/* 기본 리셋 및 타이포그래피 설정 */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Pretendard", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

img {
  max-width: 100%;
  display: block;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

@media (max-width: 1024px) {
  .container {
    padding: 0 20px;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
}

/* 컬러 및 UI 토큰 */
:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1e40af;
  --color-primary-soft: #dbeafe;
  --color-primary-muted: #eff6ff;
  --color-accent: #f59e0b;
  --color-accent-soft: #fffbeb;
  --color-bg: #f8fafc;
  --color-card: #ffffff;
  --color-text: #1f2937;
  --color-text-muted: #6b7280;
  --color-border-subtle: #e5e7eb;
  --shadow-card: 0 4px 24px rgba(15, 23, 42, 0.06);
  --shadow-card-hover: 0 8px 32px rgba(37, 99, 235, 0.1);
  --shadow-focus: 0 0 0 4px rgba(37, 99, 235, 0.12);
  --radius-card: 16px;
  --radius-input: 12px;

  /* 디자인 시스템 별칭 */
  --primary: #2563eb;
  --primary-dark: #1e40af;
  --text-main: #1f2937;
  --text-sub: #6b7280;
  --bg-light: #f9fafb;
  --border: #e5e7eb;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
}

/* 헤더 */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.04);
}

.site-header .container,
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
}

.logo {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.03em;
  color: var(--primary);
}

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

.logo a:hover {
  color: var(--color-primary-dark);
}

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

.main-nav a {
  padding: 6px 10px;
  border-radius: 999px;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.main-nav a:hover {
  background-color: #e5edff;
  color: var(--color-primary);
}

.main-nav a[aria-current="page"],
.main-nav a.active {
  background-color: var(--color-primary-muted);
  color: var(--color-primary);
  font-weight: 700;
}

/* 계산기 탭 */
.calculator-tabs-section {
  padding-top: 8px;
  padding-bottom: 8px;
}

.calculator-tabs {
  display: flex;
  gap: 0;
  padding: 0;
  border-radius: var(--radius-card);
  background-color: var(--color-card);
  border: 1px solid var(--color-border-subtle);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.calculator-tab {
  flex: 1;
  padding: 14px 12px;
  border: none;
  border-bottom: 3px solid transparent;
  border-radius: 0;
  background: transparent;
  color: var(--color-text-muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
  line-height: 1.4;
}

.calculator-tab:hover {
  color: var(--color-primary);
  background: var(--color-primary-muted);
}

.calculator-tab.active {
  background-color: var(--color-card);
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  box-shadow: inset 0 -1px 0 var(--color-primary), 0 4px 16px rgba(37, 99, 235, 0.12);
}

.tab-panel {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.28s ease, transform 0.28s ease;
}

.tab-panel.active {
  opacity: 1;
  transform: translateY(0);
}

.tab-panel[hidden] {
  display: none !important;
}

.form-group-full {
  grid-column: 1 / -1;
}

.label-optional {
  font-size: 11px;
  font-weight: 400;
  color: #9ca3af;
}

/* 역방향 계산기 결과 */
#reverse-result-section {
  opacity: 0;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity 0.28s ease, transform 0.28s ease;
}

#reverse-result-section.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.reverse-header-card .section-title {
  margin-bottom: 0;
  font-size: 20px;
}

.reverse-detail-grid,
.reverse-sim-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.reverse-detail-item,
.reverse-sim-item {
  padding: 12px;
  border-radius: 12px;
  background-color: #f8fafc;
  border: 1px solid #e5e7eb;
}

.reverse-detail-item.reverse-highlight {
  background-color: #eff6ff;
  border-color: #bfdbfe;
}

.reverse-detail-item.reverse-additional {
  background-color: #fff7ed;
  border-color: #fed7aa;
}

.ad-section-compact {
  padding-top: 20px;
  padding-bottom: 20px;
}

/* LTV 비교표 */
.ltv-compare-card {
  margin-bottom: 14px;
}

.ltv-table-desktop {
  display: none;
}

.ltv-cards-mobile {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ltv-compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.ltv-compare-table th,
.ltv-compare-table td {
  padding: 12px 10px;
  border-bottom: 1px solid #e5e7eb;
  text-align: left;
  line-height: 1.5;
  vertical-align: middle;
}

.ltv-compare-table th {
  background-color: #f8fafc;
  font-weight: 600;
  color: #475569;
  font-size: 13px;
}

.ltv-compare-table tbody tr.ltv-row-highlight {
  background-color: #eff6ff;
}

.ltv-compare-table tbody tr.ltv-row-highlight td {
  border-bottom-color: #93c5fd;
  font-weight: 600;
  box-shadow: inset 3px 0 0 #2563eb;
}

.ltv-badge {
  display: inline-block;
  margin-left: 4px;
  padding: 1px 6px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  white-space: nowrap;
}

.ltv-badge.star {
  background-color: #dbeafe;
  color: #1d4ed8;
}

.ltv-badge.gift {
  background-color: #fef3c7;
  color: #b45309;
}

.burden-badge {
  display: inline-flex;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.burden-badge.burden-low {
  background-color: #dcfce7;
  color: #15803d;
}

.burden-badge.burden-normal {
  background-color: #fef9c3;
  color: #a16207;
}

.burden-badge.burden-high {
  background-color: #ffedd5;
  color: #c2410c;
}

.burden-badge.burden-very-high {
  background-color: #fee2e2;
  color: #b91c1c;
}

/* 모바일 LTV 카드 */
.ltv-mobile-card {
  padding: 14px;
  border-radius: 14px;
  border: 1px solid #e5e7eb;
  background-color: #f9fafb;
}

.ltv-mobile-card.ltv-row-highlight {
  background-color: #eff6ff;
  border: 2px solid #2563eb;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.12);
}

.ltv-mobile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
  font-size: 16px;
}

.ltv-mobile-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  justify-content: flex-end;
}

.ltv-mobile-dl {
  margin: 0;
  display: grid;
  gap: 8px;
}

.ltv-mobile-dl div {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  font-size: 14px;
}

.ltv-mobile-dl dt {
  color: #6b7280;
  font-weight: 500;
}

.ltv-mobile-dl dd {
  margin: 0;
  font-weight: 700;
  color: #111827;
  text-align: right;
}

/* 내 조건 매칭 */
.reverse-match-card .match-line {
  margin: 0 0 8px;
  font-size: 14px;
  color: #374151;
  line-height: 1.7;
}

