/* =====================================================
   학원찾기 · 깔끔 화이트 + 민트 포인트
   ===================================================== */
:root {
  --mint:        #10B981;
  --mint-50:     #ECFDF5;
  --mint-100:    #D1FAE5;
  --mint-700:    #047857;
  --amber:       #F59E0B;
  --amber-50:    #FFFBEB;
  --grey-50:     #F9FAFB;
  --grey-100:    #F3F4F6;
  --grey-200:    #E5E7EB;
  --grey-300:    #D1D5DB;
  --grey-500:    #6B7280;
  --grey-700:    #374151;
  --grey-900:    #111827;
  --bg:          #FFFFFF;
  --text:        #111827;
  --muted:       #6B7280;
  --border:      #E5E7EB;
  --shadow-sm:   0 1px 2px rgba(0,0,0,.04);
  --shadow:      0 4px 12px rgba(0,0,0,.06);
  --radius:      12px;
  --radius-lg:   18px;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard",
               "Noto Sans KR", "Malgun Gothic", sans-serif;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--mint-700); }

img { max-width: 100%; }

.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.num { text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- header ---------- */
.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(160%) blur(8px);
  position: sticky; top: 0; z-index: 50;
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 1.1rem; }
.brand-logo { font-size: 1.4rem; }
.header-nav { display: flex; gap: 18px; font-size: 0.95rem; }
.header-nav a:hover { color: var(--mint); }

/* ---------- hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--mint-50) 0%, #fff 100%);
  padding: 64px 0 56px;
  text-align: center;
}
.hero-title { font-size: 2.4rem; margin: 0 0 8px; letter-spacing: -0.02em; }
.hero-title .accent { color: var(--mint); }
.hero-sub { color: var(--muted); margin: 0 0 28px; }
.hero-search {
  max-width: 560px; margin: 0 auto;
  display: flex; gap: 8px; padding: 6px;
  background: #fff; border: 1px solid var(--border);
  border-radius: 999px; box-shadow: var(--shadow);
}
.hero-search input {
  flex: 1; border: 0; padding: 12px 18px; font-size: 1rem; outline: none;
  background: transparent;
}
.hero-search button { border-radius: 999px; padding: 10px 22px; }
.hero-hint { margin-top: 20px; color: var(--muted); }
.hero-hint a { color: var(--mint); font-weight: 600; }

/* ---------- section ---------- */
.section-title { font-size: 1.25rem; margin: 48px 0 18px; }

/* ---------- field grid ---------- */
.field-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
}
@media (max-width: 720px) { .field-grid { grid-template-columns: repeat(2, 1fr); } }
.field-tile {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 28px 16px; background: #fff;
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.field-tile:hover {
  border-color: var(--mint);
  box-shadow: 0 6px 18px rgba(16,185,129,.15);
  transform: translateY(-2px);
}
.field-icon { font-size: 2rem; margin-bottom: 8px; }
.field-label { font-weight: 600; }

/* ---------- region grid ---------- */
.region-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.region-chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; background: var(--grey-50);
  border: 1px solid var(--border); border-radius: 999px;
  font-size: 0.95rem;
  transition: all .15s;
}
.region-chip:hover { border-color: var(--mint); background: var(--mint-50); color: var(--mint-700); }
.region-count { color: var(--muted); font-size: 0.8rem; }

/* ---------- footer ---------- */
.site-footer { margin-top: 80px; padding: 40px 0; border-top: 1px solid var(--border); color: var(--muted); }
.site-footer a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-block; cursor: pointer; font-family: inherit; font-size: 0.95rem; font-weight: 600;
  padding: 10px 18px; border: 1px solid var(--border); background: #fff; color: var(--text);
  border-radius: 10px; transition: all .15s;
}
.btn:hover { border-color: var(--mint); color: var(--mint-700); }
.btn-primary { background: var(--mint); color: #fff; border-color: var(--mint); }
.btn-primary:hover { background: var(--mint-700); border-color: var(--mint-700); color: #fff; }
.btn-outline { background: transparent; border-color: var(--mint); color: var(--mint-700); }
.btn-ghost   { background: transparent; border-color: transparent; }
.btn-ghost:hover { background: var(--mint-50); }
.btn-block   { width: 100%; }
.btn-sm      { padding: 6px 12px; font-size: 0.85rem; border-radius: 8px; }
.btn:disabled { opacity: .55; cursor: not-allowed; }

