/* SazUp /book — datasheet design system, mobile-first.
   Green #05A54B · paper #FBFDFC · ink #0E1A14 · Space Grotesk / IBM Plex. */
:root {
  --green: #05A54B;
  --green-700: #057A37;
  --green-050: #E8F6EE;
  --paper: #FBFDFC;
  --surface: #FFFFFF;
  --ink: #0E1A14;
  --muted: #56655C;
  --faint: #8A998F;
  --line: #E2EBE6;
  --line-2: #EEF2EE;
  --warn: #B45309;
  --danger: #C0392B;
  --shadow: 0 10px 30px rgba(20, 40, 30, .08);
  --radius: 6px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
::selection { background: #BFE3CC; }
.mono { font-family: 'IBM Plex Mono', monospace; }
.tabular { font-variant-numeric: tabular-nums; }

/* ---- Shell ---- */
.wrap { max-width: 460px; margin: 0 auto; min-height: 100dvh; display: flex; flex-direction: column; background: var(--paper); }
@media (min-width: 540px) {
  body { padding: 24px 16px; }
  .wrap { min-height: auto; border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow); overflow: hidden; }
}

.topbar {
  position: sticky; top: 0; z-index: 20;
  background: rgba(251, 253, 252, .94);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  padding: 14px 18px 0;
}
.topbar-row { display: flex; align-items: center; gap: 10px; }
.logo { display: flex; align-items: center; gap: 8px; font: 600 16px 'Space Grotesk', sans-serif; letter-spacing: -.02em; }
.logo .dot { width: 22px; height: 22px; border-radius: 5px; background: var(--green); color: #fff; display: grid; place-items: center; font: 700 13px 'Space Grotesk'; }
.eyebrow { margin-left: auto; font: 500 10px 'IBM Plex Mono', monospace; letter-spacing: .12em; text-transform: uppercase; color: var(--faint); }

/* ---- Progress ---- */
.steps { display: flex; gap: 6px; padding: 12px 0 14px; }
.steps .seg { flex: 1; height: 3px; border-radius: 2px; background: var(--line); transition: background .25s ease; }
.steps .seg.done { background: var(--green); }
.steps .seg.now { background: var(--green); opacity: .55; }

/* ---- Body ---- */
.body { flex: 1; padding: 18px; }
.step-head { margin: 0 0 4px; }
.step-title { margin: 0; font: 600 22px/1.15 'Space Grotesk', sans-serif; letter-spacing: -.02em; }
.step-sub { margin: 6px 0 18px; color: var(--muted); font-size: 13.5px; }

.label { display: block; font: 600 11px 'IBM Plex Mono', monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--faint); margin: 0 0 8px; }
.field { margin-bottom: 16px; }
.req { color: var(--green); }

/* ---- Tabs ---- */
.tabs { display: flex; gap: 6px; background: var(--green-050); border: 1px solid var(--line); border-radius: var(--radius); padding: 4px; margin-bottom: 16px; }
.tabs button { flex: 1; border: 0; background: transparent; padding: 9px 8px; border-radius: 4px; font: 600 13px 'IBM Plex Sans'; color: var(--muted); cursor: pointer; transition: all .18s ease; }
.tabs button.on { background: #fff; color: var(--ink); box-shadow: 0 1px 3px rgba(20,40,30,.12); }

/* ---- Service cards ---- */
.cards { display: flex; flex-direction: column; gap: 10px; }
.card-opt {
  position: relative; text-align: left; width: 100%;
  border: 1px solid var(--line); background: var(--surface);
  border-radius: var(--radius); padding: 14px 14px 14px 44px; cursor: pointer;
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}
.card-opt:hover { border-color: #c2d6c9; }
.card-opt.on { border-color: var(--green); background: var(--green-050); box-shadow: 0 0 0 1px var(--green); }
.card-opt .tick { position: absolute; left: 14px; top: 15px; width: 18px; height: 18px; border-radius: 50%; border: 1.5px solid var(--line); display: grid; place-items: center; background: #fff; }
.card-opt.on .tick { border-color: var(--green); background: var(--green); }
.card-opt.on .tick svg { display: block; }
.card-opt .tick svg { display: none; }
.card-opt .nm { font: 600 14.5px 'IBM Plex Sans'; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.card-opt .ds { color: var(--muted); font-size: 12.5px; margin-top: 3px; }
.card-opt .meta-row { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.pill { font: 600 10px 'IBM Plex Mono', monospace; letter-spacing: .04em; padding: 2px 7px; border-radius: 3px; background: var(--green-050); color: var(--green-700); border: 1px solid #cdeada; }
.pill.warn { background: #FEF3E2; color: var(--warn); border-color: #f6dcb4; }
.price-from { margin-left: auto; font: 600 14px 'Space Grotesk'; }
.price-from small { font: 500 10px 'IBM Plex Mono'; color: var(--faint); }

/* ---- Chips (vehicle type) ---- */
.chips { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.chip-opt { border: 1px solid var(--line); background: var(--surface); border-radius: var(--radius); padding: 11px 12px; cursor: pointer; text-align: left; transition: all .15s ease; }
.chip-opt:hover { border-color: #c2d6c9; }
.chip-opt.on { border-color: var(--green); background: var(--green-050); box-shadow: 0 0 0 1px var(--green); }
.chip-opt .ct { font: 600 13.5px 'IBM Plex Sans'; display: flex; justify-content: space-between; align-items: baseline; gap: 6px; }
.chip-opt .cp { font: 600 12.5px 'Space Grotesk'; color: var(--green-700); }
.chip-opt .ch { color: var(--faint); font-size: 11px; margin-top: 2px; }

