/* ==========================================================================
   festa.tickettime.co.kr Design System CSS v2
   ========================================================================== */

:root {
  /* ── 티켓타임 자산 상속 ── */
  --fs-font:      "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, Roboto, sans-serif;
  --fs-ink:       #101828;
  --fs-ink-2:     #475467;
  --fs-ink-3:     #667085;
  --fs-surface:   #ffffff;
  --fs-bg:        #f7f8fa;
  --fs-line:      #e4e7ec;

  --fs-brand:     #800080;   /* 티켓타임 브랜드 - 예매 CTA 전용 */
  --fs-brand-ink: #5a005a;

  --fs-r-sm: 8px;
  --fs-r-md: 12px;
  --fs-r-lg: 18px;
  --fs-r-full: 999px;

  --fs-w-page: 1080px;
  --fs-w-text: 720px;

  --fs-sh-sm: 0 1px 2px rgba(16,24,40,.04), 0 1px 3px rgba(16,24,40,.06);
  --fs-sh-md: 0 2px 4px rgba(16,24,40,.04), 0 8px 20px rgba(16,24,40,.08);

  /* ── 상태색 ── */
  --fs-live:      #0f7052;  --fs-live-bg:  #e6f4ea;
  --fs-soon:      #b54708;  --fs-soon-bg:  #fef7e0;
  --fs-done:      #667085;  --fs-done-bg:  #f2f4f7;

  /* ── 기본 액센트 ── */
  --fs-accent:    #7b61ff;  --fs-accent-bg: #f0edff;
}

/* 테마별 액센트 스위칭 (접근성 방어 적용) */
[data-tf="cherry"]   { --fs-accent:#e5709a; --fs-accent-bg:#fdeef3; }
[data-tf="rose"]     { --fs-accent:#c62b52; --fs-accent-bg:#fdeaef; }
[data-tf="firework"] { --fs-accent:#5b3fd6; --fs-accent-bg:#eeebfd; }
[data-tf="maple"]    { --fs-accent:#c2410c; --fs-accent-bg:#fdeee6; }
[data-tf="snow"]     { --fs-accent:#0d6ea8; --fs-accent-bg:#e7f3fb; }
[data-tf="food"]     { --fs-accent:#a16207; --fs-accent-bg:#fdf4e3; }
[data-tf="music"]    { --fs-accent:#7c3aed; --fs-accent-bg:#f3edfe; }
[data-tf="light"]    { --fs-accent:#0e7490; --fs-accent-bg:#e6f5f8; }

/* 다크모드 지원 */
@media (prefers-color-scheme: dark) {
  body.dark-mode-auto {
    --fs-ink:       #f9fafb;
    --fs-ink-2:     #d0d5dd;
    --fs-ink-3:     #98a2b3;
    --fs-surface:   #1d2939;
    --fs-bg:        #101828;
    --fs-line:      #344054;
  }
}
body.dark-mode {
  --fs-ink:       #f9fafb;
  --fs-ink-2:     #d0d5dd;
  --fs-ink-3:     #98a2b3;
  --fs-surface:   #1d2939;
  --fs-bg:        #101828;
  --fs-line:      #344054;
}

/* 리셋 & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--fs-font);
  background-color: var(--fs-bg);
  color: var(--fs-ink);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

/* Layout Containers */
.fs-container {
  max-width: var(--fs-w-page);
  margin: 0 auto;
  padding: 0 1rem;
}
.fs-main {
  max-width: var(--fs-w-text);
  margin: 0 auto;
  padding: 1.5rem 1rem 5rem;
}

/* Header & Nav */
.fs-header {
  background: var(--fs-surface);
  border-bottom: 1px solid var(--fs-line);
  position: sticky;
  top: 0;
  z-index: 100;
}
.fs-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}
.fs-logo {
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--fs-brand);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}
.fs-logo-badge {
  background: var(--fs-brand);
  color: #fff;
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: var(--fs-r-sm);
  font-weight: 700;
}
.fs-nav { display: flex; gap: 1.25rem; font-size: 0.95rem; font-weight: 600; }
.fs-nav a:hover { color: var(--fs-brand); }

/* Status Badge */
.fs-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--fs-r-full);
}
.fs-badge-live { background: var(--fs-live-bg); color: var(--fs-live); }
.fs-badge-soon { background: var(--fs-soon-bg); color: var(--fs-soon); }
.fs-badge-done { background: var(--fs-done-bg); color: var(--fs-done); }