.link-btn { background: transparent; border: 0; color: var(--muted); cursor: pointer; font-size: 0.8rem; padding: 0 4px; }
.link-btn:hover { color: var(--mint-700); }

/* ---------- form ---------- */
.field { display: block; margin-bottom: 14px; }
.field span { display: block; font-size: 0.9rem; margin-bottom: 6px; color: var(--grey-700); }
.field input[type="text"], .field input[type="password"], .field input[type="file"] {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px;
  font-family: inherit; font-size: 0.95rem;
}
.field input:focus { outline: 2px solid var(--mint-100); border-color: var(--mint); }

.check { display: flex; align-items: center; gap: 8px; }
.check input { accent-color: var(--mint); }

/* ---------- alerts ---------- */
.alert { padding: 12px 14px; border-radius: 10px; margin-bottom: 16px; font-size: 0.95rem; }
.alert-error   { background: #FEF2F2; color: #991B1B; border: 1px solid #FECACA; }
.alert-success { background: var(--mint-50); color: var(--mint-700); border: 1px solid var(--mint-100); }

/* ---------- card ---------- */
.card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow-sm);
  margin: 18px 0;
}

/* ---------- search page ---------- */
.search-page { padding-bottom: 60px; }
.search-bar {
  display: flex; gap: 8px; padding: 6px;
  background: #fff; border: 1px solid var(--border);
  border-radius: 999px; box-shadow: var(--shadow-sm); margin: 28px 0 16px;
}
.search-bar input {
  flex: 1; border: 0; outline: none; padding: 10px 14px; font-size: 1rem; background: transparent;
}
.search-bar button { border-radius: 999px; padding: 8px 18px; }

.search-title {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-size: 1.4rem; margin: 4px 0 18px;
}

.search-layout {
  display: grid; grid-template-columns: 220px 1fr; gap: 28px;
}
@media (max-width: 800px) {
  .search-layout { grid-template-columns: 1fr; }
}

.filters .filter-group { margin-bottom: 24px; }
.filters h3 { font-size: 0.95rem; margin: 0 0 8px; }
.filter-list { list-style: none; padding: 0; margin: 0; }
.filter-list li { margin: 2px 0; }
.filter-list a {
  display: block; padding: 6px 10px; border-radius: 6px; font-size: 0.92rem;
  color: var(--grey-700);
}
.filter-list a:hover { background: var(--grey-100); }
.filter-list a.active { background: var(--mint-50); color: var(--mint-700); font-weight: 600; }

.result-grid {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
}
@media (max-width: 720px) { .result-grid { grid-template-columns: 1fr; } }
.result-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column; gap: 6px;
  transition: border-color .15s, box-shadow .15s;
}
.result-card:hover { border-color: var(--mint); box-shadow: 0 6px 18px rgba(16,185,129,.10); }
.card-head { display: flex; align-items: start; justify-content: space-between; gap: 10px; }
.card-title { font-weight: 700; font-size: 1.05rem; }
.card-tags  { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; }
.card-meta  { display: flex; gap: 6px; font-size: 0.9rem; color: var(--grey-700); }
.card-meta .meta-icon { color: var(--muted); }
.card-actions { display: flex; gap: 6px; margin-top: 10px; }

.tag {
  display: inline-block; font-size: 0.78rem; padding: 3px 9px; border-radius: 999px;
  background: var(--grey-100); color: var(--grey-700);
}
.tag-mint { background: var(--mint-50); color: var(--mint-700); }

.badge {
  display: inline-block; font-size: 0.75rem; padding: 3px 9px; border-radius: 999px;
}
.badge-mint  { background: var(--mint-50); color: var(--mint-700); }
.badge-amber { background: var(--amber-50); color: #B45309; }
.badge-grey  { background: var(--grey-100); color: var(--grey-700); }

/* ---------- pagination ---------- */
.pagination { display: flex; justify-content: center; gap: 4px; margin: 24px 0; }
.pagination a {
  min-width: 32px; height: 32px; line-height: 30px; text-align: center;
  border: 1px solid var(--border); border-radius: 8px; padding: 0 8px; font-size: 0.9rem;
}
.pagination a:hover { border-color: var(--mint); color: var(--mint-700); }
.pagination a.active { background: var(--mint); color: #fff; border-color: var(--mint); }

