:root {
  --bg: #f6f4ef;
  --sheet: #fffdf8;
  --hover: #f1eee6;
  --ink: #1c1b19;
  --ink-2: #57534b;
  --ink-3: #8a857a;
  --rule: #e2ddd2;
  --rule-strong: #c9c2b4;
  --money: #23663f;
  --money-bg: #e7f0e9;
  --loss: #9a3324;
  --loss-bg: #f6e4df;
  --warn: #8a5a00;
  --warn-bg: #f7ecd4;
  --btn: #1c1b19;
  --btn-ink: #fffdf8;
  --field: #ffffff;
  --title-font: "Iowan Old Style", "Charter", "Sitka Text", Cambria, Georgia, serif;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: light;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.45 var(--font); }
body { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--title-font); font-weight: 600; margin: 0; letter-spacing: -0.005em; }
h1 { font-size: 26px; line-height: 1.2; }
h2 { font-size: 18px; }
h3 { font-size: 16px; }
p { margin: 0; }
.muted { color: var(--ink-2); }
.faint { color: var(--ink-3); font-size: 13px; }
.small { font-size: 13px; }
.num { font-variant-numeric: tabular-nums; }
.money { color: var(--money); }
.loss { color: var(--loss); }
.warnc { color: var(--warn); }
.hidden { display: none !important; }
.nowrap { white-space: nowrap; }
.right { text-align: right; }
.mt { margin-top: 12px; }
.mt2 { margin-top: 20px; }

/* ---------- shell ---------- */
.shell { display: grid; grid-template-columns: 212px minmax(0, 1fr); min-height: 100vh; }
.side { position: sticky; top: 0; height: 100vh; border-right: 1px solid var(--rule); background: var(--bg);
  display: flex; flex-direction: column; padding: 18px 0 14px; overflow-y: auto; }
.brand { display: block; padding: 0 20px 16px; text-decoration: none; border-bottom: 1px solid var(--rule); }
.brand img { display: block; width: 100%; max-width: 160px; height: auto; }
.brand span { display: block; margin-top: 6px; font: 600 15px var(--title-font); color: var(--ink-2); }
.side nav { padding: 10px 0; }
.side nav a { display: block; padding: 8px 20px 8px 17px; text-decoration: none; color: var(--ink-2);
  border-left: 3px solid transparent; font-weight: 500; }
.side nav a:hover { color: var(--ink); background: var(--hover); }
.side nav a.on { color: var(--ink); border-left-color: var(--ink); font-weight: 600; }
.side nav .gap { height: 10px; }
.side-foot { margin-top: auto; padding: 12px 20px 0; border-top: 1px solid var(--rule); font-size: 13px; color: var(--ink-2); }
.topbar { display: none; }
.tabs { display: none; }
.page { padding: 26px 34px 60px; max-width: 1180px; width: 100%; }
.page.narrow { max-width: 820px; }

/* page header */
.ph { display: flex; gap: 16px; align-items: flex-end; justify-content: space-between; flex-wrap: wrap;
  padding-bottom: 14px; border-bottom: 1px solid var(--rule-strong); margin-bottom: 18px; }
.ph .sub { color: var(--ink-2); margin-top: 4px; }
.ph .actions { display: flex; gap: 8px; flex-wrap: wrap; }
.crumb { font-size: 13px; color: var(--ink-3); margin-bottom: 4px; }
.crumb a { text-decoration: none; }
.crumb a:hover { text-decoration: underline; }

.cols { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 34px; align-items: start; }
.cols.even { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.cols3 { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr) minmax(0, 1fr); gap: 26px; align-items: start; }

.block { padding: 0 0 22px; }
.block + .block { border-top: 1px solid var(--rule); padding-top: 16px; }
.bh { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 10px; }
.bh h2 { font-size: 17px; }
.bh .faint, .bh button.plain { white-space: nowrap; }
.headline { font: 600 19px/1.35 var(--title-font); margin-bottom: 18px; max-width: 760px; }

.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.row.top { align-items: flex-start; }
.stack > * + * { margin-top: 10px; }
.grow { flex: 1; min-width: 0; }

