/* ==========================================================================
   세금365 디자인 시스템
   --------------------------------------------------------------------------
   검색 중심 · 카드 중심의 밝은 도구 플랫폼 스타일.
   색·간격·모서리·그림자·타이포는 모두 아래 :root 토큰만 씁니다.
   theme.css 는 bootstrap 기본값을 이 토큰에 맞추는 역할만 합니다.
   ========================================================================== */
:root {
  /* 기본 파랑.
     --color-primary       : 아이콘·테두리·포커스 링·큰 글자 강조용 밝은 파랑
     --color-primary-solid : 흰 글자를 얹는 버튼·탭 배경 (흰색 대비 4.8:1 — WCAG AA) */
  --color-primary: #2189e8;
  --color-primary-solid: #1473c9;
  --color-primary-hover: #0f5fa8;
  --color-primary-soft: #eaf5ff;
  --color-primary-ink: #0f4f86;      /* 연한 배경 위 파랑 글자 (AA 확보) */

  /* 카테고리 색 — 근로·급여 / 사업자 / 부동산 / 상속·증여 / 주식·금융 / 퇴직·연금
     *-solid 은 흰 글자를 얹는 면에 쓰는 값입니다. 밝은 원색은 흰 글자와 대비가
     4.5:1 에 못 미치는 경우가 있어 그 색만 어둡게 잡아 두었습니다. */
  --color-purple: #7257f6;
  --color-purple-solid: #7257f6;
  --color-purple-soft: #f0edff;
  --color-purple-ink: #4b34c4;

  --color-orange: #ff6b1a;
  --color-orange-solid: #c94e00;
  --color-orange-soft: #fff0e6;
  --color-orange-ink: #a63f00;

  --color-teal: #2b878e;
  --color-teal-solid: #23787e;
  --color-teal-soft: #e6f6f7;
  --color-teal-ink: #1d6167;

  --color-pink: #db2359;
  --color-pink-solid: #db2359;
  --color-pink-soft: #ffeaf0;
  --color-pink-ink: #ab1142;

  --color-blue: #286dd1;
  --color-blue-solid: #286dd1;
  --color-blue-soft: #eaf2ff;
  --color-blue-ink: #1c4f9c;

  --color-green: #159f70;
  --color-green-solid: #0e7d57;
  --color-green-soft: #e8f8f1;
  --color-green-ink: #0b7150;

  /* 표면 · 배경 */
  --color-background: #ffffff;
  --color-background-soft: #f4f9fd;
  --color-background-section: #edf6fc;
  --color-surface: #ffffff;
  --color-surface-hover: #fbfdff;
  --color-surface-muted: #f6f9fc;

  /* 글자 */
  --color-text: #151b22;
  --color-text-secondary: #4f5e6d;
  --color-text-muted: #64707c;    /* 흰 배경에서 5.0:1 — 작은 글자도 AA 통과 */
  --color-text-invert: #ffffff;

  /* 선 */
  --color-border: #e3eaf0;
  --color-border-strong: #d4dee7;

  /* 상태 */
  --color-success: #11865f;
  --color-success-soft: #e8f8f1;
  --color-warning: #9c5c00;       /* 흰 글자를 얹어도 5.3:1 (주의 배지) */
  --color-warning-soft: #fff5e6;
  --color-error: #d0293f;
  --color-error-soft: #fdedef;

  /* 그림자 */
  --shadow-xs: 0 1px 3px rgba(26, 52, 78, 0.04);
  --shadow-sm: 0 8px 24px rgba(26, 73, 110, 0.07);
  --shadow-md: 0 16px 40px rgba(26, 73, 110, 0.11);
  --shadow-lg: 0 24px 60px rgba(26, 73, 110, 0.16);

  /* 모서리 */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --radius-pill: 999px;

  /* 간격 */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;

  /* 레이아웃 */
  --container-width: 1280px;
  --content-max: 1280px;
  --header-height: 72px;
  --tap-min: 44px;

  /* 전환 */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur: 180ms;

  /* 기존 클래스가 쓰는 이름을 새 팔레트로 다시 묶어 둡니다.
     (theme.css · 계산기 페이지의 옛 규칙이 같은 색을 쓰도록) */
  --brand-blue: #2466eb;             /* 로고·파비콘 전용 (favicon.svg 와 같은 값) */
  --brand-blue-hover: var(--color-primary-hover);
  --brand-blue-light: var(--color-primary-soft);
  --brand-navy: var(--color-primary-ink);
  --brand-navy-dark: #0b3a63;
  --text-dark: var(--color-text);
  --surface: var(--color-surface);
  --surface-muted: var(--color-surface-muted);
  --bg: var(--color-background-soft);
  --text: var(--color-text);
  --text-muted: var(--color-text-muted);
  --text-invert: var(--color-text-invert);
  --success: var(--color-success);
  --success-bg: var(--color-success-soft);
  --warn: var(--color-warning);
  --warn-bg: var(--color-warning-soft);
  --danger: var(--color-error);
  --danger-bg: var(--color-error-soft);
  --border: var(--color-border);
  --border-strong: var(--color-border-strong);
  --radius: var(--radius-md);
}

/* 카테고리 색 클래스 — 카드·배지·탭이 이 두 변수만 참조합니다 */
.cat-purple { --cat: var(--color-purple); --cat-solid: var(--color-purple-solid); --cat-soft: var(--color-purple-soft); --cat-ink: var(--color-purple-ink); }
.cat-orange { --cat: var(--color-orange); --cat-solid: var(--color-orange-solid); --cat-soft: var(--color-orange-soft); --cat-ink: var(--color-orange-ink); }
.cat-teal   { --cat: var(--color-teal);   --cat-solid: var(--color-teal-solid);   --cat-soft: var(--color-teal-soft);   --cat-ink: var(--color-teal-ink); }
.cat-pink   { --cat: var(--color-pink);   --cat-solid: var(--color-pink-solid);   --cat-soft: var(--color-pink-soft);   --cat-ink: var(--color-pink-ink); }
.cat-blue   { --cat: var(--color-blue);   --cat-solid: var(--color-blue-solid);   --cat-soft: var(--color-blue-soft);   --cat-ink: var(--color-blue-ink); }
.cat-green  { --cat: var(--color-green);  --cat-solid: var(--color-green-solid);  --cat-soft: var(--color-green-soft);  --cat-ink: var(--color-green-ink); }

