@font-face { font-family: 'Barlow Semi Condensed'; font-weight: 500; font-display: swap; src: url(../fonts/barlow-semi-condensed-latin-500-normal.woff2) format('woff2'); }
@font-face { font-family: 'Barlow Semi Condensed'; font-weight: 600; font-display: swap; src: url(../fonts/barlow-semi-condensed-latin-600-normal.woff2) format('woff2'); }
@font-face { font-family: 'Barlow Semi Condensed'; font-weight: 700; font-display: swap; src: url(../fonts/barlow-semi-condensed-latin-700-normal.woff2) format('woff2'); }
@font-face { font-family: 'Barlow'; font-weight: 400; font-display: swap; src: url(../fonts/barlow-latin-400-normal.woff2) format('woff2'); }
@font-face { font-family: 'Barlow'; font-weight: 500; font-display: swap; src: url(../fonts/barlow-latin-500-normal.woff2) format('woff2'); }
@font-face { font-family: 'Barlow'; font-weight: 600; font-display: swap; src: url(../fonts/barlow-latin-600-normal.woff2) format('woff2'); }
@font-face { font-family: 'JetBrains Mono'; font-weight: 400; font-display: swap; src: url(../fonts/jetbrains-mono-latin-400-normal.woff2) format('woff2'); }
@font-face { font-family: 'JetBrains Mono'; font-weight: 500; font-display: swap; src: url(../fonts/jetbrains-mono-latin-500-normal.woff2) format('woff2'); }

:root {
  color-scheme: dark;
  --bg: #050907; --bg-2: #070d09; --panel: #0c1510; --panel-2: #101b14; --panel-3: #152219;
  --line: #16241b; --line-2: #22352a;
  --text: #eef4ef; --text-2: #bdc9c0; --muted: #7f9186; --faint: #566459;
  --accent: #5ee87a; --accent-ink: #04210d; --accent-soft: rgba(94, 232, 122, .12); --accent-line: rgba(94, 232, 122, .32);
  --accent-2: #8af39d; --silver: #e4e5e5;
  --pos: #5ee87a; --neg: #f27b6c; --warn: #f2c14e; --info: #7fb4f0;
  --r: 14px; --r-lg: 18px;
  --f-head: 'Barlow Semi Condensed', 'Barlow', system-ui, sans-serif;
  --f-body: 'Barlow', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --f-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); background-image: linear-gradient(180deg, #063d1f 0%, #04211a00 32%); background-attachment: fixed; color: var(--text); font: 14px/1.45 var(--f-body); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; color: inherit; }
[hidden] { display: none !important; }
.mono { font-family: var(--f-mono); }
.dim { color: var(--muted); }
.small { font-size: 12px; }
.pos { color: var(--pos); } .neg { color: var(--neg); } .warn { color: var(--warn); } .com { color: var(--accent-2); }
.num { font-variant-numeric: tabular-nums; }
.lnk { color: var(--text-2); border-bottom: 1px dotted var(--faint); }
.lnk:hover { color: var(--accent); border-color: var(--accent); }

/* ---------- shell ---------- */
.app { display: grid; grid-template-columns: 232px minmax(0, 1fr); min-height: 100vh; }
.side { position: sticky; top: 0; height: 100vh; overflow-y: auto; background: linear-gradient(180deg, rgba(6, 61, 31, .35), transparent 220px), var(--bg-2); border-right: 1px solid var(--line); padding: 16px 10px; display: flex; flex-direction: column; gap: 4px; }
.brand { display: flex; flex-direction: column; gap: 6px; padding: 6px 10px 18px; }
.brand img { width: 150px; height: auto; display: block; }
.brand small { display: block; font: 600 10px var(--f-head); letter-spacing: .22em; color: var(--muted); padding-left: 2px; }
.brand.big img { width: 240px; }
.brand.big small { font-size: 11px; }
.nav-sec { font: 600 10.5px var(--f-head); letter-spacing: .14em; color: var(--faint); padding: 14px 10px 6px; text-transform: uppercase; }
.nav a { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 9px; color: var(--text-2); font-weight: 500; }
.nav a:hover { background: var(--panel-2); color: var(--text); }
.nav a.on { background: var(--accent-soft); color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent-line); }
.side-foot { margin-top: auto; padding: 12px 10px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.side-foot b { color: var(--text-2); font-weight: 500; display: block; }
.side-foot .foot-row { margin-top: 6px; }
.top { position: sticky; top: 0; z-index: 5; height: 54px; display: flex; align-items: center; gap: 12px; padding: 0 24px; background: rgba(5, 9, 7, .78); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.crumb { font: 600 16px var(--f-head); display: flex; align-items: center; gap: 8px; min-width: 0; }
.crumb .mk { display: none; width: 22px; height: 22px; }
.crumb .dim { font-weight: 500; }
.top-r { margin-left: auto; display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; }
.icon-btn { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 9px; border: 1px solid var(--line-2); background: var(--panel); cursor: pointer; color: var(--text-2); }
.menu-btn { display: none; }
.body { min-width: 0; }
.main { padding: 24px 28px 70px; }
.wrap { width: 100%; margin: 0; display: flex; flex-direction: column; gap: 16px; min-width: 0; }

