/* PairXO - hand-written stylesheet. Mobile first, no CDN, no framework.
   The palette comes from the Constructor spec's brand block. */

:root {
  --primary: #b4553f;
  --primary-dark: #8e3f2c;
  --surface: #fffaf5;
  --card: #ffffff;
  --text: #2a211c;
  --muted: #7d6a60;
  --line: #ecdfd5;
  --ok: #2f6f4f;
  --warn: #9a3d2f;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(42, 33, 28, .06), 0 8px 24px rgba(42, 33, 28, .06);
  --gap: 16px;

  /* Design system 2026-09-21, sampled from _meta/design/keepus-landing-design.png.
     Part 1 (landing) uses these; Part 2 moves every other screen onto them and
     retires the tokens above. */
  --ku-font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --ku-font-note: "Caveat", "Segoe Script", "Bradley Hand", cursive;
  --ku-navy: #15273a;          /* headings, strong text */
  --ku-body: #5b6b7c;          /* body grey, 5.4:1 on white */
  --ku-muted: #66768a;         /* small print, 4.6:1 on white */
  --ku-green: #2fae83;         /* word "keep", step 1, selected day */
  --ku-green-dark: #1d8a67;    /* green text on a tint */
  --ku-green-2: #4a9f98;       /* end of the green text gradient */
  --ku-coral: #f4615f;         /* word "us", coral icons */
  --ku-coral-1: #eb5054;       /* primary button gradient, darkened: white text >= 3:1 */
  --ku-coral-2: #f06460;
  --ku-mint: #f1fbf8;          /* mint section background */
  --ku-mint-strong: #e6f7f2;   /* green icon tile */
  --ku-blush: #fef3f2;         /* soft pink section background */
  --ku-coral-tint: #fee6e4;    /* coral icon tile */
  --ku-line: #e6ebf0;          /* card and input border */
  --ku-surface: #ffffff;
  --ku-radius-card: 18px;
  --ku-radius-field: 12px;
  --ku-radius-pill: 999px;
  --ku-shadow-card: 0 1px 2px rgba(21, 39, 58, .04), 0 14px 34px rgba(21, 39, 58, .07);
  --ku-shadow-float: 0 2px 6px rgba(21, 39, 58, .05), 0 28px 60px rgba(21, 39, 58, .14);
  --ku-shadow-coral: 0 10px 24px rgba(235, 80, 84, .30);
  --ku-container: 1320px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--surface);
  color: var(--text);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  overflow-wrap: break-word;
}

h1, h2, h3 { font-family: Georgia, "Times New Roman", serif; line-height: 1.2; margin: 0 0 .4em; }
h1 { font-size: 1.7rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.05rem; }
p { margin: 0 0 1em; }
a { color: var(--primary-dark); }

.skip {
  position: absolute; left: -9999px; top: 0; background: var(--card);
  padding: 10px 14px; z-index: 10;
}
.skip:focus { left: 8px; top: 8px; }

/* Header -------------------------------------------------------------- */
.topbar { background: var(--card); border-bottom: 1px solid var(--line); }
.bar {
  max-width: 1040px; margin: 0 auto; padding: 12px 16px;
  display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center;
}
.brand {
  font-family: Georgia, serif; font-size: 1.2rem; font-weight: 700;
  color: var(--primary-dark); text-decoration: none; letter-spacing: .01em;
}
.nav {
  margin-left: auto; display: flex; flex-wrap: wrap; align-items: center;
  gap: 4px 14px; font-size: .92rem;
}
.nav a { color: var(--muted); text-decoration: none; padding: 4px 0; }
.nav a:hover, .nav a:focus { color: var(--primary-dark); text-decoration: underline; }
.nav .cta {
  background: var(--primary); color: #fff; padding: 7px 14px;
  border-radius: 999px; text-decoration: none;
}
.nav .cta:hover { background: var(--primary-dark); color: #fff; text-decoration: none; }
.inline { display: inline; margin: 0; }
.linkish {
  background: none; border: 0; padding: 4px 0; font: inherit;
  color: var(--muted); cursor: pointer; text-decoration: underline;
}

