/* ========================================
   군 입대 모집 공고
   Theme: White + Sky Blue (Clean & Readable)
   ======================================== */

:root {
  /* 색상 - 흰색 + 하늘색 */
  --bg: #f5fafd;
  --bg-card: #ffffff;
  --ink: #0f1e2e;
  --ink-soft: #4a5b6f;
  --ink-mute: #7d8a9a;
  --line: #d8e6ef;
  --line-soft: #e8f0f6;

  /* 하늘색 액센트 */
  --sky: #4ba3e0;
  --sky-deep: #2e7fb8;
  --sky-light: #e3f1fb;
  --sky-bg: #f0f7fc;

  --danger: #d94c4c;

  /* 폰트 */
  --font-body: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;

  /* 그림자 */
  --shadow-card: 0 2px 8px rgba(75, 163, 224, 0.08), 0 1px 2px rgba(15, 30, 46, 0.04);
  --shadow-hover: 0 8px 20px rgba(75, 163, 224, 0.18), 0 2px 4px rgba(15, 30, 46, 0.06);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 400;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========== HEADER ========== */
.site-header {
  background: linear-gradient(180deg, #ffffff 0%, var(--sky-bg) 100%);
  border-bottom: 1px solid var(--line);
  padding: 36px 24px 32px;
}

/* ========== DISCLAIMER BANNER ========== */
.disclaimer-banner {
  background: #fff8e8;
  border-bottom: 1px solid #f0d990;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  text-align: center;
}

.disclaimer-icon {
  font-size: 16px;
  line-height: 1;
}

.disclaimer-text {
  font-size: 14px;
  font-weight: 500;
  color: #7a5500;
  letter-spacing: -0.01em;
}

.disclaimer-text strong {
  font-weight: 700;
  color: #5c4000;
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  text-align: center;
}

.site-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.site-sub {
  font-size: 16px;
  font-weight: 500;
  color: var(--sky-deep);
  letter-spacing: 0.02em;
}

/* ========== CONTAINER ========== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px 24px 60px;
}

/* ========== FILTERS ========== */
.filters {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 28px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-card);
}

.search-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 18px;
  color: var(--ink-mute);
  pointer-events: none;
}

#searchInput {
  width: 100%;
  padding: 16px 18px 16px 50px;
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 500;
  color: var(--ink);
  background: var(--bg);
  border: 2px solid var(--line);
  border-radius: 12px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}

#searchInput:focus {
  border-color: var(--sky);
  background: #fff;
  box-shadow: 0 0 0 4px var(--sky-light);
}

#searchInput::placeholder {
  color: var(--ink-mute);
  font-weight: 400;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.filter-label {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  min-width: 44px;
}

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

.chip {
  padding: 10px 18px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-soft);
  background: var(--bg);
  border: 2px solid var(--line);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.15s ease;
  letter-spacing: -0.01em;
}

.chip:hover {
  border-color: var(--sky);
  color: var(--sky-deep);
  background: var(--sky-light);
}

.chip.active {
  background: var(--sky);
  color: #ffffff;
  border-color: var(--sky);
  box-shadow: 0 2px 8px rgba(75, 163, 224, 0.3);
}

/* ========== RESULT BAR ========== */
.result-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 18px;
  padding-left: 4px;
}

.result-count {
  display: inline-flex;
  align-items: center;
}

#visibleCount {
  font-size: 18px;
  color: var(--sky-deep);
  font-weight: 800;
  margin: 0 2px;
}

/* 정렬 토글 */
.sort-toggle {
  display: inline-flex;
  background: var(--bg-card);
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 3px;
  gap: 2px;
}

.sort-btn {
  padding: 8px 14px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-mute);
  background: transparent;
  border: none;
  border-radius: 7px;
  cursor: pointer;
  transition: all 0.15s ease;
  letter-spacing: -0.01em;
}

.sort-btn:hover {
  color: var(--sky-deep);
}

.sort-btn.active {
  background: var(--sky);
  color: #ffffff;
  box-shadow: 0 1px 3px rgba(75, 163, 224, 0.25);
}

