/* 그룹 랜딩 페이지 스타일 — pre-event.css 디자인 패턴 통일 */

/* CSS 변수 - 라이트/다크 모드 */
:root {
  --primary-bg: #ffffff;
  --text-color: #212529;
  --text-secondary: #64748b;
  --card-bg: #f8f9fa;
  --card-border: #e2e8f0;
  --card-hover-border: #bae6fd;
  --card-hover-shadow: 0 4px 16px rgba(37, 99, 235, 0.12);
  --button-bg: #f8f9fa;
  --button-hover: #e9ecef;
  --footer-color: #94a3b8;
  --select-bg: #f8f9fa;
  --select-border: #dee2e6;
  --room-icon-bg: #e0f2fe;
  --room-icon-color: #0369a1;
  --enter-btn-bg: #e0f2fe;
  --enter-btn-color: #0369a1;
  --enter-btn-border: #bae6fd;
  --enter-btn-hover: #bae6fd;
}

[data-theme="dark"] {
  --primary-bg: #1a1a1a;
  --text-color: #e0e0e0;
  --text-secondary: #a0a0a0;
  --card-bg: #2d2d2d;
  --card-border: #404040;
  --card-hover-border: #2563eb;
  --card-hover-shadow: 0 4px 16px rgba(96, 165, 250, 0.15);
  --button-bg: #404040;
  --button-hover: #505050;
  --footer-color: #6b7280;
  --select-bg: #363636;
  --select-border: #4b5563;
  --room-icon-bg: #1e3a5f;
  --room-icon-color: #7dd3fc;
  --enter-btn-bg: #1e3a5f;
  --enter-btn-color: #7dd3fc;
  --enter-btn-border: #2563eb;
  --enter-btn-hover: #2563eb;
}

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

/* 헤더 */
.group-landing-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 */
.group-landing-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px 0;
}

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

/* Mangople 로고 */
.group-landing-logo img {
  height: 36px;
  opacity: 0.7;
}

/* 페이지 제목 */
.group-title {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.3;
  word-break: keep-all;
}

.group-subdomain {
  display: block;
  font-size: 1.1em;
  margin-bottom: 4px;
}

/* 룸 목록 */
.room-list {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.room-link {
  text-decoration: none;
  color: inherit;
}

.room-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
  cursor: pointer;
}

.room-item:hover {
  border-color: var(--card-hover-border);
  box-shadow: var(--card-hover-shadow);
  transform: translateX(4px);
}

.room-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 10px;
  background: var(--room-icon-bg);
  color: var(--room-icon-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.room-info {
  flex: 1;
  min-width: 0;
  text-align: left;
}

.room-name {
  font-weight: 600;
  font-size: 0.95rem;
  margin: 0;
}

.room-desc {
  color: var(--text-secondary);
  font-size: 0.8rem;
  margin: 4px 0 0 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.room-action {
  flex-shrink: 0;
}

.enter-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  background: var(--enter-btn-bg);
  color: var(--enter-btn-color);
  border: 1px solid var(--enter-btn-border);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s;
  text-decoration: none;
}

.enter-btn:hover {
  background: var(--enter-btn-hover);
}

/* 빈 상태 */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 40px 0;
  color: var(--text-secondary);
}

.empty-state i {
  font-size: 2rem;
  opacity: 0.5;
}

.empty-state p {
  font-size: 0.9rem;
}

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

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

  .room-item {
    padding: 12px 14px;
    gap: 10px;
  }

  .room-action {
    display: none;
  }
}