/* ==========================================================================
   기본 · 타이포그래피 (한국어 가독성 우선)
   ========================================================================== */
html {
  -webkit-text-size-adjust: 100%;
}
html,
body {
  overflow-x: hidden;
  max-width: 100%;
}
body {
  /* 웹폰트를 새로 내려받지 않고, 설치되어 있으면 Pretendard 를 먼저 씁니다. */
  font-family: Pretendard, 'Pretendard Variable', SUIT, -apple-system, BlinkMacSystemFont,
    'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic', 'Segoe UI', Roboto, sans-serif;
  background-color: var(--color-background-soft);
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.7;
  word-break: keep-all;
  overflow-wrap: break-word;
}
img,
svg {
  max-width: 100%;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-text);
  line-height: 1.35;
  word-break: keep-all;
}
h1 {
  margin-bottom: var(--space-3);
  font-size: clamp(1.6rem, 3.2vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}
h2 {
  font-weight: 700;
  letter-spacing: -0.01em;
}
p {
  line-height: 1.7;
}
a {
  color: var(--color-primary-ink);
}
.section-title {
  margin: 0 0 var(--space-2);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 750;
  letter-spacing: -0.02em;
}
.section-lead {
  margin: 0;
  max-width: 46rem;
  color: var(--color-text-secondary);
  font-size: 1.0125rem;
}
.text-muted {
  color: var(--color-text-secondary) !important;
}

/* 컨테이너 폭 통일 */
.container {
  width: 100%;
  max-width: var(--container-width);
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  margin-left: auto;
  margin-right: auto;
}

/* 화면 폭을 꽉 채우는 띠 (컨테이너 안에서도 쓸 수 있게 좌우 음수 마진) */
.full-bleed {
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  padding-left: calc(50vw - 50% + var(--space-4));
  padding-right: calc(50vw - 50% + var(--space-4));
}

/* 움직임 최소화 설정을 존중 */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* 키보드 포커스는 항상 또렷하게 */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* 본문 건너뛰기 링크 */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1300;
  padding: var(--space-3) var(--space-4);
  background: var(--color-primary-solid);
  color: var(--color-text-invert);
  font-weight: 700;
  border-radius: 0 0 var(--radius-md) 0;
}
.skip-link:focus {
  left: 0;
}
#main:focus {
  outline: none;
}

/* ==========================================================================
   상단 헤더 — 흰 배경 · sticky · 활성 메뉴 pill
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1050;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.site-header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  min-height: var(--header-height);
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
  min-height: var(--tap-min);
  text-decoration: none;
}
.site-logo-mark {
  flex-shrink: 0;
}
.site-logo-name {
  color: var(--color-text);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.site-logo-name strong {
  color: var(--brand-blue);
  font-weight: 800;
}

.site-nav {
  flex: 1 1 auto;
  min-width: 0;
}
.site-nav-head {
  display: none;
}
.site-nav-list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-item {
  position: relative;
}
.site-nav .nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.5rem 0.7rem;
  background: none;
  border: 0;
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.4;
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.site-nav .nav-link:hover {
  background: var(--color-surface-muted);
  color: var(--color-text);
}
.site-nav .nav-link.active,
.site-nav .nav-link.show {
  background: var(--color-primary-soft);
  color: var(--color-primary-ink);
  font-weight: 700;
}
.site-nav .nav-link-icon {
  display: none;
}
.nav-chevron {
  flex: 0 0 auto;
  opacity: 0.7;
  transition: transform var(--dur) var(--ease);
}
.site-nav .nav-link.show .nav-chevron {
  transform: rotate(180deg);
}
/* bootstrap 기본 캐럿은 쓰지 않습니다(직접 그린 chevron 사용) */
.site-nav .dropdown-toggle::after {
  display: none;
}

.site-nav .dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 1060;
  min-width: 13.5rem;
  margin: 0;
  padding: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  list-style: none;
}
.site-nav .dropdown-menu.show {
  display: block;
}
.site-nav .dropdown-item {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  text-decoration: none;
  white-space: nowrap;
}
.site-nav .dropdown-item:hover,
.site-nav .dropdown-item:focus {
  background: var(--color-primary-soft);
  color: var(--color-primary-ink);
}
.site-nav .dropdown-item.active {
  background: var(--color-primary-solid);
  color: #ffffff;
  font-weight: 700;
}
.site-nav .dropdown-divider {
  margin: var(--space-2) var(--space-2);
  border: 0;
  border-top: 1px solid var(--color-border);
}

.site-header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
  flex-shrink: 0;
}
.header-search-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: var(--tap-min);
  padding: 0 var(--space-4);
  background: var(--color-primary-soft);
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  color: var(--color-primary-ink);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease);
}
.header-search-btn:hover {
  background: #d9ecfd;
}
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: var(--tap-min);
  height: var(--tap-min);
  padding: 0;
  background: transparent;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  color: var(--color-text);
  cursor: pointer;
}
.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
}
.nav-toggle-bars {
  position: relative;
}
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
}
.nav-toggle-bars::before { top: -6px; }
.nav-toggle-bars::after  { top: 6px; }

.site-nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1055;
  background: rgba(15, 34, 53, 0.45);
}
.site-nav-backdrop[hidden] {
  display: none;
}
body.nav-open {
  overflow: hidden;
}

/* --- 좁은 화면: 메뉴를 오른쪽에서 밀어 넣는 패널로 --- */
@media (max-width: 1119.98px) {
  .nav-toggle {
    display: inline-flex;
  }
  .header-search-btn-text {
    display: none;
  }
  .header-search-btn {
    width: var(--tap-min);
    padding: 0;
    justify-content: center;
  }
  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 1060;
    width: min(20rem, 86vw);
    padding: var(--space-4) var(--space-4) var(--space-6);
    background: var(--color-surface);
    box-shadow: var(--shadow-lg);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--dur) var(--ease);
    visibility: hidden;
  }
  .site-nav.is-open {
    transform: translateX(0);
    visibility: visible;
  }
  .site-nav-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 0 0 var(--space-3);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.8125rem;
    font-weight: 700;
  }
  .site-nav-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--tap-min);
    height: var(--tap-min);
    margin: calc(-1 * var(--space-2)) calc(-1 * var(--space-2)) calc(-1 * var(--space-2)) 0;
    background: transparent;
    border: 0;
    border-radius: var(--radius-md);
    color: var(--color-text);
    cursor: pointer;
  }
  .site-nav-close:hover {
    background: var(--color-surface-muted);
  }
  .site-nav-list {
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 2px;
  }
  .site-nav .nav-link {
    width: 100%;
    min-height: var(--tap-min);
    padding: var(--space-3);
    border-radius: var(--radius-md);
    font-size: 1rem;
    justify-content: flex-start;
  }
  .site-nav .nav-link-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    background: var(--color-primary-soft);
    color: var(--color-primary);
  }
  .site-nav .nav-link .nav-chevron {
    margin-left: auto;
  }
  .site-nav .dropdown-menu {
    position: static;
    transform: none;
    width: 100%;
    min-width: 0;
    margin: 2px 0 var(--space-2);
    padding: var(--space-2);
    background: var(--color-surface-muted);
    border-color: transparent;
    box-shadow: none;
  }
  .site-nav .dropdown-item {
    min-height: var(--tap-min);
    white-space: normal;
  }
}

