/* Rowdrop prototype stylesheet. One file, shared by every page.
   Tokens first, then base, layout, components, page parts. */
:root {
  --canvas: #F7F8FA; --surface: #FFFFFF; --line: #D5DAE1; --field: #6B7684;
  --text: #1A2230; --muted: #4F5B6B; --accent: #1F5FBF; --accent-hover: #194E9E;
  --success: #1E7A46; --success-bg: #E8F3EC; --danger: #B42318; --danger-bg: #FBEAE9; --grey: #EEF0F3;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Menlo, Consolas, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
/* No overflow clipping: layout uses minmax(0,1fr) tracks and wrapping instead. */
body { margin: 0; background: var(--canvas); color: var(--text); font: 400 16px/1.55 var(--sans); }
h1, h2, h3 { margin: 0 0 8px; }
h1 { font-size: 28px; line-height: 1.2; font-weight: 700; }
h2 { font-size: 22px; line-height: 1.3; font-weight: 650; }
h3 { font-size: 18px; line-height: 1.35; font-weight: 600; }
@media (min-width: 600px) { h1 { font-size: 32px; } }
p { margin: 0 0 16px; max-width: 68ch; }
ul, ol { margin: 0; padding: 0; }
.small, .help, .meta { font-size: 14px; line-height: 1.45; }
.muted, .help, .meta { color: var(--muted); }
.mono { font-family: var(--mono); font-size: 14px; }
.num, time, td { font-variant-numeric: tabular-nums; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[hidden] { display: none !important; }

/* Links and focus */
a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid #1F5FBF; outline-offset: 2px; }
.skip { position: absolute; left: 8px; top: -100px; background: var(--surface); padding: 8px 16px; z-index: 50; border-radius: 8px; }
.skip:focus { top: 8px; }

/* Layout */
.wrap { width: 100%; max-width: 1040px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 600px) { .wrap { padding: 0 24px; } }
.topbar { background: var(--surface); border-bottom: 1px solid var(--line); }
.topbar .wrap { height: 56px; display: flex; align-items: center; justify-content: space-between; position: relative; }
.wordmark { font-weight: 700; font-size: 18px; color: var(--text); text-decoration: none; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nav { display: flex; gap: 8px; align-items: center; flex: none; }
.nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 8px; white-space: nowrap; }
.topbar .wrap { gap: 8px; }
.nav a[aria-current="page"] { font-weight: 700; }
.menu-btn { display: none; }
@media (max-width: 599px) {
  .menu-btn { display: inline-flex; }
  .nav.app-nav { display: none; position: absolute; top: 56px; right: 16px; left: 16px; z-index: 20; flex-direction: column; align-items: stretch;
    background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 8px; }
  .nav.app-nav.open { display: flex; }
}
.preview-banner { background: var(--grey); min-height: 40px; display: flex; align-items: center; font-size: 14px; padding: 8px 0; }
.preview-label { font-weight: 600; }
main { padding: 32px 0 64px; }
section { margin-bottom: 48px; }
.page-head { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.page-head h1 { margin: 0; }
.actions-row { display: flex; flex-wrap: wrap; gap: 8px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 0 16px; border-radius: 8px;
  font: 600 16px/1.2 var(--sans); cursor: pointer; text-decoration: none; border: 1px solid transparent; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary { background: var(--surface); color: var(--text); border-color: var(--field); }
.btn-secondary:hover { background: var(--canvas); border-color: var(--text); }
.btn-danger { background: var(--surface); color: var(--danger); border-color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn[aria-disabled="true"] { background: var(--line); color: var(--muted); border-color: transparent; cursor: not-allowed; }
.btn-secondary[aria-disabled="true"] { background: var(--surface); border-color: var(--line); }
.btn-block { width: 100%; }
.btn[aria-busy="true"]::before { content: ""; width: 14px; height: 14px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Cards */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 16px; box-shadow: 0 1px 2px rgba(26,34,48,.06); }
@media (min-width: 600px) { .card { padding: 24px; } }
.card-center { max-width: 480px; margin: 32px auto; }
.card-center.wide { max-width: 560px; text-align: center; }