/* ========== CARD GRID ========== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 18px;
}

/* ========== CARD ========== */
.card {
  background: var(--bg-card);
  border: 1.5px solid var(--line);
  border-radius: 16px;
  padding: 22px;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-card);
  animation: cardIn 0.4s ease both;
  overflow: hidden;
}

@keyframes cardIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

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

/* 군별 좌측 상단 액센트 (작은 점) */
.card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.branch-tag {
  font-size: 16px;
  font-weight: 800;
  color: var(--sky-deep);
  letter-spacing: -0.01em;
}

.card[data-branch="육군"] .branch-tag { color: #2d7a3a; }
.card[data-branch="해군"] .branch-tag { color: #1e5a8a; }
.card[data-branch="공군"] .branch-tag { color: #2e7fb8; }
.card[data-branch="해병대"] .branch-tag { color: #b8442a; }
.card[data-branch="카투사"] .branch-tag { color: #4a5fa5; }

.category-tag {
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 6px;
  background: var(--sky-light);
  color: var(--sky-deep);
}

.category-tag.draft {
  background: #fde8e8;
  color: var(--danger);
}

.card-mos {
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.card-divider {
  height: 1px;
  background: var(--line-soft);
  margin: 2px 0;
}

.card-dates {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.date-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.date-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-mute);
}

.date-value {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.date-value.urgent {
  color: var(--danger);
}

/* 카드 하단 - 공식 확인 라벨 */
.card-footer {
  margin-top: 4px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.verify-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-mute);
  letter-spacing: -0.01em;
}

.card:hover .verify-label {
  color: var(--sky-deep);
}

/* ========== LOADING / EMPTY ========== */
.loading-state {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  color: var(--ink-mute);
  gap: 16px;
  font-size: 15px;
}

.loader {
  width: 36px;
  height: 36px;
  border: 3px solid var(--line);
  border-top-color: var(--sky);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  text-align: center;
  color: var(--ink-soft);
}

.empty-state h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}

.empty-state p {
  font-size: 15px;
  color: var(--ink-mute);
}

/* ========== ERROR STATE ========== */
.error-state {
  grid-column: 1 / -1;
  padding: 32px;
  background: #fef5f5;
  border: 1.5px solid var(--danger);
  border-radius: 12px;
  text-align: center;
}

.error-state h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--danger);
  margin-bottom: 8px;
}

.error-state p {
  font-size: 14px;
  color: var(--ink-soft);
}

/* ========== FOOTER ========== */
.site-footer {
  border-top: 1px solid var(--line);
  background: #ffffff;
  padding: 24px 16px;
  text-align: center;
  margin-top: 40px;
}

.site-footer p {
  font-size: 13px;
  color: var(--ink-mute);
  margin: 2px 0;
  line-height: 1.6;
}

.footer-disclaimer-strong {
  font-size: 13px !important;
  font-weight: 700 !important;
  color: var(--ink-soft) !important;
  margin-bottom: 6px !important;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .site-header {
    padding: 28px 20px 24px;
  }

  .site-title { font-size: 28px; }
  .site-sub { font-size: 14px; }

  .disclaimer-banner {
    padding: 10px 16px;
  }

  .disclaimer-text {
    font-size: 13px;
    line-height: 1.5;
  }

  .container {
    padding: 24px 16px 60px;
  }

  .filters {
    padding: 18px;
    gap: 14px;
    border-radius: 14px;
  }

  #searchInput {
    padding: 14px 16px 14px 46px;
    font-size: 16px;
  }

  .filter-group {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .chip {
    padding: 9px 14px;
    font-size: 14px;
  }

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

  .card { padding: 20px; }
  .card-mos { font-size: 20px; }
}

@media (max-width: 480px) {
  .site-title { font-size: 24px; }
  .filter-label { font-size: 14px; }
  .card-mos { font-size: 19px; }
  .date-value { font-size: 15px; }
}