/* ============================================================
   알뜰살뜰 (Alttal-Salltal) — 절약·혜택 정보 사이트
   Light theme, Naver-green accent, mobile-first
   ============================================================ */

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

:root {
  --green: #03c75a;
  --green-dark: #02a94c;
  --green-soft: #e8f8ee;
  --ink: #111111;
  --ink-2: #333333;
  --muted: #6b7280;
  --line: #e8eaed;
  --bg: #ffffff;
  --bg-soft: #f7f8fa;
  --blue: #2b6cb0;
  --red: #e5484d;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 4px 16px rgba(0,0,0,.05);
  --shadow-hover: 0 4px 12px rgba(0,0,0,.08), 0 12px 32px rgba(0,0,0,.08);
  --max: 1120px;
  --font: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo",
          "Malgun Gothic", "맑은 고딕", "Noto Sans KR", system-ui, sans-serif;
}

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.7;
  word-break: keep-all;
  overflow-wrap: anywhere;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul, ol { margin: 0; padding: 0; list-style: none; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; gap: 28px;
  height: 64px;
}
.logo {
  display: flex; align-items: center; gap: 9px;
  font-size: 20px; font-weight: 800; letter-spacing: -.03em;
  color: var(--ink); flex-shrink: 0;
}
.logo-mark {
  width: 30px; height: 30px; border-radius: 9px;
  background: var(--green);
  display: grid; place-items: center;
  color: #fff; font-size: 16px; font-weight: 800;
}
.nav { display: flex; gap: 4px; margin-left: 8px; }
.nav a {
  padding: 8px 14px; border-radius: 8px;
  font-size: 15px; font-weight: 600; color: var(--ink-2);
  transition: background .15s, color .15s;
}
.nav a:hover, .nav a.active { background: var(--green-soft); color: var(--green-dark); }
.header-cta { margin-left: auto; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 18px; border-radius: 10px; border: 0;
  font-family: inherit; font-size: 15px; font-weight: 700;
  cursor: pointer; transition: transform .12s, box-shadow .15s, background .15s;
}
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); box-shadow: var(--shadow); }
.btn-ghost { background: var(--bg-soft); color: var(--ink-2); }
.btn-ghost:hover { background: var(--line); }

.menu-toggle { display: none; }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(120% 140% at 85% -20%, var(--green-soft) 0%, transparent 55%),
    var(--bg);
  border-bottom: 1px solid var(--line);
  padding: 56px 0 48px;
}
.hero h1 {
  margin: 0 0 14px;
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.28; font-weight: 800; letter-spacing: -.035em;
}
.hero h1 em { color: var(--green); font-style: normal; }
.hero p {
  margin: 0 0 28px; max-width: 620px;
  font-size: 17px; color: var(--muted);
}
.search-box {
  display: flex; max-width: 560px;
  background: #fff; border: 2px solid var(--green);
  border-radius: 999px; padding: 5px 5px 5px 20px;
  box-shadow: 0 6px 24px rgba(3,199,90,.13);
}
.search-box input {
  flex: 1; border: 0; outline: 0; background: transparent;
  font-family: inherit; font-size: 16px; color: var(--ink);
}
.search-box input::placeholder { color: #9ca3af; }
.search-box button {
  border: 0; border-radius: 999px; padding: 11px 22px;
  background: var(--green); color: #fff;
  font-family: inherit; font-size: 15px; font-weight: 700; cursor: pointer;
  transition: background .15s;
}
.search-box button:hover { background: var(--green-dark); }

/* ---------- Sections ---------- */
.section { padding: 52px 0; }
.section-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 16px; margin-bottom: 24px;
}
.section-head h2 {
  margin: 0; font-size: 23px; font-weight: 800; letter-spacing: -.03em;
}
.section-head p { margin: 6px 0 0; font-size: 15px; color: var(--muted); }
.section-head .more {
  font-size: 14px; font-weight: 700; color: var(--green-dark);
  white-space: nowrap; flex-shrink: 0;
}
.section-head .more:hover { text-decoration: underline; }

/* ---------- Category chips ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 26px; }
.chip {
  padding: 9px 16px; border-radius: 999px;
  background: var(--bg-soft); border: 1px solid var(--line);
  font-size: 14px; font-weight: 600; color: var(--ink-2);
  cursor: pointer; transition: all .15s;
}
.chip:hover { border-color: var(--green); color: var(--green-dark); }
.chip.active { background: var(--green); border-color: var(--green); color: #fff; }

