/*
 * NSREC Short Course Archive - Scoped Styles
 * For use with the NSREC2022 child theme (Twenty Twenty-One parent)
 * All selectors scoped under .nsrec-sc-archive to avoid theme conflicts
 */

/* ============ CSS VARIABLES ============ */
.nsrec-sc-archive {
  --sc-navy: #1a2744;
  --sc-deep-blue: #1e3a5f;
  --sc-accent: #4a90d9;
  --sc-accent-light: #6db3f8;
  --sc-gold: #d4a843;
  --sc-gold-light: #f0d080;
  --sc-bg: #0f1923;
  --sc-card-bg: #182736;
  --sc-card-hover: #1e3348;
  --sc-text: #d0d8e8;
  --sc-text-muted: #8899aa;
  --sc-border: #2a3f55;
  --sc-era1: #e06050;
  --sc-era2: #d4a843;
  --sc-era3: #50b080;
  --sc-era4: #4a90d9;
  --sc-era5: #9966cc;
}

.nsrec-sc-archive {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--sc-bg);
  color: var(--sc-text);
  line-height: 1.6;
  margin: 0 -24px; /* Counteract .entry-content padding to go full-width */
}

.nsrec-sc-archive *,
.nsrec-sc-archive *::before,
.nsrec-sc-archive *::after {
  box-sizing: border-box;
}

.nsrec-sc-archive a { color: var(--sc-accent-light); text-decoration: none; }
.nsrec-sc-archive a:hover { text-decoration: underline; }

/* ============ HERO ============ */
.nsrec-sc-archive .sc-hero {
  background: linear-gradient(135deg, #0a1628 0%, #1a2744 40%, #1e3a5f 100%);
  padding: 60px 40px 50px;
  text-align: center;
  border-bottom: 3px solid var(--sc-gold);
  position: relative;
  overflow: hidden;
}
.nsrec-sc-archive .sc-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(74,144,217,0.08) 0%, transparent 50%),
              radial-gradient(ellipse at 80% 50%, rgba(212,168,67,0.06) 0%, transparent 50%);
}
.nsrec-sc-archive .sc-hero-content { position: relative; z-index: 1; max-width: 900px; margin: 0 auto; }
.nsrec-sc-archive .sc-hero h1 { font-size: 2.6em; font-weight: 700; color: #fff; margin-bottom: 8px; letter-spacing: -0.5px; }
.nsrec-sc-archive .sc-hero h1 span { color: var(--sc-gold); }
.nsrec-sc-archive .sc-hero .sc-subtitle { font-size: 1.15em; color: var(--sc-text-muted); margin-bottom: 20px; }
.nsrec-sc-archive .sc-stats-row { display: flex; justify-content: center; gap: 40px; margin-top: 25px; flex-wrap: wrap; }
.nsrec-sc-archive .sc-stat-item { text-align: center; }
.nsrec-sc-archive .sc-stat-num { font-size: 2.2em; font-weight: 700; color: var(--sc-gold); display: block; }
.nsrec-sc-archive .sc-stat-label { font-size: 0.85em; color: var(--sc-text-muted); text-transform: uppercase; letter-spacing: 1px; }

/* ============ NAV BAR ============ */
.nsrec-sc-archive .sc-nav-bar {
  background: var(--sc-navy);
  padding: 0 20px;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--sc-border);
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}
.nsrec-sc-archive .sc-nav-bar button {
  background: none; border: none; color: var(--sc-text-muted);
  padding: 14px 18px; font-size: 0.9em; cursor: pointer;
  border-bottom: 3px solid transparent; transition: all 0.2s; font-family: inherit;
}
.nsrec-sc-archive .sc-nav-bar button:hover { color: #fff; background: rgba(255,255,255,0.04); }
.nsrec-sc-archive .sc-nav-bar button.active { color: var(--sc-gold); border-bottom-color: var(--sc-gold); }

/* ============ SECTIONS ============ */
.nsrec-sc-archive .sc-section { display: none; padding: 40px 20px; max-width: 1200px; margin: 0 auto; }
.nsrec-sc-archive .sc-section.active { display: block; }
.nsrec-sc-archive .sc-section h2 { font-size: 1.8em; color: #fff; margin-bottom: 8px; border-left: 4px solid var(--sc-gold); padding-left: 16px; }
.nsrec-sc-archive .sc-section .sc-section-intro { color: var(--sc-text-muted); margin-bottom: 30px; padding-left: 20px; font-size: 1.05em; }