/* ---------- componentes ---------- */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 18px 20px; min-width: 0; }
.card h2 { margin: 0 0 4px; font: 600 16px var(--f-head); letter-spacing: .01em; display: flex; align-items: center; gap: 10px; }
.card .sub { color: var(--muted); font-size: 12.5px; margin-bottom: 12px; }
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.grow { flex: 1; }
.btn { border: 1px solid var(--line-2); background: var(--panel-2); border-radius: 10px; padding: 8px 14px; cursor: pointer; font-weight: 500; color: var(--text-2); }
.btn:hover { color: var(--text); border-color: var(--faint); }
.btn.primary { background: linear-gradient(180deg, var(--accent-2), var(--accent)); color: var(--accent-ink); border-color: transparent; font-weight: 600; }
.btn.primary:hover { filter: brightness(1.06); }
.btn.sm { padding: 5px 10px; font-size: 12.5px; border-radius: 8px; }
.btn.danger { color: var(--neg); }
.btn[disabled] { opacity: .5; cursor: default; }
input, select { background: var(--bg-2); border: 1px solid var(--line-2); border-radius: 10px; padding: 9px 12px; color: var(--text); outline: none; min-width: 0; }
input:focus, select:focus { border-color: var(--accent-line); box-shadow: 0 0 0 3px var(--accent-soft); }
input[type=date] { font-family: var(--f-mono); font-size: 12.5px; }
label.f { display: flex; flex-direction: column; gap: 5px; font-size: 12px; color: var(--muted); }
label.f input, label.f select { font-size: 14px; color: var(--text); }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { border: 1px solid var(--line-2); background: transparent; border-radius: 999px; padding: 5px 12px; cursor: pointer; color: var(--text-2); font-size: 12.5px; font-weight: 500; }
.chip:hover { color: var(--text); border-color: var(--faint); }
.chip.on { background: var(--accent-soft); color: var(--accent); border-color: var(--accent-line); }
.tag { display: inline-flex; align-items: center; gap: 5px; border-radius: 999px; padding: 2px 9px; font: 600 11px var(--f-head); letter-spacing: .04em; text-transform: uppercase; background: var(--panel-3); color: var(--text-2); }
.tag.ok { background: rgba(90, 211, 137, .14); color: var(--pos); }
.tag.bad { background: rgba(242, 123, 108, .14); color: var(--neg); }
.tag.gold { background: var(--accent-soft); color: var(--accent-2); }
.tag.info { background: rgba(127, 180, 240, .14); color: var(--info); }
.err { background: rgba(242, 123, 108, .12); color: var(--neg); border: 1px solid rgba(242, 123, 108, .3); border-radius: 10px; padding: 9px 12px; font-size: 13px; }
.ok-box { background: rgba(90, 211, 137, .1); color: var(--pos); border: 1px solid rgba(90, 211, 137, .3); border-radius: 10px; padding: 9px 12px; font-size: 13px; }
.note { background: var(--panel-2); border: 1px dashed var(--line-2); border-radius: 10px; padding: 9px 12px; color: var(--muted); font-size: 12.5px; }
.empty { padding: 36px 10px; text-align: center; color: var(--muted); }
.loading { padding: 28px; text-align: center; color: var(--muted); }
.loading::after { content: ''; display: block; width: 120px; height: 3px; margin: 12px auto 0; border-radius: 2px; background: linear-gradient(90deg, transparent, var(--accent), transparent); background-size: 200% 100%; animation: ld 1.2s linear infinite; }
@keyframes ld { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* período */
.perbar { display: flex; align-items: flex-start; gap: 10px; }
.per-left { flex: 1; min-width: 0; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.perbar .custom { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; max-width: 100%; }
.perbar .custom input { padding: 6px 9px; width: 138px; max-width: 40vw; }
.per-note { color: var(--muted); font-size: 12px; margin-left: auto; display: flex; gap: 8px; align-items: center; height: 34px; white-space: nowrap; flex: none; }