/* Forms */
.field { margin-bottom: 16px; }
label, legend, .label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 4px; padding: 0; }
.help { margin: 4px 0 0; }
input[type=text], input[type=email], input[type=number], input[type=search], input[type=time], select {
  width: 100%; min-height: 44px; padding: 8px 12px; font: 400 16px var(--sans); color: var(--text); background: var(--surface);
  border: 1px solid var(--field); border-radius: 6px; }
input:hover, select:hover { border-color: var(--text); }
input:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(31,95,191,.25); }
input:disabled, select:disabled { background: var(--canvas); color: var(--muted); }
select[size] { padding: 4px; }
input[type=checkbox] { width: 24px; height: 24px; accent-color: var(--accent); margin: 0; }
[aria-invalid="true"], .invalid { border-color: var(--danger) !important; }
.error { color: var(--danger); font-size: 14px; margin: 4px 0 0; }
.error-summary { border: 1px solid var(--danger); background: var(--danger-bg); border-radius: 8px; padding: 16px; margin-bottom: 24px; }
.error-summary h2 { font-size: 18px; color: var(--danger); }
.error-summary ul { padding-left: 24px; }
.error-summary a { color: var(--danger); }
fieldset { border: 1px solid var(--line); border-radius: 12px; background: var(--surface); padding: 16px; margin: 0 0 24px; min-width: 0; }
@media (min-width: 600px) { fieldset { padding: 24px; } }
fieldset > legend { font-size: 18px; font-weight: 600; padding: 0 8px; margin-left: -8px; }
.row { display: grid; gap: 16px; }
@media (min-width: 600px) { .row.two { grid-template-columns: 1fr 1fr; } }

/* Radio cards: native radios, so arrow keys work. Selected = border + dot + bold label. */
.radio-group { margin-bottom: 16px; }
.radio-cards { display: grid; gap: 8px; }
@media (min-width: 600px) { .radio-cards { display: flex; flex-wrap: wrap; } .radio-cards > label { flex: 1 1 0; } }
.radio-cards > label { display: flex; align-items: center; gap: 8px; min-height: 44px; padding: 8px 12px; margin: 0; font-weight: 400;
  background: var(--surface); border: 1px solid var(--field); border-radius: 8px; cursor: pointer; }
.radio-cards input { width: 20px; height: 20px; margin: 0; accent-color: var(--accent); }
.radio-cards > label:has(input:checked) { border: 2px solid var(--accent); padding: 7px 11px; font-weight: 700; }
.radio-cards > label:has(input:focus-visible) { outline: 3px solid #1F5FBF; outline-offset: 2px; }

/* Chips */
.chip-box { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; min-height: 44px; padding: 4px 8px; background: var(--surface); border: 1px solid var(--field); border-radius: 6px; }
.chip-box:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(31,95,191,.25); }
.chip-box input { flex: 1 1 160px; border: 0; min-height: 36px; padding: 4px; width: auto; box-shadow: none !important; }
.chip-box input:focus-visible { outline: none; }
.chip { display: inline-flex; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: 999px; padding-left: 12px; font: 400 14px var(--mono); }
.chip.invalid { border-color: var(--danger); color: var(--danger); }
.chip button { min-width: 44px; min-height: 44px; background: none; border: 0; cursor: pointer; font-size: 18px; color: var(--text); border-radius: 999px; }
.chip.tier { font-family: var(--sans); font-weight: 600; }

/* Status pills: symbol + word, never colour alone */
.pill { display: inline-flex; gap: 4px; align-items: center; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; padding: 4px 8px; border-radius: 999px; white-space: nowrap; }
.pill-sent { color: var(--success); background: var(--success-bg); }
.pill-failed { color: var(--danger); background: var(--danger-bg); }
.pill-paused { color: var(--muted); background: var(--grey); }
.pill-scheduled { color: var(--text); background: var(--grey); }
.pill-notlive { background: var(--grey); color: var(--text); margin-bottom: 16px; }
@media (max-width: 599px) { .pill { white-space: normal; } }