.reverse-match-card .match-line:last-child {
  margin-bottom: 0;
}

.match-line.match-positive {
  color: #1e40af;
}

.match-line.match-warn {
  color: #c2410c;
}

/* 부대비용 */
.reverse-fees-list {
  margin: 0 0 10px;
  padding: 0;
  list-style: none;
}

.reverse-fees-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid #f1f5f9;
  font-size: 14px;
  color: #4b5563;
}

.reverse-fees-list li strong {
  color: #111827;
  font-weight: 700;
}

.reverse-fees-total {
  margin: 0;
  padding: 10px 12px;
  border-radius: 10px;
  background-color: #f8fafc;
  font-size: 14px;
  color: #374151;
}

.reverse-fees-total strong {
  color: #2563eb;
  font-size: 16px;
}

.reverse-cash-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: #374151;
}

.reverse-dsr-simple {
  background-color: #f8fafc;
  border-color: #e2e8f0;
}

.reverse-dsr-simple p {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: #1e3a8a;
  line-height: 1.7;
}

.reverse-advanced-toggle {
  width: 100%;
  margin-bottom: 10px;
}

.reverse-advanced-content {
  margin-bottom: 14px;
}

.goto-forward-btn {
  margin-top: 4px;
}

/* 친구 공유 텍스트 박스 */
.share-text-box {
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  border: 2px dashed #f59e0b;
  border-radius: 16px;
  padding: 20px;
  margin: 24px 0 16px;
}

.share-text-header {
  font-size: 14px;
  font-weight: 600;
  color: #92400e;
  margin-bottom: 12px;
}

.share-text-content {
  background: #ffffff;
  border-radius: 12px;
  padding: 16px;
  font-size: 15px;
  line-height: 1.6;
  color: #1f2937;
  margin-bottom: 12px;
  white-space: pre-line;
}

.copy-text-btn {
  width: 100%;
  background: #f59e0b;
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: 12px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease;
}

.copy-text-btn:hover {
  background: #d97706;
}

.copy-text-btn.copied {
  background: #10b981;
}

.reverse-share-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

@media (max-width: 767px) {
  .share-text-box {
    padding: 16px;
    margin: 20px 0 12px;
  }

  .share-text-content {
    font-size: 14px;
    padding: 14px;
  }

  .copy-text-btn {
    padding: 14px;
    font-size: 15px;
  }
}

.reverse-income-card {
  padding: 14px;
  border-radius: 14px;
  border: 1px solid #e5e7eb;
  background-color: #f9fafb;
}

.reverse-income-card.recommended {
  border-color: #2563eb;
  background-color: #eff6ff;
}

.reverse-income-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}

.reverse-income-header h4 {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
}

.reverse-income-amount {
  margin: 0 0 4px;
  font-size: 20px;
  font-weight: 800;
  color: #111827;
}

.reverse-income-badge {
  display: inline-flex;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}

/* 히어로 섹션 */
.hero {
  padding: 36px 0 28px;
  background: linear-gradient(165deg, #eff6ff 0%, #f8fafc 42%, #ffffff 100%);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

.hero-inner {
  text-align: left;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 8px;
  margin-bottom: 8px;
}

.trust-badge,
.badge-success,
.badge-feature,
.badge-free {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.trust-badge,
.badge-feature {
  background: #eff6ff;
  color: #2563eb;
  border: 1px solid #bfdbfe;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.08);
}

.badge-success {
  background: #f0fdf4;
  color: #16a34a;
  border: 1px solid #bbf7d0;
}

.badge-feature {
  background: #eff6ff;
  color: #2563eb;
  border: 1px solid #bfdbfe;
}

.badge-free,
.trust-badge-accent {
  background: #fef3c7;
  color: #d97706;
  border: 1px solid #fde68a;
}

.hero h1 {
  margin: 0 0 12px;
  font-size: clamp(28px, 7vw, 40px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.25;
  color: var(--color-text);
}

.hero-highlight {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  margin: 0;
  max-width: 520px;
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* 한글 단어 단위 줄바꿈 */
.hero h1,
.hero-title,
.hero-highlight,
.hero-subtitle,
.hero-description,
.tools-section .section-title,
.blog-preview-section .section-title,
.blog-section .section-title,
.blog-section h2,
.tool-card-title,
.tool-card h3,
.blog-card-title,
.blog-card h3,
.tool-card-desc,
.section-subtitle {
  word-break: keep-all;
  overflow-wrap: break-word;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.hero-cta-btn {
  width: auto !important;
  margin-top: 0 !important;
  padding: 13px 22px !important;
  border-radius: var(--radius-input) !important;
  font-size: 15px !important;
}

/* Hero 통계 뱃지 (뱃지 줄 2) */
.hero-stats-badges {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 8px;
  margin-top: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.stat-badge {
  display: inline-block;
  padding: 5px 12px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text-sub);
  font-weight: 500;
  white-space: nowrap;
  transition: all 0.2s;
}

.stat-badge strong {
  display: inline;
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
  margin: 0 1px;
}

.stat-badge:hover {
  border-color: var(--primary);
  background: #f0f7ff;
}

@media (max-width: 480px) {
  .hero-badges {
    gap: 6px;
  }

  .badge-success,
  .badge-feature,
  .badge-free,
  .trust-badge {
    font-size: 12px;
    padding: 5px 10px;
  }

  .hero-stats-badges {
    gap: 6px;
    margin-top: 6px;
    margin-bottom: 16px;
  }

  .stat-badge {
    font-size: 12px;
    padding: 4px 10px;
  }

  .stat-badge strong {
    font-size: 13px;
  }
}

/* 공통 섹션 */
.section {
  padding: 14px 0;
}

.section-title {
  margin: 0 0 14px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

/* 카드 UI */
.card {
  background-color: var(--color-card);
  border-radius: var(--radius-card);
  padding: 18px 18px 20px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border-subtle);
  transition: box-shadow 0.2s ease;
}

.form-card {
  margin-top: 4px;
}

.scenario-helper {
  margin: 0 0 8px;
}

.result-main-card,
.result-box {
  margin-bottom: 14px;
  border-top: 3px solid var(--color-primary);
}

/* 실수령 기반 상환 여력 분석 */
.affordability-summary-card,
.scenario-compare-card {
  margin-bottom: 14px;
}

.afford-summary-desc {
  margin: -6px 0 14px;
  font-size: 13px;
  color: #6b7280;
  line-height: 1.6;
}