/* ---------- buttons + fields ---------- */
button, .btn { font: 600 14px var(--font); border-radius: 5px; padding: 9px 13px; cursor: pointer;
  border: 1px solid var(--rule-strong); background: var(--sheet); color: var(--ink); text-decoration: none;
  display: inline-block; text-align: center; line-height: 1.2; }
button:hover, .btn:hover { border-color: var(--ink-3); }
button.main, .btn.main { background: var(--btn); color: var(--btn-ink); border-color: var(--btn); }
button.main:hover { background: #33312d; }
button.go, .btn.go { background: var(--money); color: #fff; border-color: var(--money); }
button.bad { color: var(--loss); }
button.plain, .btn.plain { border-color: transparent; background: none; padding-left: 2px; padding-right: 2px;
  text-decoration: underline; text-underline-offset: 3px; font-weight: 500; color: var(--ink-2); }
button.plain:hover { color: var(--ink); }
button.big { font-size: 16px; padding: 12px 18px; }
button:disabled { opacity: .5; cursor: default; }
button.wide { width: 100%; }
input, select, textarea { font: 15px var(--font); color: var(--ink); background: var(--field);
  border: 1px solid var(--rule-strong); border-radius: 5px; padding: 8px 9px; width: 100%; min-width: 0; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--ink); outline-offset: -1px; border-color: var(--ink); }
input[type=checkbox] { width: 18px; height: 18px; padding: 0; accent-color: var(--ink); }
textarea { min-height: 90px; resize: vertical; line-height: 1.45; }
label { display: block; font-size: 13px; color: var(--ink-2); }
label > input, label > select, label > textarea { margin-top: 3px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 12px; align-items: end; }
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px 12px; align-items: end; }
.grid4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px 12px; align-items: end; }
.span2 { grid-column: span 2; }
.span-all { grid-column: 1 / -1; }
.check { display: flex; gap: 9px; align-items: flex-start; color: var(--ink); font-size: 14px; }
.check input { flex: none; margin-top: 1px; }
.seg { display: inline-flex; border: 1px solid var(--rule-strong); border-radius: 5px; overflow: hidden; }
.seg button { border: 0; border-radius: 0; background: var(--sheet); font-weight: 600; padding: 7px 12px; }
.seg button + button { border-left: 1px solid var(--rule-strong); }
.seg button.on { background: var(--btn); color: var(--btn-ink); }
fieldset { border: 0; padding: 0; margin: 0 0 18px; }
legend { font: 600 15px var(--title-font); padding: 0 0 8px; }
.formfoot { display: flex; gap: 8px; align-items: center; padding-top: 14px; border-top: 1px solid var(--rule); flex-wrap: wrap; }

/* ---------- notes + statuses ---------- */
.note { border-left: 3px solid var(--rule-strong); padding: 3px 0 3px 12px; color: var(--ink-2); }
.note.warn { border-left-color: var(--warn); background: var(--warn-bg); color: var(--ink); padding: 9px 12px; }
.note.err { border-left-color: var(--loss); background: var(--loss-bg); color: var(--ink); padding: 9px 12px; }
.note.ok { border-left-color: var(--money); }
.dot { display: inline-flex; align-items: flex-start; gap: 6px; }
.dot::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--ink-3); flex: none; margin-top: .5em; }
.dot.ok::before { background: var(--money); }
.dot.bad::before { background: var(--loss); }
.dot.wait::before { background: var(--warn); }
.dot.ink::before { background: var(--ink); }
.word { font-weight: 700; letter-spacing: .01em; }
.word.ok { color: var(--money); }
.word.bad { color: var(--loss); }
.word.wait { color: var(--warn); }

/* ---------- lists ---------- */
table { border-collapse: collapse; width: 100%; }
.list th { text-align: left; font-weight: 500; font-size: 13px; color: var(--ink-3); padding: 0 10px 6px 0;
  border-bottom: 1px solid var(--rule-strong); white-space: nowrap; }
.list td { padding: 9px 10px 9px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
.list tr.link { cursor: pointer; }
.list tr.link:hover td { background: var(--hover); }
.list td.amt, .list th.amt { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.list .sub2 { color: var(--ink-2); font-size: 13px; }
.list td.who { min-width: 150px; }
.list .btn, .list button { white-space: nowrap; }
.rows { list-style: none; margin: 0; padding: 0; }
.rows > li { padding: 10px 0; border-bottom: 1px solid var(--rule); }
.rows > li:first-child { border-top: 1px solid var(--rule); }
.rows.flush > li:first-child { border-top: 0; padding-top: 2px; }
.rows a.rowlink { text-decoration: none; display: block; }
.rows a.rowlink.row { display: flex; }
.empty { color: var(--ink-2); padding: 6px 0; }

/* key/value */
.kv { display: grid; grid-template-columns: auto 1fr; gap: 5px 16px; }
.kv dt { color: var(--ink-2); }
.kv dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }

