/* Black-and-white theme with generous margins.
   Class names match app.js / index.html; some names (btn-mint, btn-navy, input-dark)
   are kept from the earlier theme to avoid touching markup. */

:root {
  --ink: #111;
  --muted: #555;
  --line: #d9d9d9;
  --soft: #f5f5f5;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --serif: 'Fraunces', Georgia, serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
  background: #fff;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
h1, h2, h3, p, ol, blockquote { margin: 0; }
a { color: var(--ink); }
[hidden] { display: none !important; }
::selection { background: var(--ink); color: #fff; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

.serif { font-family: var(--serif); font-weight: 400; letter-spacing: -0.01em; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.center { text-align: center; }
.mt { margin-top: 20px; }

/* Narrow reading column with wide side margins */
.wrap {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
  padding: 0 clamp(24px, 6vw, 48px);
}

/* Top bar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: #fff;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.topbar .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-top: 12px;
  padding-bottom: 12px;
}
.topbar strong { font-weight: 700; }
#countdown { color: var(--muted); }

/* Hero */
.hero { padding: clamp(64px, 12vw, 120px) 0 clamp(48px, 8vw, 80px); }
.hero h1 { font-size: clamp(36px, 6.5vw, 56px); line-height: 1.1; }
.hero h1 em { font-style: italic; color: #1d365e; }
.hero .lead { margin-top: 20px; font-size: 19px; color: var(--muted); }

.zip-row { margin-top: 48px; max-width: 280px; }
.hero label { display: block; font-weight: 600; font-size: 15px; margin-bottom: 8px; }
.hero label span { font-weight: 400; color: var(--muted); }
.input-dark {
  width: 100%;
  height: 52px;
  padding: 0 16px;
  border: 1px solid var(--ink);
  border-radius: 0;
  background: #fff;
  color: var(--ink);
  font: 18px var(--sans);
}
.input-dark::placeholder { color: #999; }
.input-dark:focus { outline: none; box-shadow: 0 0 0 1px var(--ink); }
#zip { font-family: var(--mono); letter-spacing: 2px; }
.error { margin-top: 12px; font-weight: 600; font-size: 15px; }
.details { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 20px; }
@media (max-width: 560px) { .details { grid-template-columns: 1fr; } }

.link {
  background: none;
  border: none;
  padding: 0;
  font: 500 15px var(--sans);
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 4px;
  cursor: pointer;
}
.hero .link { display: inline-block; margin-top: 24px; color: var(--muted); }
.link:hover { color: var(--ink); }

/* Results */
main { flex: 1; padding: 0 0 clamp(64px, 10vw, 112px); }
#results { scroll-margin-top: 72px; padding-top: 48px; border-top: 1px solid var(--line); }
#results h2 { font-size: 30px; line-height: 1.2; }

.state-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(56px, 1fr));
  gap: 8px;
  margin-top: 28px;
}
.state-btn {
  padding: 12px 0;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font: 600 13px var(--sans);
  cursor: pointer;
}
.state-btn:hover { border-color: var(--ink); background: var(--ink); color: #fff; }

.results-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
}

.panel { margin-top: 28px; padding: 28px; background: var(--soft); }

/* Senator cards */
.card { margin-top: 40px; border: 1px solid var(--ink); }
.card-head { padding: 28px 28px 0; }
.eyebrow { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
.card-head h3 { font-size: 28px; line-height: 1.15; margin-top: 6px; }

.tabs { display: flex; gap: 24px; margin-top: 20px; border-bottom: 1px solid var(--line); }
.tab {
  padding: 0 0 12px;
  margin-bottom: -1px;
  border: none;
  border-bottom: 2px solid transparent;
  background: none;
  color: var(--muted);
  font: 600 15px var(--sans);
  cursor: pointer;
}
.tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--ink); }

.card-body { padding: 24px 28px 32px; }
.note { margin-bottom: 20px; padding: 14px 16px; background: var(--soft); font-size: 15px; }
.steps { padding-left: 22px; font-size: 16px; line-height: 1.7; color: var(--ink); }

.field-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 28px 0 8px;
}
.field-head label, .label { font-weight: 600; font-size: 15px; }
.input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #fff;
  color: var(--ink);
  font: 16px/1.55 var(--sans);
}
.input:focus { outline: none; border-color: var(--ink); }
textarea.input { resize: vertical; }

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  border: 1px solid var(--ink);
  border-radius: 0;
  font: 600 15px var(--sans);
  text-decoration: none;
  cursor: pointer;
}
/* Primary: solid black */
.btn-mint { background: var(--ink); color: #fff; }
.btn-mint:hover { background: #333; }
/* Secondary: outlined */
.btn-navy, .btn-outline { background: #fff; color: var(--ink); }
.btn-navy:hover, .btn-outline:hover { background: var(--ink); color: #fff; }
.btn-small {
  padding: 4px 12px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font: 600 13px var(--sans);
  cursor: pointer;
}
.btn-small:hover { border-color: var(--ink); }

.phone { font-size: 30px; font-weight: 500; }
.script {
  margin-top: 8px;
  padding: 4px 0 4px 20px;
  border-left: 2px solid var(--ink);
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.5;
}

/* Footer */
footer { border-top: 1px solid var(--line); padding: 56px 0 64px; text-align: center; font-size: 14px; color: var(--muted); }
footer .links { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 20px; margin-top: 28px; }
.disclaimer { display: inline-block; margin-top: 20px; font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; }