.afford-summary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.afford-summary-item {
  padding: 12px;
  border-radius: 12px;
  background-color: #f8fafc;
  border: 1px solid #e5e7eb;
}

.afford-label {
  margin: 0 0 4px;
  font-size: 12px;
  color: #6b7280;
}

.afford-value {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: #111827;
  letter-spacing: -0.02em;
}

.afford-value.afford-safe {
  color: #10b981;
}

.afford-value.afford-moderate {
  color: #f59e0b;
}

.afford-value.afford-max {
  color: #ef4444;
}

/* 부담 수준별 시나리오 카드 컬러 보더 */
.scenario-card.level-comfort,
.reverse-advanced-scenario.level-comfort {
  border-left: 4px solid #10b981;
}

.scenario-card.level-moderate,
.reverse-advanced-scenario.level-moderate {
  border-left: 4px solid #f59e0b;
}

.scenario-card.level-tight,
.reverse-advanced-scenario.level-tight {
  border-left: 4px solid #ef4444;
}

.scenario-desc {
  margin: 0 0 10px;
  font-size: 12px;
  color: #6b7280;
  line-height: 1.6;
}

.scenario-guide-intro {
  margin: -6px 0 14px;
  font-size: 12px;
  color: #6b7280;
  line-height: 1.7;
}

.reverse-advanced-scenario {
  padding: 12px 12px 12px 14px;
  margin-bottom: 10px;
  border-radius: 10px;
  background-color: #ffffff;
  border: 1px solid #e5e7eb;
}

.reverse-advanced-scenario:last-child {
  margin-bottom: 0;
}

.reverse-advanced-scenario .reverse-income-amount {
  margin: 6px 0 0;
  font-size: 18px;
}

/* 3가지 시나리오 카드 */
.scenario-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.scenario-card {
  padding: 14px;
  border-radius: 14px;
  border: 1px solid #e5e7eb;
  background-color: #f9fafb;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.scenario-card.selected {
  background-color: #f8fafc;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.1);
}

.scenario-card.level-comfort.selected {
  border-color: #10b981;
  background-color: #ecfdf5;
}

.scenario-card.level-moderate.selected {
  border-color: #f59e0b;
  background-color: #fffbeb;
}

.scenario-card.level-tight.selected {
  border-color: #ef4444;
  background-color: #fef2f2;
}

.scenario-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.scenario-card h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
}

.scenario-recommend-badge {
  display: inline-flex;
  padding: 2px 8px;
  border-radius: 999px;
  background-color: #fef3c7;
  color: #b45309;
  font-size: 11px;
  font-weight: 700;
}

.scenario-ratio {
  margin: 0 0 10px;
  font-size: 12px;
  color: #6b7280;
}

.scenario-card p {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0 0 6px;
  font-size: 13px;
  color: #4b5563;
  line-height: 1.6;
}

.scenario-card p:last-child {
  margin-bottom: 0;
}

.scenario-card p strong {
  font-size: 14px;
  font-weight: 700;
  color: #111827;
}

/* 규제 vs 감당여력 비교 */
.limit-comparison {
  margin: 8px 0 6px;
  padding: 10px 12px;
  border-radius: 12px;
  background-color: #f8fafc;
  border: 1px solid #e5e7eb;
}

.limit-row {
  margin: 0;
  font-size: 13px;
  color: #374151;
  line-height: 1.6;
}

.limit-row + .limit-row {
  margin-top: 4px;
}

.result-limit-note {
  margin: 0 0 10px;
  padding: 8px 10px;
  border-radius: 10px;
  background-color: #fff7ed;
  border: 1px solid #fed7aa;
  font-size: 13px;
  font-weight: 600;
  color: #c2410c;
  line-height: 1.6;
}

/* 왜 막히나요? 펼침 설명 카드 */
.why-blocked-accordion {
  margin: 0 0 10px;
}

.why-blocked-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 11px 14px;
  border: 1px solid #bfdbfe;
  border-radius: 12px;
  background: linear-gradient(135deg, #eff6ff, #f0f9ff);
  color: #1e40af;
  font-size: 14px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.why-blocked-toggle:hover {
  background: #dbeafe;
  border-color: #93c5fd;
}

.why-blocked-toggle .toggle-icon {
  flex-shrink: 0;
  margin-left: 8px;
  font-size: 11px;
  color: #3b82f6;
}

.why-blocked-content {
  margin-top: 8px;
  padding: 14px;
  border-radius: 12px;
  background-color: #f8fafc;
  border: 1px solid #e2e8f0;
  line-height: 1.7;
}

.why-blocked-section {
  margin-bottom: 16px;
}

.why-blocked-section:last-child {
  margin-bottom: 0;
}

.why-blocked-section h4 {
  margin: 0 0 6px;
  font-size: 14px;
  font-weight: 700;
  color: #1e3a8a;
}

.why-blocked-section p {
  margin: 0 0 8px;
  font-size: 13px;
  color: #374151;
}

.why-formula {
  padding: 8px 12px;
  border-radius: 8px;
  background-color: #ffffff;
  border: 1px dashed #93c5fd;
  font-size: 13px;
  font-weight: 600;
  color: #1d4ed8;
  text-align: center;
}

.why-calc-steps {
  margin: 0;
  padding: 0 0 0 18px;
  font-size: 13px;
  color: #374151;
}

.why-calc-steps li {
  margin-bottom: 6px;
  line-height: 1.7;
}

.why-calc-steps li:last-child {
  margin-bottom: 0;
}

.why-blocked-note {
  font-size: 12px !important;
  color: #6b7280 !important;
}

.why-blocked-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.why-blocked-table th,
.why-blocked-table td {
  padding: 8px 10px;
  border: 1px solid #e5e7eb;
  text-align: left;
  white-space: normal;
  line-height: 1.5;
}

.why-blocked-table th {
  background-color: #f1f5f9;
  font-weight: 600;
  color: #475569;
}

.why-blocked-table tbody tr:nth-child(even) {
  background-color: #ffffff;
}

.why-blocked-tips {
  padding: 12px;
  border-radius: 10px;
  background-color: #ffffff;
  border: 1px solid #e5e7eb;
}

.why-blocked-tips h4 {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  color: #334155;
}

.why-blocked-tips ul {
  margin: 0;
  padding: 0 0 0 18px;
  font-size: 13px;
  color: #4b5563;
}