/* Typography */
h1 {
  font-size: clamp(1.4rem, 4.5vw, 1.875rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin: 0.75rem 0 1rem;
}
h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
  padding-left: 0.75rem;
  border-left: 4px solid var(--fs-accent);
}
p { font-size: 1rem; color: var(--fs-ink-2); margin-bottom: 1rem; }

/* AnswerBox */
.fs-answer-box {
  background: var(--fs-accent-bg);
  border-left: 4px solid var(--fs-accent);
  padding: 1.25rem;
  border-radius: var(--fs-r-md);
  margin-bottom: 1.5rem;
  position: relative;
}
.fs-answer-box p {
  color: var(--fs-ink);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.65;
  margin-bottom: 0.5rem;
}
.fs-answer-box-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  color: var(--fs-ink-3);
}
.fs-btn-copy {
  background: var(--fs-surface);
  border: 1px solid var(--fs-line);
  padding: 3px 8px;
  border-radius: var(--fs-r-sm);
  font-size: 0.75rem;
  cursor: pointer;
  font-weight: 600;
}

/* FactCard 2x2 */
.fs-fact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 2rem;
}
@media (min-width: 640px) {
  .fs-fact-grid { grid-template-columns: repeat(4, 1fr); }
}
.fs-fact-card {
  background: var(--fs-surface);
  border: 1px solid var(--fs-line);
  border-radius: var(--fs-r-md);
  padding: 1rem;
  box-shadow: var(--fs-sh-sm);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.fs-fact-title { font-size: 0.8125rem; color: var(--fs-ink-3); font-weight: 600; }
.fs-fact-val { font-size: 1rem; font-weight: 700; color: var(--fs-ink); }

/* Table Container (Overflow handling) */
.fs-table-wrap {
  width: 100%;
  overflow-x: auto;
  margin-bottom: 1.5rem;
  border: 1px solid var(--fs-line);
  border-radius: var(--fs-r-md);
  background: var(--fs-surface);
}
table.fs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  text-align: left;
}
table.fs-table th, table.fs-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--fs-line);
}
table.fs-table th {
  background: var(--fs-bg);
  font-weight: 700;
  color: var(--fs-ink);
  white-space: nowrap;
}

/* Weather Strip */
.fs-weather-strip {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  padding: 0.5rem 0 1rem;
}
.fs-weather-item {
  background: var(--fs-surface);
  border: 1px solid var(--fs-line);
  border-radius: var(--fs-r-md);
  padding: 0.75rem;
  min-width: 90px;
  text-align: center;
  font-size: 0.8125rem;
}

/* FAQ Details */
.fs-faq-item {
  background: var(--fs-surface);
  border: 1px solid var(--fs-line);
  border-radius: var(--fs-r-md);
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.fs-faq-item summary {
  padding: 1rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.fs-faq-item details[open] summary { border-bottom: 1px solid var(--fs-line); }
.fs-faq-ans { padding: 1rem; color: var(--fs-ink-2); font-size: 0.95rem; }

/* Related Cards Grid */
.fs-related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}
.fs-related-card {
  background: var(--fs-surface);
  border: 1px solid var(--fs-line);
  border-radius: var(--fs-r-md);
  padding: 0.875rem;
  transition: transform 0.15s ease;
}
.fs-related-card:hover { transform: translateY(-2px); border-color: var(--fs-accent); }

/* Sticky CTA Bar (Mobile Bottom) */
.fs-sticky-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--fs-surface);
  border-top: 1px solid var(--fs-line);
  padding: 0.75rem 1rem;
  display: flex;
  gap: 0.5rem;
  z-index: 99;
  box-shadow: var(--fs-sh-md);
}
.fs-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
  border-radius: var(--fs-r-md);
  font-weight: 700;
  font-size: 0.9375rem;
  text-align: center;
  cursor: pointer;
  border: none;
}
.fs-btn-primary { background: var(--fs-brand); color: #fff; }
.fs-btn-secondary { background: var(--fs-bg); color: var(--fs-ink); border: 1px solid var(--fs-line); }

/* Ads Slot */
.fs-ad {
  margin: 2rem 0;
  text-align: center;
  clear: both;
}
.fs-ad-label {
  font-size: 0.7rem;
  color: var(--fs-ink-3);
  margin-bottom: 0.25rem;
  display: block;
}

/* Footer */
.fs-footer {
  background: var(--fs-surface);
  border-top: 1px solid var(--fs-line);
  padding: 2.5rem 1rem 5rem;
  font-size: 0.8125rem;
  color: var(--fs-ink-3);
}
.fs-footer-links { display: flex; gap: 1rem; margin-bottom: 1rem; font-weight: 600; }