/* ledger with dotted leaders */
.ledger { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.ledger td { padding: 4px 0; vertical-align: bottom; }
.ledger td:first-child { width: 100%; }
.ledger td.lead { position: relative; overflow: hidden; white-space: nowrap; }
.ledger td.lead::after { content: " . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ."; color: var(--ink-3); position: absolute; padding-left: 6px; }
.ledger td.amt { text-align: right; white-space: nowrap; padding-left: 8px; }
.ledger tr.sub td { border-top: 1px solid var(--rule-strong); font-weight: 600; }
.ledger tr.total td { border-top: 3px double var(--ink); font-weight: 700; font-size: 16px; }

/* stat line */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 14px 18px; }
.stats b { display: block; font-size: 21px; font-variant-numeric: tabular-nums; font-weight: 600; }
.stats span { font-size: 13px; color: var(--ink-2); }
.stats.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.bar { height: 6px; background: var(--rule); border-radius: 3px; overflow: hidden; margin-top: 8px; }
.bar i { display: block; height: 100%; background: var(--ink); }

/* ---------- rate check ---------- */
.verdict { padding: 2px 0 14px; }
.verdict .w { font: 700 34px/1 var(--font); letter-spacing: .01em; }
.verdict .w.ok { color: var(--money); }
.verdict .w.bad { color: var(--loss); }
.verdict .w.wait { color: var(--warn); }
.verdict p { margin-top: 8px; font-size: 16px; max-width: 520px; }
.ladder { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--rule-strong);
  border-bottom: 1px solid var(--rule-strong); }
.ladder > div { padding: 10px 10px 10px 0; }
.ladder > div + div { border-left: 1px solid var(--rule); padding-left: 12px; }
.ladder span { display: block; font-size: 13px; color: var(--ink-2); }
.ladder b { display: block; font-size: 22px; font-variant-numeric: tabular-nums; }
.ladder small { color: var(--ink-3); font-size: 12px; }
.ladder .floor b { color: var(--loss); }
.ladder .settle b { color: var(--money); }
.offer { display: flex; gap: 8px; align-items: center; }
.offer input { max-width: 150px; font-size: 17px; font-variant-numeric: tabular-nums; }
.say { border-left: 3px solid var(--ink); padding: 8px 0 8px 12px; font-size: 16px; }
.say b { display: block; font-size: 13px; letter-spacing: .02em; }
.say.ok { border-left-color: var(--money); }
.say.ok b { color: var(--money); }
.say.bad { border-left-color: var(--loss); }
.say.bad b { color: var(--loss); }
.say.wait { border-left-color: var(--warn); }
.say.wait b { color: var(--warn); }

/* ---------- call ---------- */
.strip { display: flex; gap: 0; border-top: 1px solid var(--rule-strong); border-bottom: 1px solid var(--rule-strong);
  margin-bottom: 18px; flex-wrap: wrap; }
.strip > div { padding: 8px 18px 8px 0; margin-right: 18px; border-right: 1px solid var(--rule); }
.strip > div:last-child { border-right: 0; }
.strip span { display: block; font-size: 12px; color: var(--ink-2); }
.strip b { font-size: 20px; font-variant-numeric: tabular-nums; }
.strip .floor b { color: var(--loss); }
.strip .settle b { color: var(--money); }
.tip { border-left: 4px solid var(--ink); background: var(--sheet); padding: 12px 14px; font-size: 18px; line-height: 1.4;
  min-height: 70px; white-space: pre-wrap; }
.tip.wait { color: var(--ink-3); font-size: 15px; }
.tip .cue { font-weight: 700; }
.transcript { height: 330px; overflow-y: auto; border: 1px solid var(--rule); border-radius: 5px; background: var(--sheet);
  padding: 8px 10px; font-size: 14px; }
.transcript p { margin: 0 0 6px; }
.transcript p.me { color: var(--ink-2); font-style: italic; }
.transcript p.you { color: var(--ink-2); }
.levels { display: grid; grid-template-columns: auto minmax(0, 1fr) auto minmax(0, 1fr); gap: 4px 10px; align-items: center;
  font-size: 12px; color: var(--ink-2); margin: 6px 0 8px; }
.levels i { display: block; height: 5px; background: var(--rule); border-radius: 3px; overflow: hidden; }
.levels b { display: block; height: 100%; width: 0; background: var(--money); transition: width .25s; }
.transcript .interim { color: var(--ink-3); }
.transcript .t { color: var(--ink-3); font-size: 11px; margin-right: 6px; font-variant-numeric: tabular-nums; }
.listen { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 8px; }
.live-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--loss); display: inline-block;
  animation: pulse 1.2s infinite; vertical-align: 0; }
@keyframes pulse { 50% { opacity: .25; } }
.checklist { list-style: none; padding: 0; margin: 0; }
.checklist li { display: flex; gap: 9px; padding: 5px 0; align-items: flex-start; }
.checklist li.done span { color: var(--ink-3); text-decoration: line-through; }
.lines > div { padding: 7px 0; border-bottom: 1px solid var(--rule); }
.lines > div:last-child { border-bottom: 0; }
.lines .when { font-size: 13px; color: var(--ink-2); }