/* 메뉴가 7개라 1440px 미만에서는 글자·여백을 조금 줄이고 검색 버튼은 아이콘만 둡니다.
   (한 줄에 억지로 밀어 넣지 않도록, 더 좁아지면 위의 슬라이드 패널로 바뀝니다) */
@media (min-width: 1120px) and (max-width: 1439.98px) {
  .site-header-inner {
    gap: var(--space-2);
  }
  .site-nav .nav-link {
    padding: 0.5rem 0.42rem;
    font-size: 0.875rem;
  }
  .nav-chevron {
    width: 14px;
    height: 14px;
  }
  .header-search-btn {
    width: var(--tap-min);
    padding: 0;
    justify-content: center;
  }
  .header-search-btn-text {
    display: none;
  }
}

/* ==========================================================================
   검색 — 히어로/허브용 큰 검색창 + 헤더 검색 오버레이
   ========================================================================== */
.calc-search {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 0.4rem 0 var(--space-4);
  min-height: 58px;
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.calc-search-lg {
  max-width: 47.5rem;
  min-height: 64px;
}
.calc-search:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(33, 137, 232, 0.18), var(--shadow-sm);
}
.calc-search-icon {
  display: inline-flex;
  flex: 0 0 auto;
  color: var(--color-primary);
}
.calc-search-input {
  flex: 1 1 auto;
  min-width: 0;
  height: 46px;
  padding: 0;
  background: transparent;
  border: 0;
  color: var(--color-text);
  font-family: inherit;
  font-size: 1rem;
}
.calc-search-input::placeholder {
  color: var(--color-text-muted);
}
.calc-search-input:focus {
  outline: none;
}
.calc-search-input::-webkit-search-cancel-button {
  cursor: pointer;
}
.calc-search-btn {
  flex: 0 0 auto;
  min-height: 48px;
  padding: 0 var(--space-5);
  background: var(--color-primary-solid);
  border: 0;
  border-radius: var(--radius-pill);
  color: #ffffff;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease);
}
.calc-search-btn:hover {
  background: var(--color-primary-hover);
}

/* 추천 결과 패널 */
.search-suggest {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  z-index: 60;
  max-height: min(22rem, 60vh);
  margin: 0;
  padding: var(--space-2);
  overflow-y: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  list-style: none;
  text-align: left;
}
.search-suggest[hidden] {
  display: none;
}
.search-suggest-item .search-result,
.search-result {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: var(--tap-min);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--color-text);
  text-decoration: none;
}
.search-suggest li.is-active .search-result,
.search-results li.is-active .search-result,
.search-result:hover,
.search-result:focus {
  background: var(--color-primary-soft);
  color: var(--color-primary-ink);
}
.search-result-name {
  flex: 1 1 auto;
  font-weight: 650;
}
.search-result-name mark {
  padding: 0;
  background: transparent;
  color: var(--color-primary);
  font-weight: 800;
}
.search-result-cat {
  flex: 0 0 auto;
  padding: 2px var(--space-2);
  background: var(--color-surface-muted);
  border-radius: var(--radius-pill);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  white-space: nowrap;
}
.search-empty {
  padding: var(--space-4);
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* 헤더 검색 오버레이 */
.search-panel {
  position: sticky;
  top: var(--header-height);
  z-index: 1040;
  padding: var(--space-4) 0 var(--space-5);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}
.search-panel[hidden] {
  display: none;
}
.search-panel-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0 var(--space-2) 0 var(--space-4);
  min-height: 56px;
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
}
.search-panel-row:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(33, 137, 232, 0.18);
}
.search-input {
  flex: 1 1 auto;
  min-width: 0;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 0;
  color: var(--color-text);
  font-family: inherit;
  font-size: 1rem;
}
.search-input:focus {
  outline: none;
}
.search-close {
  flex: 0 0 auto;
  min-height: 40px;
  padding: 0 var(--space-4);
  background: var(--color-surface-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
}
.search-close:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-ink);
}
.search-results {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
  max-height: min(22rem, 55vh);
  overflow-y: auto;
}
.search-popular {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
}
.search-popular-label {
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  font-weight: 700;
}
.search-chip {
  min-height: 36px;
  padding: 0 var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.search-chip:hover,
.search-chip:focus {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
}

/* ==========================================================================
   홈 히어로
   ========================================================================== */
.home-hero {
  position: relative;
  margin: -1.5rem calc(50% - 50vw) var(--space-6);
  padding: clamp(2.5rem, 6vw, 4.5rem) calc(50vw - 50% + var(--space-4)) clamp(2.5rem, 5vw, 4rem);
  background:
    radial-gradient(60rem 22rem at 8% 10%, #eaf5ff 0%, rgba(234, 245, 255, 0) 60%),
    radial-gradient(52rem 20rem at 96% 4%, #eef2ff 0%, rgba(238, 242, 255, 0) 62%),
    var(--color-background);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
  text-align: center;
}
.home-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 60rem;
  margin: 0 auto;
}
.home-hero-eyebrow {
  display: inline-block;
  margin: 0 0 var(--space-3);
  padding: 0.3rem var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  color: var(--color-primary-ink);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.home-hero h1 {
  margin: 0 0 var(--space-4);
  font-size: clamp(2.15rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.03em;
}
.home-hero-mark {
  display: inline-block;
  padding: 0.06em 0.32em;
  background: var(--color-primary-solid);
  border-radius: 6px;
  color: #ffffff;
}
.home-hero-lead {
  max-width: 40rem;
  margin: 0 auto var(--space-5);
  color: var(--color-text-secondary);
  font-size: clamp(1rem, 1.4vw, 1.125rem);
}
.home-hero-chips {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
}
.home-hero-privacy {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  max-width: 44rem;
  margin: var(--space-5) 0 0;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  line-height: 1.6;
}
.home-hero-privacy-badge {
  padding: 2px var(--space-2);
  background: var(--color-success-soft);
  border-radius: var(--radius-sm);
  color: var(--color-green-ink);
  font-weight: 700;
}

