/* Titleslip visual system — cool near-white, one blue accent.
   No beige, no serif, no orange, no shadows, no stock photos. */

:root {
  --bg: #F4F5F7;
  --bg-band: #eef0f3;
  --ink: #0B0D12;
  --muted: #5a6573;
  --line: #e4e7ec;
  --card: #FFF;
  --keep: #047857;
  --keep-bg: #ecfdf5;
  --keep-line: #a7f3d0;
  --fee: #E11D48;
  --fee-bg: #fff1f2;
  --fee-line: #fecdd3;
  --accent: #2563EB;
  --accent-ink: #1d4ed8;
  --focus: #2563EB;
  --radius: 10px;
  --radius-sm: 8px;
  --sans: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
  --max: 72rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { color-scheme: light; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--ink);
  background: var(--bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--accent-ink); text-underline-offset: 0.18em; }
a:hover { color: var(--accent); }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

.skip {
  position: absolute; left: 0.75rem; top: -3rem;
  background: var(--ink); color: #fff;
  padding: 0.5rem 0.8rem; z-index: 20;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}
.skip:focus { top: 0; }

.wrap {
  width: min(var(--max), calc(100% - 1.5rem));
  margin-inline: auto;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(244, 245, 247, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: sticky; top: 0; z-index: 10;
}
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  gap: 0.75rem; padding: 0.7rem 0; flex-wrap: wrap;
}
.logo {
  font-weight: 700; letter-spacing: -0.04em; font-size: 1.05rem;
  color: var(--ink); text-decoration: none;
  display: inline-flex; align-items: center; gap: 0.5rem;
}
.logo:hover { color: var(--ink); }
.logo-mark { width: 1.35rem; height: 1.35rem; }
nav.primary { display: flex; gap: 0.15rem; flex-wrap: wrap; }
nav.primary a {
  color: var(--muted); text-decoration: none;
  padding: 0.35rem 0.65rem; border-radius: 999px;
  font-size: 0.875rem; font-weight: 600; letter-spacing: -0.01em;
}
nav.primary a:hover { color: var(--ink); background: var(--bg-band); }

.page { padding: 1.5rem 0 3rem; }
.hero {
  display: grid; gap: 1.1rem; margin: 0 0 1.1rem;
}
.eyebrow {
  font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted); margin: 0 0 0.5rem;
}
h1 {
  font-weight: 700;
  font-size: clamp(1.65rem, 4.2vw, 2.35rem);
  line-height: 1.12; letter-spacing: -0.045em; margin: 0 0 0.5rem;
}
.lede {
  font-size: 1rem; color: var(--muted); max-width: 38rem;
  margin: 0; line-height: 1.45;
}
.hero-flow { margin: 0; }
.hero-flow img { width: 100%; height: auto; }
.hero-flow .flow-wide { display: none; }

.price-row {
  display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1rem 0 0;
}
.price-chip {
  display: inline-flex; align-items: baseline; gap: 0.4rem;
  background: var(--card); border: 1px solid var(--line);
  border-radius: 999px; padding: 0.35rem 0.75rem;
  font-size: 0.875rem; font-weight: 650; text-decoration: none; color: var(--ink);
}
.price-chip strong { font-variant-numeric: tabular-nums; letter-spacing: -0.03em; }
.price-chip .amt { color: var(--keep); font-weight: 750; }
.price-chip.ghost { color: var(--muted); font-weight: 600; }

.note-strip {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 0.85rem 1rem;
  color: var(--muted); font-size: 0.875rem; margin: 0 0 1.25rem;
}

.feat-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem;
  margin: 0 0 1.5rem;
}
.feat {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1rem 1.05rem;
}
.feat img { width: 2.5rem; height: 2.5rem; margin-bottom: 0.55rem; }
.feat h2 {
  font-size: 0.95rem; font-weight: 650; letter-spacing: -0.02em;
  margin: 0 0 0.2rem;
}
.feat p { margin: 0; color: var(--muted); font-size: 0.875rem; }

.core-job { margin: 0 0 1.5rem; }
.core-job img { width: 100%; height: auto; }

.panel {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.1rem 1.15rem 1.2rem;
}
.panel h2, .kicker {
  font-size: 0.6875rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted); margin: 0 0 0.9rem;
}

