/*
Theme Name: KorCalc
Theme URI: https://korcalc.com
Description: 한국 금융·세무 전문 계산기 포털 테마 (v2.0 핀테크 디자인 시스템)
Author: KorCalc
Version: 2.0.0
*/

:root {
  --kc-primary:       #d97706;
  --kc-primary-hover: #b45309;
  --kc-primary-light: #fffbeb;
  --kc-primary-50:    #fef3c7;

  --kc-bg:            #f8fafc;
  --kc-surface:       #ffffff;
  --kc-border:        #e2e8f0;
  --kc-border-hover:  #cbd5e1;
  --kc-text:          #0f172a;
  --kc-text-md:       #334155;
  --kc-text-lo:       #64748b;
  --kc-text-xlo:      #94a3b8;

  --kc-success:       #059669;
  --kc-danger:        #dc2626;
  --kc-info:          #2563eb;

  --kc-nav-h:         64px;
  --kc-max-w-wide:    1140px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif;
  background-color: var(--kc-bg);
  color: var(--kc-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* ── GNB Header ── */
.kc-header {
  position: sticky;
  top: 0;
  height: var(--kc-nav-h);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--kc-border);
  z-index: 1000;
}

.kc-nav-inner {
  max-width: var(--kc-max-w-wide);
  height: 100%;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.kc-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 900;
  color: #0f172a;
  letter-spacing: -0.03em;
}

.kc-logo-badge {
  width: 32px;
  height: 32px;
  background: var(--kc-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 900;
  font-size: 17px;
}

.kc-gnb {
  display: flex;
  align-items: center;
  gap: 8px;
}

.kc-gnb-item {
  position: relative;
}

.kc-gnb-trigger {
  background: none;
  border: none;
  font-size: 15px;
  font-weight: 600;
  color: var(--kc-text-md);
  padding: 10px 14px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all .2s;
}

.kc-gnb-trigger:hover, .kc-gnb-item:hover .kc-gnb-trigger {
  color: var(--kc-primary);
  background: var(--kc-primary-light);
}

.kc-gnb-arrow {
  width: 12px;
  height: 12px;
  transition: transform .2s;
}

.kc-gnb-item:hover .kc-gnb-arrow {
  transform: rotate(180deg);
}

.kc-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  width: 290px;
  background: #ffffff;
  border: 1px solid var(--kc-border);
  border-radius: 12px;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all .2s ease;
}

.kc-gnb-item:hover .kc-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.kc-drop-link {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  transition: background .15s;
}

.kc-drop-link:hover {
  background: var(--kc-bg);
}

.kc-drop-icon {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.kc-drop-link strong {
  display: block;
  font-size: 14px;
  color: var(--kc-text);
  margin-bottom: 2px;
}

.kc-drop-link small {
  display: block;
  font-size: 12px;
  color: var(--kc-text-lo);
  line-height: 1.4;
}

.kc-burger {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  color: var(--kc-text);
}

/* ── 모바일 풀스크린 메뉴 ── */
.kc-mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: #ffffff;
  z-index: 2000;
  display: none;
  flex-direction: column;
  overflow-y: auto;
  padding: 24px 20px;
}

.kc-mobile-nav.active {
  display: flex;
}

.kc-mobile-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}

.kc-mob-cat {
  border-bottom: 1px solid var(--kc-border);
  padding-bottom: 12px;
  margin-bottom: 12px;
}

.kc-mob-cat-title {
  width: 100%;
  background: none;
  border: none;
  font-size: 16px;
  font-weight: 700;
  color: var(--kc-text);
  padding: 10px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.kc-mob-cat-links {
  display: none;
  padding-left: 12px;
  padding-top: 6px;
}

.kc-mob-cat.open .kc-mob-cat-links {
  display: block;
}

.kc-mob-cat.open .kc-mob-cat-title svg {
  transform: rotate(180deg);
}

.kc-mob-item {
  display: block;
  padding: 8px 0;
  font-size: 14px;
  color: var(--kc-text-md);
}

/* ── 메인 홈 대시보드 ── */
.kc-hero {
  padding: 56px 20px 48px;
  text-align: center;
  background: linear-gradient(180deg, #ffffff 0%, var(--kc-bg) 100%);
  border-bottom: 1px solid var(--kc-border);
}

.kc-hero h1 {
  font-size: 34px;
  font-weight: 900;
  color: var(--kc-text);
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.kc-hero p {
  font-size: 16px;
  color: var(--kc-text-lo);
  margin-bottom: 32px;
}