/* Layout -------------------------------------------------------------- */
.wrap { max-width: 1040px; margin: 0 auto; padding: 24px 16px 48px; }
.messages { max-width: 1040px; margin: 16px auto 0; padding: 0 16px; }
.msg {
  margin: 0 0 8px; padding: 10px 14px; border-radius: 10px;
  background: #eef5ef; color: var(--ok); border: 1px solid #cfe3d5;
}
.msg.error { background: #fbeeeb; color: var(--warn); border-color: #f0d2ca; }
.foot {
  border-top: 1px solid var(--line); color: var(--muted);
  font-size: .85rem; text-align: center; padding: 20px 16px;
}
.foot p { margin: 0; }

.lead { color: var(--muted); font-size: 1.05rem; max-width: 60ch; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.center { text-align: center; }
.stack > * + * { margin-top: var(--gap); }

/* Cards and grids ----------------------------------------------------- */
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow);
}
.card + .card { margin-top: var(--gap); }
.card h2 { margin-top: 0; }
.grid { display: grid; gap: var(--gap); grid-template-columns: 1fr; }
@media (min-width: 720px) {
  .grid.two { grid-template-columns: 1fr 1fr; }
  .grid.three { grid-template-columns: repeat(3, 1fr); }
}

.tiles { display: grid; gap: 12px; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 720px) { .tiles { grid-template-columns: repeat(4, 1fr); } }
.tile {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 14px; text-align: center;
  text-decoration: none; color: inherit; display: block;
}
.tile:hover { border-color: var(--primary); }
.tile b { display: block; font-size: 1.6rem; font-family: Georgia, serif; }
.tile span { color: var(--muted); font-size: .85rem; }

/* Item rows ----------------------------------------------------------- */
.items { list-style: none; margin: 0; padding: 0; }
.item {
  border-top: 1px solid var(--line); padding: 14px 0;
  display: flex; flex-wrap: wrap; gap: 6px 14px; align-items: flex-start;
}
.item:first-child { border-top: 0; }
.item .body { flex: 1 1 220px; min-width: 0; }
.item .body p { margin: 2px 0 0; }
.item .side {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  margin-left: auto;
}
.title { font-weight: 600; }
.price {
  font-variant-numeric: tabular-nums; white-space: nowrap;
  font-weight: 600; color: var(--primary-dark);
}

.pill {
  display: inline-block; padding: 3px 10px; border-radius: 999px;
  font-size: .78rem; background: #f3e9e2; color: var(--muted);
  border: 1px solid var(--line); white-space: nowrap;
}
.pill.on { background: #eef5ef; color: var(--ok); border-color: #cfe3d5; }
.pill.off { background: #fbeeeb; color: var(--warn); border-color: #f0d2ca; }

/* Buttons ------------------------------------------------------------- */
.btn, button[type="submit"], input[type="submit"] {
  display: inline-block; border: 1px solid var(--primary); cursor: pointer;
  background: var(--primary); color: #fff; padding: 10px 18px;
  border-radius: 999px; font: inherit; font-weight: 600; text-decoration: none;
  line-height: 1.2;
}
.btn:hover, button[type="submit"]:hover { background: var(--primary-dark); color: #fff; }
.btn.ghost { background: transparent; color: var(--primary-dark); }
.btn.ghost:hover { background: #f7ece6; }
.btn.small, .item button[type="submit"] { padding: 7px 14px; font-size: .88rem; }
.btn.danger { background: transparent; color: var(--warn); border-color: #f0d2ca; }
.btn.danger:hover { background: #fbeeeb; color: var(--warn); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

:focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; }

/* Forms --------------------------------------------------------------- */
form p { margin: 0 0 14px; }
label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 4px; }
input[type="text"], input[type="email"], input[type="password"], input[type="url"],
input[type="number"], input[type="datetime-local"], select, textarea {
  width: 100%; max-width: 100%; padding: 10px 12px; font: inherit;
  color: var(--text); background: #fff;
  border: 1px solid var(--line); border-radius: 10px;
}
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--primary); outline-offset: 0; }
.helptext, .helptext ul { color: var(--muted); font-size: .82rem; display: block; margin-top: 4px; }
ul.errorlist { list-style: none; margin: 0 0 8px; padding: 0; color: var(--warn); font-size: .86rem; }
form ul { padding-left: 1.1em; }
.checks label { display: inline-flex; align-items: center; gap: 6px; font-weight: 500; }
.checks input { width: auto; }
.row { display: grid; gap: 10px; grid-template-columns: 1fr; }
@media (min-width: 620px) { .row.split { grid-template-columns: 1fr 1fr; } }

.auth-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; box-shadow: var(--shadow); max-width: 440px; margin: 0 auto;
}

/* Landing ------------------------------------------------------------- */
.hero { padding: 16px 0 8px; }
.hero h1 { font-size: 2rem; }
@media (min-width: 720px) { .hero h1 { font-size: 2.6rem; } }
.hero .actions { margin-top: 20px; }

/* Builder ------------------------------------------------------------- */
.steps {
  display: flex; flex-wrap: wrap; gap: 6px; list-style: none;
  margin: 0 0 18px; padding: 0; font-size: .8rem;
}
.steps li {
  padding: 5px 10px; border-radius: 999px; background: var(--card);
  border: 1px solid var(--line); color: var(--muted);
}
.steps li.now { background: var(--primary); border-color: var(--primary); color: #fff; }
.steps li.done { color: var(--ok); border-color: #cfe3d5; }

.budget {
  display: flex; flex-wrap: wrap; gap: 6px 16px; align-items: baseline;
  background: #f7ece6; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 12px 16px; margin-bottom: 16px;
}
.budget b { font-variant-numeric: tabular-nums; }

.choice { display: block; border-top: 1px solid var(--line); padding: 12px 0; }
.choice:first-of-type { border-top: 0; }
.choice label {
  display: flex; gap: 12px; align-items: flex-start; font-weight: 500; cursor: pointer;
}
.choice input { width: auto; margin-top: 4px; flex: none; }
.choice .title { font-weight: 600; }
.choice .price { margin-left: auto; padding-left: 10px; }

.empty {
  border: 1px dashed var(--line); border-radius: var(--radius);
  padding: 18px; color: var(--muted); text-align: center;
}

/* Tables (staff) ------------------------------------------------------ */
.scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: .92rem; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }

/* A table with width:100% never overflows its wrapper, so the wrapper never
   scrolls and the last column is simply squeezed away. Below 600px the rows
   stack instead, which keeps the row action reachable on a phone. */
@media (min-width: 601px) { .scroll table { min-width: 560px; } }
@media (max-width: 600px) {
  table.stacked thead { display: none; }
  table.stacked tr { display: block; padding: 10px 0; border-bottom: 1px solid var(--line); }
  table.stacked tr:last-child { border-bottom: 0; }
  table.stacked td {
    display: flex; align-items: center; justify-content: space-between;
    gap: 12px; border: 0; padding: 4px 0; text-align: right;
  }
  table.stacked td:first-child { font-weight: 600; }
  table.stacked td[data-label]::before {
    content: attr(data-label); text-align: left; flex: none;
    color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .04em;
  }
  table.stacked td:not([data-label]) { justify-content: flex-end; padding-top: 8px; }
}

/* Auth pages ---------------------------------------------------------- */
.auth-links { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 18px 0 0; font-size: .92rem; }

