:root {
  --navy: #102033;
  --navy-soft: #304765;
  --mint: #009e73;
  --mint-dark: #007d5d;
  --blue: #e9f4ff;
  --mint-bg: #e9f8f2;
  --sand: #fbf8f1;
  --white: #ffffff;
  --line: #dce5ec;
  --text: #1b2634;
  --muted: #52616f;
  --danger: #a33a42;
  --shadow: 0 16px 38px rgba(20, 34, 56, 0.08);
  font-family: Pretendard, "Noto Sans KR", "Malgun Gothic", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: #fcfdfd;
  line-height: 1.65;
}

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

a.text-link {
  color: var(--mint-dark);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.container {
  width: min(1140px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(221, 228, 234, 0.9);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.calculator-page .nav.container,
.calculator-page .page-head .container,
.calculator-page .below-calc {
  width: min(1080px, calc(100% - 40px));
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  font-size: 1.12rem;
  font-weight: 800;
  white-space: nowrap;
}

.brand-mark {
  width: 48px;
  height: 48px;
  display: block;
  flex: none;
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
}

.brand-copy {
  display: grid;
  gap: 1px;
}

.brand-title {
  color: var(--navy);
}

.brand-title em {
  color: var(--mint);
  font-style: normal;
}

.brand-copy small {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 600;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--mint-dark);
}

.hero {
  padding: 70px 0 56px;
  background:
    radial-gradient(circle at 85% 12%, #ddf7ed 0, transparent 33%),
    linear-gradient(125deg, #f8fbff 0%, #fffdf8 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) 410px;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 16px;
  padding: 7px 13px;
  border-radius: 100px;
  background: var(--mint-bg);
  color: var(--mint-dark);
  font-size: 0.86rem;
  font-weight: 700;
}

h1,
h2,
h3 {
  margin-top: 0;
  color: var(--navy);
  line-height: 1.3;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(2.25rem, 4.4vw, 3.4rem);
  letter-spacing: -0.075em;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(1.42rem, 2.2vw, 1.85rem);
  letter-spacing: -0.045em;
}

h3 {
  margin-bottom: 9px;
  font-size: 1.08rem;
  letter-spacing: -0.03em;
}

p {
  margin: 0 0 14px;
}

.lead {
  max-width: 570px;
  margin-bottom: 27px;
  color: var(--navy-soft);
  font-size: 1.06rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 13px;
  background: var(--mint);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
  transition: 0.18s ease;
}

.btn:hover {
  transform: translateY(-1px);
  background: var(--mint-dark);
}

.btn-secondary {
  border-color: var(--line);
  background: white;
  color: var(--navy);
}

.btn-secondary:hover {
  background: #f4f7f8;
}

.hero-preview {
  overflow: hidden;
  border: 1px solid #e9edf0;
  border-radius: 24px;
  background: white;
  box-shadow: var(--shadow);
}

.trust-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.trust-pill {
  display: inline-flex;
  align-items: center;
  min-height: 31px;
  padding: 0 12px;
  border-radius: 100px;
  background: var(--mint-bg);
  color: var(--mint-dark);
  font-size: 0.78rem;
  font-weight: 700;
}

.trust-pill.soft {
  background: #f3f7fa;
  color: var(--navy-soft);
}

.mini-stack {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.mini-metric {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 13px;
  border-radius: 11px;
  background: #f6f9fb;
  color: var(--navy);
  font-size: 0.86rem;
  font-weight: 700;
}

.mini-metric i {
  display: block;
  flex: 1;
  width: auto;
  min-width: 34px;
  height: 7px;
  margin-right: auto;
  border-radius: 10px;
  background: #91c5ed;
}

.mini-metric.mint i {
  background: #67cbb1;
}

.mini-metric span,
.mini-metric b {
  white-space: nowrap;
}

.preview-top {
  padding: 22px 24px 14px;
  border-bottom: 1px solid #edf1f3;
  color: var(--muted);
  font-size: 0.84rem;
}