/* ---------- Card grid ---------- */
.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
  transition: transform .18s, box-shadow .18s, border-color .18s;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: #dfe3e8;
}
.card-thumb {
  aspect-ratio: 16 / 9;
  display: grid; place-items: center;
  font-size: 40px;
  background: var(--green-soft);
}
.card-body { padding: 16px 18px 18px; display: flex; flex-direction: column; flex: 1; }
.card-tag {
  display: inline-block; align-self: flex-start;
  padding: 3px 9px; margin-bottom: 9px; border-radius: 6px;
  background: var(--green-soft); color: var(--green-dark);
  font-size: 12px; font-weight: 700;
}
.card h3 {
  margin: 0 0 8px; font-size: 17px; font-weight: 700;
  line-height: 1.42; letter-spacing: -.02em;
}
.card p {
  margin: 0 0 14px; font-size: 14px; color: var(--muted);
  line-height: 1.6; flex: 1;
}
.card-meta {
  display: flex; align-items: center; gap: 10px;
  font-size: 12.5px; color: #9ca3af;
  padding-top: 12px; border-top: 1px solid var(--line);
}
.card-meta .hot { color: var(--red); font-weight: 700; }

/* ---------- Deal list (horizontal) ---------- */
.deal-list { display: flex; flex-direction: column; gap: 14px; }
.deal-item {
  display: flex; align-items: center; gap: 18px;
  padding: 16px 20px; border: 1px solid var(--line);
  border-radius: var(--radius); background: #fff;
  transition: border-color .15s, box-shadow .15s;
}
.deal-item:hover { border-color: var(--green); box-shadow: var(--shadow); }
.deal-icon {
  width: 52px; height: 52px; flex-shrink: 0;
  border-radius: 12px; background: var(--green-soft);
  display: grid; place-items: center; font-size: 24px;
}
.deal-main { flex: 1; min-width: 0; }
.deal-main h3 { margin: 0 0 4px; font-size: 16px; font-weight: 700; }
.deal-main p { margin: 0; font-size: 13.5px; color: var(--muted); }
.deal-side { text-align: right; flex-shrink: 0; }
.deal-badge {
  display: inline-block; padding: 5px 12px; border-radius: 8px;
  background: var(--green); color: #fff;
  font-size: 14px; font-weight: 800;
}
.deal-period { display: block; margin-top: 6px; font-size: 12.5px; color: #9ca3af; }

/* ---------- Stats strip ---------- */
.stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; margin-top: 40px;
}
.stat { background: #fff; padding: 24px 20px; text-align: center; }
.stat b { display: block; font-size: 26px; font-weight: 800; color: var(--green-dark); letter-spacing: -.02em; }
.stat span { font-size: 13.5px; color: var(--muted); }

/* ---------- Article ---------- */
.article { max-width: 760px; margin: 0 auto; padding: 44px 0 64px; }
.article-head { margin-bottom: 30px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.article-head h1 {
  margin: 10px 0 14px; font-size: clamp(24px, 4vw, 34px);
  line-height: 1.34; font-weight: 800; letter-spacing: -.035em;
}
.article-info { display: flex; gap: 14px; font-size: 13.5px; color: #9ca3af; }
.article-body { font-size: 16.5px; line-height: 1.85; color: var(--ink-2); }
.article-body h2 {
  margin: 40px 0 14px; font-size: 22px; font-weight: 800;
  letter-spacing: -.03em; color: var(--ink);
  padding-left: 13px; border-left: 4px solid var(--green);
}
.article-body h3 { margin: 28px 0 10px; font-size: 18px; font-weight: 700; color: var(--ink); }
.article-body p { margin: 0 0 18px; }
.article-body ul, .article-body ol { margin: 0 0 20px; padding-left: 4px; }
.article-body li { position: relative; padding-left: 20px; margin-bottom: 9px; }
.article-body ul li::before {
  content: ""; position: absolute; left: 4px; top: .72em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--green);
}
.article-body ol { counter-reset: n; }
.article-body ol li { counter-increment: n; padding-left: 30px; }
.article-body ol li::before {
  content: counter(n); position: absolute; left: 0; top: .05em;
  width: 21px; height: 21px; border-radius: 50%;
  background: var(--green-soft); color: var(--green-dark);
  font-size: 12.5px; font-weight: 800;
  display: grid; place-items: center;
}
.callout {
  margin: 24px 0; padding: 18px 20px;
  background: var(--green-soft); border-left: 4px solid var(--green);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 15.5px; color: var(--ink-2);
}
.callout strong { color: var(--green-dark); }
.table-wrap { overflow-x: auto; margin: 0 0 22px; }
.article-body table {
  width: 100%; border-collapse: collapse; font-size: 15px;
  border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden;
}
.article-body th, .article-body td {
  padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line);
}
.article-body th { background: var(--bg-soft); font-weight: 700; }
.article-body tr:last-child td { border-bottom: 0; }