/* 배경 장식 — CSS 도형만 사용하고 움직이지 않습니다 */
.hero-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-shape {
  position: absolute;
  display: block;
  opacity: 0.5;
}
.hero-shape-1 {
  top: 18%; left: 5%;
  width: 14px; height: 14px;
  background: var(--color-primary);
  border-radius: 4px;
  transform: rotate(18deg);
}
.hero-shape-2 {
  top: 62%; left: 9%;
  width: 22px; height: 22px;
  border: 3px solid var(--color-purple);
  border-radius: 50%;
  opacity: 0.35;
}
.hero-shape-3 {
  top: 28%; right: 7%;
  width: 0; height: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-bottom: 17px solid var(--color-orange);
  opacity: 0.4;
}
.hero-shape-4 {
  top: 70%; right: 11%;
  width: 16px; height: 16px;
  background: var(--color-teal);
  border-radius: 5px;
  transform: rotate(-14deg);
  opacity: 0.35;
}
.hero-shape-5 {
  top: 12%; right: 22%;
  width: 10px; height: 10px;
  background: var(--color-green);
  border-radius: 50%;
  opacity: 0.4;
}
.hero-shape-6 {
  bottom: 14%; left: 24%;
  width: 12px; height: 12px;
  border: 3px solid var(--color-pink);
  border-radius: 3px;
  opacity: 0.3;
}
@media (max-width: 767.98px) {
  .hero-shape-3,
  .hero-shape-4,
  .hero-shape-5,
  .hero-shape-6 {
    display: none;
  }
}

/* ==========================================================================
   카테고리 컬러 카드
   ========================================================================== */
.cat-cards {
  margin-bottom: var(--space-6);
}
.cat-cards .section-title {
  text-align: center;
  margin-bottom: var(--space-5);
}
.cat-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  margin: 0;
  padding: 0;
  list-style: none;
}
@media (min-width: 768px) {
  .cat-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1024px) {
  .cat-card-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 1440px) {
  .cat-card-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}
@media (max-width: 519.98px) {
  .cat-card-grid { grid-template-columns: 1fr; }
}
.cat-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  box-shadow: var(--shadow-xs);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.cat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.cat-card-top {
  position: relative;
  display: block;
  flex: 1 1 auto;
  padding: var(--space-4) var(--space-4) var(--space-5);
  background: var(--cat-solid, var(--color-primary-solid));
  color: #ffffff;
}
.cat-card-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.cat-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  color: #ffffff;
}
.cat-card-count {
  padding: 2px var(--space-2);
  background: rgba(0, 20, 40, 0.24);
  border-radius: var(--radius-pill);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
}
.cat-card-name {
  display: block;
  margin-bottom: var(--space-1);
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.4;
}
.cat-card-desc {
  display: block;
  color: #ffffff;
  font-size: 0.8375rem;
  line-height: 1.55;
}
.cat-card-arrow {
  position: absolute;
  right: var(--space-4);
  bottom: var(--space-3);
  display: inline-flex;
  color: rgba(255, 255, 255, 0.9);
  transition: transform var(--dur) var(--ease);
}
.cat-card:hover .cat-card-arrow {
  transform: translateX(3px);
}
.cat-card-bottom {
  display: block;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
}
.cat-card-featured-label {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.6875rem;
  font-weight: 700;
}
.cat-card-featured {
  display: block;
  margin-top: 2px;
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 650;
  line-height: 1.45;
}

/* ==========================================================================
   신뢰 요소 바 (통계 숫자 없이 실제 동작만 적습니다)
   ========================================================================== */
.trust-bar {
  margin: 0 0 var(--space-6);
  padding: var(--space-5) var(--space-4);
  background: var(--color-background-section);
  border-radius: var(--radius-xl);
}
.trust-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  margin: 0;
  padding: 0;
  list-style: none;
}
@media (min-width: 992px) {
  .trust-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .trust-item + .trust-item {
    border-left: 1px solid #d8e7f3;
    padding-left: var(--space-5);
  }
}
.trust-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}
.trust-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  color: var(--color-primary);
}
.trust-title {
  display: block;
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 700;
}
.trust-desc {
  display: block;
  color: var(--color-text-secondary);
  font-size: 0.8125rem;
  line-height: 1.55;
}

/* ==========================================================================
   계산기 탐색 (필터 탭 + 카드 그리드)
   ========================================================================== */
.explore {
  margin: 0 calc(50% - 50vw) var(--space-6);
  padding: var(--space-7) calc(50vw - 50% + var(--space-4));
  background: var(--color-background-section);
}
.explore-head {
  margin-bottom: var(--space-5);
  text-align: center;
}
.explore-head .section-lead {
  margin: 0 auto;
}
.filter-tabs {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  width: max-content;
  max-width: 100%;
  margin: 0 auto var(--space-5);
  padding: var(--space-1);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-xs);
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
}
.filter-tabs::-webkit-scrollbar {
  height: 4px;
}
.filter-tabs::-webkit-scrollbar-thumb {
  background: var(--color-border-strong);
  border-radius: 4px;
}
.filter-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  flex: 0 0 auto;
  min-height: 40px;
  padding: 0 var(--space-4);
  background: transparent;
  border: 0;
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  white-space: nowrap;
  scroll-snap-align: center;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.filter-tab:hover {
  background: var(--color-surface-muted);
  color: var(--color-text);
}
.filter-tab-icon {
  display: inline-flex;
  color: var(--cat-solid, var(--color-primary-solid));
}
.filter-tab.is-on {
  background: var(--color-primary-solid);
  color: #ffffff;
  font-weight: 700;
}
.filter-tab.is-on .filter-tab-icon {
  color: #ffffff;
}
.explore-groups {
  display: block;
}
.home-category[hidden] {
  display: none;
}