.preview-result {
  padding: 24px;
}

.preview-result strong {
  display: block;
  margin: 4px 0 18px;
  color: var(--mint-dark);
  font-size: 2.1rem;
  letter-spacing: -0.05em;
}

.preview-bars {
  display: grid;
  gap: 11px;
}

.bar {
  height: 12px;
  border-radius: 12px;
  background: #e9eff4;
}

.bar.mint {
  width: 71%;
  background: #16b78d;
}

.bar.blue {
  width: 48%;
  background: #9bc9ef;
}

.section {
  padding: 58px 0;
}

.section[id],
.info-content section[id] {
  scroll-margin-top: 88px;
}

.section.alt {
  background: var(--sand);
}

.section-head {
  max-width: 650px;
  margin-bottom: 30px;
}

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

.tool-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.tool-card,
.article-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: white;
  padding: 24px;
  transition: transform 0.18s, box-shadow 0.18s;
}

.tool-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.tool-card .tag {
  display: inline-block;
  margin-bottom: 16px;
  padding: 4px 9px;
  border-radius: 7px;
  background: var(--blue);
  color: #2870ad;
  font-size: 0.76rem;
  font-weight: 700;
}

.tool-icon,
.page-icon,
.feature-icon {
  display: inline-grid;
  place-items: center;
  color: var(--mint);
  background: var(--mint-bg);
  border-radius: 14px;
}

.tool-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 18px;
}

.tool-icon svg {
  width: 29px;
  height: 29px;
  display: block;
}

.tool-card:nth-child(2) .tool-icon {
  color: #2278c4;
  background: #ebf5ff;
}

.tool-card:nth-child(3) .tool-icon {
  color: #e97829;
  background: #fff1e6;
}

.tool-card:nth-child(4) .tool-icon {
  color: #7044ce;
  background: #f1eaff;
}

.icon-stroke {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.tool-card p {
  color: var(--muted);
  font-size: 0.93rem;
}

.tool-card .arrow {
  color: var(--mint-dark);
  font-weight: 700;
}

.feature-grid,
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature {
  padding: 23px;
  border-radius: 16px;
  background: white;
}

.feature-icon {
  width: 45px;
  height: 45px;
  margin-bottom: 14px;
}

.feature-icon svg {
  width: 26px;
  height: 26px;
  display: block;
}

.feature p,
.article-card p {
  color: var(--muted);
  font-size: 0.94rem;
}

.page-head {
  padding: 50px 0 33px;
  background: linear-gradient(135deg, #f5faff, #fbf8f0);
}

.page-intro {
  display: flex;
  align-items: flex-end;
  gap: 22px;
  margin-bottom: 18px;
}

.page-intro .eyebrow {
  margin-bottom: 7px;
}

.page-icon {
  flex: none;
  width: 88px;
  height: 88px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 8px 20px rgba(16, 32, 51, 0.045);
}

.page-icon svg {
  width: 53px;
  height: 53px;
  display: block;
}

.page-head.compact h1 {
  margin-bottom: 4px;
}

.page-head h1 {
  font-size: clamp(2rem, 3.2vw, 2.65rem);
}

.page-head p {
  max-width: 710px;
  color: var(--navy-soft);
}

.calc-layout {
  display: grid;
  width: min(1080px, calc(100% - 40px));
  grid-template-columns: minmax(310px, 440px) minmax(300px, 1fr);
  gap: 24px;
  align-items: start;
  padding: 40px 0 54px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: white;
  padding: 27px;
  box-shadow: 0 4px 20px rgba(20, 34, 56, 0.035);
}

.panel + .panel {
  margin-top: 18px;
}

.panel-label {
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.field {
  margin-bottom: 17px;
}

.field label,
.field-label {
  display: block;
  margin-bottom: 7px;
  color: var(--navy);
  font-size: 0.92rem;
  font-weight: 700;
}

