body { font-family: 'Pretendard', sans-serif; background: #f0f2f5; display: flex; flex-direction: column; align-items: center; min-height: 100vh; margin: 0; padding-top: 80px; }
.card { background: white; padding: 40px; border-radius: 20px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); width: 100%; max-width: 400px; text-align: center; }
input { width: 100%; padding: 12px; margin: 8px 0; border: 1px solid #ddd; border-radius: 10px; box-sizing: border-box; }
button { width: 100%; padding: 12px; border: none; border-radius: 10px; cursor: pointer; font-weight: bold; margin-top: 10px; transition: 0.2s; }
.btn-primary { background: #1877f2; color: white; }
.btn-secondary { background: #42b72a; color: white; }
.btn-admin { background: #606770; color: white; margin-top: 25px; }
.link-group { margin-top: 15px; font-size: 14px; color: #1877f2; }
.link-group span { cursor: pointer; margin: 0 5px; text-decoration: underline; }
.hidden { display: none; }
.admin-container { max-width: 650px; }
table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14px; }
th { background: #f8f9fa; padding: 12px; border-bottom: 2px solid #eee; }
td { padding: 12px; border-bottom: 1px solid #eee; }
.btn-small { width: auto; padding: 5px 10px; font-size: 12px; margin: 0 2px; }
.approve { background: #28a745; color: white; }
.reject { background: #dc3545; color: white; }
.type-pending_signup { color: #28a745; font-weight: bold; }
.type-pending_reset { color: #007bff; font-weight: bold; }
.db-manager-container { position: fixed; top: 5%; left: 50%; transform: translateX(-50%); width: 95%; max-width: 1100px; height: 85vh; background: white; border-radius: 20px; padding: 30px; overflow-y: auto; box-shadow: 0 0 50px rgba(0,0,0,0.3); border: 1px solid #ccc; }
.db-table { border: 1px solid #ddd; width: 100%; }
.db-table input { border: none; padding: 5px; border-radius: 0; background: transparent; text-align: center; }
.table-selector { background: #f1f3f5; padding: 10px; border-radius: 10px; margin-bottom: 20px; }

/* --- 신규 추가: 상단 내비게이션 바 스타일 --- */
.top-nav {
    position: fixed; top: 0; left: 0; width: 100%; height: 60px;
    background: white; display: flex; justify-content: space-between; align-items: center;
    padding: 0 20px; box-sizing: border-box; box-shadow: 0 2px 10px rgba(0,0,0,0.05); z-index: 1000;
}
.nav-left, .nav-right { display: flex; align-items: center; gap: 15px; }

/* 햄버거 버튼 스타일 */
.menu-trigger { cursor: pointer; padding: 5px; display: flex; flex-direction: column; gap: 4px; }
.menu-trigger span { width: 22px; height: 3px; background: #333; border-radius: 2px; }

/* 프로필 및 드롭다운 스타일 */
.profile-wrap { position: relative; }
.profile-btn { 
    width: 35px; height: 35px; background: #1877f2; color: white; 
    border-radius: 50%; display: flex; justify-content: center; align-items: center; 
    cursor: pointer; font-size: 14px; font-weight: bold;
}
.dropdown-content {
    position: absolute; top: 45px; right: 0; width: 160px;
    background: white; border-radius: 12px; box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    display: none; flex-direction: column; padding: 8px 0; overflow: hidden;
}
.dropdown-content.show { display: flex; }
.dropdown-content a, .dropdown-content span {
    padding: 12px 20px; font-size: 14px; color: #333; cursor: pointer; transition: 0.2s;
    text-align: left; text-decoration: none;
}
.dropdown-content a:hover, .dropdown-content span:hover { background: #f0f2f5; color: #1877f2; }
.dropdown-divider { height: 1px; background: #eee; margin: 5px 0; }