/* 카테고리 섹션 머리 */
.home-category {
  margin-bottom: var(--space-6);
}
.home-category:last-child {
  margin-bottom: 0;
}
.home-category-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-4);
  margin-bottom: var(--space-2);
}
.home-category-head h2 {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin: 0;
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  font-weight: 700;
}
.home-category-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--cat-soft, var(--color-primary-soft));
  border-radius: var(--radius-md);
  color: var(--cat-solid, var(--color-primary-solid));
}
.home-category-count {
  padding: 2px var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
}
.home-category-more {
  margin-left: auto;
  color: var(--color-primary-ink);
  font-size: 0.875rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.home-category-more:hover {
  text-decoration: underline;
}
.home-category-intro {
  margin: 0 0 var(--space-4);
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}

/* ==========================================================================
   계산기 카드 그리드 (흰색 카드)
   ========================================================================== */
.calc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 17rem), 1fr));
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}
@media (min-width: 1200px) {
  .calc-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
.calc-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  height: 100%;
  min-height: 7.5rem;
  padding: var(--space-4) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
  text-decoration: none;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}
.calc-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-sm);
  background: var(--color-surface-hover);
}
.calc-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  background: var(--cat-soft, var(--color-primary-soft));
  border-radius: var(--radius-md);
  color: var(--cat-solid, var(--color-primary-solid));
}
.calc-card-body {
  display: block;
  min-width: 0;
  flex: 1 1 auto;
}
.calc-card-name {
  display: block;
  color: var(--color-text);
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.4;
}
.calc-card-cat {
  display: block;
  margin-top: 2px;
  color: var(--cat-ink, var(--color-primary-ink));
  font-size: 0.75rem;
  font-weight: 700;
}
.calc-card-desc {
  display: block;
  margin-top: var(--space-2);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
}
.calc-card-arrow {
  display: none;
  flex: 0 0 auto;
  align-self: center;
  color: var(--color-text-muted);
  transition: transform var(--dur) var(--ease);
}
.calc-card:hover .calc-card-arrow {
  transform: translateX(3px);
  color: var(--cat-solid, var(--color-primary-solid));
}
@media (min-width: 768px) {
  .calc-card-arrow {
    display: inline-flex;
  }
  /* 데스크톱에서는 설명을 두 줄로 맞춰 카드 높이를 고르게 유지합니다.
     (모바일에서는 위 규칙이 적용되지 않아 전체 설명이 보입니다) */
  .calc-card-desc {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
}

/* ==========================================================================
   카테고리 허브 페이지
   ========================================================================== */
.hub-hero {
  position: relative;
  margin: -1.5rem calc(50% - 50vw) var(--space-6);
  padding: clamp(2rem, 4vw, 3.25rem) calc(50vw - 50% + var(--space-4));
  background:
    radial-gradient(46rem 18rem at 50% -10%, var(--cat-soft, var(--color-primary-soft)) 0%, rgba(255, 255, 255, 0) 70%),
    var(--color-background);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}
.hub-hero-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin-bottom: var(--space-3);
  background: var(--cat-soft, var(--color-primary-soft));
  border-radius: var(--radius-lg);
  color: var(--cat-solid, var(--color-primary-solid));
}
.hub-hero h1 {
  margin: 0 0 var(--space-3);
  font-size: clamp(1.75rem, 3.6vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}
.hub-hero-lead {
  max-width: 44rem;
  margin: 0 auto var(--space-5);
  color: var(--color-text-secondary);
  font-size: 1.0125rem;
}

/* ==========================================================================
   계산기 페이지 — 머리말 · 2열 shell
   ========================================================================== */
.calc-eyebrow {
  margin: 0 0 var(--space-3);
}
.calc-eyebrow-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem var(--space-3);
  background: var(--cat-soft, var(--color-primary-soft));
  border-radius: var(--radius-pill);
  color: var(--cat-ink, var(--color-primary-ink));
  font-size: 0.8125rem;
  font-weight: 700;
}
.calc-page > header {
  max-width: 52rem;
}
.calc-page > header h1 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}

.calc-shell {
  display: block;
  margin-bottom: var(--space-5);
}
.calc-shell-input,
.calc-shell-output {
  min-width: 0;
}
@media (min-width: 992px) {
  .calc-shell {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: var(--space-5);
    align-items: start;
  }
  .calc-shell-input > #calc-form {
    margin-bottom: 0 !important;
  }
}
/* 계산 전 결과 자리 안내 (결과가 표시되면 숨김) */
.calc-result-empty {
  display: none;
  margin: 0;
  padding: var(--space-6) var(--space-4);
  background: var(--color-surface);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-lg);
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  text-align: center;
}
/* 결과가 아직 숨겨져 있을 때만(= 인라인 display 가 없거나 none 일 때) 보여 줍니다. */
.calc-shell-output:not(:has(#result-box[style])) .calc-result-empty,
.calc-shell-output:has(#result-box[style*="none"]) .calc-result-empty {
  display: block;
}

/* ==========================================================================
   입력 폼
   ========================================================================== */
#calc-form {
  padding: clamp(1.25rem, 2.2vw, 2rem) !important;
}
.form-label {
  margin-bottom: 0.35rem;
  color: var(--color-text);
  font-size: 0.9375rem;
  font-weight: 650;
}
.form-control,
.form-select {
  min-height: 52px;
  padding: 0.6rem 0.85rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: 1rem;
}
.form-control:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(33, 137, 232, 0.18);
}
.form-control.is-invalid,
.form-control[aria-invalid="true"] {
  border-color: var(--color-error);
}
.form-text {
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  line-height: 1.55;
}
fieldset legend.form-label {
  font-size: 0.9375rem;
}
.form-check {
  min-height: var(--tap-min);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
}
.form-check-input {
  width: 1.2rem;
  height: 1.2rem;
  margin: 0;
  border: 1px solid var(--color-border-strong);
  flex: 0 0 auto;
}
.form-check-input:checked {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}
.form-check-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(33, 137, 232, 0.2);
}
.form-check-label {
  cursor: pointer;
  font-size: 0.9375rem;
  line-height: 1.5;
}
.form-required {
  display: inline-block;
  margin-left: var(--space-1);
  padding: 0 var(--space-2);
  background: var(--color-primary-soft);
  border-radius: var(--radius-sm);
  color: var(--color-primary-ink);
  font-size: 0.6875rem;
  font-weight: 700;
}
.quick-amounts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
}
.quick-amount {
  min-height: 36px;
  padding: 0 var(--space-3);
  background: var(--color-surface-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
}
.quick-amount:hover,
.quick-amount:focus {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
}
.quick-amount-clear {
  color: var(--color-text-muted);
}
.amount-hint {
  min-height: 1.35rem;
  margin-top: 0.3rem;
  color: var(--color-primary-ink);
  font-size: 0.875rem;
  font-weight: 650;
  text-align: right;
  line-height: 1.35rem;
}
.amount-hint:empty {
  min-height: 0;
  margin-top: 0;
}
input[data-amount] {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
/* 오류는 색에만 의존하지 않도록 기호를 함께 넣습니다 */
.field-error {
  margin-top: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-error-soft);
  border: 1px solid #f4c4ca;
  border-left: 4px solid var(--color-error);
  border-radius: var(--radius-md);
  color: #a51e30;
  font-size: 0.875rem;
  font-weight: 650;
}
.field-error::before {
  content: "\26A0  ";
}
.field-error[hidden] {
  display: none;
}
input:disabled,
select:disabled {
  background-color: var(--color-surface-muted);
  color: var(--color-text-muted);
  cursor: not-allowed;
}

