:root {
  --ivory: #f5f1e8;
  --ivory-deep: #ece6d8;
  --beige: #dfd5c2;
  --sage: #77896f;
  --sage-soft: #a9b5a2;
  --charcoal: #33312c;
  --charcoal-soft: #6b675e;
  --line: rgba(51, 49, 44, 0.14);
  --panel-bg: #fbf9f3;
  --shadow: 0 18px 50px rgba(51, 49, 44, 0.12);
  --radius: 14px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--charcoal);
  background: var(--ivory);
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
}

.site-header {
  height: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1480px;
  margin: auto;
  padding: 26px clamp(20px, 4vw, 56px) 14px;
}
.brand { color: var(--charcoal); font-weight: 700; text-decoration: none; }
.header-cta { color: var(--sage); font-weight: 700; text-decoration: none; }
.header-cta:hover { color: var(--charcoal); }

.hero {
  padding: clamp(72px, 10vw, 132px) 24px clamp(88px, 11vw, 140px);
  text-align: center;
  background: var(--ivory);
  border-bottom: 1px solid var(--line);
}
.hero h1 {
  max-width: 820px;
  margin: 0 auto 20px;
  color: var(--charcoal);
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -.06em;
}
.hero-kicker {
  margin: 0 0 18px;
  color: var(--sage);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .02em;
}
.hero-copy { max-width: 600px; margin: 0 auto 30px; color: var(--charcoal-soft); font-size: 18px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font: inherit;
  font-weight: 750;
  text-decoration: none;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}
.button:hover { transform: translateY(-1px); }
.primary { padding: 14px 26px; background: var(--charcoal); color: var(--ivory); }
.primary:hover { background: var(--sage); }
.trust-note { margin: 15px 0 0; color: var(--charcoal-soft); font-size: 13px; }

.section { max-width: 1200px; margin: 0 auto; padding: clamp(72px, 9vw, 120px) clamp(20px, 4vw, 56px); }
.section h2 { margin: 0 0 34px; color: var(--charcoal); font-size: clamp(28px, 4vw, 44px); font-weight: 800; line-height: 1.25; letter-spacing: -.05em; text-align: center; }
.deliverables, .tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.deliverables article { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel-bg); box-shadow: var(--shadow); }
.deliverables span { color: var(--sage); font-size: 13px; font-weight: 800; }
.deliverables h3 { margin: 14px 0 6px; }
.deliverables p, .tier p, .not-fit p { color: var(--charcoal-soft); margin: 0; }

.sample {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.sample h2 { margin-bottom: 18px; text-align: left; }
.sample-copy > p:not(.section-kicker) { color: var(--charcoal-soft); }
.sample-copy ul { padding-left: 20px; }
.section-kicker { margin: 0 0 10px; color: var(--sage); font-size: 13px; font-weight: 800; }
.report-preview { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel-bg); box-shadow: var(--shadow); }
.report-head { display: flex; align-items: center; justify-content: space-between; padding: 18px 20px; border-bottom: 1px solid var(--line); }
.report-head span { padding: 3px 8px; border-radius: 999px; background: var(--ivory-deep); color: var(--sage); font-size: 11px; font-weight: 800; text-transform: uppercase; }
.report-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); }
.report-metrics div { display: grid; gap: 3px; padding: 18px 20px; background: var(--panel-bg); }
.report-metrics span { color: var(--charcoal-soft); font-size: 12px; }
.report-metrics strong { font-size: 21px; }
.report-preview ol { display: grid; gap: 0; margin: 0; padding: 10px 20px 18px; list-style: none; }
.report-preview li { display: grid; grid-template-columns: 60px 1fr; gap: 10px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.report-preview li:last-child { border-bottom: 0; }
.report-preview li strong { color: var(--sage); font-size: 12px; }

.pricing { max-width: none; background: var(--ivory-deep); }
.pricing > * { max-width: 1088px; margin-left: auto; margin-right: auto; }
.tiers { max-width: 1088px; }
.tier { position: relative; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel-bg); box-shadow: var(--shadow); }
.tier.featured { border: 2px solid var(--sage); padding: 27px; }
.tier h3 { margin: 0; font-size: 22px; }
.price { margin: 8px 0; color: var(--charcoal) !important; font-size: 32px !important; font-weight: 800; }
.price span { margin-left: 3px; font-size: 15px; }
.tier ul { min-height: 102px; padding-left: 20px; color: var(--charcoal-soft); }
.tier-button { width: 100%; padding: 11px; background: var(--charcoal); color: var(--ivory); }
.tier-button:hover { background: var(--sage); }
.recommended { position: absolute; top: 23px; right: 20px; color: var(--sage) !important; font-size: 12px; font-weight: 800; }
.boundary { margin-top: 24px; padding: 17px 20px; border-left: 3px solid var(--sage); background: var(--panel-bg); color: var(--charcoal-soft); font-size: 14px; }

