineer-option.selected{color:#fff;background:var(--primary);border-color:var(--primary)}input,select,textarea{width:100%;color:var(--text);background:#fff;border:1px solid #cfd7e2;border-radius:7px;outline:none}input,select{min-height:42px;padding:0 11px}textarea{resize:vertical;padding:10px 11px}input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2457c524}.form-error{color:var(--danger);background:#fff0ee;border:1px solid #f5b8b0;border-radius:7px;margin:0;padding:11px 12px}.muted{color:var(--muted);margin:0}.login-page{background:linear-gradient(#17202ab8,#17202ab8),url(https://images.unsplash.com/photo-1558494949-ef010cbdcc31?auto=format&fit=crop&w=1600&q=80) 50%/cover;place-items:center;min-height:100vh;padding:20px;display:grid}.login-panel{background:#fff;border-radius:8px;gap:18px;width:min(420px,100%);padding:24px;display:grid;box-shadow:0 24px 70px #00000038}.login-panel h1{margin:0;font-size:27px;font-weight:900}.login-panel p{color:var(--muted);margin:6px 0 0}.login-panel .login-meta{color:#7b8794;text-align:center;margin:0;padding-top:2px;font-size:12px;line-height:1.6}@media (width>=760px){.bottom-nav{border-right:1px solid var(--line);border-left:1px solid var(--line);width:760px;left:50%;right:auto;transform:translate(-50%)}}