/* ---------- chat ---------- */
.chat { border-top: 1px solid var(--rule-strong); }
.msg { display: grid; grid-template-columns: 70px minmax(0, 1fr); gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--rule); }
.msg .who { font-size: 13px; color: var(--ink-3); padding-top: 2px; }
.msg .body { white-space: pre-wrap; overflow-wrap: anywhere; }
.msg.me .body { color: var(--ink-2); }
.composer { display: flex; gap: 8px; align-items: flex-end; padding-top: 12px; }
.composer textarea { min-height: 52px; }
.starters a { display: block; padding: 5px 0; color: var(--ink-2); text-underline-offset: 3px; }
.starters a:hover { color: var(--ink); }

/* ---------- stops ---------- */
.stop { display: grid; grid-template-columns: 26px minmax(0, 1fr) auto; gap: 10px; padding: 12px 0; border-bottom: 1px solid var(--rule); }
.stop:first-child { border-top: 1px solid var(--rule); }
.stop .n { font: 600 14px var(--title-font); width: 24px; height: 24px; border: 1px solid var(--ink); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; }
.stop.done .n { background: var(--ink); color: var(--sheet); }
.stop .kind { font-size: 12px; color: var(--ink-2); letter-spacing: .02em; }
.stop .times { font-size: 13px; color: var(--ink-2); margin-top: 4px; }
.stop .times button { font-size: 13px; padding: 2px 4px; }
.stopedit { border: 1px solid var(--rule); border-radius: 5px; padding: 12px; margin-bottom: 10px; background: var(--sheet); }

/* ---------- sheets (dialogs) ---------- */
.veil { position: fixed; inset: 0; background: rgba(28, 27, 25, .42); z-index: 40; display: flex; align-items: flex-start;
  justify-content: center; padding: 6vh 16px 16px; overflow-y: auto; }
.sheet { background: var(--sheet); width: 100%; max-width: 640px; border-radius: 6px; padding: 20px 22px 22px;
  border: 1px solid var(--rule-strong); }
.sheet.wide { max-width: 920px; }
.sheet .sh { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; margin-bottom: 14px;
  padding-bottom: 10px; border-bottom: 1px solid var(--rule); }

/* ---------- misc ---------- */
.toast { position: fixed; left: 50%; transform: translateX(-50%); bottom: 24px; background: var(--btn); color: var(--btn-ink);
  padding: 10px 14px; border-radius: 5px; z-index: 60; font-size: 14px; max-width: calc(100% - 32px); }
.toast.err { background: var(--loss); color: #fff; }
.offline { position: sticky; top: 0; z-index: 50; background: var(--loss); color: #fff; padding: 10px 16px; font-weight: 600; font-size: 14px; }
.working { color: var(--ink-2); font-size: 14px; }
.working::before { content: ""; display: inline-block; width: 11px; height: 11px; border: 2px solid var(--ink-3);
  border-top-color: transparent; border-radius: 50%; margin-right: 8px; vertical-align: -1px; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.foot { margin-top: 30px; padding-top: 10px; border-top: 1px solid var(--rule); font-size: 12px; color: var(--ink-3); max-width: 760px; }
.center-page { min-height: 90vh; display: flex; align-items: center; justify-content: center; padding: 16px; }
.center-page .box { width: 100%; max-width: 380px; }
.center-page .box img { width: 100%; max-width: 300px; display: block; margin: 0 auto 6px; }
.toolist { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 34px; }
.toolist a { display: block; padding: 12px 0; border-bottom: 1px solid var(--rule); text-decoration: none; }
.toolist a b { display: block; font: 600 16px var(--title-font); }
.toolist a span { color: var(--ink-2); font-size: 14px; }
.toolist a:hover b { text-decoration: underline; text-underline-offset: 3px; }
.out { white-space: pre-wrap; background: var(--sheet); border: 1px solid var(--rule); border-radius: 5px; padding: 12px; min-height: 80px; }
.pre { white-space: pre-wrap; }
.flag { padding: 6px 0 6px 12px; border-left: 3px solid var(--rule-strong); margin-bottom: 6px; }
.flag.stop { border-left-color: var(--loss); background: var(--loss-bg); }
.flag.check { border-left-color: var(--warn); background: var(--warn-bg); }
.flag.ok { border-left-color: var(--money); }
.flag b { margin-right: 6px; }
.doclist li { display: flex; gap: 10px; align-items: baseline; justify-content: space-between; flex-wrap: wrap; }
kbd { font: 12px ui-monospace, Consolas, monospace; border: 1px solid var(--rule-strong); border-radius: 3px; padding: 0 4px; background: var(--sheet); }