.fit { display: grid; grid-template-columns: 1.2fr .8fr; gap: 70px; }
.fit ul { padding-left: 20px; }
.not-fit { align-self: center; padding: 25px; border-radius: var(--radius); background: var(--panel-bg); box-shadow: var(--shadow); }
.not-fit h3 { margin-top: 0; }

.form-section { max-width: 820px; }
.form-intro { color: var(--charcoal-soft); text-align: center; }
form { margin-top: 28px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.required-fields { align-items: start; }
label, legend { font-size: 14px; font-weight: 700; }
input, textarea, select {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-bg);
  color: var(--charcoal);
  font: inherit;
}
input:focus, textarea:focus, select:focus { outline: 2px solid var(--sage-soft); outline-offset: 2px; }
textarea { resize: vertical; }
.form-grid label:nth-child(7), fieldset { grid-column: 1 / -1; }
fieldset { border: 0; padding: 0; margin: 0; }
.check { display: inline-flex; align-items: center; margin: 10px 18px 0 0; font-weight: 500; }
.check input, .consent input { display: inline-block; width: auto; margin: 0 7px 0 0; accent-color: var(--sage); }
.optional-fields { margin-top: 20px; border: 1px solid var(--line); border-radius: 12px; background: var(--panel-bg); }
.optional-fields summary { cursor: pointer; padding: 14px 16px; font-size: 14px; font-weight: 700; list-style-position: inside; }
.optional-fields summary span { float: right; color: var(--charcoal-soft); font-size: 12px; font-weight: 600; }
.optional-fields[open] summary { border-bottom: 1px solid var(--line); }
.optional-fields .form-grid { padding: 16px; }
.tier-select { display: block; margin-top: 28px; }
.tier-select legend { display: block; width: 100%; margin-bottom: 12px; text-align: center; font-size: 15px; }
.tier-option-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.tier-option { position: relative; display: block; cursor: pointer; }
.tier-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  opacity: 0;
  pointer-events: none;
}
.tier-option span {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 62px;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel-bg);
  color: var(--charcoal);
  transition: border-color .18s ease, background .18s ease, color .18s ease, transform .18s ease;
}
.tier-option span:hover { border-color: var(--sage); transform: translateY(-1px); }
.tier-option small { color: var(--charcoal-soft); font-size: 12px; font-weight: 650; }
.tier-option input:focus-visible + span { outline: 2px solid var(--sage-soft); outline-offset: 2px; }
.tier-option input:checked + span { border-color: var(--sage); background: var(--sage); color: var(--ivory); }
.tier-option input:checked + span small { color: var(--ivory-deep); }
.consent { display: flex; align-items: flex-start; margin: 20px 0; font-weight: 500; }
.consent a { margin-left: 4px; color: var(--sage); }
.submit { width: 100%; margin-top: 4px; }
.submit:disabled { cursor: not-allowed; opacity: .6; }
.form-status { min-height: 25px; margin: 15px 0 0; font-weight: 650; }
.form-status.success { color: #4e6b4d; }
.form-status.error { color: #8a4f43; }
footer { padding: 30px 24px; border-top: 1px solid var(--line); text-align: center; color: var(--charcoal-soft); font-size: 12px; }

@media (max-width: 680px) {
  .site-header { padding: 20px 18px 12px; }
  .hero { padding: 65px 20px 78px; }
  .hero-copy { font-size: 16px; }
  .section { padding: 62px 20px; }
  .deliverables, .tiers, .fit, .sample { grid-template-columns: 1fr; gap: 28px; }
  .deliverables article { padding: 20px; }
  .tier ul { min-height: auto; }
  .fit { gap: 25px; }
  .form-grid { grid-template-columns: 1fr; }
  .tier-option-grid { grid-template-columns: 1fr; }
  .form-grid label:nth-child(7), fieldset { grid-column: auto; }
  .check { margin-right: 10px; }
}