/* ============================================
   ALUMNI PAGE
   ============================================ */

:root {
  --alumni-navy: #00142E;
  --alumni-red: #ED1A2B;
  --alumni-text: #333333;
  --alumni-muted: #6F6F6F;
  --alumni-border: #E5E5E5;
  --alumni-bg: #FFFFFF;
  --alumni-soft: #F7F7F7;
}

.alumni-section {
  background: var(--alumni-bg);
  padding: 80px 260px 180px;
}

.alumni-container {
  width: min(1400px, 100%);
  margin: 0 auto;
}

.alumni-layout {
  display: grid;
  grid-template-columns: 330px minmax(0, 1fr);
  gap: 48px;
  align-items: start;
}

.alumni-tabs {
  position: sticky;
  top: 150px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.alumni-tab {
  width: 100%;
  padding: 10px 0 10px 16px;
  border: none;
  border-left: 2px solid transparent;
  background: transparent;
  box-shadow: none;
  color: var(--alumni-muted);
  font-family: var(--font-primary, 'Pretendard', sans-serif);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.4;
  text-align: left;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.alumni-tab:hover {
  color: var(--alumni-text);
}

.alumni-tab.active {
  color: var(--alumni-red);
  border-left-color: var(--alumni-red);
  font-weight: 600;
}

.alumni-panels {
  min-width: 0;
}

.alumni-panel {
  display: none;
  flex-direction: column;
  gap: 18px;
}

.alumni-panel.active {
  display: flex;
}

.alumni-item {
  position: relative;
  background: #FFFFFF;
  border: 1px solid var(--alumni-border);
  overflow: hidden;
  transition: border-color 0.25s ease;
}

.alumni-item.open {
  border-color: rgba(237, 26, 43, 0.35);
}

.alumni-question {
  position: relative;
  width: 100%;
  min-height: 86px;
  padding: 26px 76px 26px 34px;
  background: transparent;
  color: var(--alumni-text);
  font-family: var(--font-primary, 'Pretendard', sans-serif);
  font-size: 22px;
  line-height: 1.4;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-align: left;
}

.alumni-question::after {
  content: '+';
  position: absolute;
  right: 34px;
  top: 50%;
  transform: translateY(-50%);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--alumni-soft);
  color: var(--alumni-red);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 500;
  transition: all 0.25s ease;
}

.alumni-item.open .alumni-question::after {
  background: var(--alumni-red);
  color: #FFFFFF;
  content: '\2212';
}

.alumni-answer {
  display: none;
  padding: 0 34px;
  background: linear-gradient(180deg, #FFFFFF 0%, #FBFBFB 100%);
}

.alumni-item.open .alumni-answer {
  display: block;
  padding: 0 34px 30px;
}

.alumni-answer ul {
  margin: 0;
  padding-left: 22px;
  list-style: disc;
  columns: 2;
  column-gap: 48px;
}

.alumni-answer li {
  font-family: var(--font-primary, 'Pretendard', sans-serif);
  font-size: 16px;
  line-height: 1.95;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: #4A4A4A;
  break-inside: avoid;
}

.alumni-note {
  margin: 18px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--alumni-border);
  font-family: var(--font-primary, 'Pretendard', sans-serif);
  font-size: 15px;
  line-height: 1.85;
  color: var(--alumni-muted);
}

.alumni-note strong {
  color: var(--alumni-navy);
  font-weight: 700;
}

.alumni-placeholder {
  margin: 0;
  padding: 30px 0;
  font-family: var(--font-primary, 'Pretendard', sans-serif);
  font-size: 16px;
  line-height: 1.7;
  color: var(--alumni-muted);
}

@media (max-width: 1200px) {
  .alumni-section {
    padding: 80px 40px 140px;
  }

  .alumni-layout {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 32px;
  }

  .alumni-question {
    font-size: 20px;
  }
}

@media (max-width: 900px) {
  .alumni-section {
    padding: 60px 20px 100px;
  }

  .alumni-layout {
    grid-template-columns: 1fr;
  }

  .alumni-tabs {
    position: static;
    flex-direction: row;
    gap: 0 24px;
    border-bottom: 1px solid var(--alumni-border);
    padding-bottom: 16px;
    margin-bottom: 8px;
  }

  .alumni-tab {
    padding: 8px 0;
    border-left: none;
    border-bottom: 2px solid transparent;
  }

  .alumni-tab.active {
    border-left: none;
    border-bottom-color: var(--alumni-red);
  }

  .alumni-answer ul {
    columns: 1;
  }
}

@media (max-width: 560px) {
  .alumni-question {
    min-height: 78px;
    padding: 22px 62px 22px 24px;
    font-size: 18px;
  }

  .alumni-question::after {
    right: 22px;
    width: 30px;
    height: 30px;
    font-size: 21px;
  }

  .alumni-answer {
    padding: 0 24px;
  }

  .alumni-item.open .alumni-answer {
    padding: 0 24px 24px;
  }

  .alumni-answer li {
    font-size: 15px;
  }
}