/* ============ TIMELINE ============ */
.nsrec-sc-archive .sc-era-group { margin-bottom: 40px; }
.nsrec-sc-archive .sc-era-header { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; padding-bottom: 10px; border-bottom: 1px solid var(--sc-border); }
.nsrec-sc-archive .sc-era-dot { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; }
.nsrec-sc-archive .sc-era-header h3 { font-size: 1.3em; color: #fff; }
.nsrec-sc-archive .sc-era-header .sc-era-years { color: var(--sc-text-muted); font-size: 0.95em; }

/* ============ YEAR CARDS ============ */
.nsrec-sc-archive .sc-year-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 16px; }
.nsrec-sc-archive .sc-year-card {
  background: var(--sc-card-bg); border: 1px solid var(--sc-border); border-radius: 10px;
  padding: 20px; transition: all 0.25s; cursor: pointer; position: relative; overflow: hidden;
}
.nsrec-sc-archive .sc-year-card:hover { background: var(--sc-card-hover); border-color: var(--sc-accent); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.3); }
.nsrec-sc-archive .sc-year-card .yc-year { font-size: 1.6em; font-weight: 700; color: var(--sc-gold); margin-bottom: 2px; }
.nsrec-sc-archive .sc-year-card .yc-location { font-size: 0.85em; color: var(--sc-text-muted); margin-bottom: 8px; }
.nsrec-sc-archive .sc-year-card .yc-theme { font-size: 1em; color: #fff; font-weight: 600; margin-bottom: 10px; line-height: 1.4; }
.nsrec-sc-archive .sc-year-card .yc-topics { display: none; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--sc-border); }
.nsrec-sc-archive .sc-year-card.expanded .yc-topics { display: block; }
.nsrec-sc-archive .yc-topics .topic-item { padding: 6px 0; font-size: 0.9em; border-bottom: 1px solid rgba(255,255,255,0.04); }
.nsrec-sc-archive .topic-item:last-child { border-bottom: none; }
.nsrec-sc-archive .topic-item .t-title { color: var(--sc-text); }
.nsrec-sc-archive .topic-item .t-author { color: var(--sc-text-muted); font-size: 0.88em; }
.nsrec-sc-archive .topic-item .t-tags { margin-top: 4px; display: flex; flex-wrap: wrap; gap: 4px; }
.nsrec-sc-archive .topic-item .t-tag {
  display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 0.75em;
  background: rgba(74,144,217,0.12); border: 1px solid rgba(74,144,217,0.3); color: var(--sc-accent-light);
}
.nsrec-sc-archive .yc-organizer { font-size: 0.85em; color: var(--sc-accent-light); margin-bottom: 6px; }
.nsrec-sc-archive .expand-hint { font-size: 0.78em; color: var(--sc-text-muted); position: absolute; bottom: 8px; right: 12px; }

/* Card-level tags */
.nsrec-sc-archive .yc-card-tags { margin-top: 8px; display: flex; flex-wrap: wrap; gap: 4px; }
.nsrec-sc-archive .yc-card-tag {
  display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 0.72em;
  background: rgba(212,168,67,0.1); border: 1px solid rgba(212,168,67,0.25); color: var(--sc-gold-light);
}

/* ============ TREND BLOCKS ============ */
.nsrec-sc-archive .sc-trend-block { background: var(--sc-card-bg); border: 1px solid var(--sc-border); border-radius: 10px; padding: 24px; margin-bottom: 20px; }
.nsrec-sc-archive .sc-trend-block h3 { color: var(--sc-gold); margin-bottom: 10px; font-size: 1.15em; }
.nsrec-sc-archive .sc-trend-block p { color: var(--sc-text); }

/* ============ CONCEPT TAGS ============ */
.nsrec-sc-archive .sc-concept-cloud { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0; }
.nsrec-sc-archive .sc-concept-tag {
  padding: 6px 14px; border-radius: 20px; font-size: 0.88em; cursor: default;
  border: 1px solid; transition: transform 0.15s;
}
.nsrec-sc-archive .sc-concept-tag:hover { transform: scale(1.05); }
.nsrec-sc-archive .sc-concept-tag.c1 { background: rgba(224,96,80,0.15); border-color: var(--sc-era1); color: var(--sc-era1); }
.nsrec-sc-archive .sc-concept-tag.c2 { background: rgba(212,168,67,0.15); border-color: var(--sc-era2); color: var(--sc-era2); }
.nsrec-sc-archive .sc-concept-tag.c3 { background: rgba(80,176,128,0.15); border-color: var(--sc-era3); color: var(--sc-era3); }
.nsrec-sc-archive .sc-concept-tag.c4 { background: rgba(74,144,217,0.15); border-color: var(--sc-era4); color: var(--sc-era4); }
.nsrec-sc-archive .sc-concept-tag.c5 { background: rgba(153,102,204,0.15); border-color: var(--sc-era5); color: var(--sc-era5); }