/* ==========================================================================
   계산 결과
   ========================================================================== */
#result-box.card {
  background: linear-gradient(180deg, var(--color-primary-soft) 0%, #f7fbff 38%, var(--color-surface) 100%);
  border: 1px solid var(--color-border);
  padding: clamp(1.25rem, 2.2vw, 1.9rem) !important;
}
#result-box.card > h2 {
  color: var(--color-text);
}
.result-headline {
  margin-bottom: var(--space-4);
  padding: var(--space-5) var(--space-4);
  background: var(--color-surface);
  border: 1px solid #cfe6fb;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
  text-align: center;
}
.result-headline-label {
  margin: 0 0 var(--space-2);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  font-weight: 700;
}
.result-headline-value {
  margin: 0;
  color: var(--color-primary-ink);
  font-size: clamp(1.9rem, 5.4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  overflow-wrap: break-word;
}
.result-headline-sub {
  margin: var(--space-2) 0 0;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  font-variant-numeric: tabular-nums;
}
.result-table {
  margin-bottom: 0;
}
.result-table th {
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  font-weight: 500;
}
.result-table td {
  color: var(--color-text);
  text-align: right;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
}
.result-table > tbody > tr > th,
.result-table > tbody > tr > td {
  padding: 0.6rem 0.5rem;
  border-bottom: 1px solid var(--color-border);
  background-color: transparent;
}
.result-group-head th {
  padding-top: var(--space-4) !important;
  border-bottom: 0 !important;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  font-weight: 700;
}
.result-notice {
  margin-bottom: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--color-warning-soft);
  border: 1px solid #f0d5a8;
  border-radius: var(--radius-md);
  color: #7a4a00;
  font-size: 0.875rem;
  line-height: 1.6;
}
.result-notice[hidden] {
  display: none;
}
.result-details {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.result-details summary {
  min-height: 32px;
  color: var(--color-primary-ink);
  font-weight: 700;
  cursor: pointer;
}
.result-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}
.result-actions .btn {
  min-height: var(--tap-min);
}
.result-share-opt {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex: 1 1 100%;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
}
.result-share-warn {
  color: var(--color-warning);
}

/* 결과 주의 문구 */
.result-warning {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  padding: var(--space-4);
  background: var(--color-warning-soft);
  border: 1px solid #f0d5a8;
  border-radius: var(--radius-lg);
  color: #6d4300;
  font-size: 0.875rem;
  line-height: 1.65;
}
.result-warning-badge {
  flex-shrink: 0;
  padding: 0.1rem 0.5rem;
  background: var(--color-warning);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
}

/* 적용 세법 연도 · 검토일 배지 */
.review-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  margin: var(--space-4) 0 0;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}
.review-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
}
.review-label {
  color: var(--color-primary-ink);
  font-weight: 700;
}
.fav-toggle {
  min-height: 36px;
  padding: 0 var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
}
.fav-toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
}
.fav-toggle.is-on {
  background: #fff8e1;
  border-color: #e6b93c;
  color: #7a5600;
  font-weight: 700;
}

/* ==========================================================================
   안내 아코디언 · 설명 카드
   ========================================================================== */
.accordion {
  --bs-accordion-border-color: var(--color-border);
  --bs-accordion-border-radius: var(--radius-lg);
  --bs-accordion-inner-border-radius: var(--radius-lg);
  display: grid;
  gap: var(--space-3);
}
.accordion-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.accordion-header {
  margin: 0;
}
.accordion-button {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  min-height: 58px;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 0;
  box-shadow: none;
  color: var(--color-text);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}
/* 제목 왼쪽 작은 안내 아이콘 (데이터 URI — 추가 요청 없음) */
.accordion-button::before {
  content: "";
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%232189e8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='M12 11.5v5'/%3E%3Cpath d='M12 8h.01'/%3E%3C/svg%3E")
    center / 17px 17px no-repeat;
}
.accordion-button:not(.collapsed) {
  background: var(--color-primary-soft);
  color: var(--color-primary-ink);
  box-shadow: none;
}
.accordion-button:not(.collapsed)::before {
  background-color: var(--color-surface);
}
.accordion-button:focus {
  box-shadow: none;
}
.accordion-button::after {
  margin-left: auto;
}
.accordion-body {
  padding: var(--space-4);
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}
.accordion-body strong {
  color: var(--color-text);
}

/* 하단 설명 영역 */
.calc-guide {
  padding-top: var(--space-5);
}
.calc-guide .card {
  padding: clamp(1.1rem, 2vw, 1.75rem) !important;
}
.calc-guide h2 {
  color: var(--color-text);
  font-size: 1.15rem;
}
.guide-list {
  padding-left: 1.15rem;
  margin-bottom: 0;
}
.guide-list li {
  margin-bottom: 0.5rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}
.guide-list li:last-child {
  margin-bottom: 0;
}
.guide-list strong,
.input-guide dd strong {
  color: var(--color-text);
}
.input-guide dt {
  margin-top: var(--space-4);
  color: var(--color-text);
  font-weight: 700;
}
.input-guide dt:first-child {
  margin-top: 0;
}
.input-guide dd {
  margin: 0.2rem 0 0;
  color: var(--color-text-secondary);
  line-height: 1.7;
}
.faq-q {
  margin-top: var(--space-5);
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 700;
}
.faq-q:first-of-type {
  margin-top: 0;
}
.faq-a {
  margin-bottom: 0;
  color: var(--color-text-secondary);
  line-height: 1.75;
}
.example-case + .example-case {
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}
.example-case-title {
  display: inline-block;
  margin-bottom: var(--space-2);
  padding: 0.12rem var(--space-2);
  background: var(--color-primary-soft);
  border-radius: var(--radius-sm);
  color: var(--color-primary-ink);
}
.example-case-note {
  margin: var(--space-3) 0 0;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* 공식 참고자료 */
.source-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.source-list li {
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}
.source-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.source-list a {
  display: inline-block;
  padding: 0.2rem 0;
  color: var(--color-primary-ink);
  font-weight: 650;
  text-decoration: none;
}
.source-list a:hover,
.source-list a:focus {
  text-decoration: underline;
}
.external-mark {
  margin-left: 0.25rem;
  font-size: 0.8em;
}
.source-desc {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