/* ---------- detail ---------- */
.detail-page { padding-bottom: 60px; }
.back-link { display: inline-block; margin: 18px 0; color: var(--muted); }
.detail-head { margin-bottom: 18px; }
.detail-head-top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.detail-name { font-size: 1.8rem; margin: 0; }
.detail-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }

.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 800px) { .detail-grid { grid-template-columns: 1fr; } }

.info-list { display: grid; grid-template-columns: 100px 1fr; row-gap: 8px; column-gap: 10px; margin: 0; }
.info-list dt { color: var(--muted); font-size: 0.9rem; }
.info-list dd { margin: 0; }
.detail-actions { display: flex; gap: 8px; margin-top: 16px; }

.map-canvas { position: relative; width: 100%; height: 360px; border-radius: 12px; overflow: hidden; background: var(--grey-50); }
.map-placeholder {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 12px; color: var(--muted);
}

.detail-courses .data-table { margin-top: 10px; }

/* ---------- compare ---------- */
.compare-table-wrap { overflow-x: auto; }
.compare-table {
  width: 100%; border-collapse: separate; border-spacing: 0;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
}
.compare-table th, .compare-table td {
  padding: 12px 14px; border-bottom: 1px solid var(--border);
  vertical-align: top; font-size: 0.93rem;
}
.compare-table thead th {
  background: var(--mint-50); color: var(--mint-700); font-weight: 700;
}
.compare-table tbody th {
  background: var(--grey-50); color: var(--muted); width: 90px; font-weight: 600;
}

/* ---------- empty / recent ---------- */
.empty-state { text-align: center; padding: 60px 0; color: var(--muted); }
.empty-state .btn { margin-top: 16px; }

.recent-card {
  display: block; padding: 14px;
  border: 1px solid var(--border); border-radius: 10px; background: #fff;
}
.recent-card:hover { border-color: var(--mint); }
.recent-name { font-weight: 600; }

/* ---------- ad ---------- */
.ad-slot { margin: 24px 0; min-height: 90px; }
.ad-banner { padding: 20px; background: var(--grey-50); border-radius: 12px; }
.ad-inline { padding: 14px; background: var(--grey-50); border-radius: 12px; grid-column: 1 / -1; }

/* ===== ADMIN ===== */
.admin-shell { background: var(--grey-50); min-height: 100vh; }
.admin-nav {
  background: var(--grey-900); color: #fff; padding: 12px 0;
  position: sticky; top: 0; z-index: 50;
}
.admin-nav a { color: #fff; opacity: 0.85; }
.admin-nav a:hover { opacity: 1; color: var(--mint); }
.nav-inner { display: flex; justify-content: space-between; align-items: center; }
.nav-brand { font-weight: 700; }
.nav-links { display: flex; gap: 18px; }
.nav-logout { color: #fca5a5 !important; }

.auth-card {
  max-width: 380px; margin: 80px auto; padding: 32px;
  background: #fff; border-radius: 14px; box-shadow: 0 8px 24px rgba(0,0,0,.06);
  border: 1px solid var(--border);
}
.auth-title { margin: 0 0 16px; font-size: 1.35rem; }
.auth-desc  { color: var(--muted); margin: 0 0 16px; font-size: 0.92rem; }
.auth-hint  { text-align: center; color: var(--muted); margin-top: 12px; font-size: 0.9rem; }

.stats-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin: 18px 0;
}
@media (max-width: 800px) { .stats-grid { grid-template-columns: repeat(2, 1fr); } }
.stat-card { background: #fff; border: 1px solid var(--border); padding: 18px; border-radius: 12px; }
.stat-label { color: var(--muted); font-size: 0.85rem; }
.stat-value { font-size: 1.7rem; font-weight: 700; margin-top: 4px; font-variant-numeric: tabular-nums; }
.stat-value.mint { color: var(--mint-700); }
.stat-value.amber { color: #B45309; }
.stat-value.grey { color: var(--grey-700); }

.row-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 800px) { .row-2col { grid-template-columns: 1fr; } }

.data-table { width: 100%; border-collapse: collapse; font-size: 0.93rem; }
.data-table th, .data-table td {
  padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: left;
}
.data-table thead th { background: var(--grey-50); color: var(--grey-700); font-weight: 600; }

.result-list { margin: 8px 0 0; padding-left: 18px; }
.hint { margin-top: 20px; color: var(--muted); }
.hint summary { cursor: pointer; padding: 8px 0; }