:root{--brand-blue:#0066d3;--brand-blue-dark:#00328f;--brand-green:#20c63a;--brand-bg:#f6faff;--brand-text:#25313d;--muted:#657384;--line:#dce6f2;--panel:#fff;--danger:#b3261e}*{box-sizing:border-box}html{background:var(--brand-bg)}body{background:var(--brand-bg);color:var(--brand-text);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,select,textarea{font:inherit}button{border:0}input,select,textarea{width:100%;color:var(--brand-text);border:1px solid #c8d5e5;border-radius:8px;padding:12px 13px}input:focus,textarea:focus{border-color:var(--brand-blue);outline:0;box-shadow:0 0 0 3px #0066d324}textarea{resize:vertical}select{background:#fff}label{gap:8px;font-weight:800;display:grid}.app-shell{grid-template-columns:280px 1fr;min-height:100vh;display:grid}.sidebar{border-right:1px solid var(--line);background:linear-gradient(#fff 0%,#eff6ff 100%);flex-direction:column;gap:28px;padding:28px 18px;display:flex}.brand-lockup{padding:6px 8px 18px}.brand-lockup img{width:100%;height:auto;display:block}.side-nav{gap:8px;display:grid}.side-nav button,.side-nav a{color:#334155;cursor:pointer;text-align:left;background:0 0;border-radius:8px;align-items:center;min-height:46px;padding:0 14px;font-weight:900;text-decoration:none;display:flex}.side-nav button.active,.side-nav button:hover,.side-nav a.active,.side-nav a:hover{background:var(--brand-blue);color:#fff}.signout-button{border:1px solid var(--line);color:var(--brand-text);cursor:pointer;background:0 0;border-radius:8px;min-height:42px;margin-top:auto;font-weight:900}.workspace{min-width:0;padding:28px}.topbar{justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:22px;display:flex}.eyebrow{color:var(--brand-green);text-transform:uppercase;margin:0 0 5px;font-size:13px;font-weight:900}.topbar h1{margin:0;font-size:30px;line-height:1.15}.status-pill{color:#fff;border-radius:999px;flex:none;padding:8px 12px;font-size:13px;font-weight:900}.status-pill.connected{background:var(--brand-green)}.status-pill.disconnected{background:#748094}.status-pill.error{background:var(--danger)}.overview{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px;display:grid}.metric,.content-panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;box-shadow:0 16px 38px #00328f12}.metric{min-height:112px;padding:16px}.metric span,.section-heading p,.history-head,.empty{color:var(--muted)}.metric span{text-transform:uppercase;margin-bottom:8px;font-size:12px;font-weight:900;display:block}.metric strong{font-size:19px;line-height:1.25;display:block}.metric p{color:var(--muted);margin:8px 0 0}.metric.wide{grid-column:span 2}.content-panel{padding:22px}.section-heading{margin-bottom:18px}.section-heading h2{margin:0 0 5px;font-size:22px}.section-heading p{margin:0}.form-grid{gap:16px;max-width:680px;display:grid}.form-grid button{background:var(--brand-blue);color:#fff;cursor:pointer;border-radius:8px;justify-self:start;min-height:44px;padding:0 22px;font-weight:900}.action-row{flex-wrap:wrap;gap:12px;display:flex}.action-row button,.download-link{background:var(--brand-blue);color:#fff;cursor:pointer;border-radius:8px;align-items:center;min-height:44px;padding:0 18px;font-weight:900;text-decoration:none;display:inline-flex}.action-row button:hover,.download-link:hover{background:var(--brand-blue-dark)}.action-row .secondary-action,.download-link.secondary{border:1px solid var(--brand-blue);color:var(--brand-blue-dark);background:#fff}.warning-panel{background:#fff8e6;border:1px solid #ffdc7a;border-radius:8px;margin-bottom:18px;padding:14px}.warning-panel p{color:var(--muted);margin:6px 0 0}.install-grid{grid-template-columns:minmax(0,1fr) 300px;align-items:center;gap:24px;display:grid}.setup-steps{gap:8px;margin:14px 0;display:grid}.setup-steps span{border:1px solid var(--line);background:#f7fbff;border-radius:8px;padding:10px 12px}.qr-box{border:1px solid var(--line);background:#fff;border-radius:8px;justify-content:center;align-items:center;min-height:300px;display:flex}.mobile-setup-page{background:var(--brand-bg);align-items:center;min-height:100vh;padding:18px;display:flex}.mobile-setup-card{border:1px solid var(--line);background:#fff;border-radius:8px;gap:14px;width:100%;max-width:520px;margin:0 auto;padding:22px;display:grid;box-shadow:0 16px 38px #00328f12}.mobile-setup-card img{width:100%;height:auto}.mobile-setup-card h1,.mobile-setup-card p{margin:0}.doc-panel h3{margin:18px 0 8px;font-size:15px}.doc-summary{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.doc-summary div{gap:8px;display:grid}.doc-endpoint{align-items:center;gap:10px;margin-bottom:14px;display:flex}.doc-endpoint span{background:var(--brand-green);color:#fff;border-radius:6px;padding:6px 