.kc-search-wrap {
  position: relative;
  max-width: 580px;
  margin: 0 auto;
}

.kc-search-input {
  width: 100%;
  height: 54px;
  padding: 0 20px 0 52px;
  background: #ffffff;
  border: 2px solid var(--kc-border);
  border-radius: 14px;
  font-size: 16px;
  outline: none;
  transition: all .2s;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.kc-search-input:focus {
  border-color: var(--kc-primary);
  box-shadow: 0 0 0 4px rgba(217, 119, 6, 0.12);
}

.kc-search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--kc-text-xlo);
  pointer-events: none;
}

.kc-search-results {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  width: 100%;
  background: #ffffff;
  border: 1px solid var(--kc-border);
  border-radius: 12px;
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.1);
  padding: 8px;
  max-height: 380px;
  overflow-y: auto;
  z-index: 100;
  text-align: left;
}

.kc-search-item {
  display: block;
  padding: 10px 14px;
  border-radius: 8px;
  transition: background .15s;
}

.kc-search-item:hover {
  background: var(--kc-bg);
}

.kc-search-item strong {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  color: var(--kc-text);
  margin-bottom: 2px;
}

.kc-search-item p {
  font-size: 12px;
  color: var(--kc-text-lo);
  margin: 0;
}

.kc-search-item.is-coming {
  opacity: 0.6;
  cursor: not-allowed;
}

.kc-search-no-match {
  padding: 16px;
  text-align: center;
  font-size: 14px;
  color: var(--kc-text-lo);
}

.kc-quick-tags {
  margin-top: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
}

.kc-quick-tag {
  font-size: 13px;
  font-weight: 600;
  color: var(--kc-text-md);
  background: #ffffff;
  border: 1px solid var(--kc-border);
  padding: 6px 14px;
  border-radius: 20px;
  transition: all .15s;
}

.kc-quick-tag:hover {
  border-color: var(--kc-primary);
  color: var(--kc-primary);
  background: var(--kc-primary-light);
}

/* ── 중단 TOP 4 섹션 ── */
.kc-section {
  max-width: var(--kc-max-w-wide);
  margin: 0 auto;
  padding: 48px 20px;
}

.kc-section-head {
  margin-bottom: 24px;
}

.kc-section-head h2 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--kc-text);
}

.kc-top4-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.kc-top4-card {
  background: var(--kc-surface);
  border: 1px solid var(--kc-border);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: all .2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.kc-top4-card:hover {
  transform: translateY(-3px);
  border-color: var(--kc-primary-50);
  box-shadow: 0 12px 24px rgba(217, 119, 6, 0.08);
}

.kc-card-icon-box {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.kc-top4-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--kc-text);
  margin-bottom: 8px;
}

.kc-top4-card p {
  font-size: 13px;
  color: var(--kc-text-lo);
  line-height: 1.5;
  margin-bottom: 16px;
  flex-grow: 1;
}

.kc-card-arrow {
  font-size: 13px;
  font-weight: 700;
  color: var(--kc-primary);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ── 하단 카테고리 탭 대시보드 ── */
.kc-tabs-wrap {
  margin-bottom: 24px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.kc-tab-btn {
  background: var(--kc-surface);
  border: 1px solid var(--kc-border);
  border-radius: 10px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 700;
  color: var(--kc-text-md);
  cursor: pointer;
  white-space: nowrap;
  transition: all .15s;
}

.kc-tab-btn:hover {
  border-color: var(--kc-border-hover);
}

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

.kc-all-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.kc-filter-card {
  background: var(--kc-surface);
  border: 1px solid var(--kc-border);
  border-radius: 14px;
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: all .2s;
}

.kc-filter-card:hover {
  border-color: var(--kc-primary-50);
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.05);
}

.kc-filter-card.is-coming {
  opacity: 0.65;
  cursor: default;
}

.kc-filter-card-info strong {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--kc-text);
  margin-bottom: 4px;
}

.kc-filter-card-info p {
  font-size: 13px;
  color: var(--kc-text-lo);
  line-height: 1.5;
}

.kc-badge-coming {
  font-size: 11px;
  font-weight: 700;
  background: #e2e8f0;
  color: #475569;
  padding: 2px 8px;
  border-radius: 6px;
}

/* ── Footer ── */
.kc-footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 56px 20px 32px;
  margin-top: 64px;
  border-top: 1px solid #1e293b;
}

.kc-footer-inner {
  max-width: var(--kc-max-w-wide);
  margin: 0 auto;
}

.kc-footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(auto-fit, minmax(130px, 1fr));
  gap: 40px;
  margin-bottom: 48px;
}

.kc-footer-brand-col h4 {
  color: #f8fafc;
  font-size: 20px;
  font-weight: 900;
  margin-bottom: 12px;
}

.kc-footer-brand-col p {
  font-size: 14px;
  line-height: 1.6;
  max-width: 320px;
}