.why-blocked-tips li {
  margin-bottom: 6px;
  line-height: 1.7;
}

.why-blocked-tips li:last-child {
  margin-bottom: 0;
}

.affordability-disclaimer {
  margin-top: 14px;
  padding: 10px 12px;
  border-radius: 10px;
  background-color: #f1f5f9;
  text-align: center;
  line-height: 1.7;
}

.table-card {
  margin-top: 14px;
}

.share-card {
  text-align: left;
}

.card-title {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 600;
}

/* 폼 레이아웃 */
.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-bottom: 14px;
}

.form-group {
  display: flex;
  flex-direction: column;
}

label,
.label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

input[type="number"],
select {
  appearance: none;
  border-radius: 12px;
  border: 1px solid var(--color-border-subtle);
  padding: 10px 12px;
  font-size: 15px;
  background-color: #f9fafb;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

input[type="number"]:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-focus);
  background-color: #ffffff;
}

input[type="number"]::placeholder {
  color: #9ca3af;
}

.radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.radio-group label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background-color: #f9fafb;
  font-size: 13px;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.radio-group input[type="radio"] {
  accent-color: var(--color-primary);
}

.radio-group input[type="radio"]:checked + span {
  font-weight: 600;
}

.radio-group label:hover {
  border-color: var(--color-primary);
  background-color: #eef2ff;
}

/* 버튼 스타일 */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
  margin-top: 6px;
  box-shadow: 0 14px 32px rgba(37, 99, 235, 0.35);
  transition: transform 0.08s ease, box-shadow 0.08s ease, filter 0.08s ease;
}

.btn-primary:hover {
  transform: translateY(-1px);
  filter: brightness(1.02);
  box-shadow: 0 18px 40px rgba(37, 99, 235, 0.42);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.3);
}

.btn-primary:disabled,
.btn-disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
  filter: none;
}

.btn-primary:disabled:hover {
  transform: none;
  filter: none;
  box-shadow: none;
}

.btn-large {
  font-size: 17px;
}

.btn-outline,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.8);
  background-color: #ffffff;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.btn-outline:hover,
.btn-secondary:hover {
  background-color: #e5edff;
  border-color: var(--color-primary);
  color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(148, 163, 184, 0.4);
}

.share-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

/* 고급 옵션 토글 */
.toggle-advanced {
  margin: 4px 0 10px;
  padding: 8px 12px;
  font-size: 13px;
  border-radius: 999px;
  border: none;
  background-color: #e5edff;
  color: #1d4ed8;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.toggle-icon {
  font-size: 11px;
}

.advanced-options {
  margin: 4px 0 6px;
  padding: 10px 12px 4px;
  border-radius: 14px;
  background-color: #f3f4ff;
}

.helper-text {
  margin-top: 6px;
  font-size: 12px;
  color: #6b7280;
}

.helper-text.small {
  font-size: 11px;
}

/* 결과 섹션 */
#result-section {
  opacity: 0;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity 0.28s ease, transform 0.28s ease;
}

#result-section.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.result-main-number,
.result-highlight {
  margin: 8px 0 6px;
  font-size: clamp(32px, 8vw, 48px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.15;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.result-subtext {
  margin: 0;
  font-size: 13px;
  color: #4b5563;
}

.applied-criteria-text {
  margin: 10px 0 0;
  padding: 8px 10px;
  border-radius: 8px;
  background-color: #f1f5f9;
  font-size: 12px;
  color: #475569;
  line-height: 1.5;
}

/* 금액 입력 공통 컴포넌트 */
.amount-input-group,
.input-group {
  margin-bottom: 0;
}

.amount-input-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
  color: #374151;
}

.amount-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.amount-input,
.input-field {
  width: 100%;
  padding: 14px 60px 14px 16px;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  background: #fff;
  color: #111827;
  font-size: 18px;
  font-weight: 600;
  font-family: inherit;
  text-align: right;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.amount-input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: #f9fafb;
  box-shadow: var(--shadow-focus);
}

.amount-input::placeholder {
  color: #d1d5db;
  font-weight: 400;
}

.unit-suffix {
  position: absolute;
  right: 16px;
  font-size: 15px;
  font-weight: 600;
  color: #6b7280;
  pointer-events: none;
}

.amount-hint,
.input-hint {
  min-height: 20px;
  margin-top: 8px;
  padding: 4px 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.4;
  transition: color 0.2s ease, background 0.2s ease;
}

.amount-hint:not(.empty):not(.error) {
  padding: 6px 10px;
  border-radius: 8px;
  background: linear-gradient(90deg, #eff6ff 0%, #f0fdf4 100%);
  color: #1d4ed8;
}

.amount-hint.empty {
  color: #9ca3af;
  font-weight: 400;
  background: transparent;
  padding: 4px 0;
}

.amount-hint.error {
  color: #ef4444;
  background: #fef2f2;
  padding: 6px 10px;
  border-radius: 8px;
}

.quick-reverse-amount-wrap {
  flex: 1;
  min-width: 0;
}

.quick-reverse-amount-wrap .amount-input {
  font-size: 16px;
  padding: 12px 56px 12px 14px;
}

@media (max-width: 767px) {
  .amount-input {
    font-size: 17px;
    padding: 14px 56px 14px 14px;
  }

  .amount-hint {
    font-size: 13px;
  }
}

/* LTV 오개념 교정 박스 */
.ltv-misconception-box {
  margin-top: 14px;
  padding: 18px 18px 16px;
  border-radius: 16px;
  border-left: 4px solid #dc2626;
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
  box-shadow: 0 4px 14px rgba(220, 38, 38, 0.08);
}

.ltv-misconception-title {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 800;
  color: #92400e;
  letter-spacing: -0.02em;
}

.ltv-misconception-body {
  font-size: 14px;
  line-height: 1.65;
  color: #78350f;
}

.ltv-misconception-question {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 600;
  color: #451a03;
}

.ltv-misconception-no {
  margin: 0 0 12px;
  font-size: 28px;
  font-weight: 900;
  color: #dc2626;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.ltv-misconception-explain {
  margin: 0 0 12px;
}

.ltv-misconception-arrow {
  margin: 0 0 6px;
  padding-left: 4px;
}

.ltv-misconception-tips {
  margin-top: 14px;
  padding: 14px 14px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(251, 191, 36, 0.5);
}

.ltv-misconception-tips h4 {
  margin: 0 0 8px;
  font-size: 14px;
  font-weight: 700;
  color: #92400e;
}