/* ---------- Breadcrumb ---------- */
.crumb { font-size: 13.5px; color: #9ca3af; margin-bottom: 4px; }
.crumb a:hover { color: var(--green-dark); }
.crumb span { margin: 0 6px; }

/* ---------- Page head ---------- */
.page-head {
  padding: 40px 0 26px; border-bottom: 1px solid var(--line);
  background: var(--bg-soft);
}
.page-head h1 { margin: 0 0 8px; font-size: clamp(24px, 4vw, 32px); font-weight: 800; letter-spacing: -.035em; }
.page-head p { margin: 0; color: var(--muted); font-size: 15.5px; }

/* ---------- Notice / adslot ---------- */
.adslot {
  margin: 32px 0; padding: 22px; border: 1px dashed #d5d9de;
  border-radius: var(--radius); background: var(--bg-soft);
  text-align: center; font-size: 13px; color: #9ca3af;
}

/* ---------- Footer ---------- */
.site-footer {
  margin-top: 40px; padding: 44px 0 34px;
  background: #1b1d21; color: #b9bec7; font-size: 14px;
}
.footer-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 32px; margin-bottom: 30px;
}
.site-footer .logo { color: #fff; margin-bottom: 12px; }
.site-footer p { margin: 0 0 8px; line-height: 1.75; color: #8b919b; font-size: 13.5px; }
.footer-col h4 { margin: 0 0 14px; color: #fff; font-size: 14.5px; font-weight: 700; }
.footer-col a { display: block; padding: 5px 0; color: #8b919b; font-size: 13.5px; transition: color .15s; }
.footer-col a:hover { color: var(--green); }
.footer-bottom {
  padding-top: 22px; border-top: 1px solid #2f3238;
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  font-size: 12.5px; color: #6f757e;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav { display: none; }
  .menu-toggle {
    display: grid; place-items: center; margin-left: auto;
    width: 40px; height: 40px; border: 0; border-radius: 10px;
    background: var(--bg-soft); cursor: pointer; font-size: 18px;
  }
  .header-cta { display: none; }
}
@media (max-width: 620px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .hero { padding: 40px 0 34px; }
  .section { padding: 38px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .deal-item { align-items: flex-start; }
  .deal-side { text-align: right; }
  .article-body { font-size: 16px; }
}

/* ============================================================
   Sedo 제휴 배너 (도메인 마켓플레이스 광고)
   ============================================================ */
.sedo-ad {
  display: block;
  margin: 32px 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(135deg, #f8fffb 0%, #ffffff 55%, #f2f8ff 100%);
  overflow: hidden;
  transition: transform .18s, box-shadow .18s, border-color .18s;
  position: relative;
}
.sedo-ad:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  border-color: #cfd6dd;
}
.sedo-ad-inner {
  display: flex; align-items: center; gap: 20px;
  padding: 20px 24px;
}
.sedo-ad-art { flex-shrink: 0; }
.sedo-ad-art svg { display: block; }
.sedo-ad-body { flex: 1; min-width: 0; display: block; }
.sedo-ad-label {
  display: inline-block; padding: 2px 8px; margin-bottom: 8px;
  border-radius: 5px; background: #eef1f4; color: #7a828b;
  font-size: 11px; font-weight: 700; letter-spacing: .04em;
}
.sedo-ad-title {
  display: block; margin: 0 0 5px; font-size: 17px; font-weight: 800;
  letter-spacing: -.025em; color: var(--ink); line-height: 1.35;
}
.sedo-ad-body p {
  margin: 0; font-size: 13.5px; color: var(--muted); line-height: 1.55;
}
.sedo-ad-cta {
  flex-shrink: 0; display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 18px; border-radius: 10px;
  background: var(--green); color: #fff;
  font-size: 14px; font-weight: 700; white-space: nowrap;
}
.sedo-ad:hover .sedo-ad-cta { background: var(--green-dark); }

/* 페이지 하단 좌우 배너형(가로 슬림) */
.sedo-ad-slim .sedo-ad-inner { padding: 16px 22px; gap: 16px; }
.sedo-ad-slim .sedo-ad-title { font-size: 15.5px; }

@media (max-width: 620px) {
  .sedo-ad-inner { flex-wrap: wrap; gap: 14px; }
  .sedo-ad-art { display: none; }
  .sedo-ad-cta { width: 100%; justify-content: center; }
}

/* 상단 광고 컨테이너 */
.sedo-top { padding-top: 20px; padding-bottom: 4px; }
.sedo-top .sedo-ad { margin: 0; }