/* ============ SEARCH & FILTER ============ */
.nsrec-sc-archive .sc-search-bar { margin-bottom: 16px; }
.nsrec-sc-archive .sc-search-bar input {
  width: 100%; padding: 14px 20px; background: var(--sc-card-bg); border: 1px solid var(--sc-border);
  border-radius: 10px; color: #fff; font-size: 1em; font-family: inherit; outline: none; transition: border-color 0.2s;
}
.nsrec-sc-archive .sc-search-bar input:focus { border-color: var(--sc-accent); }
.nsrec-sc-archive .sc-search-bar input::placeholder { color: var(--sc-text-muted); }

.nsrec-sc-archive .sc-filter-section { margin-bottom: 24px; }
.nsrec-sc-archive .sc-filter-section-label { font-size: 0.82em; color: var(--sc-text-muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; font-weight: 600; }
.nsrec-sc-archive .sc-filter-row { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }

.nsrec-sc-archive .sc-filter-btn {
  padding: 5px 12px; background: var(--sc-card-bg); border: 1px solid var(--sc-border);
  border-radius: 20px; color: var(--sc-text-muted); font-size: 0.82em; cursor: pointer;
  transition: all 0.2s; font-family: inherit; white-space: nowrap;
}
.nsrec-sc-archive .sc-filter-btn:hover { border-color: var(--sc-gold); color: var(--sc-gold); background: rgba(212,168,67,0.08); }
.nsrec-sc-archive .sc-filter-btn.active { border-color: var(--sc-gold); color: var(--sc-gold); background: rgba(212,168,67,0.15); font-weight: 600; }

.nsrec-sc-archive .sc-topic-filter-btn {
  padding: 5px 12px; background: var(--sc-card-bg); border: 1px solid var(--sc-border);
  border-radius: 20px; color: var(--sc-text-muted); font-size: 0.82em; cursor: pointer;
  transition: all 0.2s; font-family: inherit; white-space: nowrap;
}
.nsrec-sc-archive .sc-topic-filter-btn:hover { border-color: var(--sc-accent-light); color: var(--sc-accent-light); background: rgba(74,144,217,0.08); }
.nsrec-sc-archive .sc-topic-filter-btn.active { border-color: var(--sc-accent-light); color: #fff; background: rgba(74,144,217,0.25); font-weight: 600; }

.nsrec-sc-archive .sc-active-filters { margin-bottom: 16px; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.nsrec-sc-archive .sc-active-filter-chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; background: rgba(74,144,217,0.2); border: 1px solid var(--sc-accent);
  border-radius: 14px; font-size: 0.8em; color: var(--sc-accent-light);
}
.nsrec-sc-archive .sc-active-filter-chip .chip-x { cursor: pointer; font-weight: bold; margin-left: 2px; opacity: 0.7; }
.nsrec-sc-archive .sc-active-filter-chip .chip-x:hover { opacity: 1; }
.nsrec-sc-archive .sc-clear-all-btn {
  padding: 3px 10px; background: rgba(224,96,80,0.15); border: 1px solid var(--sc-era1);
  border-radius: 14px; font-size: 0.8em; color: var(--sc-era1); cursor: pointer;
  font-family: inherit; transition: background 0.2s;
}
.nsrec-sc-archive .sc-clear-all-btn:hover { background: rgba(224,96,80,0.3); }
.nsrec-sc-archive .sc-results-count { font-size: 0.9em; color: var(--sc-text-muted); margin-bottom: 16px; }

/* ============ QUAD LAYOUT ============ */
.nsrec-sc-archive .sc-quad-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
@media (max-width: 700px) { .nsrec-sc-archive .sc-quad-row { grid-template-columns: 1fr; } }
.nsrec-sc-archive .sc-quad-cell { background: var(--sc-card-bg); border: 1px solid var(--sc-border); border-radius: 10px; padding: 22px; }
.nsrec-sc-archive .sc-quad-cell h4 { color: var(--sc-gold); margin-bottom: 10px; }

.nsrec-sc-archive .sc-chart-container { background: var(--sc-card-bg); border: 1px solid var(--sc-border); border-radius: 10px; padding: 24px; margin-bottom: 24px; }
.nsrec-sc-archive .sc-chart-title { font-size: 1.1em; color: #fff; margin-bottom: 16px; font-weight: 600; }

/* ============ FOOTER ============ */
.nsrec-sc-archive .sc-footer {
  text-align: center; padding: 40px 20px; color: var(--sc-text-muted); font-size: 0.85em;
  border-top: 1px solid var(--sc-border); margin-top: 40px;
}

/* Match highlight for active topic filters */
.nsrec-sc-archive .topic-match { background: rgba(212,168,67,0.2); border-color: var(--sc-gold) !important; color: var(--sc-gold) !important; font-weight: 600; }