/* Tables: stacked cards under 640px using data-label */
.table-wrap { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 1.4; }
th { text-align: left; font-size: 14px; font-weight: 600; color: var(--muted); padding: 12px; border-bottom: 1px solid var(--line); }
td { padding: 8px 12px; height: 48px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--canvas); }
tr.highlight { background: var(--success-bg); }
@media (max-width: 639px) {
  .table-wrap { background: none; border: 0; }
  table, tbody, tr, td { display: block; }
  thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  tr { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; margin-bottom: 16px; position: relative; }
  td { border: 0; height: auto; padding: 2px 0; }
  td.hide-sm { display: none; }
  td.name { font-weight: 600; font-size: 16px; padding-bottom: 4px; }
  .stack-label td::before, td[data-label]::before { content: attr(data-label) ": "; color: var(--muted); font-size: 14px; }
  td.name::before, td.more::before { content: none; }
  td.more { margin-top: 8px; }
}
.skeleton { height: 16px; background: var(--grey); border-radius: 4px; margin: 16px; }
@media (prefers-reduced-motion: no-preference) { .skeleton { animation: pulse 1.4s ease-in-out infinite; } }
@keyframes pulse { 50% { opacity: .5; } }

/* Row menu */
.menu-wrap { position: relative; display: inline-block; }
.row-menu { position: absolute; right: 0; top: 100%; z-index: 10; min-width: 160px; background: var(--surface); border: 1px solid var(--line); border-radius: 8px; padding: 8px; box-shadow: 0 4px 12px rgba(26,34,48,.12); }
.row-menu a, .row-menu button { display: flex; align-items: center; width: 100%; min-height: 44px; padding: 0 8px; background: none; border: 0; font: 400 16px var(--sans); color: var(--text); text-align: left; cursor: pointer; text-decoration: none; border-radius: 6px; }
.row-menu a:hover, .row-menu button:hover { background: var(--canvas); }
.row-menu .del { color: var(--danger); }

/* Toasts */
#toasts { position: fixed; z-index: 60; left: 16px; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 8px; align-items: center; pointer-events: none; }
@media (min-width: 600px) { #toasts { left: auto; right: 24px; bottom: 24px; align-items: flex-end; } }
.toast { pointer-events: auto; display: flex; align-items: center; gap: 8px; width: 100%; max-width: 360px; background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--success); border-radius: 8px; padding: 8px 0 8px 12px; box-shadow: 0 4px 12px rgba(26,34,48,.15); font-size: 15px; }
.toast.danger { border-left-color: var(--danger); }
.toast .sym { font-weight: 700; color: var(--success); }
.toast.danger .sym { color: var(--danger); }
.toast p { margin: 0; flex: 1; }
.toast button { min-width: 44px; min-height: 44px; background: none; border: 0; font-size: 20px; cursor: pointer; color: var(--text); }
@media (prefers-reduced-motion: no-preference) { .toast { animation: fade .15s ease-out; } }
@keyframes fade { from { opacity: 0; } }

/* Dialog */
dialog { width: calc(100% - 32px); max-width: 440px; border: 1px solid var(--line); border-radius: 12px; padding: 24px; color: var(--text); background: var(--surface); }
dialog::backdrop { background: rgba(26,34,48,.45); }
dialog h2 { font-size: 20px; }
dialog .dialog-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; margin-top: 24px; }

