:root {
  --ink-950: #1f1b16;
  --ink-700: #4a3c2c;
  --ink-500: #78634b;
  --amber-500: #f59e0b;
  --orange-600: #ea580c;
  --teal-600: #0f766e;
  --teal-800: #115e59;
  --line: rgba(56, 39, 15, 0.16);
  --radius-lg: 22px;
  --radius-md: 14px;
  --shadow: 0 16px 40px rgba(48, 34, 14, 0.12);
  --max: 1080px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: "Space Grotesk", system-ui, sans-serif;
  color: var(--ink-950);
  background:
    radial-gradient(1100px 400px at 15% -5%, rgba(234, 88, 12, 0.18), transparent 65%),
    radial-gradient(850px 360px at 90% 4%, rgba(15, 118, 110, 0.18), transparent 70%),
    linear-gradient(180deg, #fffdf9 0%, #fff6eb 62%, #fffdf7 100%);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
}

.skip-link:focus {
  left: 12px;
  top: 12px;
  z-index: 200;
  background: #fff;
  padding: 8px 12px;
  border-radius: 10px;
}

.site-header {
  max-width: var(--max);
  margin: 0 auto;
  padding: 20px 18px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(145deg, var(--orange-600), var(--amber-500));
  box-shadow: var(--shadow);
}

.brand-text {
  display: grid;
  line-height: 1.05;
}

.brand-text small {
  color: var(--ink-500);
  font-size: 0.74rem;
}

.main-nav {
  display: flex;
  gap: 14px;
}

.main-nav a {
  text-decoration: none;
  color: var(--ink-700);
  font-weight: 600;
}

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 4px 18px 54px;
}

.referral-banner {
  margin: 8px 0 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
  background: #fff;
  color: var(--ink-700);
  font-weight: 600;
}

.referral-banner[data-level="success"] {
  border-color: rgba(15, 118, 110, 0.4);
  background: rgba(15, 118, 110, 0.08);
}

.referral-banner[data-level="warn"] {
  border-color: rgba(234, 88, 12, 0.4);
  background: rgba(234, 88, 12, 0.08);
}

.hero {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(140deg, rgba(255, 248, 239, 0.92), rgba(255, 242, 224, 0.92));
  box-shadow: var(--shadow);
  padding: clamp(20px, 4vw, 42px);
}

.eyebrow {
  margin: 0;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: var(--teal-800);
  font-weight: 700;
}

h1, h2, h3, h4 {
  font-family: "IBM Plex Serif", Georgia, serif;
  margin-top: 10px;
  margin-bottom: 10px;
  line-height: 1.14;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  max-width: 15ch;
}

.hero-copy {
  max-width: 55ch;
  color: var(--ink-700);
  margin-bottom: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 10px 16px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  background: linear-gradient(140deg, var(--orange-600), #fb923c);
  color: #fff;
}

.btn-secondary {
  background: linear-gradient(140deg, var(--teal-800), var(--teal-600));
  color: #fff;
}

.btn-ghost {
  border-color: var(--line);
  color: var(--ink-700);
  background: rgba(255, 255, 255, 0.75);
}

.signal-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.signal-grid article {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 14px;
}

.signal-grid h2 {
  margin: 0;
  font-size: 1.8rem;
}

.signal-grid p {
  color: var(--ink-700);
  margin: 8px 0;
}

.signal-grid a {
  color: var(--teal-800);
  font-weight: 700;
}

.heat-trending,
.plan,
.tools,
.partner,
.guides {
  margin-top: 30px;
}

.section-head p {
  color: var(--ink-700);
}

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.heat-grid {
  padding: 14px;
}

.heat-grid-inner {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.heat-city-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 12px;
  background: linear-gradient(145deg, #fff, #fff8ee);
}

.heat-temp {
  margin: 2px 0 4px;
  font-size: 1.2rem;
  font-weight: 800;
}

.heat-band {
  margin: 0 0 10px;
  color: var(--ink-700);
}

.form-card,
.partner-form {
  padding: 16px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--ink-700);
  font-weight: 600;
  font-size: 0.9rem;
}

input,
select {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  font: inherit;
  color: var(--ink-950);
  background: #fffcf8;
}

.status {
  min-height: 1.2rem;
  color: var(--ink-700);
  margin-top: 8px;
}

.result-card,
.affiliate-card,
.capture-card,
.referral-card,
.share-card {
  margin-top: 12px;
  padding: 14px;
}

.result-card h3 {
  margin-top: 0;
}

.result-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0;
}

.result-chip {
  background: #fef2dd;
  border: 1px solid rgba(245, 158, 11, 0.4);
  border-radius: 999px;
  padding: 6px 10px;
  font-weight: 700;
  font-size: 0.86rem;
}

.action-list {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--ink-700);
}

.share-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.referral-pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0;
}

.ref-code,
.ref-claims {
  border-radius: 999px;
  border: 1px solid var(--line);
  padding: 6px 10px;
  background: #fff8ee;
  font-weight: 700;
}

.inline-form {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.inline-form input {
  min-width: 240px;
  flex: 1;
}

.affiliate-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 10px;
}

.affiliate-offer {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 12px;
  background: linear-gradient(145deg, #fff, #fff8ee);
}

.affiliate-offer p {
  margin: 8px 0;
  color: var(--ink-700);
}

.offer-meta {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--ink-500);
}

.tool-grid,
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.tool {
  padding: 14px;
}

.tool form {
  display: grid;
  gap: 8px;
}

.tool-result {
  color: var(--ink-700);
  min-height: 1.2rem;
  margin-top: 8px;
}

.guide-card {
  text-decoration: none;
  color: inherit;
  padding: 14px;
  display: block;
}

.guide-card p {
  color: var(--ink-700);
}

.site-footer {
  max-width: var(--max);
  margin: 24px auto 30px;
  padding: 14px 18px;
  border-top: 1px solid var(--line);
  color: var(--ink-700);
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.site-footer a {
  margin-left: 12px;
  color: var(--teal-800);
  font-weight: 700;
  text-decoration: none;
}

.hidden {
  display: none;
}

@media (max-width: 920px) {
  .signal-grid,
  .tool-grid,
  .guide-grid,
  .form-grid,
  .affiliate-grid,
  .heat-grid-inner {
    grid-template-columns: 1fr;
  }

  .main-nav {
    display: none;
  }
}