.workspace {
  display: grid; grid-template-columns: 1fr; gap: 0.85rem;
  align-items: start; margin: 0 0 1.75rem;
}

.state-pills {
  display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0 0 1rem;
}
.state-pills button {
  font: inherit; font-size: 0.8125rem; font-weight: 650;
  letter-spacing: -0.01em; cursor: pointer;
  border: 1px solid var(--line); background: #fff; color: var(--ink);
  border-radius: 999px; padding: 0.35rem 0.7rem;
}
.state-pills button:hover { border-color: var(--ink); }
.state-pills button[aria-pressed="true"] {
  background: var(--ink); color: #fff; border-color: var(--ink);
}

.section-label {
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink);
  margin: 1.15rem 0 0.55rem; padding-top: 0.85rem;
  border-top: 1px solid var(--line);
}
.section-label:first-of-type { margin-top: 0; padding-top: 0; border-top: 0; }

.fields { display: grid; gap: 0.7rem; }
.fields.two { grid-template-columns: 1fr; }
.field { display: grid; gap: 0.28rem; }
.field.full { grid-column: 1 / -1; }
label, .legend {
  font-weight: 600; font-size: 0.875rem; letter-spacing: -0.01em;
}
.req { color: var(--fee); font-weight: 700; }
.hint { color: var(--muted); font-size: 0.78rem; font-weight: 400; line-height: 1.4; }

input[type="text"], input[type="tel"], input[type="number"],
input[type="date"], select, textarea {
  font: inherit; font-size: 1rem; font-weight: 500;
  padding: 0.62rem 0.75rem; border: 1px solid var(--line);
  border-radius: var(--radius-sm); background: #fff; color: var(--ink);
  width: 100%;
}
input[type="number"] {
  font-variant-numeric: tabular-nums; font-feature-settings: "tnum" 1;
  font-weight: 600; letter-spacing: -0.03em;
}
textarea { min-height: 4.5rem; resize: vertical; }
input:hover, select:hover, textarea:hover { border-color: #c5cad3; }
input:focus, select:focus, textarea:focus {
  border-color: var(--accent); outline: none;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.18);
}
input.invalid, select.invalid { border-color: var(--fee); }
.switch-row {
  display: flex; align-items: flex-start; gap: 0.7rem;
  padding: 0.7rem 0.75rem; border: 1px solid var(--line);
  border-radius: var(--radius-sm); background: #fff;
}
.switch-row input {
  width: 1.1rem; height: 1.1rem; margin-top: 0.15rem;
  accent-color: var(--accent); flex-shrink: 0;
}
.switch-copy strong { display: block; font-size: 0.875rem; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.4rem; font: inherit; font-weight: 650; letter-spacing: -0.02em;
  border-radius: var(--radius-sm); cursor: pointer; text-decoration: none;
  border: 1px solid transparent; padding: 0.72rem 1rem;
}
.btn-primary { background: var(--ink); color: #fff; width: 100%; }
.btn-primary:hover { background: #1a1d24; color: #fff; }
.btn-keep { background: var(--keep); color: #fff; width: 100%; }
.btn-keep:hover { background: #036449; color: #fff; }
.btn-ghost {
  background: transparent; color: var(--accent-ink);
  border-color: transparent; width: auto; padding: 0.4rem 0;
  text-decoration: underline; text-underline-offset: 0.16em;
}
.btn[disabled] { opacity: 0.45; cursor: not-allowed; }

.pay-box {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 0.9rem; background: var(--bg); margin-top: 0.75rem;
}
.pay-box .amt {
  font-size: 1.65rem; font-weight: 750; letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
}
.pay-box .ladder { font-size: 0.8125rem; color: var(--muted); margin: 0.25rem 0 0.75rem; }
.banner {
  border-radius: var(--radius-sm); padding: 0.65rem 0.75rem;
  font-size: 0.8125rem; margin: 0 0 0.7rem;
}
.banner.warn { background: #fff7ed; border: 1px solid #fed7aa; color: #9a3412; }
.banner.ok { background: var(--keep-bg); border: 1px solid var(--keep-line); color: var(--keep); }
.banner.err { background: var(--fee-bg); border: 1px solid var(--fee-line); color: var(--fee); }

