/* 행사 전 안내 화면 스타일 */

/* CSS 변수 - 라이트/다크 모드 */
:root {
  --primary-bg: #ffffff;
  --text-color: #212529;
  --text-secondary: #64748b;
  --card-bg: #f8f9fa;
  --card-border: #e2e8f0;
  --badge-bg: #e0f2fe;
  --badge-color: #0369a1;
  --badge-border: #bae6fd;
  --feature-bg: #f1f5f9;
  --feature-icon: #2563eb;
  --button-bg: #f8f9fa;
  --button-hover: #e9ecef;
  --footer-color: #94a3b8;
  --select-bg: #f8f9fa;
  --select-border: #dee2e6;
  --description-bg: #fffbeb;
  --description-border: #fbbf24;
  --description-color: #92400e;
  --time-color: #0369a1;
}

[data-theme="dark"] {
  --primary-bg: #1a1a1a;
  --text-color: #e0e0e0;
  --text-secondary: #a0a0a0;
  --card-bg: #2d2d2d;
  --card-border: #404040;
  --badge-bg: #1e3a5f;
  --badge-color: #7dd3fc;
  --badge-border: #2563eb;
  --feature-bg: #363636;
  --feature-icon: #60a5fa;
  --button-bg: #404040;
  --button-hover: #505050;
  --footer-color: #6b7280;
  --select-bg: #363636;
  --select-border: #4b5563;
  --description-bg: #422006;
  --description-border: #d97706;
  --description-color: #fbbf24;
  --time-color: #7dd3fc;
}

/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--primary-bg);
  color: var(--text-color);
  min-height: 100vh;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
}

/* 컨테이너 */
.pre-event-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
  max-width: 640px;
  margin: 0 auto;
  padding: 0 16px;
}

/* 스크린 모드 (대형 화면) */
.screen-mode .pre-event-container {
  max-width: 1200px;
}

.screen-mode .pre-event-title {
  font-size: 3rem;
}

.screen-mode .pre-event-message p {
  font-size: 1.25rem;
}

.screen-mode .pre-event-badge {
  font-size: 1.1rem;
  padding: 10px 24px;
}

.screen-mode .feature-item {
  font-size: 1.1rem;
}

/* 헤더 */
.pre-event-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  flex-shrink: 0;
}

.header-left,
.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-button {
  background: var(--button-bg);
  border: none;
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
  color: var(--text-color);
  font-size: 16px;
  transition: background-color 0.2s;
}

.icon-button:hover {
  background: var(--button-hover);
}

.select-styled {
  background: var(--select-bg);
  border: 1px solid var(--select-border);
  border-radius: 8px;
  padding: 6px 12px;
  color: var(--text-color);
  font-size: 14px;
  cursor: pointer;
  outline: none;
}

/* 메인 콘텐츠 */
.pre-event-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px 0;
}

.pre-event-card {
  width: 100%;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

/* 로고 */
.pre-event-logo img {
  height: 36px;
  opacity: 0.7;
}

/* 학회명 */
.pre-event-title {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.3;
  word-break: keep-all;
}

/* 상태 뱃지 */
.pre-event-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: var(--badge-bg);
  color: var(--badge-color);
  border: 1px solid var(--badge-border);
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 500;
}

.pre-event-badge i {
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* 시작 시간 */
.pre-event-time {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--time-color);
  font-size: 1rem;
  font-weight: 500;
}

/* 안내 메시지 */
.pre-event-message {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pre-event-message p:first-child {
  font-size: 1.05rem;
  font-weight: 500;
}

.pre-event-message p:last-child {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* 커스텀 안내 */
.pre-event-description {
  width: 100%;
  max-width: 480px;
  background: var(--description-bg);
  border: 1px solid var(--description-border);
  border-radius: 12px;
  padding: 16px 20px;
  color: var(--description-color);
  font-size: 0.9rem;
  line-height: 1.6;
  text-align: left;
  white-space: pre-line;
}

/* 기능 안내 */
.pre-event-features {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 8px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--feature-bg);
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.feature-item i {
  color: var(--feature-icon);
  font-size: 14px;
}

/* 푸터 */
.pre-event-footer {
  padding: 16px 0;
  text-align: center;
  color: var(--footer-color);
  font-size: 0.8rem;
  flex-shrink: 0;
}

/* 반응형 */
@media (max-width: 480px) {
  .pre-event-title {
    font-size: 1.4rem;
  }

  .pre-event-features {
    flex-direction: column;
    align-items: center;
  }

  .feature-item {
    width: 100%;
    max-width: 240px;
    justify-content: center;
  }
}