/* ==========================================================================
   PairXO design system - shared layer (2026-09-21)
   Source: _meta/design/keepus-landing-design.png. Tokens: the :root block above.
   Everything here is prefixed ku- so the screens that still use the first
   generation of classes keep working until Part 2 moves them over.
   ========================================================================== */
@font-face {
  font-family: "Plus Jakarta Sans";
  src: url("fonts/plus-jakarta-sans-latin-wght.woff2") format("woff2");
  font-weight: 200 800; font-style: normal; font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Caveat";
  src: url("fonts/caveat-latin-400.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

body.ku-page {
  background: var(--ku-surface); color: var(--ku-navy);
  font-family: var(--ku-font); font-size: 16px; line-height: 1.6;
  word-spacing: .07em; /* the face has a narrow space (.17em): words ran together in the first render */
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
body.ku-page h1, body.ku-page h2, body.ku-page h3 { font-family: inherit; color: var(--ku-navy); }
.ku-container { width: min(100% - 40px, var(--ku-container)); margin-inline: auto; }
.ku-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.ku-i {
  width: 1em; height: 1em; flex: none; fill: none; stroke: currentColor;
  stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}
.ku-i--fill { fill: currentColor; stroke: none; }

/* Buttons: pills */
.ku-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 26px; border: 1.5px solid transparent;
  border-radius: var(--ku-radius-pill); font: 600 15px/1 var(--ku-font);
  text-decoration: none; white-space: nowrap; cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.ku-btn .ku-i { font-size: 18px; }
.ku-btn--primary {
  color: #fff; background: linear-gradient(90deg, var(--ku-coral-1), var(--ku-coral-2));
  box-shadow: var(--ku-shadow-coral);
}
.ku-btn--primary:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 14px 30px rgba(235, 80, 84, .38); }
.ku-btn--outline {
  color: var(--ku-navy); background: #fff; border-color: #d3dae2;
  box-shadow: 0 1px 2px rgba(21, 39, 58, .05);
}
.ku-btn--outline:hover { color: var(--ku-navy); border-color: var(--ku-navy); }
.ku-btn--lg { min-height: 56px; padding: 0 34px; font-size: 16px; }
@media (min-width: 1100px) { .ku-btn--lg { min-height: 62px; padding: 0 38px; font-size: 17px; } }
.ku-btn--sm { min-height: 42px; padding: 0 20px; font-size: 14px; }
.ku-btn:focus-visible, .ku-nav a:focus-visible, .ku-footer a:focus-visible,
.ku-brand:focus-visible, .ku-menu summary:focus-visible {
  outline: 3px solid rgba(47, 174, 131, .5); outline-offset: 3px; border-radius: 10px;
}
.ku-btn:focus-visible { border-radius: var(--ku-radius-pill); }

/* Cards, pills, icon tiles, handwriting notes */
.ku-card {
  background: var(--ku-surface); border: 1px solid var(--ku-line);
  border-radius: var(--ku-radius-card); box-shadow: var(--ku-shadow-card);
}
.ku-pill {
  display: inline-flex; align-items: center; padding: 4px 13px;
  border: 1px solid var(--ku-line); border-radius: var(--ku-radius-pill);
  background: #f7f9fb; color: var(--ku-body); font-size: 12.5px; font-weight: 500; line-height: 1.5;
}
.ku-tile {
  display: grid; place-items: center; flex: none; width: 62px; height: 62px;
  border-radius: 50%; background: var(--ku-mint-strong); color: var(--ku-green);
}
.ku-tile .ku-i { font-size: 28px; }
.ku-tile--coral { background: var(--ku-coral-tint); color: var(--ku-coral); }
.ku-tile--sm { width: 44px; height: 44px; }
.ku-tile--sm .ku-i { font-size: 21px; }
.ku-tile--md { width: 52px; height: 52px; }
.ku-tile--md .ku-i { font-size: 24px; }
.ku-note {
  margin: 0; font-family: var(--ku-font-note); font-size: 27px; line-height: 1.02;
  color: #4f5b68; font-weight: 400;
}
.ku-note .ku-i { font-size: .95em; color: var(--ku-coral); stroke-width: 1.6; vertical-align: -.2em; }