/* ---- Inputs ---- */
.input, select.input, textarea.input {
  width: 100%; border: 1px solid var(--line); background: var(--surface);
  border-radius: var(--radius); padding: 12px 12px; font: 400 14px 'IBM Plex Sans';
  color: var(--ink); outline: none; transition: border-color .15s ease, box-shadow .15s ease;
}
.input:focus, select.input:focus, textarea.input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(5,165,75,.12); }
.input::placeholder { color: var(--faint); }
textarea.input { resize: vertical; min-height: 70px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.hint { font-size: 11.5px; color: var(--faint); margin-top: 6px; }

/* ---- Windows ---- */
.windows { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.win-opt { border: 1px solid var(--line); background: var(--surface); border-radius: var(--radius); padding: 11px 12px; cursor: pointer; text-align: left; transition: all .15s ease; }
.win-opt:hover { border-color: #c2d6c9; }
.win-opt.on { border-color: var(--green); background: var(--green-050); box-shadow: 0 0 0 1px var(--green); }
.win-opt .wl { font: 600 13.5px 'IBM Plex Sans'; }
.win-opt .wt { font: 500 11.5px 'IBM Plex Mono'; color: var(--muted); margin-top: 2px; }

/* ---- Notice ---- */
.notice { display: flex; gap: 10px; padding: 12px; border-radius: var(--radius); background: var(--green-050); border: 1px solid #cdeada; font-size: 12.5px; color: #14532d; margin-bottom: 16px; }
.notice.amber { background: #FEF3E2; border-color: #f6dcb4; color: #7c4a06; }

/* ---- Price breakdown ---- */
.bd { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); padding: 12px 14px; }
.bd .r { display: flex; justify-content: space-between; align-items: center; font-size: 13px; padding: 3px 0; color: var(--muted); }
.bd .r span:last-child { color: var(--ink); }
.bd .r.total { border-top: 1px dashed var(--line); margin-top: 6px; padding-top: 9px; font: 600 15px 'Space Grotesk'; color: var(--ink); }
.bd .r.total span:last-child { color: var(--green-700); }

/* ---- Review ---- */
.summary { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); overflow: hidden; margin-bottom: 14px; }
.summary .sr { display: flex; gap: 12px; padding: 11px 14px; border-bottom: 1px solid var(--line-2); font-size: 13.5px; }
.summary .sr:last-child { border-bottom: 0; }
.summary .sr .k { color: var(--faint); font: 500 11px 'IBM Plex Mono'; letter-spacing: .04em; text-transform: uppercase; width: 92px; flex: none; padding-top: 1px; }
.summary .sr .v { color: var(--ink); font-weight: 500; }
.summary .sr .v small { display: block; color: var(--muted); font-weight: 400; font-size: 12px; margin-top: 1px; }

/* ---- Footer / buttons ---- */
.foot { position: sticky; bottom: 0; background: rgba(251,253,252,.94); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-top: 1px solid var(--line); padding: 12px 18px calc(12px + env(safe-area-inset-bottom)); display: flex; gap: 10px; align-items: center; }
.btn { border: 1px solid var(--line); background: var(--surface); color: var(--ink); font: 600 14px 'IBM Plex Sans'; padding: 13px 18px; border-radius: 4px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: 8px; transition: all .15s ease; }
.btn:hover { border-color: #c2d6c9; }
.btn.primary { background: var(--green); border-color: var(--green); color: #fff; flex: 1; }
.btn.primary:hover { background: var(--green-700); border-color: var(--green-700); }
.btn.primary:disabled { opacity: .5; cursor: not-allowed; }
.btn.ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn.wa { background: #fff; border-color: #cdeada; color: var(--green-700); width: 100%; }
.btn.block { width: 100%; }
.err { color: var(--danger); font-size: 12.5px; margin-right: auto; }
.field-err { color: var(--danger); font-size: 11.5px; margin-top: 6px; }
.input.bad { border-color: var(--danger); }

/* ---- Success ---- */
.success { padding: 36px 22px; text-align: center; }
.success .seal { width: 64px; height: 64px; border-radius: 50%; background: var(--green-050); border: 1px solid #cdeada; display: grid; place-items: center; margin: 0 auto 18px; }
.success h2 { margin: 0 0 6px; font: 600 24px 'Space Grotesk'; letter-spacing: -.02em; }
.success p { margin: 0 auto 18px; color: var(--muted); font-size: 14px; max-width: 320px; }
.ref-card { display: inline-flex; flex-direction: column; align-items: center; gap: 2px; padding: 12px 22px; border: 1px dashed var(--green); border-radius: var(--radius); background: var(--green-050); margin-bottom: 22px; }
.ref-card .rl { font: 500 10px 'IBM Plex Mono'; letter-spacing: .1em; text-transform: uppercase; color: var(--green-700); }
.ref-card .rv { font: 600 22px 'Space Grotesk'; letter-spacing: .02em; color: var(--ink); }
.success .actions { display: flex; flex-direction: column; gap: 10px; max-width: 320px; margin: 0 auto; }

/* ---- Spinner ---- */
.spin { width: 16px; height: 16px; border: 2px solid rgba(255,255,255,.45); border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spin { animation: none; } .steps .seg { transition: none; } }