/* 면책 문구 */
.calc-disclaimer {
  margin: 0 0 var(--space-4);
  padding: var(--space-4);
  background: var(--color-surface-muted);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  line-height: 1.65;
}

/* 관련 계산기 */
.related-section {
  margin-bottom: var(--space-5);
}
.related-section h2 {
  font-size: 1.15rem;
}
.calc-grid-related .calc-card {
  min-height: 6.5rem;
}
@media (min-width: 1200px) {
  .calc-grid-related {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
/* 옛 목록형 마크업(404 페이지 등)도 계속 보기 좋게 */
.related-list,
.hub-other-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.related-list li {
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}
.related-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.related-list a {
  display: inline-block;
  color: var(--color-primary-ink);
  font-weight: 650;
  text-decoration: none;
}
.related-list a:hover,
.related-list a:focus {
  text-decoration: underline;
}
.related-desc {
  display: block;
  margin-top: 0.15rem;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  line-height: 1.55;
}
.hub-other-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.hub-other-list li {
  margin: 0;
}
.hub-other-list a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 var(--space-4);
  background: var(--color-surface-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
}
.hub-other-list a:hover,
.hub-other-list a:focus {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
}

/* ==========================================================================
   내 계산기 (즐겨찾기 · 최근 사용) · 주요 계산기
   ========================================================================== */
.home-popular {
  margin-bottom: var(--space-6);
}
.home-popular h2,
.mycalc > h2 {
  margin-bottom: var(--space-3);
  font-size: 1.15rem;
  font-weight: 700;
}
.popular-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
}
.popular-chip {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap-min);
  padding: 0 var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  color: var(--color-text-secondary);
  font-weight: 650;
  text-decoration: none;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.popular-chip:hover,
.popular-chip:focus {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
}
.mycalc {
  margin-bottom: var(--space-6);
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xs);
}
.mycalc-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}
@media (min-width: 768px) {
  .mycalc-grid {
    grid-template-columns: 1fr 1fr;
  }
}
.mycalc-subhead {
  margin: 0 0 var(--space-2);
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  font-weight: 700;
}
.mycalc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.mycalc-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  min-height: var(--tap-min);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
}
.mycalc-link {
  color: var(--color-text);
  font-weight: 650;
  text-decoration: none;
}
.mycalc-link:hover,
.mycalc-link:focus {
  color: var(--color-primary-ink);
  text-decoration: underline;
}
.mycalc-tools {
  display: flex;
  gap: var(--space-1);
  flex: 0 0 auto;
}
.mycalc-btn {
  min-width: 32px;
  min-height: 32px;
  background: var(--color-surface-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  line-height: 1;
  cursor: pointer;
}
.mycalc-btn:hover,
.mycalc-btn:focus {
  background: var(--color-primary-soft);
  color: var(--color-primary-ink);
}
.mycalc-empty {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  line-height: 1.6;
}
.mycalc-clear {
  margin-top: var(--space-3);
}
.mycalc-note {
  margin: var(--space-4) 0 0;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
}
.home-all-link {
  margin: var(--space-6) 0 var(--space-5);
  text-align: center;
}
.home-all-link a {
  display: inline-flex;
  align-items: center;
  min-height: var(--tap-min);
  padding: 0 var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  color: var(--color-text);
  font-weight: 700;
  text-decoration: none;
}
.home-all-link a:hover,
.home-all-link a:focus {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
}

/* ==========================================================================
   전체 계산기 페이지
   ========================================================================== */
.allcalc-group {
  margin-bottom: var(--space-5);
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xs);
}
.allcalc-group h2 {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
  font-size: 1.15rem;
}
.allcalc-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.allcalc-list li {
  padding: var(--space-3) 0;
  border-top: 1px solid var(--color-border);
}
.allcalc-list a {
  color: var(--color-text);
  font-weight: 650;
  text-decoration: none;
}
.allcalc-list a:hover,
.allcalc-list a:focus {
  color: var(--color-primary-ink);
  text-decoration: underline;
}
.allcalc-desc {
  display: block;
  margin-top: var(--space-1);
  color: var(--color-text-muted);
  font-size: 0.875rem;
  line-height: 1.6;
}
.allcalc-more {
  margin: var(--space-4) 0 0;
}
.allcalc-more a {
  color: var(--color-primary-ink);
  font-weight: 650;
  text-decoration: none;
}
.allcalc-more a:hover {
  text-decoration: underline;
}
.allcalc-planned {
  padding: var(--space-5);
  background: var(--color-surface-muted);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-xl);
}
.allcalc-planned-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0;
}
.allcalc-planned-list li {
  padding: var(--space-1) var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* ==========================================================================
   이동 경로 · 가이드 · 404 · 문의
   ========================================================================== */
.site-breadcrumb {
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border);
}
.site-breadcrumb .breadcrumb {
  margin: 0;
  padding: 0.4rem 0;
  flex-wrap: wrap;
  font-size: 0.8125rem;
}
.site-breadcrumb .breadcrumb-item a {
  display: inline-block;
  padding: 0.3rem 0;
  color: var(--color-text-muted);
  text-decoration: none;
}
.site-breadcrumb .breadcrumb-item a:hover,
.site-breadcrumb .breadcrumb-item a:focus {
  color: var(--color-primary-ink);
  text-decoration: underline;
}
.site-breadcrumb .breadcrumb-item.active {
  color: var(--color-text-secondary);
}
.guide-index {
  margin: 0 0 var(--space-5);
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-3);
}
.guide-index li {
  margin: 0;
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
}
.guide-index a {
  color: var(--color-text);
  font-weight: 700;
  text-decoration: none;
}
.guide-index a:hover,
.guide-index a:focus {
  color: var(--color-primary-ink);
  text-decoration: underline;
}
.guide-index-desc {
  display: block;
  margin-top: var(--space-2);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
}
.guide-toc ol {
  padding-left: 1.15rem;
  margin-bottom: 0;
}
.guide-toc li {
  margin-bottom: 0.3rem;
}
.guide-toc a,
.guide-article a {
  color: var(--color-primary-ink);
}
.guide-lead {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
}
.guide-article p {
  line-height: 1.8;
}
.guide-article section[id],
.guide-article h2[id] {
  scroll-margin-top: calc(var(--header-height) + 1rem);
}
.error-code {
  margin-bottom: var(--space-2);
  color: var(--color-primary-solid);
  font-size: clamp(2.25rem, 8vw, 3.5rem);
  font-weight: 800;
  line-height: 1;
}
.contact-email-line {
  font-size: 1.15rem;
  font-weight: 700;
}
.contact-email-line a {
  color: var(--color-primary-ink);
}