/* Header */
.ku-header { position: relative; z-index: 30; }
.ku-header__bar { display: flex; align-items: center; gap: 10px; min-height: 72px; }
.ku-brand {
  display: inline-flex; align-items: center; gap: 8px; text-decoration: none;
  color: var(--ku-navy); font-size: 21px; font-weight: 800; letter-spacing: -.02em; line-height: 1;
}
.ku-brand:hover { color: var(--ku-navy); }
.ku-brand svg { width: 36px; height: 36px; flex: none; }
.ku-brand b { font-weight: inherit; color: var(--ku-green); }
.ku-nav { display: none; }
.ku-nav a { color: #33445a; font-size: 15px; font-weight: 500; text-decoration: none; }
.ku-nav a:hover { color: var(--ku-green-dark); }
.ku-header__actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.ku-header__actions .ku-btn { min-height: 40px; padding: 0 15px; font-size: 13.5px; }
.ku-header__signin { display: none; }
.ku-menu { position: relative; }
.ku-menu summary {
  display: grid; place-items: center; width: 42px; height: 42px; list-style: none;
  border: 1.5px solid #d3dae2; border-radius: 50%; background: #fff; color: var(--ku-navy); cursor: pointer;
}
.ku-menu summary::-webkit-details-marker { display: none; }
.ku-menu summary .ku-i { font-size: 20px; }
.ku-menu__panel {
  position: absolute; right: 0; top: calc(100% + 10px); min-width: 210px; padding: 10px;
  display: grid; gap: 2px; background: #fff; border: 1px solid var(--ku-line);
  border-radius: 16px; box-shadow: var(--ku-shadow-float);
}
.ku-menu__panel a {
  padding: 11px 14px; border-radius: 10px; color: var(--ku-navy);
  font-size: 15px; font-weight: 600; text-decoration: none;
}
.ku-menu__panel a:hover { background: var(--ku-mint); color: var(--ku-navy); }
@media (min-width: 1000px) {
  .ku-header__bar { min-height: 100px; gap: 24px; }
  .ku-brand { font-size: 27px; gap: 10px; }
  .ku-brand svg { width: 46px; height: 46px; }
  .ku-nav { display: flex; gap: 28px; margin-left: 20px; }
  .ku-header__actions { gap: 12px; }
  .ku-header__actions .ku-btn { min-height: 46px; padding: 0 22px; font-size: 14.5px; }
  .ku-header__signin { display: inline-flex; }
  .ku-menu { display: none; }
}
@media (min-width: 1240px) {
  .ku-brand { font-size: 30px; }
  .ku-brand svg { width: 54px; height: 54px; }
  .ku-nav { gap: 50px; margin-left: clamp(60px, 9vw, 128px); }
  .ku-nav a { font-size: 15.5px; }
  .ku-header__actions { gap: 16px; }
  .ku-header__actions .ku-btn { min-height: 50px; padding: 0 30px; font-size: 15px; }
}

/* Footer */
.ku-footer { padding: 0 0 26px; color: var(--ku-muted); font-size: 13.5px; }
.ku-footer__grid {
  display: grid; gap: 18px; padding-top: 24px; border-top: 1px solid var(--ku-line);
}
.ku-footer .ku-brand { font-size: 22px; }
.ku-footer .ku-brand svg { width: 38px; height: 38px; }
.ku-footer p { margin: 8px 0 0; }
.ku-footer__links { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 26px; }
.ku-footer__links a { color: var(--ku-muted); text-decoration: none; font-weight: 500; }
.ku-footer__links a:hover { color: var(--ku-navy); }
.ku-footer__social { display: flex; gap: 18px; }
.ku-footer__social a { display: grid; place-items: center; color: var(--ku-navy); }
.ku-footer__social .ku-i { font-size: 22px; }
@media (min-width: 900px) {
  .ku-footer__grid { grid-template-columns: 1fr auto; align-items: start; }
  .ku-footer__side { display: grid; justify-items: end; gap: 12px; }
  .ku-footer__row { display: flex; align-items: center; gap: 56px; }
}
@media (max-width: 899px) { .ku-footer__row { display: grid; gap: 14px; } }