/* Landing */
/* minmax(0,1fr): the single column must not grow to its min-content width. */
.hero { display: grid; grid-template-columns: minmax(0, 1fr); gap: 32px; align-items: center; padding: 32px 0 16px; }
.hero > * { min-width: 0; }
@media (min-width: 800px) { .hero { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); } }
.hero .sub { font-size: 18px; overflow-wrap: anywhere; }
.hero h1, .hero p, .hero .pill { max-width: 100%; overflow-wrap: anywhere; }
@media (max-width: 599px) { .hero-cta { display: flex; width: 100%; } }
.wrap, .topbar .wrap > * { min-width: 0; }
.nav { flex: 0 1 auto; }
.nav a { white-space: normal; text-align: right; }
.mock { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 16px; box-shadow: 0 1px 2px rgba(26,34,48,.06); }
.mock dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 8px 16px; }
.mock dt { color: var(--muted); font-size: 14px; }
.mock dd { margin: 0; overflow-wrap: anywhere; }
.mock .tag { font-size: 12px; font-weight: 600; color: var(--muted); margin-bottom: 8px; display: block; }
.plain-list { list-style: none; max-width: 68ch; }
.plain-list li { padding: 8px 0 8px 24px; position: relative; }
.plain-list li::before { content: "–"; position: absolute; left: 0; color: var(--muted); }
.steps { list-style: none; display: grid; gap: 16px; grid-template-columns: minmax(0, 1fr); }
.steps > *, .features > *, .pricing > *, .waitlist-card { min-width: 0; max-width: 100%; overflow-wrap: anywhere; }
@media (min-width: 700px) { .steps { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.step-num { display: inline-flex; width: 32px; height: 32px; align-items: center; justify-content: center; border: 1px solid var(--field); border-radius: 50%; font-weight: 700; margin-bottom: 8px; }
.features { list-style: none; display: grid; gap: 8px 32px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 700px) { .features { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.features li { padding-left: 32px; position: relative; }
.features li::before { content: "✓"; position: absolute; left: 0; color: var(--text); font-weight: 700; }
.pricing { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
.pricing .team { order: -1; }
@media (min-width: 800px) { .pricing { grid-template-columns: repeat(3, minmax(0, 1fr)); } .pricing .team { order: 0; } }
.price-card { display: flex; flex-direction: column; }
/* Long button labels wrap instead of stretching the page. */
.price-card .btn { max-width: 100%; min-width: 0; white-space: normal; text-align: center; padding-top: 8px; padding-bottom: 8px; overflow-wrap: anywhere; }
.price-card.team { border: 2px solid var(--accent); }
.price-card .btn { margin-top: auto; }
.price-card ul { list-style: none; margin-bottom: 16px; }
.price { font-size: 28px; font-weight: 700; margin: 0 0 8px; }
.best { font-size: 14px; font-weight: 600; color: var(--accent); margin-bottom: 4px; }
.waitlist-card { max-width: 560px; }
.waitlist-card form, .waitlist-card .field { min-width: 0; }
details { background: var(--surface); border: 1px solid var(--line); border-radius: 8px; margin-bottom: 8px; max-width: 760px; }
summary { min-height: 44px; padding: 10px 16px; cursor: pointer; font-weight: 600; display: flex; align-items: center; }
details p { padding: 0 16px; }
.success-msg { text-align: center; padding: 16px 0; }
.success-msg .big { font-size: 40px; color: var(--success); display: block; }
.success-msg:focus { outline: none; }
footer { border-top: 1px solid var(--line); padding: 24px 0 48px; font-size: 14px; color: var(--muted); }
footer p { margin: 0 0 8px; }

/* Edit page */
.edit-grid { display: grid; gap: 0; grid-template-areas: "fields" "summary" "actions"; }
@media (min-width: 900px) { .edit-grid { grid-template-columns: 1fr 300px; column-gap: 32px; grid-template-areas: "fields summary" "actions summary"; align-items: start; } }
.edit-fields { grid-area: fields; }
.summary { grid-area: summary; margin-bottom: 24px; }
@media (min-width: 900px) { .summary { position: sticky; top: 16px; } }
.edit-actions { grid-area: actions; display: flex; flex-direction: column; gap: 8px; }
@media (min-width: 600px) { .edit-actions { flex-direction: row-reverse; justify-content: flex-end; } }
.edit-actions .btn { width: 100%; }
@media (min-width: 600px) { .edit-actions .btn { width: auto; } }

/* Misc */
.usage { margin: 0 0 16px; }
.notice { border: 1px solid var(--line); border-radius: 8px; padding: 12px 16px; background: var(--surface); margin-bottom: 16px; }
.notice.danger { border-color: var(--danger); }
.notice.danger strong { color: var(--danger); }
/* Wired states: locked notes, badges, check lists, import list */
.locked { color: var(--muted); font-size: 14px; }
.check-list { display: grid; gap: 4px; max-height: 240px; overflow: auto; border: 1px solid var(--line); border-radius: 6px; padding: 8px; background: var(--surface); }
.check { display: flex; gap: 8px; align-items: center; min-height: 44px; font-weight: 400; }
.check input { width: 20px; height: 20px; flex: none; }
ul.plain { list-style: none; padding: 0; margin: 0 0 16px; }
ul.plain li { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); padding: 8px 0; }
input[type=file] { max-width: 100%; min-height: 44px; }
tr.highlight td { background: var(--success-bg); }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.settings { max-width: 640px; }
.settings .card { margin-bottom: 24px; }
.kv { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 16px; }
.reason { background: var(--canvas); }
.reason td { height: auto; padding: 16px; }
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; } }