/* LUCA 입시스토리 — 스타일 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;600;700;900&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0A0A1A;
  --bg-card: rgba(255,255,255,0.05);
  --bg-hover: rgba(255,255,255,0.09);
  --border: rgba(255,255,255,0.1);
  --purple: #6C63FF;
  --cyan: #00D4FF;
  --success: #00E5A0;
  --warning: #FFB547;
  --danger: #FF5C6C;
  --text: #FFFFFF;
  --text-secondary: #B0B8C8;
  --text-muted: #6B7A99;
  --radius: 12px;
}

body {
  font-family: 'Noto Sans KR', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* 헤더 */
.story-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 20px;
  background: rgba(10,10,26,0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
}
.story-logo { display: flex; align-items: center; gap: 4px; }
.logo-l,.logo-u,.logo-c,.logo-a {
  font-size: 18px; font-weight: 900;
  background: linear-gradient(135deg, var(--purple), var(--cyan));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  padding: 2px 4px;
}
.logo-sub { font-size: 13px; font-weight: 700; color: var(--text-secondary); margin-left: 6px; }
.header-right { display: flex; align-items: center; gap: 8px; }
.user-name { font-size: 13px; color: var(--text-secondary); }
.btn-icon { background: none; border: none; font-size: 18px; cursor: pointer; padding: 4px; }

/* 메인 */
.story-main { max-width: 900px; margin: 0 auto; padding: 20px 16px; }
.page { display: none; }
.page.active { display: block; }

/* 섹션 헤더 */
.section-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.section-header h2 { font-size: 20px; font-weight: 800; }

/* 검색바 */
.search-bar { margin-bottom: 16px; }
.search-bar input {
  width: 100%; padding: 12px 16px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text); font-size: 14px;
}
.search-bar input::placeholder { color: var(--text-muted); }
.search-bar input:focus { outline: none; border-color: var(--purple); }

/* 학생 그리드 */
.student-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
.student-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; cursor: pointer;
  transition: all 0.2s;
}
.student-card:hover { border-color: var(--purple); transform: translateY(-2px); }
.student-card .name { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.student-card .info { font-size: 12px; color: var(--text-muted); }
.student-card .target { font-size: 12px; color: var(--cyan); margin-top: 8px; }

/* 탭 */
.tabs {
  display: flex; gap: 4px; overflow-x: auto; padding: 4px;
  background: var(--bg-card); border-radius: var(--radius);
  margin-bottom: 20px; -webkit-overflow-scrolling: touch;
}
.tabs::-webkit-scrollbar { display: none; }
.tab-btn {
  padding: 8px 14px; border-radius: 8px; background: none; border: none;
  color: var(--text-muted); font-size: 12px; font-weight: 600;
  cursor: pointer; white-space: nowrap; transition: all 0.2s;
}
.tab-btn.active { background: var(--purple); color: #fff; }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* 카드 */
.card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; margin-bottom: 16px;
}
.card h3 { font-size: 16px; font-weight: 700; margin-bottom: 14px; }

/* 폼 */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: 12px; color: var(--text-muted); font-weight: 600; }
.input {
  padding: 10px 12px; background: rgba(255,255,255,0.04);
  border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); font-size: 14px; font-family: inherit;
}
.input:focus { outline: none; border-color: var(--purple); }
.input::placeholder { color: var(--text-muted); }
.textarea { min-height: 80px; resize: vertical; line-height: 1.6; }
.hint { font-size: 12px; color: var(--text-muted); margin-bottom: 12px; }

/* 칩 */
.chip-group { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 10px; border: 1px solid var(--border);
  border-radius: 20px; font-size: 12px; color: var(--text-secondary);
  cursor: pointer; transition: all 0.2s;
}
.chip:has(input:checked) { background: rgba(108,99,255,0.2); border-color: var(--purple); color: var(--purple); }
.chip input { display: none; }

/* 버튼 */
.btn-primary {
  padding: 10px 20px; background: linear-gradient(135deg, var(--purple), var(--cyan));
  color: #fff; border: none; border-radius: 8px;
  font-size: 14px; font-weight: 700; cursor: pointer; transition: all 0.2s;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(108,99,255,0.4); }
.btn-primary.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-secondary {
  padding: 10px 20px; background: var(--bg-card);
  color: var(--text-secondary); border: 1px solid var(--border);
  border-radius: 8px; font-size: 13px; font-weight: 600; cursor: pointer;
}
.btn-secondary:hover { border-color: var(--purple); color: var(--purple); }
.btn-back {
  background: none; border: none; color: var(--text-muted);
  font-size: 14px; cursor: pointer; margin-bottom: 16px; padding: 4px;
}
.btn-row { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }

/* 모달 */
.modal {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.7); z-index: 9999;
  align-items: center; justify-content: center;
}
.modal.open { display: flex; }
.modal-box {
  background: #12122a; border: 1px solid var(--border);
  border-radius: 16px; padding: 24px; width: min(420px, 94vw);
  max-height: 80vh; overflow-y: auto;
}
.modal-box h3 { font-size: 18px; margin-bottom: 16px; }

/* 토스트 */
.toast {
  position: fixed; bottom: 32px; left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: #1a1a3e; border: 1px solid var(--purple);
  color: #fff; padding: 12px 24px; border-radius: 12px;
  font-size: 14px; font-weight: 600; z-index: 99999;
  transition: transform .3s; pointer-events: none;
}

/* 모바일 */
@media (max-width: 768px) {
  .form-grid { grid-template-columns: 1fr; }
  .student-grid { grid-template-columns: 1fr; }
  .story-main { padding: 12px 10px; }
  .card { padding: 14px; }
  .tabs { gap: 2px; }
  .tab-btn { padding: 6px 10px; font-size: 11px; }
  .input { font-size: 16px !important; }
}

/* 드롭다운 항목 */
.univ-dropdown div:hover, .major-dropdown div:hover {
  background: rgba(108,99,255,0.15) !important;
}

/* 세특 본문 스크롤 */
.setech-body {
  font-size: 13px;
  line-height: 1.8;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text-secondary, #b0b0c0);
  max-height: 300px;
  overflow-y: scroll !important;
  -webkit-overflow-scrolling: touch;
  padding: 8px;
  touch-action: pan-y;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  background: rgba(0,0,0,0.2);
}
.setech-body::-webkit-scrollbar {
  width: 6px;
}
.setech-body::-webkit-scrollbar-track {
  background: rgba(255,255,255,0.05);
  border-radius: 3px;
}
.setech-body::-webkit-scrollbar-thumb {
  background: rgba(108,99,255,0.4);
  border-radius: 3px;
}