/* Line: texting drivers from the US office number. */
:root{
  --bg:#f3f5f4; --pane:#ffffff; --pane-2:#f7f9f8; --ink:#14201f; --ink-2:#44524f; --ink-3:#6f7d7a;
  --line:#dde4e2; --line-2:#c6d0cd; --accent:#0f6e5f; --accent-ink:#ffffff; --accent-soft:#e1f1ed;
  --brand:#0f3d3e; --brand-ink:#e9f4f1;
  --out:#0f6e5f; --out-ink:#ffffff; --in:#e9eeec; --in-ink:#14201f;
  --ok:#1a7f4b; --warn:#9a6200; --warn-soft:#fff4dc; --bad:#b4232c; --bad-soft:#fde8e9; --info-soft:#e6f0fb;
  --shadow:0 8px 28px rgba(15,40,38,.16);
  --r:10px; --f:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0c1312; --pane:#121c1b; --pane-2:#16211f; --ink:#e4ecea; --ink-2:#b2c0bc; --ink-3:#83938f;
  --line:#22302e; --line-2:#2f3f3c; --accent:#3fb39b; --accent-ink:#06201b; --accent-soft:#16302b;
  --brand:#0a2a2b; --brand-ink:#d8ece7;
  --out:#1f7f6d; --out-ink:#f2fffb; --in:#1e2a28; --in-ink:#e4ecea;
  --ok:#4cc98a; --warn:#e3a640; --warn-soft:#2f2614; --bad:#f0737a; --bad-soft:#341a1c; --info-soft:#15243a;
  --shadow:0 8px 28px rgba(0,0,0,.5); color-scheme:dark;
}}
:root[data-theme="dark"]{
  --bg:#0c1312; --pane:#121c1b; --pane-2:#16211f; --ink:#e4ecea; --ink-2:#b2c0bc; --ink-3:#83938f;
  --line:#22302e; --line-2:#2f3f3c; --accent:#3fb39b; --accent-ink:#06201b; --accent-soft:#16302b;
  --brand:#0a2a2b; --brand-ink:#d8ece7;
  --out:#1f7f6d; --out-ink:#f2fffb; --in:#1e2a28; --in-ink:#e4ecea;
  --ok:#4cc98a; --warn:#e3a640; --warn-soft:#2f2614; --bad:#f0737a; --bad-soft:#341a1c; --info-soft:#15243a;
  --shadow:0 8px 28px rgba(0,0,0,.5); color-scheme:dark;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.4 var(--f);-webkit-text-size-adjust:100%}
[hidden]{display:none!important}
button,input,textarea{font:inherit;color:inherit}
.btn{border:1px solid var(--line-2);background:var(--pane);color:var(--ink);border-radius:8px;padding:9px 14px;font-weight:600;cursor:pointer;min-height:40px}
.btn:hover{border-color:var(--ink-3)}
.btn.pri{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.sm{padding:5px 10px;min-height:32px;font-size:13px}
.btn.danger{color:var(--bad);border-color:var(--bad)}
.btn.danger-pri{background:var(--bad);border-color:var(--bad);color:#fff}
.meta .del{color:var(--bad);font-weight:600}
.bub{cursor:default}
.bub.picked{outline:2px solid var(--accent);outline-offset:2px}
.btn:disabled{opacity:.5;cursor:default}
.icon-btn{border:0;background:none;color:inherit;font-size:22px;line-height:1;width:40px;height:40px;border-radius:8px;cursor:pointer}
.icon-btn:hover{background:rgba(127,127,127,.15)}
input,textarea{width:100%;border:1px solid var(--line-2);background:var(--pane);border-radius:8px;padding:10px 12px;outline:none}
input:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin:12px 0 5px}
.err{color:var(--bad);font-size:14px;margin:10px 0 0}
.note{color:var(--ink-3);font-size:13px}

/* logo: two signal bars between two dots = one line, two ends */
.logo{display:inline-block;width:22px;height:22px;border-radius:6px;background:
  radial-gradient(circle at 25% 50%,var(--brand-ink) 0 2.6px,transparent 3px),
  radial-gradient(circle at 75% 50%,var(--brand-ink) 0 2.6px,transparent 3px),
  linear-gradient(var(--brand-ink),var(--brand-ink)) center/52% 2px no-repeat, var(--accent)}
.logo.big{width:56px;height:56px;border-radius:14px;background:
  radial-gradient(circle at 25% 50%,#fff 0 6px,transparent 6.5px),radial-gradient(circle at 75% 50%,#fff 0 6px,transparent 6.5px),
  linear-gradient(#fff,#fff) center/52% 4px no-repeat, var(--accent);opacity:.9}
.brand{display:flex;align-items:center;gap:8px}
.brand h1{margin:0;font-size:24px}