.kc-footer-col h5 {
  color: #f8fafc;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 16px;
}

.kc-footer-links {
  list-style: none;
}

.kc-footer-links li {
  margin-bottom: 10px;
}

.kc-footer-links a {
  font-size: 13px;
  color: #94a3b8;
  transition: color .15s;
}

.kc-footer-links a:hover {
  color: #ffffff;
}

.kc-footer-bottom {
  padding-top: 24px;
  border-top: 1px solid #1e293b;
  font-size: 12px;
  color: #64748b;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* ── 반응형 미디어 쿼리 ── */
@media (max-width: 900px) {
  .kc-top4-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .kc-gnb {
    display: none;
  }
  .kc-burger {
    display: block;
  }
  .kc-hero h1 {
    font-size: 26px;
  }
  .kc-all-grid {
    grid-template-columns: 1fr;
  }
  .kc-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .kc-top4-grid {
    grid-template-columns: 1fr;
  }
  .kc-footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ═════════════════════════════════════════════════════════════
   KorCalc 완제품 표준 GNB (수직 정중앙 완벽 일치 규격)
   ═════════════════════════════════════════════════════════════ */
header.kc-site-header {
    width: 100%;
    background: #ffffff;
    border-bottom: 1px solid #f1f5f9;
    position: relative;
    z-index: 9999;
}
.kc-site-header .kc-header-container {
    max-width: 1280px;
    margin: 0 auto;
    height: 70px;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-sizing: border-box;
}

/* 좌측 로고 (중앙선 Y=35px) */
.kc-site-header .kc-logo-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: #0f172a;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.02em;
}
.kc-site-header .kc-logo-icon {
    width: 26px;
    height: 26px;
    background: #2563eb;
    border-radius: 7px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-weight: 800;
    font-size: 15px;
    line-height: 1;
}

/* 우측 네비게이터: 로고와 동일한 중앙선(Y=35px)으로 완벽 정렬 */
.kc-site-header .kc-gnb-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0;
    padding: 0;
    list-style: none;
}
.kc-site-header .kc-gnb-item {
    position: relative;
    display: inline-flex;
    align-items: center;
}

/* 상단 카테고리 버튼 */
.kc-site-header .kc-gnb-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 14.5px;
    font-weight: 600;
    color: #334155;
    background: transparent;
    border: none;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    line-height: 1;
    transition: background 0.15s ease, color 0.15s ease;
}
.kc-site-header .kc-gnb-item:hover .kc-gnb-btn {
    background: #f1f5f9;
    color: #0f172a;
}
.kc-site-header .kc-gnb-arrow {
    font-size: 9px;
    color: #94a3b8;
    margin-left: 2px;
    transition: transform 0.2s ease, color 0.2s ease;
}
.kc-site-header .kc-gnb-item:hover .kc-gnb-arrow {
    transform: rotate(180deg);
    color: #0f172a;
}

/* 단일 순백색 드롭다운 카드 */
.kc-site-header .kc-dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 8px;
    min-width: 154px;
    background: #ffffff;
    border: 1px solid #f1f5f9;
    border-radius: 14px;
    padding: 8px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
    z-index: 10000;
}

/* 마우스 호버 브릿지 (버튼에서 메뉴로 이동 시 꺼짐 방지) */
.kc-site-header .kc-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 0;
    width: 100%;
    height: 10px;
    background: transparent;
}
.kc-site-header .kc-gnb-item:hover .kc-dropdown-menu {
    display: block;
}

/* 드롭다운 항목 스타일 */
.kc-site-header .kc-dropdown-menu a {
    display: block;
    padding: 9px 14px;
    font-size: 13.5px;
    font-weight: 500;
    color: #334155;
    text-decoration: none;
    border-radius: 8px;
    white-space: nowrap;
    transition: background 0.15s ease, color 0.15s ease;
}
.kc-site-header .kc-dropdown-menu a:hover {
    background: #eff6ff;
    color: #2563eb;
    font-weight: 600;
}