/* KPIs */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(196px, 1fr)); gap: 12px; }
@media (min-width: 1500px) and (max-width: 1899px) { .kpis { grid-template-columns: repeat(4, 1fr); } .kpis.k3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1900px) { .kpis { grid-template-columns: repeat(8, 1fr); } .kpis.k3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1200px) { .kpi .v { font-size: clamp(16px, 1.05vw, 22px); } .kpi.hero .v { font-size: clamp(18px, 1.25vw, 26px); } }
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 14px 16px 12px; position: relative; overflow: hidden; }
.kpi .l { font: 600 11px var(--f-head); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kpi .v { font: 600 22px/1.15 var(--f-head); margin-top: 6px; font-variant-numeric: tabular-nums; letter-spacing: -.01em; white-space: nowrap; }
.kpi .s { color: var(--muted); font-size: 12px; margin-top: 4px; }
.kpi.hero { background: linear-gradient(135deg, rgba(94, 232, 122, .16), rgba(94, 232, 122, .03)); border-color: var(--accent-line); }
.kpi.hero .v { color: var(--accent); font-size: 26px; }
.kpi.hero .l { color: var(--accent); }

/* gráfico */
.chart-wrap { position: relative; }
.chart { width: 100%; height: 240px; display: block; }
.chart text { font: 500 11px var(--f-mono); fill: var(--muted); }
.chart .grid line { stroke: var(--line); }
.chart .zero { stroke: var(--line-2); }
.chart rect.b { transition: opacity .15s; }
.chart rect.b:hover { opacity: .75; }
.chart .ln { fill: none; stroke: var(--accent); stroke-width: 2; }
.chart .dot { fill: var(--accent); }
.tip { position: absolute; pointer-events: none; background: var(--panel-3); border: 1px solid var(--line-2); border-radius: 10px; padding: 8px 10px; font-size: 12px; box-shadow: 0 8px 24px rgba(0, 0, 0, .4); white-space: nowrap; transform: translate(-50%, -110%); }
.tip b { display: block; font: 600 13px var(--f-head); margin-bottom: 2px; }

/* tabelas */
.tbl-wrap { overflow: auto; margin: 0 -20px -18px; padding: 0 20px 6px; }
table.t { width: 100%; border-collapse: collapse; font-size: 13px; }
table.t th { text-align: right; font: 600 10.5px var(--f-head); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; position: sticky; top: 0; background: var(--panel); }
table.t th:first-child, table.t td:first-child { text-align: left; position: sticky; left: 0; background: var(--panel); z-index: 1; }
table.t th:first-child { z-index: 2; }
table.t tr:hover td:first-child, table.t tr.tot td:first-child { background: var(--panel-2); }
table.t td { text-align: right; padding: 8px 10px; border-bottom: 1px solid var(--line); font-variant-numeric: tabular-nums; white-space: nowrap; }
table.t tr:last-child td { border-bottom: 0; }
table.t tr.tot td { font-weight: 600; background: var(--panel-2); }
table.t tr:hover td { background: var(--panel-2); }
table.t td.name { font-weight: 500; }
table.t td .sub { display: block; color: var(--muted); font-size: 11.5px; font-weight: 400; }

/* semanas */
.weeks { display: flex; flex-direction: column; gap: 10px; }
.week { border: 1px solid var(--line); border-radius: var(--r); background: var(--panel-2); overflow: hidden; }
.week > summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 1.4fr repeat(4, 1fr) auto; gap: 12px; align-items: center; padding: 12px 16px; }
.week > summary::-webkit-details-marker { display: none; }
.week .wl { font: 600 15px var(--f-head); }
.week .wl small { display: block; font: 500 11.5px var(--f-body); color: var(--muted); }
.week .m { text-align: right; }
.week .m .l { font: 600 10px var(--f-head); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.week .m .v { font: 600 15px var(--f-head); font-variant-numeric: tabular-nums; }
.week .m.com .v { color: var(--accent-2); font-size: 17px; }
.week .arrow { color: var(--faint); transition: transform .15s; }
.week[open] .arrow { transform: rotate(180deg); }
.week .items { border-top: 1px solid var(--line); padding: 6px 16px 12px; }
.week .it { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 12px; padding: 7px 0; border-bottom: 1px dashed var(--line); font-size: 13px; align-items: center; }
.week .it:last-child { border-bottom: 0; }
.week .it .r { text-align: right; font-variant-numeric: tabular-nums; }
.week .it .rule { color: var(--muted); font-size: 11.5px; }