/* ==========================================================================
   푸터
   ========================================================================== */
.site-footer {
  margin-top: var(--space-7);
  padding: var(--space-7) 0 var(--space-5);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}
.site-footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}
@media (min-width: 640px) {
  .site-footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 992px) {
  .site-footer-grid {
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: var(--space-6);
  }
}
.site-footer-brand-col {
  max-width: 26rem;
}
.site-footer-brand {
  margin-bottom: var(--space-2);
  color: var(--color-text);
  font-size: 1.2rem;
  font-weight: 600;
}
.site-footer-brand strong {
  color: var(--brand-blue);
  font-weight: 800;
}
.site-footer-desc {
  margin-bottom: var(--space-2);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  line-height: 1.7;
}
.site-footer-note {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  line-height: 1.6;
}
.site-footer-heading {
  margin-bottom: var(--space-3);
  color: var(--color-text);
  font-size: 0.9375rem;
  font-weight: 700;
}
.site-footer-links {
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-footer-links li {
  margin-bottom: 0.1rem;
}
.site-footer-links a {
  display: inline-block;
  padding: 0.35rem 0;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  text-decoration: none;
}
.site-footer-links a:hover,
.site-footer-links a:focus {
  color: var(--color-primary-ink);
  text-decoration: underline;
}
.site-footer-bottom {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  line-height: 1.65;
}

/* ==========================================================================
   버튼 (bootstrap 기본값 위에)
   ========================================================================== */
.btn {
  border-radius: var(--radius-md);
  font-weight: 700;
}
.btn-primary {
  min-height: 52px;
  padding: 0 var(--space-6);
  background: var(--color-primary-solid);
  border-color: var(--color-primary-solid);
  box-shadow: none;
  color: #ffffff;
}
.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
  background: var(--color-primary-hover) !important;
  border-color: var(--color-primary-hover) !important;
  box-shadow: none;
}
.btn-outline-secondary {
  min-height: 52px;
  padding: 0 var(--space-5);
  background: var(--color-surface);
  border-color: var(--color-border-strong);
  color: var(--color-text-secondary);
}
.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
}
.btn-sm {
  min-height: var(--tap-min);
  padding: 0 var(--space-4);
  font-size: 0.875rem;
}

/* 복사 안내 등 일시 알림 */
.site-toast {
  position: fixed;
  left: 50%;
  bottom: var(--space-5);
  z-index: 1100;
  max-width: min(92vw, 28rem);
  padding: var(--space-3) var(--space-4);
  background: #12304f;
  border-radius: var(--radius-md);
  color: var(--color-text-invert);
  font-size: 0.875rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  transform: translate(-50%, 1rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.site-toast.is-shown {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ==========================================================================
   광고 자리 — 높이를 미리 잡아 레이아웃 이동(CLS)을 막습니다
   ========================================================================== */
.ad-slot {
  min-height: 280px;
  margin: var(--space-6) auto;
  max-width: var(--content-max);
  padding: 0 var(--space-4);
}
.ad-slot .adsbygoogle {
  display: block;
  min-height: 280px;
}
@media (min-width: 992px) {
  .ad-slot,
  .ad-slot .adsbygoogle {
    min-height: 250px;
  }
}
/* 계산 버튼·결과와 광고 사이 간격을 넉넉히 둡니다 */
.calc-page + .ad-slot,
.ad-slot:first-of-type {
  margin-top: var(--space-7);
}

/* ==========================================================================
   좁은 화면 마무리
   ========================================================================== */
@media (max-width: 575.98px) {
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .trust-bar {
    padding: var(--space-4);
  }
  .mycalc,
  .allcalc-group {
    padding: var(--space-4);
  }
  .calc-search,
  .calc-search-lg {
    min-height: 56px;
    padding-left: var(--space-3);
  }
  .calc-search-btn {
    min-height: 46px;
    padding: 0 var(--space-4);
  }
  .search-panel {
    top: 0;
  }
  /* 히어로 높이 줄이기 */
  .home-hero {
    padding-top: var(--space-6);
    padding-bottom: var(--space-6);
  }
  .home-hero-chips .search-chip:nth-of-type(n + 5) {
    display: none;
  }
  .home-hero-privacy {
    margin-top: var(--space-4);
  }
  /* 터치 영역 확보 */
  .home-category-more,
  .allcalc-more a,
  .site-footer-links a {
    display: inline-flex;
    align-items: center;
    min-height: var(--tap-min);
  }
  .home-category-head {
    gap: var(--space-1) var(--space-3);
  }
}

/* ==========================================================================
   인쇄 — 결과만 깔끔하게 나오도록
   ========================================================================== */
@media print {
  .site-header,
  .site-nav-backdrop,
  .search-panel,
  .site-breadcrumb,
  .site-footer,
  .ad-slot,
  .accordion,
  .result-actions,
  .calc-guide,
  .skip-link,
  .mycalc,
  .calc-result-empty,
  #calc-form .quick-amounts,
  #calc-form .btn {
    display: none !important;
  }
  body {
    background: #ffffff;
  }
  .calc-shell {
    display: block !important;
  }
  .card {
    border: 1px solid #999999;
    box-shadow: none;
  }
  #result-box.card,
  .result-headline {
    background: #ffffff !important;
    border: 1px solid #999999;
  }
}