.ltv-misconception-tips ul {
  margin: 0;
  padding-left: 18px;
}

.ltv-misconception-tips li {
  margin-bottom: 6px;
}

.ltv-misconception-tips li:last-child {
  margin-bottom: 0;
}

.btn-first-time-check {
  display: inline-flex;
  align-items: center;
  margin-top: 4px;
  padding: 6px 12px;
  border: 1px solid #d97706;
  border-radius: 8px;
  background: #fff;
  color: #b45309;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn-first-time-check:hover {
  background: #fffbeb;
}

/* 생애최초 자격 체크 모달 */
.first-time-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.55);
}

.first-time-modal-overlay[hidden] {
  display: none;
}

.first-time-modal {
  position: relative;
  width: 100%;
  max-width: 420px;
  padding: 22px 20px 18px;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.first-time-modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 8px;
  background: #f1f5f9;
  color: #64748b;
  font-size: 16px;
  cursor: pointer;
}

.first-time-modal-title {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 800;
  color: #111827;
}

.first-time-modal-desc {
  margin: 0 0 16px;
  font-size: 13px;
  color: #6b7280;
  line-height: 1.5;
}

.first-time-modal-field {
  margin-bottom: 14px;
}

.first-time-modal-label {
  margin: 0 0 8px;
  font-size: 14px;
  font-weight: 600;
  color: #374151;
}

.first-time-modal-radios {
  display: flex;
  gap: 16px;
  font-size: 14px;
}

.first-time-modal-radios label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.first-time-modal-auto {
  margin: 0;
  padding: 10px 12px;
  border-radius: 8px;
  background: #f8fafc;
  font-size: 13px;
  color: #475569;
  line-height: 1.5;
}

.first-time-check-btn {
  width: 100%;
  margin-top: 4px;
}

.first-time-modal-result {
  margin: 14px 0 0;
  padding: 12px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
  text-align: center;
}

.first-time-modal-result.eligible {
  background: #dcfce7;
  color: #15803d;
}

.first-time-modal-result.ineligible {
  background: #fee2e2;
  color: #b91c1c;
}

.first-time-modal-note {
  margin: 12px 0 0;
  font-size: 11px;
  color: #9ca3af;
  line-height: 1.45;
}

/* 교정 박스 → 역방향 빠른 계산 */
.quick-reverse-box {
  margin-top: 16px;
  padding: 20px;
  border: 2px solid #3b82f6;
  border-radius: 16px;
  background: #fff;
}

.quick-reverse-header {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: #1e40af;
}

.quick-reverse-desc {
  margin: 0 0 16px;
  font-size: 14px;
  color: #4b5563;
  line-height: 1.5;
}

.quick-input-group {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.quick-input-group input {
  flex: 1;
  min-width: 0;
  padding: 12px 14px;
  font-size: 16px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
}

.quick-input-group input:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.quick-input-group button {
  padding: 12px 20px;
  border: none;
  border-radius: 8px;
  background: #2563eb;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.15s ease;
}

.quick-input-group button:hover {
  background: #1d4ed8;
}

.preset-label {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  color: #6b7280;
}

.preset-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.preset-buttons button,
.quick-preset-btn {
  padding: 8px 16px;
  border: 1px solid #bfdbfe;
  border-radius: 999px;
  background: #eff6ff;
  color: #1e40af;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.preset-buttons button:hover,
.quick-preset-btn:hover {
  background: #dbeafe;
  transform: translateY(-1px);
}

.auto-jump-notice {
  margin-bottom: 16px;
  padding: 12px 16px;
  border-radius: 12px;
  border-left: 4px solid #2563eb;
  background: #eff6ff;
  font-size: 14px;
  color: #1e40af;
  line-height: 1.5;
}

.auto-jump-notice a {
  display: inline-block;
  margin-left: 8px;
  color: #2563eb;
  font-weight: 600;
  text-decoration: underline;
}

.auto-jump-notice a:hover {
  color: #1d4ed8;
}

@media (max-width: 767px) {
  .quick-input-group {
    flex-direction: column;
  }

  .quick-input-group button {
    width: 100%;
  }

  .preset-buttons {
    gap: 6px;
  }

  .preset-buttons button,
  .quick-preset-btn {
    padding: 8px 12px;
    font-size: 13px;
  }

  .auto-jump-notice a {
    display: block;
    margin: 6px 0 0;
  }
}

.result-monthly {
  margin: 6px 0 4px;
  font-size: clamp(28px, 6vw, 36px);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

.result-ratio {
  margin: 0 0 4px;
  font-size: 13px;
  color: #4b5563;
}

.result-badge,
.signal-light {
  display: inline-flex;
  align-items: center;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.result-badge.safe {
  background-color: #dcfce7;
  color: #15803d;
}

.result-badge.normal {
  background-color: #fef9c3;
  color: #a16207;
}

.result-badge.tight {
  background-color: #ffedd5;
  color: #c2410c;
}

.result-badge.danger {
  background-color: #fee2e2;
  color: #b91c1c;
}

.result-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.result-wrapper {
  /* html2canvas 캡처 영역 */
}

.table-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th,
td {
  padding: 8px 10px;
  border-bottom: 1px solid #e5e7eb;
  white-space: nowrap;
}

th {
  text-align: left;
  font-weight: 600;
  color: #4b5563;
  background-color: #f9fafb;
}

tbody tr:nth-child(even) {
  background-color: #f9fafb;
}

/* 광고 플레이스홀더 */
.ad-section {
  padding-top: 32px;
  padding-bottom: 32px;
}

.ad-placeholder {
  border-radius: var(--radius-card);
  border: 1px dashed #cbd5e1;
  padding: 28px 16px;
  text-align: center;
  font-size: 13px;
  font-weight: 500;
  color: #94a3b8;
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}

/* 사용법 가이드 */
.guide-section {
  padding-top: 4px;
}

.guide-toggle-btn,
.guide-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
  padding: 8px 14px;
  border: none;
  border-radius: 999px;
  background-color: #e5edff;
  color: #1d4ed8;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.guide-toggle-btn:hover {
  background-color: #dbeafe;
}

.guide-toggle-btn .toggle-icon {
  font-size: 11px;
}

.guide-card {
  line-height: 1.7;
}

.guide-intro {
  margin: 0 0 18px;
  font-size: 14px;
  color: #4b5563;
}

.guide-step,
.step-card {
  padding: 16px 0;
  border-top: 1px solid #e5e7eb;
}

.guide-step:first-of-type,
.step-card:first-of-type {
  border-top: none;
  padding-top: 0;
}

.guide-step-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.step-badge,
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
}