/* sign in */
.login{min-height:100%;display:grid;place-items:center;padding:24px max(16px,env(safe-area-inset-right)) 24px max(16px,env(safe-area-inset-left))}
.login-card{width:100%;max-width:360px;background:var(--pane);border:1px solid var(--line);border-radius:14px;padding:26px;box-shadow:var(--shadow)}
.login-card .sub{color:var(--ink-2);margin:6px 0 8px}
.login-card .btn{width:100%;margin-top:18px}

/* app frame */
.app{height:100dvh;display:flex;flex-direction:column}
.top{display:flex;align-items:center;gap:10px;padding:8px max(12px,env(safe-area-inset-right)) 8px max(12px,env(safe-area-inset-left));padding-top:max(8px,env(safe-area-inset-top));
  background:var(--brand);color:var(--brand-ink);position:relative}
.top .brand b{font-size:17px}
.pill{display:flex;align-items:center;gap:7px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:inherit;border-radius:999px;padding:5px 11px;font-size:13px;cursor:pointer;min-width:0}
.pill span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pill i{width:9px;height:9px;border-radius:50%;background:#9aa;flex:none}
.pill.on i{background:#3ddc84;box-shadow:0 0 0 3px rgba(61,220,132,.25)}
.pill.off i{background:#ff5a5f;box-shadow:0 0 0 3px rgba(255,90,95,.25)}
.clocks{margin-left:auto;display:flex;gap:12px;font-size:12.5px;opacity:.9;white-space:nowrap}
.clocks b{font-variant-numeric:tabular-nums}
.menu{position:absolute;right:10px;top:calc(100% - 4px);z-index:20;background:var(--pane);color:var(--ink);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);min-width:230px;padding:6px;display:flex;flex-direction:column}
.menu button{border:0;background:none;text-align:left;padding:10px 12px;border-radius:7px;cursor:pointer}
.menu button:hover{background:var(--pane-2)}
.menu-who{padding:8px 12px;color:var(--ink-3);font-size:13px;border-bottom:1px solid var(--line);margin-bottom:4px}
.linebar{display:flex;gap:6px;padding:8px max(12px,env(safe-area-inset-right)) 8px max(12px,env(safe-area-inset-left));background:var(--pane);border-bottom:1px solid var(--line);overflow-x:auto}
.linebar button{flex:none;border:1px solid var(--line-2);background:var(--pane);color:var(--ink-2);border-radius:999px;padding:6px 14px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:7px}
.linebar button[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.linebar .n{background:var(--bad);color:#fff;border-radius:999px;font-size:11.5px;min-width:18px;padding:0 5px;text-align:center}
.linebar .dot{width:8px;height:8px;border-radius:50%;background:#9aa}
.linebar .dot.on{background:#3ddc84}
.banner{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:9px max(14px,env(safe-area-inset-right)) 9px max(14px,env(safe-area-inset-left));background:var(--bad-soft);color:var(--bad);font-size:14px;font-weight:600;border-bottom:1px solid var(--line)}
.banner.info{background:var(--info-soft);color:var(--ink);font-weight:500}
.banner.info span{flex:1;min-width:200px}

.panes{flex:1;min-height:0;display:grid;grid-template-columns:minmax(280px,360px) 1fr}
.list-pane{display:flex;flex-direction:column;min-height:0;border-right:1px solid var(--line);background:var(--pane)}
.list-head{display:flex;gap:8px;padding:10px;border-bottom:1px solid var(--line)}
.list-head input{flex:1;min-width:0}
.threads{list-style:none;margin:0;padding:0;overflow:auto;flex:1}
.threads li{display:grid;grid-template-columns:1fr auto;gap:2px 10px;padding:11px 14px;border-bottom:1px solid var(--line);cursor:pointer}
.threads li:hover{background:var(--pane-2)}
.threads li.sel{background:var(--accent-soft)}
.threads .nm{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.threads .tm{font-size:12px;color:var(--ink-3);white-space:nowrap}
.threads .pv{grid-column:1;color:var(--ink-2);font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.threads .ub{grid-column:2;justify-self:end;background:var(--accent);color:var(--accent-ink);border-radius:999px;font-size:12px;font-weight:700;min-width:20px;text-align:center;padding:1px 6px}
.threads li.unread .nm,.threads li.unread .pv{color:var(--ink);font-weight:700}
.empty{padding:24px;color:var(--ink-3);text-align:center}