/* ═ 모바일 네비게이반 - 2026-09-09 추가 ═ */
.kc-site-header .kc-mob-burger{display:none;background:none;border:none;padding:8px;cursor:pointer;color:#334155;border-radius:8px;transition:background .15s;-webkit-tap-highlight-color:transparent}
.kc-site-header .kc-mob-burger:hover{background:#f1f5f9}
.kc-mob-nav{position:fixed;top:0;right:0;width:300px;max-width:85vw;height:100vh;height:100dvh;background:#fff;z-index:100000;display:flex;flex-direction:column;padding:20px;overflow-y:auto;-webkit-overflow-scrolling:touch;transform:translateX(100%);transition:transform .25s cubic-bezier(.4,0,.2,1);box-shadow:-8px 0 30px rgba(0,0,0,0)}
.kc-mob-nav.open{transform:translateX(0);box-shadow:-8px 0 30px rgba(0,0,0,.1)}
.kc-mob-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(15,23,42,.3);z-index:99999;opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s}
.kc-mob-overlay.open{opacity:1;visibility:visible}
.kc-mob-nav-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid #f1f5f9;margin-bottom:8px}
.kc-mob-close{background:none;border:none;padding:8px;cursor:pointer;color:#334155;border-radius:8px;-webkit-tap-highlight-color:transparent}
.kc-mob-close:hover{background:#f1f5f9}
.kc-mob-section{padding:14px 0;border-bottom:1px solid #f1f5f9}
.kc-mob-section:last-child{border-bottom:none}
.kc-mob-cat-name{font-size:11.5px;font-weight:700;color:#94a3b8;text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px;padding:0 4px}
.kc-mob-links{display:flex;flex-direction:column;gap:2px}
.kc-mob-link{display:block;padding:11px 12px;font-size:15px;font-weight:600;color:#1e293b;border-radius:10px;transition:background .15s,color .15s;text-decoration:none;-webkit-tap-highlight-color:transparent}
.kc-mob-link:hover,.kc-mob-link:active{background:#eff6ff;color:#2563eb}
@media(max-width:768px){.kc-site-header .kc-gnb-nav{display:none}.kc-site-header .kc-mob-burger{display:flex;align-items:center;justify-content:center}.kc-site-header .kc-header-container{height:56px;padding:0 16px}}

/* KC-MOBILE-NAV-V1 ══════════════════════════════════════════════ */
.kc-logo-link { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; color: #0f172a; font-weight: 800; font-size: 17px; letter-spacing: -0.01em; }
.kc-logo-link .kc-logo-icon { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 7px; background: #2563eb; color: #fff; font-weight: 800; font-size: 15px; line-height: 1; flex-shrink: 0; }
.kc-site-header .kc-mob-burger { display: none; background: none; border: none; padding: 8px; cursor: pointer; color: #334155; border-radius: 8px; transition: background .15s; -webkit-tap-highlight-color: transparent; }
.kc-site-header .kc-mob-burger:hover { background: #f1f5f9; }
.kc-mob-nav { position: fixed; top: 0; right: 0; width: 300px; max-width: 85vw; height: 100vh; height: 100dvh; background: #fff; z-index: 100000; display: flex; flex-direction: column; padding: 20px; overflow-y: auto; -webkit-overflow-scrolling: touch; transform: translateX(100%); transition: transform .25s cubic-bezier(.4,0,.2,1); }
.kc-mob-nav.open { transform: translateX(0); box-shadow: -8px 0 30px rgba(0,0,0,.1); }
.kc-mob-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(15,23,42,.3); z-index: 99999; opacity: 0; visibility: hidden; transition: opacity .25s, visibility .25s; }
.kc-mob-overlay.open { opacity: 1; visibility: visible; }
.kc-mob-nav-top { display: flex; align-items: center; justify-content: space-between; padding-bottom: 16px; border-bottom: 1px solid #f1f5f9; margin-bottom: 8px; }
.kc-mob-close { background: none; border: none; padding: 8px; cursor: pointer; color: #334155; border-radius: 8px; -webkit-tap-highlight-color: transparent; }
.kc-mob-close:hover { background: #f1f5f9; }
.kc-mob-section { padding: 14px 0; border-bottom: 1px solid #f1f5f9; }
.kc-mob-section:last-child { border-bottom: none; }
.kc-mob-cat-name { font-size: 11.5px; font-weight: 700; color: #94a3b8; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 6px; padding: 0 4px; }
.kc-mob-links { display: flex; flex-direction: column; gap: 2px; }
.kc-mob-link { display: block; padding: 11px 12px; font-size: 15px; font-weight: 600; color: #1e293b; border-radius: 10px; transition: background .15s, color .15s; text-decoration: none; -webkit-tap-highlight-color: transparent; }
.kc-mob-link:hover, .kc-mob-link:active { background: #eff6ff; color: #2563eb; }
@media (max-width: 768px) {
  .kc-site-header .kc-gnb-nav { display: none; }
  .kc-site-header .kc-mob-burger { display: flex; align-items: center; justify-content: center; }
  .kc-site-header .kc-header-container { height: 56px; padding: 0 16px; }
}
/* KC-MOBILE-NAV-V1 END */

/* KC-FONT-V1: Pretendard 전역 적용 (버튼·폼 controls는 폰트 상속 안 되므로 명시) */
body, button, input, select, textarea, .kc-gnb-btn, .kc-tab-btn, .kc-logo-link {
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", sans-serif;
}