.guide-step h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #111827;
}

.guide-desc {
  margin: 0 0 12px;
  font-size: 14px;
  color: #374151;
  line-height: 1.7;
}

.guide-desc code {
  padding: 1px 5px;
  border-radius: 4px;
  background-color: #f3f4f6;
  font-size: 13px;
  color: #1d4ed8;
}

.guide-callout {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.7;
}

.guide-callout strong {
  display: block;
  margin-bottom: 2px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.guide-callout p {
  margin: 0;
  color: #374151;
}

.guide-callout.tip,
.tip-box {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.7;
  background-color: #eff6ff;
  border: 1px solid #bfdbfe;
}

.guide-callout.tip strong,
.tip-box strong {
  color: #1d4ed8;
}

.guide-callout.warn {
  background-color: #fff7ed;
  border: 1px solid #fed7aa;
}

.guide-callout.warn strong {
  color: #c2410c;
}

.callout-icon {
  flex-shrink: 0;
  font-size: 18px;
  line-height: 1.4;
}

.guide-next-btn {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border: 1px solid #bfdbfe;
  border-radius: 999px;
  background-color: #ffffff;
  color: #2563eb;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.guide-next-btn:hover {
  background-color: #eff6ff;
  border-color: #2563eb;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.15);
}

.guide-table-wrapper {
  margin-bottom: 12px;
}

.guide-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  line-height: 1.6;
}

.guide-table th,
.guide-table td {
  padding: 8px 10px;
  border: 1px solid #e5e7eb;
  text-align: left;
  white-space: normal;
}

.guide-table th {
  background-color: #f9fafb;
  font-weight: 600;
  color: #4b5563;
}

.guide-table tbody tr:nth-child(even) {
  background-color: #f9fafb;
}

/* 스크린리더 전용 캡션 */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* FAQ 아코디언 */
.faq-section {
  padding-top: 24px;
  padding-bottom: 40px;
}

.faq-intro {
  margin: -6px 0 16px;
  font-size: 14px;
  color: var(--color-text-muted);
}

.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-accordion-item {
  border-radius: var(--radius-card);
  border: 1px solid var(--color-border-subtle);
  background: var(--color-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.faq-accordion-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
  transition: color 0.15s ease, background 0.15s ease;
}

.faq-accordion-item summary::-webkit-details-marker {
  display: none;
}

.faq-accordion-item summary::after {
  content: "+";
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 8px;
  background: var(--color-primary-muted);
  color: var(--color-primary);
  font-size: 18px;
  font-weight: 600;
  line-height: 24px;
  text-align: center;
}

.faq-accordion-item[open] summary {
  color: var(--color-primary);
  background: var(--color-primary-muted);
  border-bottom: 1px solid var(--color-border-subtle);
}

.faq-accordion-item[open] summary::after {
  content: "−";
  background: var(--color-primary);
  color: #fff;
}

.faq-accordion-body {
  padding: 14px 18px 18px;
}

.faq-accordion-body p {
  margin: 0;
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.75;
}

/* 푸터 */
.site-footer {
  padding: 40px 0 0;
  border-top: 1px solid var(--color-border-subtle);
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  padding-bottom: 28px;
}

.footer-logo {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-primary);
}

.footer-tagline {
  margin: 0;
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.footer-operator,
.footer-owner {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--color-text-muted);
}

.footer-coming-soon {
  font-size: 14px;
  color: #9ca3af;
}

.footer-col-title {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.footer-nav {
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-nav li + li {
  margin-top: 8px;
}

.footer-nav a {
  font-size: 14px;
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}

.footer-nav a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  padding: 20px 16px 28px;
  border-top: 1px solid var(--color-border-subtle);
  text-align: center;
}

.footer-disclaimer {
  margin: 0 0 10px;
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.footer-copy {
  margin: 0;
  font-size: 12px;
  color: #9ca3af;
}

/* 공통 페이지 헤더 (about/privacy/contact/disclaimer) */
.page-header,
.page-hero {
  padding: 36px 0 24px;
  background: linear-gradient(165deg, #eff6ff 0%, #f8fafc 42%, #ffffff 100%);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

.page-header-inner {
  text-align: left;
}

.page-header h1,
.page-hero h1 {
  margin: 0 0 8px;
  font-size: clamp(28px, 7vw, 40px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.25;
  color: var(--color-text);
}

.page-header-subtitle,
.page-hero p {
  margin: 0;
  max-width: 520px;
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.page-card {
  margin-bottom: 24px;
}

.page-card p {
  font-size: 14px;
  color: #4b5563;
}

.page-card a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.page-card a:hover {
  color: var(--color-primary-dark);
}

.page-card ul {
  margin: 0 0 12px;
  padding-left: 20px;
}

.page-card li + li {
  margin-top: 6px;
}

/* 문의 페이지 */
.contact-info-list {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.contact-info-list li + li {
  margin-top: 8px;
}

.contact-info-list a {
  color: var(--color-primary);
  font-weight: 600;
}

.contact-response-note {
  margin: 0;
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--color-primary-muted);
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.contact-faq-card {
  border: 1px solid #bfdbfe;
  background: linear-gradient(180deg, #f8fafc 0%, #eff6ff 100%);
}

.contact-faq-btn {
  width: auto !important;
  margin-top: 12px !important;
}

/* 법적 문서 페이지 (privacy 등) */
.legal-content {
  max-width: 800px;
}

.legal-card {
  margin-bottom: 24px;
}

.legal-card h2 {
  margin: 28px 0 10px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.legal-card h2:first-of-type {
  margin-top: 20px;
}

.legal-card h3 {
  margin: 18px 0 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
}

.legal-card p,
.legal-card li {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.75;
}

.legal-card p {
  margin: 0 0 12px;
}

.legal-card ul {
  margin: 0 0 14px;
  padding-left: 20px;
}

.legal-card li + li {
  margin-top: 6px;
}

.legal-card a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal-card a:hover {
  color: var(--color-primary-dark);
}

.last-updated {
  margin: 0 0 16px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.legal-effective {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border-subtle);
}

/* 허브 메인 */
.hub-hero {
  padding: 48px 0 40px;
  background: linear-gradient(165deg, #eff6ff 0%, #f8fafc 50%, #ffffff 100%);
}

.hub-hero .hero-inner {
  max-width: 640px;
}

.hero-greeting {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
}

.hero-title {
  margin: 0 0 14px;
  font-size: clamp(26px, 6vw, 38px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