.results { display: grid; gap: 0.75rem; }
.zero-state {
  display: none; margin: 0; padding: 0.65rem 0.7rem;
  border: 1px dashed var(--line); border-radius: var(--radius); background: var(--bg);
}
.zero-state img { width: min(100%, 17.5rem); height: auto; }
.zero-state p { margin: 0.4rem 0 0; font-size: 0.8125rem; color: var(--muted); }
.results.is-zero .zero-state { display: block; }

.sheet-wrap {
  background: var(--bg-band); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 0.75rem; overflow: auto;
}
.sheet {
  background: #fff; border: 1px solid var(--line); border-radius: 2px;
  width: 100%; max-width: 36rem; margin: 0 auto; padding: 1rem 1.05rem 1.1rem;
  font-size: 0.72rem; line-height: 1.35; color: var(--ink);
}
.sheet .bar { height: 4px; background: var(--accent); margin: -1rem -1.05rem 0.7rem; }
.sheet .brand {
  font-weight: 700; letter-spacing: -0.03em; font-size: 0.78rem; margin: 0 0 0.15rem;
}
.sheet h3 {
  font-size: 0.92rem; letter-spacing: -0.03em; margin: 0 0 0.15rem; font-weight: 750;
}
.sheet .sub { color: var(--muted); font-size: 0.68rem; margin: 0 0 0.55rem; }
.sheet .warnline {
  background: var(--fee-bg); color: #9f1239; border: 1px solid var(--fee-line);
  border-radius: 4px; padding: 0.28rem 0.4rem; font-weight: 650; margin: 0 0 0.55rem;
}
.sheet dl { display: grid; grid-template-columns: 7.2rem 1fr; gap: 0.15rem 0.5rem; margin: 0 0 0.55rem; }
.sheet dt { color: var(--muted); font-weight: 600; }
.sheet dd { margin: 0; font-weight: 600; min-height: 1em; }
.sheet dd.blank { color: #c5cad3; font-weight: 500; }
.sheet h4 {
  font-size: 0.62rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted); margin: 0.45rem 0 0.3rem; border-top: 1px solid var(--line);
  padding-top: 0.4rem;
}
.sheet .sig {
  display: grid; grid-template-columns: 1fr 5.5rem; gap: 0.4rem; margin-top: 0.35rem;
}
.sheet .line { border-bottom: 1px solid var(--ink); height: 1.35rem; }
.sheet footer {
  margin-top: 0.65rem; padding-top: 0.4rem; border-top: 1px solid var(--line);
  color: var(--muted); font-size: 0.62rem;
}

.section { margin: 1.75rem 0; max-width: 42rem; }
.section h2 {
  font-size: 1.05rem; font-weight: 650; letter-spacing: -0.03em; margin: 0 0 0.5rem;
}
.faq details { border-bottom: 1px solid var(--line); padding: 0.7rem 0; }
.faq summary { cursor: pointer; font-weight: 650; letter-spacing: -0.02em; }
.faq p { margin: 0.4rem 0 0.15rem; color: var(--muted); }

.disclaimer {
  border-top: 1px solid var(--line); margin-top: 2rem; padding-top: 1rem;
  color: var(--muted); font-size: 0.8125rem;
}
footer.site-footer {
  border-top: 1px solid var(--line); background: var(--card);
  padding: 1.1rem 0 1.4rem; font-size: 0.8125rem; color: var(--muted);
}
footer.site-footer .wrap {
  display: flex; justify-content: space-between; gap: 1rem;
  flex-wrap: wrap; align-items: baseline;
}

@media (min-width: 720px) {
  .hero-flow .flow-narrow { display: none; }
  .hero-flow .flow-wide { display: block; }
  .feat-grid { grid-template-columns: repeat(4, 1fr); }
  .fields.two { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 960px) {
  .wrap { width: min(var(--max), calc(100% - 2rem)); }
  .page { padding: 2rem 0 3.5rem; }
  .page-home .hero {
    grid-template-columns: minmax(0, 0.95fr) minmax(280px, 1.05fr);
    align-items: center; gap: 1.75rem;
  }
  .workspace {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 1rem;
  }
  .results { position: sticky; top: 4.4rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}