.field small,
.hint {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.81rem;
}

input,
select {
  width: 100%;
  min-height: 48px;
  padding: 0 13px;
  border: 1px solid #cfd9e1;
  border-radius: 11px;
  background: white;
  color: var(--text);
  font: inherit;
}

input:focus,
select:focus {
  outline: 2px solid rgba(16, 163, 127, 0.22);
  border-color: var(--mint);
}

.input-suffix {
  position: relative;
}

.input-suffix input {
  padding-right: 40px;
}

.input-suffix span {
  position: absolute;
  top: 12px;
  right: 13px;
  color: var(--muted);
}

.choice-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.choice-row label {
  cursor: pointer;
}

.choice-row input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.choice-row span {
  display: inline-flex;
  min-height: 43px;
  align-items: center;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.choice-cards label {
  flex: 1;
  min-width: 113px;
}

.choice-cards span {
  min-height: 76px;
  padding: 12px 8px;
  justify-content: center;
  text-align: center;
}

.choice-row input:checked + span {
  border-color: var(--mint);
  background: var(--mint-bg);
  color: var(--mint-dark);
}

.result-box {
  margin-bottom: 16px;
  padding: 22px;
  border-radius: 15px;
  background: var(--navy);
  color: white;
}

.result-box .caption {
  color: #bcc8d7;
  font-size: 0.86rem;
}

.big-result {
  margin-top: 4px;
  font-size: clamp(1.8rem, 4vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.05em;
}

.results {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 9px;
}

.result-tile {
  min-height: 92px;
  padding: 14px;
  border-radius: 12px;
  background: #f5f8fa;
}

.result-tile span {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
}

.result-tile strong {
  display: block;
  margin-top: 6px;
  color: var(--navy);
  font-size: 1.18rem;
}

.notice {
  margin-top: 18px;
  padding: 15px 16px;
  border-radius: 12px;
  background: #fff3e5;
  color: #704f26;
  font-size: 0.84rem;
}

.notice.warning {
  background: #fff3e5;
  color: #704f26;
}

.analysis-box,
.formula-box,
.flow-box {
  margin-top: 18px;
  padding: 17px 18px;
  border-radius: 14px;
  background: #f6f9fb;
}

.analysis-box h3,
.formula-box h3,
.flow-box h3 {
  margin-bottom: 6px;
  font-size: 0.96rem;
}

.analysis-box p,
.formula-box p,
.flow-box p {
  margin: 0;
  color: var(--muted);
  font-size: 0.87rem;
}

.formula-box {
  background: var(--mint-bg);
}

.criteria-panel {
  border-color: #cceade;
  background: var(--mint-bg);
  box-shadow: none;
}

.salary-result-panel .flow-box {
  padding: 14px 16px;
  background: #f8fafb;
}

.salary-result-panel .analysis-box {
  padding: 14px 16px;
  background: #f7fafc;
}

.salary-result-panel .flow-box h3,
.salary-result-panel .analysis-box h3 {
  font-size: 0.92rem;
}

.salary-result-panel .flow-box p,
.salary-result-panel .analysis-box p {
  font-size: 0.84rem;
}

.salary-result-panel .progress-group {
  margin-top: 16px;
  padding-top: 15px;
}

.salary-result-panel .progress-bar {
  height: 10px;
}

.salary-result-panel .step-flow span {
  padding: 9px 7px;
  font-size: 0.76rem;
}

.salary-summary {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.salary-summary p {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 8px 10px;
  border-radius: 9px;
  background: white;
}

.salary-summary strong {
  color: var(--navy);
  font-size: 0.82rem;
}

.salary-summary span {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
  text-align: right;
}

.formula-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  margin-top: 12px;
  color: var(--navy);
  font-weight: 800;
}

.formula-line span {
  padding: 10px 12px;
  border-radius: 10px;
  background: white;
}

.progress-group {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.progress-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  color: var(--navy);
  font-size: 0.91rem;
  font-weight: 700;
}