/* acordo */
.deal { display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: center; }
.deal .big { font: 700 34px/1 var(--f-head); background: linear-gradient(180deg, var(--accent-2), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.deal-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 10px; }
.deal-item { border: 1px solid var(--line); border-radius: var(--r); padding: 12px 14px; background: var(--panel-2); }
.deal-item b { font: 600 15px var(--f-head); display: block; }
.deal-item .dt { color: var(--text-2); margin-top: 2px; }

/* admin */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 10px; align-items: end; }
.temp-box { margin-top: 10px; background: var(--accent-soft); border: 1px solid var(--accent-line); border-radius: 10px; padding: 12px 14px; }
.temp-box code { font: 600 17px var(--f-mono); color: var(--accent-2); letter-spacing: .04em; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.pw-card { max-width: 440px; }

/* login */
.login { min-height: 100vh; display: grid; grid-template-columns: minmax(360px, 480px) 1fr; }
.login-card { padding: 56px 48px; display: flex; flex-direction: column; gap: 10px; justify-content: center; background: rgba(7, 13, 9, .92); border-right: 1px solid var(--line); }
.login-card h1 { margin: 22px 0 0; font: 600 28px var(--f-head); letter-spacing: -.01em; }
.login-card form { display: flex; flex-direction: column; gap: 12px; margin-top: 10px; }
.login-card label { display: flex; flex-direction: column; gap: 5px; font-size: 12.5px; color: var(--muted); }
.login-card input { font-size: 15px; padding: 11px 13px; }
.login-card .btn { padding: 11px; font-size: 15px; margin-top: 4px; }
.login-art { position: relative; background: linear-gradient(180deg, #06502a 0%, #03301a 30%, #010a05 100%); display: grid; place-items: center; overflow: hidden; }
.login-art::before { content: ''; position: absolute; inset: 0; background: radial-gradient(640px 420px at 50% 42%, rgba(94, 232, 122, .18), transparent 70%); }
.login-art img { position: relative; width: min(52%, 520px); filter: drop-shadow(0 20px 50px rgba(0, 0, 0, .5)); }
.login-art .claim { position: absolute; left: 0; right: 0; bottom: 40px; text-align: center; color: var(--text-2); font: 500 14px var(--f-body); letter-spacing: .02em; }
.login-art .claim b { display: block; font: 600 22px var(--f-head); color: var(--text); letter-spacing: .01em; margin-bottom: 2px; }

.toast { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); background: var(--panel-3); border: 1px solid var(--line-2); border-radius: 12px; padding: 10px 16px; box-shadow: 0 10px 30px rgba(0, 0, 0, .45); z-index: 50; font-weight: 500; }
.toast.bad { border-color: rgba(242, 123, 108, .4); color: var(--neg); }

@media (max-width: 980px) {
  .login { grid-template-columns: 1fr; } .login-art { display: none; }
  .week > summary { grid-template-columns: 1fr 1fr; } .week .m { text-align: left; } .week .arrow { display: none; }
  .week .it { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  .app { grid-template-columns: minmax(0, 1fr); }
  .side { position: fixed; z-index: 20; left: 0; top: 0; width: 272px; transform: translateX(-100%); transition: transform .2s; }
  .side.open { transform: none; box-shadow: 0 0 0 100vw rgba(0, 0, 0, .6); }
  .menu-btn { display: grid; }
  .crumb .mk { display: block; }
  .crumb .dim { display: none; }
  .top { padding: 0 14px; height: 50px; gap: 10px; }
  .top-r { display: none; }
  .main { padding: 14px 14px 56px; }
  .wrap { gap: 12px; }
  .card { padding: 14px; border-radius: 16px; }
  .card h2 { font-size: 15px; }
  /* período: chips numa linha rolável, datas lado a lado */
  .perbar { gap: 8px; flex-direction: column; align-items: stretch; }
  .per-left { gap: 8px; }
  .perbar .chips { flex-wrap: nowrap; overflow-x: auto; width: 100%; padding-bottom: 2px; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
  .perbar .chips::-webkit-scrollbar { display: none; }
  .perbar .chips .chip { flex: none; }
  .perbar .custom { width: 100%; flex-wrap: nowrap; }
  .perbar .custom input { flex: 1; width: auto; max-width: none; min-width: 0; }
  .perbar .custom .btn { flex: none; }
  .perbar select, .perbar label.f { width: 100%; }
  .per-note { margin-left: 0; width: 100%; height: auto; white-space: normal; }
  /* KPIs em duas colunas, destaque ocupa a linha */
  .kpis { grid-template-columns: 1fr 1fr; gap: 8px; }
  .kpi { padding: 11px 12px 10px; border-radius: 12px; }
  .kpi .l { font-size: 10px; letter-spacing: .1em; }
  .kpi .v { font-size: 18px; }
  .kpi.hero { grid-column: 1 / -1; }
  .kpi.hero .v { font-size: 24px; }
  .kpi .s { font-size: 11px; }
  /* gráfico */
  .card .row #metric, .card .row #por { width: 100%; flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
  .card .row #metric .chip, .card .row #por .chip { flex: none; }
  .chart { height: 200px; }
  .tbl-wrap { margin: 0 -14px -14px; padding: 0 14px 6px; }
  table.t { font-size: 12.5px; }
  table.t th, table.t td { padding: 7px 8px; }
  .week > summary { grid-template-columns: 1fr 1fr; gap: 8px 12px; padding: 12px 14px; }
  .week .m { text-align: left; } .week .arrow { display: none; }
  .week .wl { grid-column: 1 / -1; }
  .week .it { grid-template-columns: 1fr 1fr; }
  .week .items { padding: 6px 14px 12px; }
  .form-grid { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .deal { grid-template-columns: 1fr; }
  .deal .big { font-size: 28px; }
  .login-card { padding: 36px 22px; }
  .login-card h1 { font-size: 24px; }
  .toast { left: 14px; right: 14px; transform: none; text-align: center; }
  .qr-box svg { width: 200px; height: 200px; }
}
@media (max-width: 400px) { .kpi .v { font-size: 17px; } }

