:root {
  --bg: #f7f2e8;
  --surface: #fffaf1;
  --surface-strong: #fff;
  --text: #1f1d1a;
  --muted: #645d54;
  --line: #d8cfc0;
  --accent: #bb4d00;
  --accent-dark: #8d3900;
  --accent-soft: #ffe5cc;
  --teal: #0a7c74;
  --shadow: 0 18px 50px rgba(73, 48, 21, 0.08);
  --radius: 24px;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans KR", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 173, 92, 0.26), transparent 30%),
    linear-gradient(180deg, #f9f5ee 0%, #f4ecdf 100%);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

.site-shell {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  padding: 24px 0 10px;
}

.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 20px;
  border: 1px solid rgba(141, 57, 0, 0.08);
  border-radius: 999px;
  background: rgba(255, 250, 241, 0.88);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.brand {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.nav-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  color: var(--muted);
}

.nav-links a:hover,
.footer-links a:hover {
  color: var(--accent);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 24px;
  padding: 34px 0 24px;
}

.hero-panel,
.card,
.metric,
.ad-slot,
.tool-card,
.content-card,
.cta-card,
.footer-card,
.form-card,
.result-card {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(31, 29, 26, 0.08);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 28px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.15;
  letter-spacing: -0.04em;
}

h1 {
  font-size: clamp(2.2rem, 4vw, 4.5rem);
}

h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.5rem);
}

h3 {
  font-size: 1.15rem;
}

p {
  margin: 0;
  line-height: 1.75;
  color: var(--muted);
}

.hero-copy p + p,
.content-card p + p {
  margin-top: 14px;
}

.hero-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid transparent;
}

.button-primary {
  background: var(--accent);
  color: #fff;
}

.button-primary:hover {
  background: var(--accent-dark);
}

.button-secondary {
  border-color: rgba(31, 29, 26, 0.14);
  background: rgba(255, 255, 255, 0.75);
}

.hero-panel {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero-panel ul,
.plain-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.8;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 8px 0 34px;
}

.metric {
  padding: 20px;
}

.metric strong {
  display: block;
  margin-top: 8px;
  font-size: 1.8rem;
  letter-spacing: -0.05em;
}

.section {
  padding: 28px 0;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
  margin-bottom: 18px;
}

.grid-3,
.grid-2,
.tool-grid {
  display: grid;
  gap: 18px;
}

.grid-3,
.tool-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card,
.tool-card,
.content-card,
.cta-card,
.footer-card {
  padding: 24px;
}

.tool-card {
  position: relative;
  overflow: hidden;
}

.tool-card::after {
  content: "";
  position: absolute;
  inset: auto -20px -30px auto;
  width: 110px;
  height: 110px;
  background: radial-gradient(circle, rgba(255, 173, 92, 0.45), transparent 70%);
}

.kicker {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 0.82rem;
  font-weight: 700;
}

.ad-slot {
  padding: 18px;
  text-align: center;
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8a7d6d;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1.1fr);
  gap: 20px;
}

.form-card,
.result-card {
  padding: 24px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-weight: 600;
}

.field span {
  color: var(--text);
}

.field input {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  font: inherit;
}

.field input:focus {
  outline: 2px solid rgba(187, 77, 0, 0.14);
  border-color: var(--accent);
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 20px;
}

.result-tile {
  padding: 18px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid rgba(31, 29, 26, 0.08);
}

.result-tile strong {
  display: block;
  margin-top: 10px;
  font-size: 1.55rem;
}

.split-note {
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(10, 124, 116, 0.08);
  color: #14514c;
}

.cta-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 18px;
}

.cta-card strong {
  display: block;
  margin: 8px 0 10px;
  font-size: 1.4rem;
}

.site-footer {
  padding: 36px 0 42px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 18px;
}

.footer-links {
  display: grid;
  gap: 10px;
  margin-top: 14px;
  color: var(--muted);
}

@media (max-width: 900px) {
  .hero,
  .layout,
  .cta-band,
  .footer-grid,
  .grid-3,
  .tool-grid,
  .grid-2,
  .stats {
    grid-template-columns: 1fr;
  }

  .nav-row,
  .section-head {
    align-items: flex-start;
    border-radius: 28px;
  }

  .form-grid,
  .result-grid {
    grid-template-columns: 1fr;
  }
}