/* 조율(JOYUL) 웹사이트 공통 스타일 */
:root {
  --brand: #7E207D;
  --brand-dark: #661965;
  --brand-soft: #F9EFF9;
  --ink: #0F172A;
  --text: #1E293B;
  --muted: #64748B;
  --faint: #94A3B8;
  --line: #E2E8F0;
  --bg: #F8FAFC;
  --white: #FFFFFF;
  --student: #7E207D;
  --parent: #0F766E;
  --teacher: #1D4ED8;
  --academy: #B45309;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  word-break: keep-all;
}
a { color: var(--brand); }
img { max-width: 100%; display: block; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }

/* 머리 */
.top { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.top .logo img { height: 26px; width: auto; }
.top nav { display: flex; gap: 18px; font-size: 14px; font-weight: 700; }
.top nav a { color: var(--text); text-decoration: none; }
.top nav a:hover { color: var(--brand); }

/* 첫 화면 */
.hero { padding: 88px 0 72px; background: linear-gradient(180deg, var(--brand-soft) 0%, var(--white) 100%); }
.hero h1 { font-size: clamp(30px, 5vw, 48px); line-height: 1.3; color: var(--ink); margin: 0 0 18px; letter-spacing: -0.02em; }
.hero h1 em { font-style: normal; color: var(--brand); }
.hero p.lead { font-size: clamp(16px, 2.2vw, 19px); color: var(--muted); margin: 0 0 32px; max-width: 640px; }
.btns { display: flex; flex-wrap: wrap; gap: 10px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 22px; border-radius: 12px; font-weight: 800; font-size: 15px; text-decoration: none; border: 1.5px solid var(--brand); }
.btn.primary { background: var(--brand); color: var(--white); }
.btn.primary:hover { background: var(--brand-dark); }
.btn.ghost { background: var(--white); color: var(--brand); }
.btn.soon { background: var(--white); color: var(--faint); border-color: var(--line); cursor: default; }
.note { font-size: 13px; color: var(--faint); margin-top: 12px; }

/* 구역 */
section { padding: 72px 0; }
section.alt { background: var(--bg); }
.kicker { font-size: 13px; font-weight: 900; color: var(--brand); letter-spacing: 0.06em; margin: 0 0 8px; }
h2 { font-size: clamp(24px, 3.4vw, 32px); color: var(--ink); margin: 0 0 12px; line-height: 1.35; letter-spacing: -0.01em; }
.sub { color: var(--muted); margin: 0 0 36px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.card { background: var(--white); border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.card h3 { margin: 10px 0 8px; font-size: 18px; color: var(--ink); }
.card p, .card li { font-size: 14px; color: var(--muted); margin: 0; }
.card ul { margin: 0; padding-left: 18px; }
.tag { display: inline-block; font-size: 12px; font-weight: 900; padding: 3px 10px; border-radius: 999px; }
.tag.student { color: var(--student); background: #F9EFF9; }
.tag.parent { color: var(--parent); background: #CCFBF1; }
.tag.teacher { color: var(--teacher); background: #DBEAFE; }
.tag.academy { color: var(--academy); background: #FEF3C7; }

.price { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.price .card strong { display: block; font-size: 22px; color: var(--ink); margin-top: 4px; }
.price .card.free strong { color: var(--brand); }

.contact { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }

/* 문서 (약관 · 방침) */
.doc { max-width: 820px; margin: 0 auto; padding: 48px 20px 80px; }
.doc h1 { font-size: clamp(26px, 4vw, 34px); color: var(--ink); margin: 0 0 6px; }
.doc .meta { color: var(--muted); font-size: 14px; margin: 0 0 32px; }
.doc h2 { font-size: 20px; margin: 40px 0 12px; padding-top: 8px; }
.doc h3 { font-size: 16px; margin: 24px 0 8px; color: var(--ink); }
.doc p, .doc li { font-size: 15px; }
.doc ol, .doc ul { padding-left: 22px; }
.doc li { margin: 4px 0; }
.table { width: 100%; overflow-x: auto; margin: 12px 0 20px; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 560px; }
th, td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
th { background: var(--bg); color: var(--ink); font-weight: 800; white-space: nowrap; }
.todo { background: #FEF3C7; color: #92400E; padding: 0 4px; border-radius: 4px; font-weight: 700; }
.toc { background: var(--bg); border: 1px solid var(--line); border-radius: 14px; padding: 16px 20px; margin-bottom: 8px; }
.toc ol { margin: 0; }
.toc a { color: var(--text); text-decoration: none; }
.toc a:hover { color: var(--brand); }

/* 바닥 */
footer { background: #0F172A; color: #CBD5E1; padding: 40px 0 48px; font-size: 13px; }
footer .links { display: flex; flex-wrap: wrap; gap: 18px; margin-bottom: 18px; font-weight: 800; }
footer .links a { color: var(--white); text-decoration: none; }
footer .links a.strong { color: #F0ABFC; }
footer p { margin: 2px 0; }
footer .copy { margin-top: 16px; color: #64748B; }

@media (max-width: 640px) {
  .top nav { gap: 12px; font-size: 13px; }
  .top nav .hide-m { display: none; }
  .hero { padding: 56px 0 48px; }
  section { padding: 56px 0; }
}