.hero-slogan {
  margin: 0 0 24px;
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.section-header {
  margin-bottom: 20px;
}

.section-subtitle {
  margin: 8px 0 0;
  font-size: 14px;
  color: var(--color-text-muted);
}

/* 도구 카드 */
.tools-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.tool-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  transition: all 0.2s ease;
  color: inherit;
  cursor: pointer;
}

a.tool-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.12);
  border-color: var(--primary);
}

.tool-card.disabled {
  opacity: 0.72;
  pointer-events: none;
  cursor: default;
}

.tool-card-icon {
  font-size: 40px;
  line-height: 1;
  margin-bottom: 12px;
  display: block;
}

.tool-card-title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
}

.tool-card-desc {
  margin: 0 0 12px;
  flex: 1;
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.6;
}

.tool-card-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
}

.tool-card-status {
  font-size: 12px;
  font-weight: 700;
  color: #9ca3af;
  letter-spacing: 0.02em;
}

.tools-grid--three {
  grid-template-columns: 1fr;
}

/* 관련 도구 안내 */
.related-tool-card {
  text-align: center;
  border: 1px solid #bfdbfe;
  background: linear-gradient(180deg, #f8fafc 0%, #eff6ff 100%);
}

.related-tool-text {
  margin: 0 0 14px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
}

.related-tool-card .btn-outline {
  width: auto !important;
  margin: 0 auto !important;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.form-actions .btn-primary,
.form-actions .btn-secondary {
  flex: 1;
  min-width: 140px;
}

.income-row-highlight th,
.income-row-highlight td {
  font-weight: 700;
  color: var(--color-text);
  background-color: #eff6ff;
}

.tool-card-new,
.tool-card .badge-new {
  display: inline-block;
  align-self: flex-start;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  color: #fff;
  background: var(--primary);
}

/* 연봉 실수령액 계산기 - 네이버 스타일 */
.income-form-card .input-group {
  margin-bottom: 16px;
}

.income-form-card .input-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
}

.income-form-card .input-field {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  color: var(--text-main);
  background: #fff;
}

.income-form-card .input-field:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.income-form-card .input-hint {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--text-sub);
}

.info-tooltip {
  display: inline-block;
  margin-left: 4px;
  font-size: 13px;
  color: var(--text-sub);
  cursor: help;
}

.input-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

@media (max-width: 768px) {
  .input-row {
    grid-template-columns: 1fr;
  }
}

.result-box-card {
  padding: 24px;
}

.result-main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
  padding: 24px;
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  border-radius: 12px;
}

@media (max-width: 600px) {
  .result-main {
    grid-template-columns: 1fr;
  }
}

.result-item-main {
  text-align: center;
}

.income-result-section .result-label {
  font-size: 14px;
  color: var(--text-sub);
  margin-bottom: 8px;
}

.income-result-section .result-amount-big {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-main);
  margin: 0;
}

.income-result-section .result-amount-big.highlight {
  color: var(--primary);
  font-size: 32px;
}

.income-result-section .result-amount-big span {
  font-size: inherit;
}

.income-result-section .result-summary {
  text-align: center;
  font-size: 14px;
  color: var(--text-sub);
  margin: 0 0 20px;
}

.income-result-section .result-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
}

.income-result-section .result-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.income-result-section .result-table td.text-right {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

.income-result-section .result-table tr.result-total td {
  background: var(--bg-light);
  font-size: 16px;
}

.result-info-box {
  background: #f9fafb;
  padding: 16px;
  border-radius: 8px;
  margin: 16px 0;
}

.result-info-box p {
  margin: 4px 0;
  font-size: 14px;
}

.income-result-section .result-notice {
  font-size: 13px;
  color: var(--text-sub);
  padding: 12px;
  background: #fef3c7;
  border-radius: 6px;
  margin-top: 16px;
}

.income-result-section .disclaimer {
  font-size: 12px;
  color: var(--text-sub);
  margin-top: 12px;
  line-height: 1.6;
}

.guide-crosslink {
  margin-top: 20px;
  padding: 18px 20px;
  border-radius: var(--radius-card);
}

.guide-card .guide-desc ul {
  margin: 0 0 12px;
  padding-left: 20px;
}

/* 연봉 계산기 요약 */
.reverse-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.reverse-summary-item {
  padding: 12px 14px;
  border-radius: 12px;
  background: #f8fafc;
  border: 1px solid var(--color-border-subtle);
}

.reverse-summary-label {
  margin: 0 0 6px;
  font-size: 12px;
  color: var(--color-text-muted);
}

.reverse-summary-value {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
}

.reverse-summary-value.burden-safe {
  color: #15803d;
}

.reverse-summary-value.burden-normal {
  color: #b45309;
}

.reverse-summary-value.burden-danger {
  color: #dc2626;
}

/* 소개 미리보기 */
.about-preview-card .about-preview-btn {
  width: auto !important;
  margin-top: 8px !important;
}

/* 블로그 카테고리 필터 */
.blog-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.blog-category-chip,
.filter-btn {
  padding: 8px 14px;
  border: 1px solid var(--color-border-subtle);
  border-radius: 999px;
  background: var(--color-card);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.blog-category-chip:hover,
.filter-btn:hover {
  border-color: #bfdbfe;
  color: var(--color-primary);
}

.blog-category-chip.active {
  background: var(--color-primary-muted);
  border-color: #bfdbfe;
  color: var(--color-primary);
}

.filter-btn.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.filter-btn.active:hover {
  color: #ffffff;
  border-color: var(--primary-dark);
  background: var(--primary-dark);
}

/* 블로그 목록 */
.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.blog-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border-radius: var(--radius-card);
  background: var(--color-card);
  border: 1px solid var(--color-border-subtle);
  box-shadow: var(--shadow-card);
  transition: opacity 0.3s ease, transform 0.3s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  color: inherit;
}

.blog-card.hidden {
  display: none;
}

.blog-card.fade-out {
  opacity: 0;
  transform: translateY(10px);
}

.blog-card.fade-in {
  opacity: 1;
  transform: translateY(0);
}

.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
  border-color: #bfdbfe;
}

.blog-card--placeholder {
  pointer-events: none;
  opacity: 0.72;
  cursor: default;
}

.blog-card--placeholder:hover {
  transform: none;
  box-shadow: var(--shadow-card);
  border-color: var(--color-border-subtle);
}

.blog-card-title {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
}

.blog-card-summary {
  margin: 0;
  flex: 1;
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.blog-card-more {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
}