/* mensagens */
.msgs { padding: 0; overflow: hidden; }
.msgs-grid { display: grid; grid-template-columns: 280px minmax(0, 1fr); min-height: 560px; }
.msgs-grid.single { grid-template-columns: minmax(0, 1fr); }
.th-list { border-right: 1px solid var(--line); background: var(--bg-2); overflow-y: auto; max-height: 72vh; }
.th-h { font: 600 10.5px var(--f-head); letter-spacing: .14em; text-transform: uppercase; color: var(--faint); padding: 14px 16px 8px; }
.th { display: flex; flex-direction: column; gap: 2px; padding: 10px 16px; border-bottom: 1px solid var(--line); }
.th:hover { background: var(--panel-2); }
.th.on { background: var(--accent-soft); box-shadow: inset 3px 0 0 var(--accent); }
.th b { font: 600 14px var(--f-head); display: flex; align-items: center; gap: 8px; }
.th .badge { min-width: 18px; height: 18px; padding: 0 5px; border-radius: 9px; background: var(--accent); color: var(--accent-ink); font: 700 11px/18px var(--f-head); text-align: center; }
.th .small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.th-body { display: flex; flex-direction: column; min-height: 0; }
.th-top { display: flex; align-items: center; gap: 10px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.th-top h2 { margin: 0; }
.th-msgs { flex: 1; overflow-y: auto; padding: 16px 18px; display: flex; flex-direction: column; gap: 10px; max-height: 56vh; }
.msg { max-width: 78%; background: var(--panel-2); border: 1px solid var(--line); border-radius: 14px 14px 14px 4px; padding: 10px 12px; }
.msg.me { align-self: flex-end; background: rgba(94, 232, 122, .1); border-color: var(--accent-line); border-radius: 14px 14px 4px 14px; }
.msg.all { border-style: dashed; }
.msg .mh { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; flex-wrap: wrap; }
.msg .mh b { font: 600 13px var(--f-head); }
.msg .mb { white-space: pre-wrap; word-break: break-word; line-height: 1.5; }
.composer { display: flex; gap: 10px; padding: 12px 18px 6px; border-top: 1px solid var(--line); align-items: flex-end; }
.composer textarea { flex: 1; resize: vertical; min-height: 44px; background: var(--bg-2); border: 1px solid var(--line-2); border-radius: 10px; padding: 9px 12px; color: var(--text); font: inherit; }
.cmp-hint { padding: 0 18px 12px; }
@media (max-width: 820px) { .cmp-hint { padding: 0 12px 10px; } }
.composer textarea:focus { outline: none; border-color: var(--accent-line); box-shadow: 0 0 0 3px var(--accent-soft); }
@media (max-width: 820px) {
  .msgs-grid { grid-template-columns: 1fr; min-height: 0; }
  .th-list { max-height: 180px; border-right: 0; border-bottom: 1px solid var(--line); }
  .th-msgs { max-height: 50vh; padding: 12px; }
  .msg { max-width: 92%; }
  .composer { padding: 10px 12px 4px; }
}