.conv-pane{display:flex;flex-direction:column;min-height:0;min-width:0;background:var(--bg)}
.conv-empty{margin:auto;text-align:center;color:var(--ink-2);padding:24px;max-width:360px}
.conv-inner{display:flex;flex-direction:column;min-height:0;flex:1}
.conv-head{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--pane);border-bottom:1px solid var(--line)}
.conv-head .back{display:none}
.who{flex:1;min-width:0;display:flex;flex-direction:column}
.who-name{border:0;background:none;padding:0;text-align:left;font-weight:700;font-size:16px;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.who-name.placeholder{color:var(--accent)}
.who-num{font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.msgs{flex:1;overflow:auto;padding:14px max(14px,env(safe-area-inset-right)) 8px max(14px,env(safe-area-inset-left));display:flex;flex-direction:column;gap:3px}
.day{align-self:center;font-size:12px;color:var(--ink-3);margin:12px 0 6px;font-weight:600}
.bub{max-width:min(78%,560px);padding:8px 12px;border-radius:16px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.35}
.bub a{color:inherit}
.in{align-self:flex-start;background:var(--in);color:var(--in-ink);border-bottom-left-radius:5px}
.out{align-self:flex-end;background:var(--out);color:var(--out-ink);border-bottom-right-radius:5px}
.meta{font-size:11.5px;color:var(--ink-3);margin:1px 4px 6px}
.meta.r{align-self:flex-end;text-align:right}
.meta .st-failed{color:var(--bad);font-weight:700}
.meta .st-queued{color:var(--warn);font-weight:700}
.meta button{border:0;background:none;color:var(--accent);font-weight:700;cursor:pointer;padding:0 0 0 6px;font-size:12px}
.out.failed{background:var(--bad-soft);color:var(--bad);border:1px solid var(--bad)}
.out.pending{opacity:.75}
.compose{display:flex;gap:8px;align-items:flex-end;padding:10px max(10px,env(safe-area-inset-right)) max(10px,env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left));background:var(--pane);border-top:1px solid var(--line)}
.compose .attach{flex:none;font-size:26px;color:var(--accent);width:42px;height:42px;border-radius:50%}
.attach-strip{display:flex;gap:8px;padding:8px 12px 0;background:var(--pane);border-top:1px solid var(--line);overflow-x:auto}
.attach-strip .thumb{position:relative;flex:none;width:72px;height:72px;border-radius:10px;overflow:hidden;background:var(--pane-2);border:1px solid var(--line)}
.attach-strip .thumb img,.attach-strip .thumb video{width:100%;height:100%;object-fit:cover;display:block}
.attach-strip .thumb button{position:absolute;top:3px;right:3px;width:22px;height:22px;border-radius:50%;border:0;background:rgba(0,0,0,.65);color:#fff;font-size:13px;line-height:22px;cursor:pointer;padding:0}
.attach-strip .thumb .busy{position:absolute;inset:0;background:rgba(0,0,0,.45);color:#fff;font-size:11px;display:grid;place-items:center}
.bub .media{display:block;margin:-2px -6px 4px;border-radius:12px;overflow:hidden}
.bub .media img,.bub .media video{display:block;max-width:100%;max-height:340px;border-radius:12px}
.bub .media+.media{margin-top:4px}
.bub.only-media{background:none;padding:0}
.compose.drop{outline:2px dashed var(--accent);outline-offset:-4px}
.compose textarea{resize:none;max-height:160px;border-radius:20px;padding:10px 14px}
.compose-side{display:flex;flex-direction:column;align-items:center;gap:2px}
.seg{font-size:11px;color:var(--ink-3);white-space:nowrap;min-height:14px}
.send{border-radius:20px}

.dlg{border:1px solid var(--line);border-radius:14px;padding:22px;background:var(--pane);color:var(--ink);box-shadow:var(--shadow);width:min(420px,calc(100vw - 32px))}
.dlg::backdrop{background:rgba(0,0,0,.45)}
.dlg h2{margin:0 0 6px;font-size:19px}
.dlg-btns{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}
.pair-code{font-size:40px;font-weight:800;letter-spacing:.18em;text-align:center;font-variant-numeric:tabular-nums;margin:14px 0 4px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;margin:10px 0 0}
.kv dt{color:var(--ink-3)}
.kv dd{margin:0;font-weight:600}
.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom));transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:999px;font-size:14px;z-index:50;box-shadow:var(--shadow);max-width:calc(100vw - 32px)}

/* phones: one pane at a time */
@media (max-width:760px){
  .panes{grid-template-columns:1fr}
  .app.in-conv .list-pane{display:none}
  .app:not(.in-conv) .conv-pane{display:none}
  .conv-head .back{display:block}
  .clocks #clk-here-w{display:none}
  .top .brand b{display:none}
  .bub{max-width:85%}
}
@media (max-width:420px){ .clocks{display:none} .pill{margin-right:auto} }