.no-results {
  display: none;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-sub);
  font-size: 1.1rem;
}

.no-results.show {
  display: block;
}

.no-results p {
  margin: 0 0 8px;
  line-height: 1.7;
}

.no-results p:last-child {
  margin-bottom: 0;
}

.blog-category-badge {
  display: inline-block;
  align-self: flex-start;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.blog-category-badge--notice {
  background: var(--color-primary-muted);
  color: var(--color-primary);
}

.blog-category-badge--news {
  background: #fef3c7;
  color: #b45309;
}

.blog-category-badge--guide {
  background: #dcfce7;
  color: #15803d;
}

.blog-category-badge--policy {
  background: #ede9fe;
  color: #6d28d9;
}

.blog-category-badge--project {
  background: var(--color-primary-muted);
  color: var(--color-primary);
}

.blog-category-badge--ai {
  background: #e0f2fe;
  color: #0369a1;
}

.blog-category-badge--side {
  background: #fef3c7;
  color: #b45309;
}

.blog-date {
  font-size: 12px;
  color: var(--color-text-muted);
}

.blog-section-header {
  margin-bottom: 20px;
}

.blog-section-subtitle {
  margin: 8px 0 0;
  font-size: 14px;
  color: var(--color-text-muted);
}

.blog-section-footer {
  margin-top: 24px;
  text-align: center;
}

/* 블로그 글 본문 */
.post-section {
  padding-top: 8px;
}

.post-article {
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.8;
}

.post-article h1 {
  margin: 12px 0 8px;
  font-size: 28px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.post-article h2 {
  margin: 28px 0 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
}

.post-article h3 {
  margin: 20px 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
}

.post-article p {
  margin: 0 0 14px;
  font-size: 15px;
  color: #374151;
}

.post-article ul {
  margin: 0 0 16px;
  padding-left: 20px;
}

.post-article li + li {
  margin-top: 6px;
}

.post-article blockquote {
  margin: 20px 0;
  padding: 14px 18px;
  border-left: 4px solid var(--color-primary);
  border-radius: 0 12px 12px 0;
  background: var(--color-primary-muted);
  font-size: 14px;
  color: var(--color-text-muted);
}

.post-article a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.post-article a:hover {
  color: var(--color-primary-dark);
}

.post-meta {
  margin: 0 0 20px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.post-meta-sep {
  margin: 0 8px;
  color: #d1d5db;
}

.post-lead {
  margin: 0 0 20px;
  font-size: 17px;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.75;
}

.post-thumbnail {
  margin: 0 0 24px;
  border-radius: 12px;
  overflow: hidden;
}

.post-cta,
.tool-cta {
  margin: 28px 0;
  padding: 20px 22px;
  border-radius: var(--radius-card);
  background: linear-gradient(135deg, var(--color-primary-muted) 0%, #dbeafe 100%);
  border: 1px solid #bfdbfe;
  text-align: center;
}

.post-cta p {
  margin: 0 0 14px;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
}

.post-cta .btn-primary {
  display: inline-block;
  width: auto;
  margin: 0;
}

.post-sources {
  margin: 24px 0;
  padding: 16px 18px;
  border-radius: 12px;
  background: #f3f4f6;
  border: 1px solid var(--color-border-subtle);
}

.post-sources-title {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-muted);
}

.post-sources ul {
  margin: 0;
  padding-left: 18px;
}

.post-sources li {
  font-size: 13px;
  color: var(--color-text-muted);
}

.post-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border-subtle);
}

.post-nav-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
}

.post-nav-link:hover {
  color: var(--color-primary-dark);
}

.post-nav-disabled {
  color: #d1d5db;
  cursor: not-allowed;
}

/* 반응형 (태블릿 이상) */
@media (min-width: 640px) {
  .hero {
    padding-top: 48px;
    padding-bottom: 36px;
  }

  .hero-inner {
    text-align: left;
  }

  .trust-badge {
    font-size: 13px;
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 28px;
  }

  .footer-bottom {
    text-align: left;
  }

  .section {
    padding: 18px 0;
  }

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

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

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

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

  .calculator-tab {
    font-size: 14px;
  }

  .ltv-table-desktop {
    display: block;
  }

  .ltv-cards-mobile {
    display: none;
  }

  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .tools-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

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

/* 모바일 - 메인 페이지 최적화 */
@media (max-width: 768px) {
  .hero {
    padding: 32px 0 24px;
  }

  .hero h1,
  .hero-title {
    font-size: 24px;
    line-height: 1.4;
    margin-bottom: 8px;
  }

  .hero-highlight {
    font-size: inherit;
    line-height: inherit;
  }

  .hero-subtitle {
    font-size: 18px;
    line-height: 1.5;
    margin-bottom: 8px;
  }

  .hero-description {
    font-size: 14px;
    color: var(--text-sub);
    margin-bottom: 20px;
  }

  .site-header .container,
  .header-inner {
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .logo {
    font-size: 18px;
  }

  .hero-badges {
    gap: 6px;
    margin-bottom: 8px;
  }

  .hero-cta {
    flex-direction: column;
    gap: 8px;
    margin-top: 16px;
  }

  .hero-cta .btn-primary,
  .hero-cta .btn-secondary,
  .hero-cta .btn-outline,
  .hero-cta-btn {
    width: 100% !important;
    flex: none;
    text-align: center;
  }

  .tools-section,
  .blog-preview-section,
  .blog-section {
    padding: 32px 0;
  }

  .tools-section .section-title,
  .blog-preview-section .section-title,
  .blog-section h2 {
    font-size: 20px;
    margin-bottom: 8px;
  }

  .section-subtitle {
    font-size: 14px;
    margin-bottom: 20px;
  }

  .tool-card {
    padding: 20px;
  }

  .tool-card-icon {
    font-size: 36px;
  }
}

/* 데스크톱 */
@media (max-width: 639px) {
  .hero-cta-btn {
    flex: 1 1 100%;
    text-align: center;
  }

  .calculator-tab {
    font-size: 12px;
    padding: 12px 8px;
  }

  .main-nav {
    gap: 4px;
    font-size: 11px;
  }

  .main-nav a {
    padding: 5px 7px;
  }

  .logo {
    font-size: 15px;
  }

  .post-nav {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (min-width: 960px) {
  .hero-inner {
    max-width: 720px;
  }

  .form-card {
    padding: 22px 22px 24px;
  }

  .card {
    padding: 20px 20px 22px;
  }

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

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

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

  .reverse-summary-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}