/* ---------- invoice / print ---------- */
.paper { background: #fff; border: 1px solid var(--rule); max-width: 820px; padding: 40px 46px; margin: 0 auto; }
.paper .top { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; border-bottom: 2px solid var(--ink); padding-bottom: 16px; }
.paper .top img { width: 210px; height: auto; }
.paper h1 { font-size: 30px; }
.paper .parties { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin: 18px 0; }
.paper .parties h3 { font: 600 12px var(--font); color: var(--ink-2); letter-spacing: .03em; margin-bottom: 4px; }
.paper table.items th { text-align: left; border-bottom: 1px solid var(--ink); padding: 6px 4px; font-size: 13px; }
.paper table.items td { border-bottom: 1px solid var(--rule); padding: 8px 4px; vertical-align: top; }
.paper table.items td.amt, .paper table.items th.amt { text-align: right; }
.paper .tot td { border-top: 3px double var(--ink); font-weight: 700; font-size: 17px; border-bottom: 0; }
.printbar { display: flex; gap: 8px; justify-content: center; margin: 0 auto 16px; max-width: 820px; flex-wrap: wrap; }

@media print {
  .side, .topbar, .tabs, .printbar, .toast { display: none !important; }
  .shell { display: block; }
  .page { padding: 0; max-width: none; }
  body, html { background: #fff; }
  .paper { border: 0; padding: 0; max-width: none; }
}

/* ---------- phone ---------- */
@media (max-width: 899px) {
  body { padding-bottom: calc(62px + env(safe-area-inset-bottom)); }
  .shell { display: block; }
  .side { display: none; }
  .topbar { display: flex; position: sticky; top: 0; z-index: 20; background: var(--bg); border-bottom: 1px solid var(--rule);
    align-items: center; gap: 12px; padding: 8px 16px; }
  .topbar img { height: 34px; width: auto; }
  .topbar span { font: 600 16px var(--title-font); color: var(--ink-2); }
  .tabs { display: flex; position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; background: var(--sheet);
    border-top: 1px solid var(--rule-strong); padding-bottom: env(safe-area-inset-bottom); }
  .tabs a { flex: 1; text-align: center; text-decoration: none; color: var(--ink-2); font-weight: 600; font-size: 14px;
    padding: 13px 2px 14px; border-top: 3px solid transparent; margin-top: -1px; }
  .tabs a.on { color: var(--ink); border-top-color: var(--ink); }
  .page { padding: 16px 16px 40px; }
  h1 { font-size: 23px; }
  .cols, .cols.even, .cols3 { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .grid4 { grid-template-columns: 1fr 1fr; }
  .grid3 { grid-template-columns: 1fr 1fr; }
  .toolist { grid-template-columns: minmax(0, 1fr); }
  .stats.four { grid-template-columns: 1fr 1fr; }
  .list .hide-sm { display: none; }
  table.trucks, table.trucks tbody { display: block; }
  table.trucks tr { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 12px; padding: 10px 0; border-bottom: 1px solid var(--rule); }
  table.trucks td { display: block; border: 0; padding: 0; }
  table.trucks td:nth-child(2) { grid-column: 1 / -1; grid-row: 2; }
  table.trucks td.right { grid-column: 2; grid-row: 1; }
  .ladder { grid-template-columns: 1fr 1fr; }
  .ladder > div:nth-child(3) { border-left: 0; padding-left: 0; border-top: 1px solid var(--rule); }
  .ladder > div:nth-child(4) { border-top: 1px solid var(--rule); }
  .verdict .w { font-size: 30px; }
  .transcript { height: 240px; }
  .veil { padding: 0; align-items: flex-end; }
  .sheet { border-radius: 8px 8px 0 0; max-height: 94vh; overflow-y: auto; padding: 18px 16px calc(18px + env(safe-area-inset-bottom)); }
  .paper { padding: 22px 16px; }
  .paper .parties { grid-template-columns: 1fr; }
  .toast { bottom: calc(72px + env(safe-area-inset-bottom)); }
}
@media (max-width: 420px) {
  .grid2 { grid-template-columns: minmax(0, 1fr); }
  .grid3, .grid4 { grid-template-columns: 1fr 1fr; }
  .strip > div { padding-right: 12px; margin-right: 12px; }
}