8px;font-size:12px;font-weight:900}.doc-code{color:#eef6ff;background:#0f1f33;border-radius:8px;max-width:100%;margin:0 0 12px;padding:14px;overflow-x:auto}.doc-code code{color:inherit;white-space:pre;background:0 0;border:0;padding:0;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:13px;line-height:1.55;display:block}.doc-note{color:var(--muted);margin:8px 0 0}.doc-list{margin:0;padding-left:20px}.doc-list li{margin-bottom:8px}.integration-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.integration-card{border:1px solid var(--line);border-radius:8px;gap:14px;padding:18px;display:grid}.integration-card-header{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.integration-card h3,.integration-card p,.integration-card ul{margin:0}.integration-card h3{font-size:18px}.integration-card p{color:var(--muted);line-height:1.5}.integration-card-header span{color:var(--brand-blue-dark);background:#eff7ff;border:1px solid #cce1ff;border-radius:999px;flex:none;padding:6px 8px;font-size:12px;font-weight:900}.integration-card ul{color:var(--brand-text);padding-left:18px}.integration-card li{margin-bottom:6px}.integration-tabs{flex-wrap:wrap;gap:10px;display:flex}.integration-tabs button{border:1px solid var(--line);color:var(--brand-text);cursor:pointer;background:#fff;border-radius:8px;min-height:42px;padding:0 16px;font-weight:900}.integration-tabs button.active,.integration-tabs button:hover{background:var(--brand-blue);border-color:var(--brand-blue);color:#fff}.integration-form{gap:18px;display:grid}.form-grid.two-column{grid-template-columns:repeat(2,minmax(0,1fr));max-width:none}.toggle-row{align-items:center;gap:10px;font-weight:900;display:flex}.toggle-row input{flex:none;width:auto}.inline-toggle{align-self:end;min-height:47px}.integration-url-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.integration-url-grid div{gap:8px;display:grid}.link-button{color:var(--brand-blue);cursor:pointer;background:0 0;padding:0;font-weight:900}code{color:var(--brand-blue-dark);overflow-wrap:anywhere;background:#eff7ff;border:1px solid #cce1ff;border-radius:6px;max-width:100%;padding:5px 7px;display:inline-block}.auth-page{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.auth-card{border:1px solid var(--line);background:#fff;border-radius:8px;gap:14px;width:100%;max-width:440px;padding:26px;display:grid;box-shadow:0 16px 38px #00328f12}.auth-card img{width:100%;height:auto;margin-bottom:10px}.auth-card h1{margin:0}.auth-card button[type=submit]{background:var(--brand-blue);color:#fff;cursor:pointer;border-radius:8px;min-height:44px;font-weight:900}.auth-switch{margin:0}.form-grid button:hover{background:var(--brand-blue-dark)}.form-grid button:disabled{cursor:not-allowed;background:#9aa8b9}.inline-status{color:var(--brand-blue-dark);background:#eff7ff;border:1px solid #cce1ff;border-radius:8px;margin-top:18px;padding:12px 14px;font-weight:800}.toolbar-row{align-items:end;gap:14px;max-width:420px;margin-bottom:18px;display:flex}.history-table{gap:0;display:grid;overflow-x:auto}.history-row{border-top:1px solid var(--line);grid-template-columns:190px 110px minmax(260px,1fr) 180px;align-items:start;gap:14px;padding:14px 0;display:grid}.sms-history-row{grid-template-columns:190px 110px 180px minmax(260px,1fr) 150px}.device-row{grid-template-columns:180px 110px 170px minmax(230px,1fr) 160px}.history-head{text-transform:uppercase;border-top:0;padding-top:0;font-size:12px;font-weight:900}.history-row strong{margin-bottom:4px;display:block}.history-row p{white-space:pre-wrap;margin:0}.direction{color:#fff;text-transform:capitalize;border-radius:999px;justify-content:center;padding:5px 9px;font-size:12px;font-weight:900;display:inline-flex}.direction.sent{background:var(--brand-blue)}.direction.received{background:var(--brand-green)}.empty{margin:0}.message-card{border-top:1px solid var(--line);gap:8px;padding-top:14px;display:grid}.message-card p{white-space:pre-wrap;margin:0}.message-card span{color:var(--muted);font-weight:800}@media (max-width:980px){.app-shell{grid-template-columns:1fr}.sidebar{border-bottom:1px solid var(--line);border-right:0}.brand-lockup{max-width:260px}.side-nav{grid-template-columns:repeat(3,minmax(0,1fr))}.side-nav button{text-align:center;justify-content:center}.overview,.integration-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:680px){.workspace{padding:18px}.topbar{display:grid}.overview,.side-nav,.doc-summary,.form-grid.two-column,.integration-url-grid,.integration-grid{grid-template-columns:1fr}.metric.wide{grid-column:auto}.history-row,.sms-history-row,.device-row,.install-grid{grid-template-columns:1fr}}