.progress-bar {
  display: flex;
  overflow: hidden;
  height: 14px;
  border-radius: 999px;
  background: #e9eff4;
}

.progress-bar span {
  display: block;
  height: 100%;
}

.progress-bar .principal {
  background: #3fb38b;
}

.progress-bar .interest,
.progress-bar .deduction {
  background: #3886dd;
}

.progress-legend {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 9px;
  color: var(--muted);
  font-size: 0.82rem;
}

.step-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 12px;
}

.step-flow span {
  position: relative;
  padding: 11px 8px;
  border-radius: 10px;
  background: white;
  color: var(--navy-soft);
  font-size: 0.78rem;
  font-weight: 700;
  text-align: center;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--mint-bg);
  color: var(--mint-dark);
  font-size: 0.83rem;
  font-weight: 700;
}

.status-badge.ineligible {
  background: #fff3e5;
  color: #8a5b1f;
}

.below-calc {
  padding: 0 0 62px;
}

.faq-section {
  margin-top: 22px;
}

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

.faq-card {
  padding: 19px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
}

.faq-card h3 {
  font-size: 0.98rem;
}

.faq-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.source-card {
  padding: 16px 18px;
  border: 1px solid #cceade;
  border-radius: 13px;
  background: var(--mint-bg);
}

.source-card p {
  margin-bottom: 6px;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 13px;
  margin: 18px 0;
}

.principle-card {
  padding: 21px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
}

.principle-card h3 {
  margin-top: 12px;
}

.highlight-card {
  padding: 23px;
  border: 1px solid #cceade;
  border-radius: 18px;
  background: var(--mint-bg);
}

.info-content {
  max-width: 800px;
  padding: 44px 0 65px;
}

.info-content section {
  margin-bottom: 36px;
}

.info-content h2 .tool-icon {
  width: 39px;
  height: 39px;
  margin: 0 8px 0 0;
  vertical-align: middle;
}

.info-content h2 .tool-icon svg {
  width: 23px;
  height: 23px;
}

.info-content p,
.info-content li {
  color: #394b5d;
}

.clean-list {
  margin: 12px 0;
  padding-left: 21px;
}

.clean-list li {
  margin-bottom: 8px;
}

.table-wrap {
  overflow: auto;
  margin: 15px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th,
td {
  padding: 12px 13px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

th {
  background: #f3f7f8;
  color: var(--navy);
}

.site-footer {
  padding: 34px 0;
  border-top: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

@media (max-width: 920px) {
  .hero-grid,
  .calc-layout {
    grid-template-columns: 1fr;
  }

  .hero-preview {
    max-width: 480px;
    margin-top: 6px;
  }

  .calc-layout {
    gap: 18px;
    padding: 30px 0 46px;
  }

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

  .feature-grid,
  .article-grid,
  .faq-grid,
  .principle-grid {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
  }

  .brand-copy small {
    display: none;
  }

  .brand-mark {
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 580px) {
  .container {
    width: min(100% - 28px, 1140px);
  }

  .calculator-page .nav.container,
  .calculator-page .page-head .container,
  .calculator-page .below-calc {
    width: min(100% - 28px, 1080px);
  }

  .hero,
  .section {
    padding: 42px 0;
  }

  .hero-grid {
    gap: 30px;
  }

  .calc-layout {
    width: min(100% - 28px, 1080px);
    gap: 14px;
    padding: 24px 0 38px;
  }

  .tool-grid,
  .results {
    grid-template-columns: 1fr;
  }

  .page-intro {
    align-items: flex-end;
    gap: 14px;
  }

  .page-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
  }

  .page-icon svg {
    width: 38px;
    height: 38px;
  }

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

  .salary-summary p {
    display: grid;
    gap: 3px;
  }

  .salary-summary span {
    text-align: left;
  }

  .panel {
    padding: 20px;
  }

  .footer-grid {
    flex-direction: column;
  }
}